diff options
| author |   José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:18:31 +0300 |
|---|---|---|
| committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-05-18 13:42:15 +0300 |
| commit | 437fd90c0250dee670290f9b714253671a990160 (patch) | |
| tree | b871786c360704244a07411c69fb58da9ead4a06 /qemu/roms/SLOF | |
| parent | 5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff) | |
These changes are the raw update to qemu-2.6.
Collission happened in the following patches:
migration: do cleanup operation after completion(738df5b9)
Bug fix.(1750c932f86)
kvmclock: add a new function to update env->tsc.(b52baab2)
The code provided by the patches was already in the upstreamed
version.
Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'qemu/roms/SLOF')
110 files changed, 2414 insertions, 1548 deletions
diff --git a/qemu/roms/SLOF/README b/qemu/roms/SLOF/README index 58e929427..294458880 100644 --- a/qemu/roms/SLOF/README +++ b/qemu/roms/SLOF/README @@ -11,6 +11,8 @@ Index 2.2 Overview of the source code 2.4 Extending the Forth engine 3.0 Limitations +4.0 Submitting patches +5.0 Coding style 1.0 Introduction to Slimline Open Firmware @@ -236,6 +238,34 @@ To add primitives: On a JS21 all memory configurations should work. +4.0 Submitting patches +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +Patches for SLOF should be made against https://github.com/aik/SLOF, +the master branch and posted to slof@lists.ozlabs.org. +The patches must be signed using "Signed-off-by" tag with a real name to +confirm that you certify the Developer Certificate of Origin Version 1.1, +see [3] for details. + + +5.0 Coding style +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +New C code submitted to SLOF should follow the coding style guidelines +for the Linux kernel [4] with the following exceptions: + +- in the event that you require a specific width, use a standard type + like int32_t, uint32_t, uint64_t, etc. Don't use Linux kernel internal + types like u32, __u32 or __le32. + +New Forth code should use 4 space indentations and no tabs. Patches for +the old code should keep the existing style which usually is +3 space indentation. + +New assembly code submitted to SLOF should follow the coding style +guidelines for the Linux kernel [4], i.e. indent with tabs, not with spaces. + + Documentation +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ @@ -244,3 +274,9 @@ Documentation [2] PAPR Standard, Power.org(TM) Standard for Power Architecture(R) Platform Requirements (Workstation, Server), Version 2.4, December 7, 2009 + +[3] Developer Certificate of Origin Version 1.1 + http://developercertificate.org/ + +[4] Linux kernel coding style + https://github.com/torvalds/linux/blob/master/Documentation/CodingStyle diff --git a/qemu/roms/SLOF/VERSION b/qemu/roms/SLOF/VERSION index 20bdb2eb7..aded5537b 100644 --- a/qemu/roms/SLOF/VERSION +++ b/qemu/roms/SLOF/VERSION @@ -1 +1 @@ -20150429 +20160223 diff --git a/qemu/roms/SLOF/board-js2x/llfw/stage2.lds b/qemu/roms/SLOF/board-js2x/llfw/stage2.lds index f91f0658a..e6315c3c8 100644 --- a/qemu/roms/SLOF/board-js2x/llfw/stage2.lds +++ b/qemu/roms/SLOF/board-js2x/llfw/stage2.lds @@ -45,7 +45,8 @@ SECTIONS { __bss_end = .; __bss_size = (__bss_end - __bss_start); - __toc_start = .; + . = ALIGN(256); + __toc_start = DEFINED (.TOC.) ? .TOC. : ADDR (.got) + 0x8000; .got : { *(.toc .got) diff --git a/qemu/roms/SLOF/board-js2x/llfw/stage2_head.S b/qemu/roms/SLOF/board-js2x/llfw/stage2_head.S index 5460bfebb..f3f5e0c8c 100644 --- a/qemu/roms/SLOF/board-js2x/llfw/stage2_head.S +++ b/qemu/roms/SLOF/board-js2x/llfw/stage2_head.S @@ -79,8 +79,6 @@ bsscdone: /* ------------------------------------ */ ASM_ENTRY(toc_init) LOAD64(r2, __toc_start) - addi r2,r2,0x4000 - addi r2,r2,0x4000 blr /* ------------------------------------ */ diff --git a/qemu/roms/SLOF/board-js2x/slof/Makefile b/qemu/roms/SLOF/board-js2x/slof/Makefile index ab3e683a4..4cdd5fa36 100644 --- a/qemu/roms/SLOF/board-js2x/slof/Makefile +++ b/qemu/roms/SLOF/board-js2x/slof/Makefile @@ -57,6 +57,7 @@ OF_FFS_FILES = \ $(SLOFBRDDIR)/attu.fs \ $(SLOFBRDDIR)/cpu.fs \ $(SLOFBRDDIR)/ioapic.fs \ + $(SLOFBRDDIR)/dma-function.fs \ $(SLOFBRDDIR)/pci-bridge_1022_7460.fs \ $(SLOFBRDDIR)/pci-device_1014_028c.fs \ $(SLOFBRDDIR)/pci-device_1014_02bd.fs \ diff --git a/qemu/roms/SLOF/board-js2x/slof/dma-function.fs b/qemu/roms/SLOF/board-js2x/slof/dma-function.fs new file mode 100644 index 000000000..2e314cdaa --- /dev/null +++ b/qemu/roms/SLOF/board-js2x/slof/dma-function.fs @@ -0,0 +1,31 @@ +\ ***************************************************************************** +\ * Copyright (c) 2004, 2011 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +: dma-alloc ( ... size -- virt ) + \ ." dma-alloc called: " .s cr + alloc-mem +; + +: dma-free ( virt size -- ) + \ ." dma-free called: " .s cr + free-mem +; + +: dma-map-in ( ... virt size cacheable? -- devaddr ) + \ ." dma-map-in called: " .s cr + 2drop +; + +: dma-map-out ( virt devaddr size -- ) + \ ." dma-map-out called: " .s cr + 2drop drop +; diff --git a/qemu/roms/SLOF/board-js2x/slof/helper.fs b/qemu/roms/SLOF/board-js2x/slof/helper.fs index 34d60da1f..1e2b03063 100644 --- a/qemu/roms/SLOF/board-js2x/slof/helper.fs +++ b/qemu/roms/SLOF/board-js2x/slof/helper.fs @@ -26,3 +26,14 @@ s" , " $cat bdate2human $cat encode-string THEN ; + +: invert-region ( addr len -- ) + 2dup or 7 and CASE + 0 OF 3 rshift 0 ?DO dup dup rx@ -1 xor swap rx! xa1+ LOOP ENDOF + 4 OF 2 rshift 0 ?DO dup dup rl@ -1 xor swap rl! la1+ LOOP ENDOF + 3 and + 2 OF 1 rshift 0 ?DO dup dup rw@ -1 xor swap rw! wa1+ LOOP ENDOF + dup OF 0 ?DO dup dup rb@ -1 xor swap rb! 1+ LOOP ENDOF + ENDCASE + drop +; diff --git a/qemu/roms/SLOF/board-qemu/llfw/stage2.lds b/qemu/roms/SLOF/board-qemu/llfw/stage2.lds index e060dd189..28c9dca93 100644 --- a/qemu/roms/SLOF/board-qemu/llfw/stage2.lds +++ b/qemu/roms/SLOF/board-qemu/llfw/stage2.lds @@ -49,7 +49,8 @@ SECTIONS { __bss_end = .; __bss_size = (__bss_end - __bss_start); - __toc_start = .; + . = ALIGN(256); + __toc_start = DEFINED (.TOC.) ? .TOC. : ADDR (.got) + 0x8000; .got : { *(.toc .got) diff --git a/qemu/roms/SLOF/board-qemu/llfw/stage2_head.S b/qemu/roms/SLOF/board-qemu/llfw/stage2_head.S index c56b117ce..adf75547b 100644 --- a/qemu/roms/SLOF/board-qemu/llfw/stage2_head.S +++ b/qemu/roms/SLOF/board-qemu/llfw/stage2_head.S @@ -77,8 +77,6 @@ bsscdone: /* ------------------------------------ */ ASM_ENTRY(toc_init) LOAD64(r2, __toc_start) - addi r2,r2,0x4000 - addi r2,r2,0x4000 blr /* ------------------------------------ */ diff --git a/qemu/roms/SLOF/board-qemu/slof/Makefile b/qemu/roms/SLOF/board-qemu/slof/Makefile index 283f77d32..a000a2519 100644 --- a/qemu/roms/SLOF/board-qemu/slof/Makefile +++ b/qemu/roms/SLOF/board-qemu/slof/Makefile @@ -66,9 +66,13 @@ USB_FFS_FILES = \ VIO_FFS_FILES = \ $(SLOFBRDDIR)/pci-device_1af4_1000.fs \ + $(SLOFBRDDIR)/pci-device_1af4_1041.fs \ $(SLOFBRDDIR)/pci-device_1af4_1001.fs \ + $(SLOFBRDDIR)/pci-device_1af4_1042.fs \ $(SLOFBRDDIR)/pci-device_1af4_1004.fs \ + $(SLOFBRDDIR)/pci-device_1af4_1048.fs \ $(SLOFBRDDIR)/pci-device_1af4_1009.fs \ + $(SLOFBRDDIR)/pci-device_1af4_1050.fs \ $(SLOFBRDDIR)/vio-hvterm.fs \ $(SLOFBRDDIR)/vio-vscsi.fs \ $(SLOFBRDDIR)/vio-veth.fs \ @@ -103,6 +107,7 @@ OF_FFS_FILES = \ $(SLOFBRDDIR)/pci-device_1013_00b8.fs \ $(SLOFBRDDIR)/pci-device_8086_100e.fs \ $(SLOFBRDDIR)/e1k.fs \ + $(SLOFBRDDIR)/qemu-vga.fs \ $(FCODE_FFS_FILES) # Uncomment the following line to enable the USB code: diff --git a/qemu/roms/SLOF/board-qemu/slof/OF.fs b/qemu/roms/SLOF/board-qemu/slof/OF.fs index 561d89225..69ee5c122 100644 --- a/qemu/roms/SLOF/board-qemu/slof/OF.fs +++ b/qemu/roms/SLOF/board-qemu/slof/OF.fs @@ -134,10 +134,6 @@ check-boot-menu \ Grab rtas from qemu #include "rtas.fs" -390 cp - -#include "virtio.fs" - 3f0 cp #include "tree.fs" diff --git a/qemu/roms/SLOF/slof/fs/archsupport.fs b/qemu/roms/SLOF/board-qemu/slof/archsupport.fs index cc4668769..a8ace3cc5 100644 --- a/qemu/roms/SLOF/slof/fs/archsupport.fs +++ b/qemu/roms/SLOF/board-qemu/slof/archsupport.fs @@ -10,15 +10,16 @@ \ * IBM Corporation - initial implementation \ ****************************************************************************/ -\ Qemu supports max 256cpus, 32K will be able to accomodate the fdt changes if -\ needed. -8000 VALUE size +\ 2 MiB FDT buffer size is enough to accommodate 255 CPU cores +\ and 16 TiB of maxmem specification. +200000 CONSTANT cas-buffer-size : ibm,client-architecture-support ( vec -- err? ) \ Store require parameters in nvram \ to come back to right boot device \ Allocate memory for H_CALL - size alloc-mem ( vec memaddr ) - swap over size ( memaddr vec memaddr size ) + cas-buffer-size alloc-mem ( vec memaddr ) + dup 0= IF ." out of memory during ibm,client-architecture-support" cr THEN + swap over cas-buffer-size ( memaddr vec memaddr size ) \ make h_call to hypervisor hv-cas 0= IF ( memaddr ) dup l@ 1 >= IF \ Version number >= 1 @@ -34,5 +35,5 @@ ELSE TRUE THEN - >r size free-mem r> + >r cas-buffer-size free-mem r> ; diff --git a/qemu/roms/SLOF/board-qemu/slof/helper.fs b/qemu/roms/SLOF/board-qemu/slof/helper.fs index 96da49894..40d4abc3a 100644 --- a/qemu/roms/SLOF/board-qemu/slof/helper.fs +++ b/qemu/roms/SLOF/board-qemu/slof/helper.fs @@ -33,3 +33,16 @@ swap - ; +: invert-region-cs ( addr len cellsize -- ) + >r over swap r@ rshift r> swap 1 hv-logical-memop drop +; + +: invert-region ( addr len -- ) + 2dup or 7 and CASE + 0 OF 3 invert-region-cs ENDOF + 4 OF 2 invert-region-cs ENDOF + 3 and + 2 OF 1 invert-region-cs ENDOF + dup OF 0 invert-region-cs ENDOF + ENDCASE +; diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1234_1111.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1234_1111.fs index a5c3584f9..22ea45d5c 100644 --- a/qemu/roms/SLOF/board-qemu/slof/pci-device_1234_1111.fs +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1234_1111.fs @@ -10,233 +10,6 @@ \ * IBM Corporation - initial implementation \ ****************************************************************************/ -my-space pci-device-generic-setup - -\ Defaults, overriden from qemu -d# 800 VALUE disp-width -d# 600 VALUE disp-height -d# 8 VALUE disp-depth - -\ Determine base address -10 config-l@ translate-my-address f not AND VALUE fb-base - -\ Fixed up later --1 VALUE io-base - -\ We support only one instance -false VALUE is-installed? - -: vga-io-xlate ( port -- addr ) - io-base -1 = IF - dup translate-my-address fff not and to io-base - THEN - io-base + -; - -: vga-w! ( value port -- ) - vga-io-xlate rw!-le -; - -: vga-w@ ( port -- value ) - vga-io-xlate rw@-le -; - -: vga-b! ( value port -- ) - vga-io-xlate rb! -; - -: vga-b@ ( port -- value ) - vga-io-xlate rb@ -; - -: vbe! ( value index -- ) - 1ce vga-w! 1d0 vga-w! -; - -: vbe@ ( index -- value ) - 1ce vga-w! 1d0 vga-w@ -; - -: color! ( r g b number -- ) - 3c8 vga-b! - rot 3c9 vga-b! - swap 3c9 vga-b! - 3c9 vga-b! -; - -: color@ ( number -- r g b ) - 3c8 vga-b! - 3c9 vga-b@ - 3c9 vga-b@ - 3c9 vga-b@ -; - -: set-colors ( adr number #numbers -- ) - over 3c8 vga-b! - swap DO - rb@ 3c9 vga-b! - rb@ 3c9 vga-b! - rb@ 3c9 vga-b! - LOOP - 3drop -; - -: get-colors ( adr number #numbers -- ) - 3drop -; - -include graphics.fs - -\ qemu fake VBE IO registers -0 CONSTANT VBE_DISPI_INDEX_ID -1 CONSTANT VBE_DISPI_INDEX_XRES -2 CONSTANT VBE_DISPI_INDEX_YRES -3 CONSTANT VBE_DISPI_INDEX_BPP -4 CONSTANT VBE_DISPI_INDEX_ENABLE -5 CONSTANT VBE_DISPI_INDEX_BANK -6 CONSTANT VBE_DISPI_INDEX_VIRT_WIDTH -7 CONSTANT VBE_DISPI_INDEX_VIRT_HEIGHT -8 CONSTANT VBE_DISPI_INDEX_X_OFFSET -9 CONSTANT VBE_DISPI_INDEX_Y_OFFSET -a CONSTANT VBE_DISPI_INDEX_NB - -\ ENABLE register -00 CONSTANT VBE_DISPI_DISABLED -01 CONSTANT VBE_DISPI_ENABLED -02 CONSTANT VBE_DISPI_GETCAPS -20 CONSTANT VBE_DISPI_8BIT_DAC -40 CONSTANT VBE_DISPI_LFB_ENABLED -80 CONSTANT VBE_DISPI_NOCLEARMEM - -: init-mode - 0 3c0 vga-b! - VBE_DISPI_DISABLED VBE_DISPI_INDEX_ENABLE vbe! - 0 VBE_DISPI_INDEX_X_OFFSET vbe! - 0 VBE_DISPI_INDEX_Y_OFFSET vbe! - disp-width VBE_DISPI_INDEX_XRES vbe! - disp-height VBE_DISPI_INDEX_YRES vbe! - disp-depth VBE_DISPI_INDEX_BPP vbe! - VBE_DISPI_ENABLED VBE_DISPI_8BIT_DAC or VBE_DISPI_INDEX_ENABLE vbe! - 0 3c0 vga-b! - 20 3c0 vga-b! -; - -: clear-screen - fb-base disp-width disp-height disp-depth 7 + 8 / * * 0 rfill -; - -: read-settings - s" qemu,graphic-width" get-chosen IF - decode-int to disp-width 2drop - THEN - s" qemu,graphic-height" get-chosen IF - decode-int to disp-height 2drop - THEN - s" qemu,graphic-depth" get-chosen IF - decode-int nip nip - dup 8 = - over f = or - over 10 = or - over 20 = or IF - to disp-depth - ELSE - ." Unsupported bit depth, using 8bpp " drop cr - THEN - THEN -; - -: add-legacy-reg - \ add legacy I/O Ports / Memory regions to assigned-addresses - \ see PCI Bus Binding Revision 2.1 Section 7. - s" reg" get-node get-property IF - \ "reg" does not exist, create new - encode-start - ELSE - \ "reg" does exist, copy it - encode-bytes - THEN - \ I/O Range 0x1ce-0x1d2 - my-space a1000000 or encode-int+ \ non-relocatable, aliased I/O space - 1ce encode-64+ 4 encode-64+ \ addr size - \ I/O Range 0x3B0-0x3BB - my-space a1000000 or encode-int+ \ non-relocatable, aliased I/O space - 3b0 encode-64+ c encode-64+ \ addr size - \ I/O Range 0x3C0-0x3DF - my-space a1000000 or encode-int+ \ non-relocatable, aliased I/O space - 3c0 encode-64+ 20 encode-64+ \ addr size - \ Memory Range 0xA0000-0xBFFFF - my-space a2000000 or encode-int+ \ non-relocatable, <1MB Memory space - a0000 encode-64+ 20000 encode-64+ \ addr size - s" reg" property \ store "reg" property -; - -: setup-properties - \ Shouldn't this be done from open ? - disp-width encode-int s" width" property - disp-height encode-int s" height" property - disp-width disp-depth 7 + 8 / * encode-int s" linebytes" property - disp-depth encode-int s" depth" property - s" ISO8859-1" encode-string s" character-set" property \ i hope this is ok... - \ add "device_type" property - s" display" device-type - s" qemu,std-vga" encode-string s" compatible" property - \ XXX We don't create an "address" property because Linux doesn't know what - \ to do with it for >32-bit -; - -\ words for installation/removal, needed by is-install/is-remove, see display.fs -: display-remove ( -- ) -; - -: hcall-invert-screen ( -- ) - frame-buffer-adr frame-buffer-adr 3 - screen-height screen-width * screen-depth * /x / - 1 hv-logical-memop - drop -; - -: hcall-blink-screen ( -- ) - \ 32 msec delay for visually noticing the blink - hcall-invert-screen 20 ms hcall-invert-screen -; - -: display-install ( -- ) - is-installed? NOT IF - ." Installing QEMU fb" cr - fb-base to frame-buffer-adr - clear-screen - default-font - set-font - disp-width disp-height - disp-width char-width / disp-height char-height / - disp-depth 7 + 8 / ( width height #lines #cols depth ) - fb-install - ['] hcall-invert-screen to invert-screen - ['] hcall-blink-screen to blink-screen - true to is-installed? - THEN -; - -: set-alias - s" screen" find-alias 0= IF - \ no previous screen alias defined, define it... - s" screen" get-node node>path set-alias - ELSE - drop - THEN -; - - ." qemu vga" cr -pci-master-enable -pci-mem-enable -pci-io-enable -add-legacy-reg -read-settings -init-mode -init-default-palette -setup-properties -' display-install is-install -' display-remove is-remove -set-alias +s" qemu-vga.fs" included diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1001.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1001.fs index fb2463467..db0bb3fb8 100644 --- a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1001.fs +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1001.fs @@ -22,13 +22,4 @@ pci-io-enable s" virtio-block.fs" included -\ Allocate memory for virtio queue: -virtiodev 0 virtio-get-qsize virtio-vring-size -1000 CLAIM VALUE queue-addr - -\ Write queue address into device: -queue-addr c rshift -virtiodev vd>base @ 8 + -rl!-le - pci-device-disable diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1009.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1009.fs index 03964a6db..9c8be249d 100644 --- a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1009.fs +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1009.fs @@ -22,13 +22,4 @@ pci-io-enable s" virtio-fs.fs" included -\ Allocate memory for virtio queue: -virtiodev 0 virtio-get-qsize virtio-vring-size -1000 CLAIM VALUE queue-addr - -\ Write queue address into device: -queue-addr c rshift -virtiodev vd>base @ 8 + -rl!-le - pci-device-disable diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1041.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1041.fs new file mode 100644 index 000000000..552b0ef8a --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1041.fs @@ -0,0 +1,15 @@ +\ ***************************************************************************** +\ * Copyright (c) 2016 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +\ Device ID 1041 is for virtio-net non-transitional device. +\ Include the driver for virtio-net +s" pci-device_1af4_1000.fs" included diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1042.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1042.fs new file mode 100644 index 000000000..2b0a848d4 --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1042.fs @@ -0,0 +1,15 @@ +\ ***************************************************************************** +\ * Copyright (c) 2016 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +\ Device ID 1042 is for virtio-blk non-transitional device. +\ Include the driver for virtio-blk +s" pci-device_1af4_1001.fs" included diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1048.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1048.fs new file mode 100644 index 000000000..055ad8960 --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1048.fs @@ -0,0 +1,15 @@ +\ ***************************************************************************** +\ * Copyright (c) 2016 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +\ Device ID 1048 is for virtio-scsi non-transitional device. +\ Include the driver for virtio-scsi +s" pci-device_1af4_1004.fs" included diff --git a/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1050.fs b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1050.fs new file mode 100644 index 000000000..516056aad --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/pci-device_1af4_1050.fs @@ -0,0 +1,15 @@ +\ ***************************************************************************** +\ * Copyright (c) 2015 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +s" virtio [ vga ]" type cr + +s" qemu-vga.fs" included diff --git a/qemu/roms/SLOF/board-qemu/slof/qemu-vga.fs b/qemu/roms/SLOF/board-qemu/slof/qemu-vga.fs new file mode 100644 index 000000000..3f4c237fc --- /dev/null +++ b/qemu/roms/SLOF/board-qemu/slof/qemu-vga.fs @@ -0,0 +1,198 @@ +\ ***************************************************************************** +\ * Copyright (c) 2015 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +my-space pci-device-generic-setup + +\ Defaults, overriden from qemu +d# 800 VALUE disp-width +d# 600 VALUE disp-height +d# 8 VALUE disp-depth + +: map-in " map-in" my-phandle parent $call-static ; +: map-out " map-out" my-phandle parent $call-static ; + +\ Determine base address +0 0 my-space h# 02000010 + 1 map-in VALUE fb-base +0 0 my-space h# 02000018 + 1 map-in VALUE reg-base + +\ We support only one instance +false VALUE is-installed? + +: vga-w! ( value port -- ) + 3c0 - reg-base 400 + + rw!-le +; + +: vga-w@ ( port -- value ) + 3c0 - reg-base 400 + + rw@-le +; + +: vga-b! ( value port -- ) + 3c0 - reg-base 400 + + rb! +; + +: vga-b@ ( port -- value ) + 3c0 - reg-base 400 + + rb@ +; + +: vbe! ( value index -- ) + 1 << reg-base 500 + + rw!-le +; + +: vbe@ ( index -- value ) + 1 << reg-base 500 + + rw@-le +; + +: color! ( r g b number -- ) + 3c8 vga-b! + rot 3c9 vga-b! + swap 3c9 vga-b! + 3c9 vga-b! +; + +: color@ ( number -- r g b ) + 3c8 vga-b! + 3c9 vga-b@ + 3c9 vga-b@ + 3c9 vga-b@ +; + +: set-colors ( adr number #numbers -- ) + over 3c8 vga-b! + swap DO + rb@ 3c9 vga-b! + rb@ 3c9 vga-b! + rb@ 3c9 vga-b! + LOOP + 3drop +; + +: get-colors ( adr number #numbers -- ) + 3drop +; + +include graphics.fs + +\ qemu fake VBE IO registers +0 CONSTANT VBE_DISPI_INDEX_ID +1 CONSTANT VBE_DISPI_INDEX_XRES +2 CONSTANT VBE_DISPI_INDEX_YRES +3 CONSTANT VBE_DISPI_INDEX_BPP +4 CONSTANT VBE_DISPI_INDEX_ENABLE +5 CONSTANT VBE_DISPI_INDEX_BANK +6 CONSTANT VBE_DISPI_INDEX_VIRT_WIDTH +7 CONSTANT VBE_DISPI_INDEX_VIRT_HEIGHT +8 CONSTANT VBE_DISPI_INDEX_X_OFFSET +9 CONSTANT VBE_DISPI_INDEX_Y_OFFSET +a CONSTANT VBE_DISPI_INDEX_NB + +\ ENABLE register +00 CONSTANT VBE_DISPI_DISABLED +01 CONSTANT VBE_DISPI_ENABLED +02 CONSTANT VBE_DISPI_GETCAPS +20 CONSTANT VBE_DISPI_8BIT_DAC +40 CONSTANT VBE_DISPI_LFB_ENABLED +80 CONSTANT VBE_DISPI_NOCLEARMEM + +: init-mode + 0 3c0 vga-b! + VBE_DISPI_DISABLED VBE_DISPI_INDEX_ENABLE vbe! + 0 VBE_DISPI_INDEX_X_OFFSET vbe! + 0 VBE_DISPI_INDEX_Y_OFFSET vbe! + disp-width VBE_DISPI_INDEX_XRES vbe! + disp-height VBE_DISPI_INDEX_YRES vbe! + disp-depth VBE_DISPI_INDEX_BPP vbe! + VBE_DISPI_ENABLED VBE_DISPI_8BIT_DAC or VBE_DISPI_INDEX_ENABLE vbe! + 0 3c0 vga-b! + 20 3c0 vga-b! +; + +: clear-screen + fb-base disp-width disp-height disp-depth 7 + 8 / * * 0 rfill +; + +: read-settings + s" qemu,graphic-width" get-chosen IF + decode-int to disp-width 2drop + THEN + s" qemu,graphic-height" get-chosen IF + decode-int to disp-height 2drop + THEN + s" qemu,graphic-depth" get-chosen IF + decode-int nip nip + dup 8 = + over f = or + over 10 = or + over 20 = or IF + to disp-depth + ELSE + ." Unsupported bit depth, using 8bpp " drop cr + THEN + THEN +; + +: setup-properties + \ Shouldn't this be done from open ? + disp-width encode-int s" width" property + disp-height encode-int s" height" property + disp-width disp-depth 7 + 8 / * encode-int s" linebytes" property + disp-depth encode-int s" depth" property + s" ISO8859-1" encode-string s" character-set" property \ i hope this is ok... + \ add "device_type" property + s" display" device-type + s" qemu,std-vga" encode-string s" compatible" property + \ XXX We don't create an "address" property because Linux doesn't know what + \ to do with it for >32-bit +; + +\ words for installation/removal, needed by is-install/is-remove, see display.fs +: display-remove ( -- ) +; + +: slow-blink-screen ( -- ) + \ 32 msec delay for visually noticing the blink + invert-screen 20 ms invert-screen +; + +: display-install ( -- ) + is-installed? NOT IF + ." Installing QEMU fb" cr + fb-base to frame-buffer-adr + clear-screen + default-font + set-font + disp-width disp-height + disp-width char-width / disp-height char-height / + disp-depth 7 + 8 / ( width height #lines #cols depth ) + fb-install + ['] slow-blink-screen to blink-screen + true to is-installed? + THEN +; + +: set-alias + s" screen" find-alias 0= IF + \ no previous screen alias defined, define it... + s" screen" get-node node>path set-alias + ELSE + drop + THEN +; + +pci-master-enable +pci-mem-enable +read-settings +init-mode +init-default-palette +setup-properties +' display-install is-install +' display-remove is-remove +set-alias diff --git a/qemu/roms/SLOF/board-qemu/slof/tree.fs b/qemu/roms/SLOF/board-qemu/slof/tree.fs index 4aba4c53f..78dafab71 100644 --- a/qemu/roms/SLOF/board-qemu/slof/tree.fs +++ b/qemu/roms/SLOF/board-qemu/slof/tree.fs @@ -26,6 +26,8 @@ \ 2 encode-int s" #size-cells" property \ s" chrp" device-type +#include "archsupport.fs" + 480 cp \ See 3.6.5, and the PowerPC OF binding document. diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio-block.fs b/qemu/roms/SLOF/board-qemu/slof/virtio-block.fs index ea388fb00..bc9013eea 100644 --- a/qemu/roms/SLOF/board-qemu/slof/virtio-block.fs +++ b/qemu/roms/SLOF/board-qemu/slof/virtio-block.fs @@ -23,8 +23,7 @@ FALSE VALUE initialized? INSTANCE VARIABLE deblocker -/vd-len BUFFER: virtiodev -virtiodev virtio-setup-vd +virtio-setup-vd VALUE virtiodev \ Quiesce the virtqueue of this device so that no more background \ transactions can be pending. diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio-fs.fs b/qemu/roms/SLOF/board-qemu/slof/virtio-fs.fs index 8632b465f..3898d0b7d 100644 --- a/qemu/roms/SLOF/board-qemu/slof/virtio-fs.fs +++ b/qemu/roms/SLOF/board-qemu/slof/virtio-fs.fs @@ -20,8 +20,7 @@ FALSE VALUE initialized? 2000 CONSTANT VIRTFS-BUF-SIZE \ 8k -/vd-len BUFFER: virtiodev -virtiodev virtio-setup-vd +virtio-setup-vd VALUE virtiodev \ \ Support methods. diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio-net.fs b/qemu/roms/SLOF/board-qemu/slof/virtio-net.fs index 412b34fa6..b16fffe39 100644 --- a/qemu/roms/SLOF/board-qemu/slof/virtio-net.fs +++ b/qemu/roms/SLOF/board-qemu/slof/virtio-net.fs @@ -16,20 +16,28 @@ s" network" device-type INSTANCE VARIABLE obp-tftp-package -/vd-len BUFFER: virtiodev -virtiodev virtio-setup-vd +virtio-setup-vd VALUE virtiodev 0 VALUE virtio-net-priv 0 VALUE open-count +\ Set up MAC address from config virtqueue +6 BUFFER: local-mac +: setup-mac ( -- ) + s" local-mac-address" get-node get-property not IF 2drop EXIT THEN + 6 0 DO + virtiodev i 1 virtio-get-config + local-mac i + c! + LOOP + local-mac 6 encode-bytes s" local-mac-address" property +; + : open ( -- okay? ) open-count 0= IF open IF \ my-unit 1 rtas-set-tce-bypass - s" local-mac-address" get-node get-property not IF - virtiodev virtio-net-open dup not IF ." virtio-net-open failed" EXIT THEN - drop TO virtio-net-priv - THEN - true + virtiodev virtio-net-open not IF ." virtio-net-open failed" false EXIT THEN + TO virtio-net-priv + setup-mac true ELSE false THEN @@ -77,17 +85,6 @@ virtiodev virtio-setup-vd s" ping" obp-tftp-package @ $call-method ; -\ Set up MAC address from config virtqueue -6 BUFFER: local-mac -: setup-mac ( -- ) - 6 0 DO - virtiodev i 1 virtio-get-config - local-mac i + c! - LOOP - local-mac 6 encode-bytes s" local-mac-address" property -; -setup-mac - : setup-alias ( -- ) " net" get-next-alias ?dup IF get-node node>path set-alias diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio-scsi.fs b/qemu/roms/SLOF/board-qemu/slof/virtio-scsi.fs index ca5fb13aa..4fedeeeb1 100644 --- a/qemu/roms/SLOF/board-qemu/slof/virtio-scsi.fs +++ b/qemu/roms/SLOF/board-qemu/slof/virtio-scsi.fs @@ -22,8 +22,7 @@ FALSE CONSTANT virtio-scsi-debug FALSE VALUE initialized? -/vd-len BUFFER: virtiodev -virtiodev virtio-setup-vd +virtio-setup-vd VALUE virtiodev STRUCT \ virtio-scsi-config /l FIELD vs-cfg>num-queues diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio.fs b/qemu/roms/SLOF/board-qemu/slof/virtio.fs deleted file mode 100644 index 818c1320e..000000000 --- a/qemu/roms/SLOF/board-qemu/slof/virtio.fs +++ /dev/null @@ -1,35 +0,0 @@ -\ ***************************************************************************** -\ * Copyright (c) 2011 IBM Corporation -\ * All rights reserved. -\ * This program and the accompanying materials -\ * are made available under the terms of the BSD License -\ * which accompanies this distribution, and is available at -\ * http://www.opensource.org/licenses/bsd-license.php -\ * -\ * Contributors: -\ * IBM Corporation - initial implementation -\ ****************************************************************************/ - -\ This struct must match "struct virtio_device" in virtio.h! -STRUCT - /n FIELD vd>base - /l FIELD vd>type -CONSTANT /vd-len - - -\ Initialize virtiodev structure for the current node -: virtio-setup-vd ( vdstruct -- ) - >r - \ Does it have a "class-code" property? If yes, assume we're a PCI device - s" class-code" get-node get-property 0= IF - \ Set up for PCI device interface - 2drop - s" 10 config-l@ translate-my-address 3 not AND" evaluate - ( io-base ) r@ vd>base ! - 0 r@ vd>type l! - ELSE - ." unsupported virtio interface!" cr - 1 r@ vd>type l! - THEN - r> drop -; diff --git a/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c b/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c index cf20b5915..bb1db03e3 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netapps/netboot.c @@ -332,7 +332,13 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag int i = (int) retries+1; int rc = -1; - printf(" "); + printf(" Requesting information via DHCP%s: ", + flags == F_IPV4 ? "v4" : flags == F_IPV6 ? "v6" : ""); + + if (flags != F_IPV6) + dhcpv4_generate_transaction_id(); + if (flags != F_IPV4) + dhcpv6_generate_transaction_id(); do { printf("\b\b\b%03d", i-1); @@ -353,7 +359,6 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag set_ipv6_address(fn_ip->fd, 0); rc = dhcpv6(ret_buffer, fn_ip); if (rc == 0) { - printf("\n"); memcpy(&fn_ip->own_ip6, get_ipv6_address(), 16); break; } @@ -362,11 +367,23 @@ int dhcp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries, int flag if (rc != -1) /* either success or non-dhcp failure */ break; } while (1); - printf("\b\b\b\b"); + printf("\b\b\b\bdone\n"); return rc; } +/** + * Seed the random number generator with our mac and current timestamp + */ +static void seed_rng(uint8_t mac[]) +{ + unsigned int seed; + + asm volatile("mftbl %0" : "=r"(seed)); + seed ^= (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5]; + srand(seed); +} + int netboot(int argc, char *argv[]) { @@ -388,8 +405,7 @@ netboot(int argc, char *argv[]) int32_t block_size = strtol(argv[5], 0, 10); uint8_t own_mac[6]; - printf("\n"); - printf(" Bootloader 1.6 \n"); + puts("\n Initializing NIC"); memset(&fn_ip, 0, sizeof(filename_ip_t)); /*********************************************************** @@ -438,6 +454,8 @@ netboot(int argc, char *argv[]) // init ethernet layer set_mac_address(own_mac); + seed_rng(own_mac); + if (argc > 6) { parse_args(argv[6], &obp_tftp_args); if(obp_tftp_args.bootp_retries - rc < DEFAULT_BOOT_RETRIES) @@ -468,10 +486,8 @@ netboot(int argc, char *argv[]) } } else if (ip_version == 6) { - if (memcmp(&obp_tftp_args.ci6addr, null_ip6, 16) != 0 - && memcmp(&obp_tftp_args.si6addr, null_ip6, 16) != 0 + if (memcmp(&obp_tftp_args.si6addr, null_ip6, 16) != 0 && obp_tftp_args.filename[0] != 0) { - memcpy(&fn_ip.server_ip6.addr[0], &obp_tftp_args.si6addr.addr, 16); obp_tftp_args.ip_init = IP_INIT_IPV6_MANUAL; @@ -484,7 +500,6 @@ netboot(int argc, char *argv[]) // construction of fn_ip from parameter switch(obp_tftp_args.ip_init) { case IP_INIT_BOOTP: - printf(" Requesting IP address via BOOTP: "); // if giaddr in not specified, then we have to identify // the BOOTP server via broadcasts if(memcmp(obp_tftp_args.giaddr, null_ip, 4) == 0) { @@ -499,19 +514,25 @@ netboot(int argc, char *argv[]) rc = bootp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries); break; case IP_INIT_DHCP: - printf(" Requesting IP address via DHCPv4: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, F_IPV4); break; case IP_INIT_DHCPV6_STATELESS: - printf(" Requesting information via DHCPv6: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, F_IPV6); break; case IP_INIT_IPV6_MANUAL: - set_ipv6_address(fn_ip.fd, &obp_tftp_args.ci6addr); + if (memcmp(&obp_tftp_args.ci6addr, null_ip6, 16)) { + set_ipv6_address(fn_ip.fd, &obp_tftp_args.ci6addr); + } else { + /* + * If no client address has been specified, then + * use a link-local or stateless autoconfig address + */ + set_ipv6_address(fn_ip.fd, NULL); + memcpy(&fn_ip.own_ip6, get_ipv6_address(), 16); + } break; case IP_INIT_DEFAULT: - printf(" Requesting IP address via DHCP: "); rc = dhcp(ret_buffer, &fn_ip, obp_tftp_args.bootp_retries, 0); break; case IP_INIT_NONE: @@ -548,10 +569,15 @@ netboot(int argc, char *argv[]) return -101; } - if(ip_version == 4) - printf("%d.%d.%d.%d\n", + if (ip_version == 4) { + printf(" Using IPv4 address: %d.%d.%d.%d\n", ((fn_ip.own_ip >> 24) & 0xFF), ((fn_ip.own_ip >> 16) & 0xFF), ((fn_ip.own_ip >> 8) & 0xFF), ( fn_ip.own_ip & 0xFF)); + } else if (ip_version == 6) { + char ip6_str[40]; + ipv6_to_str(fn_ip.own_ip6.addr, ip6_str); + printf(" Using IPv6 address: %s\n", ip6_str); + } if (rc == -2) { sprintf(buf, @@ -818,7 +844,7 @@ int parse_tftp_args(char buffer[], char *server_ip, char filename[], int fd, tmp = raw + 7; tmp[j] = '\0'; strcpy(domainname, tmp); - if (dns_get_ip(fd, (int8_t *)domainname, server_ip6, 6) == 0) { + if (dns_get_ip(fd, domainname, server_ip6, 6) == 0) { printf("\n DNS failed for IPV6\n"); return -1; } diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/bootp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/bootp.c index 1bc6efe5b..6d58cef7d 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/bootp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/bootp.c @@ -232,7 +232,7 @@ bootp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries) int i = (int) retries+1; fn_ip->own_ip = 0; - printf(" "); + printf(" Requesting IP address via BOOTP: "); response_buffer = ret_buffer; @@ -249,6 +249,7 @@ bootp(char *ret_buffer, filename_ip_t * fn_ip, unsigned int retries) * in case the previous one was lost. And because we don't * trust the network cable we keep on doing this 30 times */ } while (receive_bootp(fn_ip) != 0); - printf("\b\b\b"); + + printf("\b\b\bdone\n"); return 0; } diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.c index 5f26f3afb..7e2e88ccf 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.c @@ -11,7 +11,7 @@ *****************************************************************************/ -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ALGORITHMS <<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/******************************* ALGORITHMS ******************************/ /** \file dhcp.c <pre> * **************** State-transition diagram for DHCP client ************* @@ -41,13 +41,14 @@ * </pre> */ -/*>>>>>>>>>>>>>>>>>>>>> DEFINITIONS & DECLARATIONS <<<<<<<<<<<<<<<<<<<<<<*/ +/********************** DEFINITIONS & DECLARATIONS ***********************/ #include <dhcp.h> #include <ethernet.h> #include <ipv4.h> #include <udp.h> #include <dns.h> +#include <netapps/args.h> #include <stdio.h> #include <string.h> @@ -110,11 +111,11 @@ static uint8_t dhcp_magic[] = {0x63, 0x82, 0x53, 0x63}; * If flag[i] == TRUE then field for i-th option retains valid value and * information from this field may retrived (in case of receiving) or will * be transmitted (in case of transmitting). - * + * */ typedef struct { uint8_t flag[256]; /**< Show if corresponding opt. is valid */ - uint8_t request_list[256]; /**< o.55 If i-th member is TRUE, then i-th + uint8_t request_list[256]; /**< o.55 If i-th member is TRUE, then i-th option will be requested from server */ uint32_t server_ID; /**< o.54 Identifies DHCP-server */ uint32_t requested_IP; /**< o.50 Must be filled in DHCP-Request */ @@ -132,65 +133,57 @@ typedef struct { static uint8_t dhcp_state; -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>> PROTOTYPES <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ - -static int32_t -dhcp_attempt(int fd); +/***************************** PROTOTYPES ********************************/ -static int32_t -dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct); +static int32_t dhcp_attempt(int fd); -static int32_t -dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, - dhcp_options_t * opt_struct); +static int32_t dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct); -static int8_t -dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, - uint8_t src_options[], uint32_t src_len); +static int32_t dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, + dhcp_options_t * opt_struct); -static int8_t -dhcp_find_option(uint8_t options[], uint32_t len, - uint8_t op_code, uint32_t * op_offset); - -static void -dhcp_append_option(uint8_t dst_options[], uint32_t * dst_len, - uint8_t * new_option); +static int8_t dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, + uint8_t src_options[], uint32_t src_len); -static void -dhcp_combine_option(uint8_t dst_options[], uint32_t * dst_len, - uint32_t dst_offset, uint8_t * new_option); +static int8_t dhcp_find_option(uint8_t options[], uint32_t len, + uint8_t op_code, uint32_t * op_offset); -static void -dhcp_send_discover(int fd); +static void dhcp_append_option(uint8_t dst_options[], uint32_t * dst_len, + uint8_t * new_option); -static void -dhcp_send_request(int fd); +static void dhcp_combine_option(uint8_t dst_options[], uint32_t * dst_len, + uint32_t dst_offset, uint8_t * new_option); -static uint8_t -strtoip(int8_t * str, uint32_t * ip); +static void dhcp_send_discover(int fd); +static void dhcp_send_request(int fd); -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOCAL VARIABLES <<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/***************************** LOCAL VARIABLES ***************************/ static uint8_t ether_packet[ETH_MTU_SIZE]; static uint32_t dhcp_own_ip = 0; static uint32_t dhcp_server_ip = 0; static uint32_t dhcp_siaddr_ip = 0; -static int8_t dhcp_filename[256]; -static int8_t dhcp_tftp_name[256]; +static char dhcp_filename[256]; +static char dhcp_tftp_name[256]; +static uint32_t dhcp_xid; static char * response_buffer; -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>> IMPLEMENTATION <<<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/***************************** IMPLEMENTATION ****************************/ -int32_t -dhcpv4(char *ret_buffer, filename_ip_t * fn_ip) { +void dhcpv4_generate_transaction_id(void) +{ + dhcp_xid = (rand() << 16) ^ rand(); +} +int32_t dhcpv4(char *ret_buffer, filename_ip_t *fn_ip) +{ uint32_t dhcp_tftp_ip = 0; int fd = fn_ip->fd; - strcpy((char *) dhcp_filename, ""); - strcpy((char *) dhcp_tftp_name, ""); + strcpy(dhcp_filename, ""); + strcpy(dhcp_tftp_name, ""); response_buffer = ret_buffer; @@ -204,11 +197,11 @@ dhcpv4(char *ret_buffer, filename_ip_t * fn_ip) { dhcp_siaddr_ip = fn_ip->server_ip; } if(fn_ip->filename[0] != 0) { - strcpy((char *) dhcp_filename, (char *) fn_ip->filename); + strcpy(dhcp_filename, (char *) fn_ip->filename); } // TFTP SERVER - if (!strlen((char *) dhcp_tftp_name)) { + if (!strlen(dhcp_tftp_name)) { if (!dhcp_siaddr_ip) { // ERROR: TFTP name is not presented return -3; @@ -219,9 +212,9 @@ dhcpv4(char *ret_buffer, filename_ip_t * fn_ip) { } else { // TFTP server defined by its name - if (!strtoip(dhcp_tftp_name, &(dhcp_tftp_ip))) { - if (!dns_get_ip(fd, dhcp_tftp_name, (uint8_t *)&(dhcp_tftp_ip), 4)) { - // DNS error - can't obtain TFTP-server name + if (!strtoip(dhcp_tftp_name, (char *)&dhcp_tftp_ip)) { + if (!dns_get_ip(fd, dhcp_tftp_name, (uint8_t *)&dhcp_tftp_ip, 4)) { + // DNS error - can't obtain TFTP-server name // Use TFTP-ip from siaddr field, if presented if (dhcp_siaddr_ip) { dhcp_tftp_ip = dhcp_siaddr_ip; @@ -237,7 +230,7 @@ dhcpv4(char *ret_buffer, filename_ip_t * fn_ip) { // Store configuration info into filename_ip strucutre fn_ip -> own_ip = dhcp_own_ip; fn_ip -> server_ip = dhcp_tftp_ip; - strcpy((char *) fn_ip -> filename, (char *) dhcp_filename); + strcpy((char *) fn_ip -> filename, dhcp_filename); return 0; } @@ -245,8 +238,8 @@ dhcpv4(char *ret_buffer, filename_ip_t * fn_ip) { /** * DHCP: Tries o obtain DHCP parameters, refer to state-transition diagram */ -static int32_t -dhcp_attempt(int fd) { +static int32_t dhcp_attempt(int fd) +{ int sec; // Send DISCOVER message and switch DHCP-client to SELECT state @@ -270,7 +263,7 @@ dhcp_attempt(int fd) { } while (get_timer() > 0); } - // timeout + // timeout return 0; } @@ -278,7 +271,7 @@ dhcp_attempt(int fd) { * DHCP: Supplements DHCP-message with options stored in structure. * For more information about option coding see dhcp_options_t. * - * @param opt_field Points to the "vend" field of DHCP-message + * @param opt_field Points to the "vend" field of DHCP-message * (destination) * @param opt_struct this structure stores info about the options which * will be added to DHCP-message (source) @@ -286,8 +279,8 @@ dhcp_attempt(int fd) { * FALSE - error condition occurs. * @see dhcp_options_t */ -static int32_t -dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct) { +static int32_t dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct) +{ uint8_t * options = opt_field; uint16_t i, sum; // used to define is any options set @@ -380,7 +373,7 @@ dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct) { * DHCP: Extracts encoded options from DHCP-message into the structure. * For more information about option coding see dhcp_options_t. * - * @param opt_field Points to the "options" field of DHCP-message + * @param opt_field Points to the "options" field of DHCP-message * (source). * @param opt_len Length of "options" field. * @param opt_struct this structure stores info about the options which @@ -389,10 +382,10 @@ dhcp_encode_options(uint8_t * opt_field, dhcp_options_t * opt_struct) { * FALSE - error condition occurs. * @see dhcp_options_t */ -static int32_t -dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, - dhcp_options_t * opt_struct) { - int32_t offset = 0; +static int32_t dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, + dhcp_options_t * opt_struct) +{ + uint32_t offset = 0; memset(opt_struct, 0, sizeof(dhcp_options_t)); @@ -407,30 +400,30 @@ dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, switch(opt_field[offset]) { case DHCP_OVERLOAD : opt_struct -> overload = opt_field[offset + 2]; - offset += 2 + opt_field[offset + 1]; + offset += 2 + opt_field[offset + 1]; break; case DHCP_REQUESTED_IP : opt_struct -> requested_IP = htonl(* (uint32_t *) (opt_field + offset + 2)); - offset += 2 + opt_field[offset + 1]; + offset += 2 + opt_field[offset + 1]; break; case DHCP_MASK : opt_struct -> flag[DHCP_MASK] = 1; opt_struct -> subnet_mask = htonl(* (uint32_t *) (opt_field + offset + 2)); - offset += 2 + opt_field[offset + 1]; + offset += 2 + opt_field[offset + 1]; break; case DHCP_DNS : opt_struct -> flag[DHCP_DNS] = 1; opt_struct -> dns_IP = htonl(* (uint32_t *) (opt_field + offset + 2)); - offset += 2 + opt_field[offset + 1]; + offset += 2 + opt_field[offset + 1]; break; case DHCP_ROUTER : opt_struct -> flag[DHCP_ROUTER] = 1; opt_struct -> router_IP = htonl(* (uint32_t *) (opt_field + offset + 2)); - offset += 2 + opt_field[offset + 1]; + offset += 2 + opt_field[offset + 1]; break; case DHCP_MSG_TYPE : @@ -492,11 +485,12 @@ dhcp_decode_options(uint8_t opt_field[], uint32_t opt_len, * FALSE - error condition occurs. */ static int8_t dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, - uint8_t src_options[], uint32_t src_len) { - int32_t dst_offset, src_offset = 0; + uint8_t src_options[], uint32_t src_len) +{ + uint32_t dst_offset, src_offset = 0; // remove ENDOPT if presented - if (dhcp_find_option(dst_options, * dst_len, DHCP_ENDOPT, (uint32_t *) &dst_offset)) + if (dhcp_find_option(dst_options, * dst_len, DHCP_ENDOPT, &dst_offset)) * dst_len = dst_offset; while (src_offset < src_len) { @@ -509,7 +503,7 @@ static int8_t dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, default: if (dhcp_find_option(dst_options, * dst_len, src_options[src_offset], - (uint32_t *) &dst_offset)) { + &dst_offset)) { dhcp_combine_option(dst_options, dst_len, dst_offset, (uint8_t *) src_options + @@ -522,7 +516,7 @@ static int8_t dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, } } - if (src_offset == src_len) + if (src_offset == src_len) return 1; return 0; } @@ -540,7 +534,8 @@ static int8_t dhcp_merge_options(uint8_t dst_options[], uint32_t * dst_len, * FALSE - option wasn't find. */ static int8_t dhcp_find_option(uint8_t options[], uint32_t len, - uint8_t op_code, uint32_t * op_offset) { + uint8_t op_code, uint32_t * op_offset) +{ uint32_t srch_offset = 0; * op_offset = 0; @@ -568,9 +563,9 @@ static int8_t dhcp_find_option(uint8_t options[], uint32_t len, * @param dst_len length of the "options" field (modified) * @param new_option points to an option in another list (src) */ -static void -dhcp_append_option(uint8_t dst_options[], uint32_t * dst_len, - uint8_t * new_option) { +static void dhcp_append_option(uint8_t dst_options[], uint32_t * dst_len, + uint8_t * new_option) +{ memcpy(dst_options + ( * dst_len), new_option, 2 + (* (new_option + 1))); * dst_len += 2 + *(new_option + 1); } @@ -586,10 +581,9 @@ dhcp_append_option(uint8_t dst_options[], uint32_t * dst_len, * @param dst_offset offset of the option from beginning of the list * @param new_option points to an option in another list (src) */ -static void -dhcp_combine_option(uint8_t dst_options[], uint32_t * dst_len, - uint32_t dst_offset, uint8_t * new_option) { - +static void dhcp_combine_option(uint8_t dst_options[], uint32_t * dst_len, + uint32_t dst_offset, uint8_t * new_option) +{ uint8_t tmp_buffer[1024]; // use to provide safe memcpy uint32_t tail_len; @@ -612,8 +606,8 @@ dhcp_combine_option(uint8_t dst_options[], uint32_t * dst_len, /** * DHCP: Sends DHCP-Discover message. Looks for DHCP servers. */ -static void -dhcp_send_discover(int fd) { +static void dhcp_send_discover(int fd) +{ uint32_t packetsize = sizeof(struct iphdr) + sizeof(struct udphdr) + sizeof(struct btphdr); struct btphdr *btph; @@ -627,6 +621,7 @@ dhcp_send_discover(int fd) { btph -> op = 1; btph -> htype = 1; btph -> hlen = 6; + btph -> xid = dhcp_xid; memcpy(btph -> chaddr, get_mac_address(), 6); memset(&opt, 0, sizeof(dhcp_options_t)); @@ -655,8 +650,8 @@ dhcp_send_discover(int fd) { /** * DHCP: Sends DHCP-Request message. Asks for acknowledgment to occupy IP. */ -static void -dhcp_send_request(int fd) { +static void dhcp_send_request(int fd) +{ uint32_t packetsize = sizeof(struct iphdr) + sizeof(struct udphdr) + sizeof(struct btphdr); struct btphdr *btph; @@ -670,6 +665,7 @@ dhcp_send_request(int fd) { btph -> op = 1; btph -> htype = 1; btph -> hlen = 6; + btph -> xid = dhcp_xid; memcpy(btph -> chaddr, get_mac_address(), 6); memset(&opt, 0, sizeof(dhcp_options_t)); @@ -704,7 +700,8 @@ dhcp_send_request(int fd) { /** * DHCP: Sends DHCP-Release message. Releases occupied IP. */ -void dhcp_send_release(int fd) { +void dhcp_send_release(int fd) +{ uint32_t packetsize = sizeof(struct iphdr) + sizeof(struct udphdr) + sizeof(struct btphdr); struct btphdr *btph; @@ -718,6 +715,7 @@ void dhcp_send_release(int fd) { btph -> op = 1; btph -> htype = 1; btph -> hlen = 6; + btph -> xid = dhcp_xid; strcpy((char *) btph -> file, ""); memcpy(btph -> chaddr, get_mac_address(), 6); btph -> ciaddr = htonl(dhcp_own_ip); @@ -730,7 +728,7 @@ void dhcp_send_release(int fd) { dhcp_encode_options(btph -> vend, &opt); - fill_udphdr(ðer_packet[sizeof(struct iphdr)], + fill_udphdr(ðer_packet[sizeof(struct iphdr)], sizeof(struct btphdr) + sizeof(struct udphdr), UDPPORT_BOOTPC, UDPPORT_BOOTPS); fill_iphdr(ether_packet, sizeof(struct btphdr) + @@ -753,18 +751,21 @@ void dhcp_send_release(int fd) { * @see btphdr */ -int8_t -handle_dhcp(int fd, uint8_t * packet, int32_t packetsize) { +int8_t handle_dhcp(int fd, uint8_t * packet, int32_t packetsize) +{ struct btphdr * btph; struct iphdr * iph; dhcp_options_t opt; - memset(&opt, 0, sizeof(dhcp_options_t)); + memset(&opt, 0, sizeof(dhcp_options_t)); btph = (struct btphdr *) packet; iph = (struct iphdr *) packet - sizeof(struct udphdr) - sizeof(struct iphdr); - if (btph -> op != 2) - return -1; // it is not Boot Reply + + if (btph->op != 2) + return -1; /* It is not a Bootp/DHCP reply */ + if (btph->xid != dhcp_xid) + return -1; /* The transaction ID does not match */ if (memcmp(btph -> vend, dhcp_magic, 4)) { // It is BootP - RFC 951 @@ -788,7 +789,7 @@ handle_dhcp(int fd, uint8_t * packet, int32_t packetsize) { } - // decode options + // decode options if (!dhcp_decode_options(btph -> vend, packetsize - sizeof(struct btphdr) + sizeof(btph -> vend), &opt)) { @@ -902,7 +903,7 @@ handle_dhcp(int fd, uint8_t * packet, int32_t packetsize) { else { strcpy((char *) dhcp_filename, ""); if (opt.overload != DHCP_OVERLOAD_FILE && - opt.overload != DHCP_OVERLOAD_BOTH && + opt.overload != DHCP_OVERLOAD_BOTH && strlen((char *) btph -> file)) { strncpy((char *) dhcp_filename, (char *) btph->file, @@ -952,47 +953,3 @@ handle_dhcp(int fd, uint8_t * packet, int32_t packetsize) { return 0; } - -/** - * DHCP: Converts "255.255.255.255" -> 32-bit long IP - * - * @param str string to be converted - * @param ip in case of SUCCESS - 32-bit long IP - in case of FAULT - zero - * @return TRUE - IP converted successfully; - * FALSE - error condition occurs (e.g. bad format) - */ -static uint8_t -strtoip(int8_t * str, uint32_t * ip) { - int8_t ** ptr = &str; - int16_t i = 0, res, len; - char octet[256]; - - * ip = 0; - - while (**ptr != 0) { - if (i > 3 || !isdigit(**ptr)) - return 0; - if (strstr((char *) * ptr, ".") != NULL) { - len = (int16_t) ((int8_t *) strstr((char *) * ptr, ".") - - (int8_t *) (* ptr)); - strncpy(octet, (char *) * ptr, len); octet[len] = 0; - * ptr += len; - } - else { - strcpy(octet, (char *) * ptr); - * ptr += strlen(octet); - } - res = strtol(octet, NULL, 10); - if ((res > 255) || (res < 0)) - return 0; - * ip = ((* ip) << 8) + res; - i++; - if (** ptr == '.') - (*ptr)++; - } - - if (i != 4) - return 0; - return 1; -} diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.h index 69dd49d4a..54fb1eed3 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcp.h @@ -43,6 +43,7 @@ struct btphdr { uint8_t vend[64]; /**< Optional parameters field (DHCP-options) */ }; +void dhcpv4_generate_transaction_id(void); int bootp(char *ret_buffer, filename_ip_t *, unsigned int); int dhcpv4(char *ret_buffer, filename_ip_t *); void dhcp_send_release(int fd); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.c index 4deef30f2..d0a22d555 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.c @@ -27,13 +27,15 @@ static uint8_t tid[3]; static uint32_t dhcpv6_state = -1; static filename_ip_t *my_fn_ip; -static void -generate_transaction_id(void) +static struct ip6addr_list_entry all_dhcpv6_ll; /* All DHCPv6 servers address */ + +void +dhcpv6_generate_transaction_id(void) { - /* TODO: as per RFC 3315 transaction IDs should be generated randomly */ - tid[0] = 1; - tid[1] = 2; - tid[2] = 4; + /* As per RFC 3315 transaction IDs should be generated randomly */ + tid[0] = rand(); + tid[1] = rand(); + tid[2] = rand(); } static void @@ -45,8 +47,6 @@ send_info_request(int fd) memset(ether_packet, 0, ETH_MTU_SIZE); - generate_transaction_id(); - /* Get an IPv6 packet */ payload_length = sizeof(struct udphdr) + sizeof(struct dhcp_message_header); fill_ip6hdr (ether_packet + sizeof(struct ethhdr), @@ -72,16 +72,14 @@ send_info_request(int fd) dhcph->option.el_time.length = 2; dhcph->option.el_time.time = 0x190; /* 4000 ms */ dhcph->option.option_request_option.code = DHCPV6_OPTION_ORO; - dhcph->option.option_request_option.length= 6; + dhcph->option.option_request_option.length = DHCPV6_OPTREQUEST_NUMOPTS * 2; dhcph->option.option_request_option.option_code[0] = DHCPV6_OPTION_DNS_SERVERS; dhcph->option.option_request_option.option_code[1] = DHCPV6_OPTION_DOMAIN_LIST; dhcph->option.option_request_option.option_code[2] = DHCPV6_OPTION_BOOT_URL; - send_ipv6(fd, ether_packet + sizeof(struct ethhdr), - sizeof(struct ethhdr)+ sizeof(struct ip6hdr) - + sizeof(struct udphdr) - + sizeof( struct dhcp_message_header) ); + sizeof(struct ip6hdr) + sizeof(struct udphdr) + + sizeof(struct dhcp_message_header)); } static int32_t @@ -119,6 +117,9 @@ dhcpv6 ( char *ret_buffer, void *fn_ip) { int fd; + all_dhcpv6_ll.addr.part.prefix = 0xff02000000000000ULL; + all_dhcpv6_ll.addr.part.interface_id = 0x10002ULL; + my_fn_ip = (filename_ip_t *) fn_ip; fd = my_fn_ip->fd; @@ -129,8 +130,7 @@ dhcpv6 ( char *ret_buffer, void *fn_ip) return 0; } -static struct dhcp6_received_options * -dhcp6_process_options (uint8_t *option, int32_t option_length) +static void dhcp6_process_options (uint8_t *option, int32_t option_length) { struct dhcp_boot_url *option_boot_url; struct client_identifier *option_clientid; @@ -138,24 +138,19 @@ dhcp6_process_options (uint8_t *option, int32_t option_length) struct dhcp_dns *option_dns; struct dhcp_dns_list *option_dns_list; struct dhcp6_gen_option *option_gen; - struct dhcp6_received_options *received_options; char buffer[256]; - - received_options = malloc (sizeof(struct dhcp6_received_options)); while (option_length > 0) { switch ((uint16_t) *(option+1)) { case DHCPV6_OPTION_CLIENTID: option_clientid = (struct client_identifier *) option; option = option + option_clientid->length + 4; option_length = option_length - option_clientid->length - 4; - received_options->client_id = 1; break; case DHCPV6_OPTION_SERVERID: option_serverid = (struct server_identifier *) option; option = option + option_serverid->length + 4; option_length = option_length - option_serverid->length - 4; - received_options->server_id = 1; break; case DHCPV6_OPTION_DNS_SERVERS: option_dns = (struct dhcp_dns *) option; @@ -184,7 +179,7 @@ dhcp6_process_options (uint8_t *option, int32_t option_length) (char *)my_fn_ip->filename, (int)my_fn_ip->fd, option_boot_url->length) == -1) - return NULL; + return; break; default: option_gen = (struct dhcp6_gen_option *) option; @@ -192,8 +187,6 @@ dhcp6_process_options (uint8_t *option, int32_t option_length) option_length = option_length - option_gen->length - 4; } } - - return received_options; } uint32_t @@ -205,6 +198,9 @@ handle_dhcpv6(uint8_t * packet, int32_t packetsize) struct dhcp_message_reply *reply; reply = (struct dhcp_message_reply *) packet; + if (memcmp(reply->transaction_id, tid, 3)) + return -1; /* Wrong transaction ID */ + if (reply->type == 7) dhcpv6_state = DHCP_STATUSCODE_SUCCESS; diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.h index 078a9f11f..fb77da648 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dhcpv6.h @@ -77,6 +77,7 @@ #define DUID_LL 3 /* DUID based on Link-layer Address */ /* Prototypes */ +void dhcpv6_generate_transaction_id(void); int32_t dhcpv6 ( char *ret_buffer, void *fn_ip); uint32_t handle_dhcpv6(uint8_t * , int32_t); @@ -102,6 +103,8 @@ struct server_identifier { uint8_t mac[6]; }; +#define DHCPV6_OPTREQUEST_NUMOPTS 3 + struct dhcp_info_request { struct client_identifier client_id; struct elapsed_time { @@ -112,7 +115,7 @@ struct dhcp_info_request { struct option_request { uint16_t code; uint16_t length; - uint16_t option_code[5]; + uint16_t option_code[DHCPV6_OPTREQUEST_NUMOPTS]; } option_request_option; }; @@ -141,12 +144,6 @@ struct dhcp_boot_url { uint8_t url[256]; }; -struct dhcp6_received_options { - uint8_t filename; - uint8_t ip; - uint8_t client_id; - uint8_t server_id; -}; struct dhcp_message_reply { uint8_t type; /* Message type */ uint8_t transaction_id[3]; /* Transaction id */ diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.c index 0ab1346c9..a5a36a18e 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.c @@ -133,7 +133,7 @@ dns_init(uint32_t _dns_server_ip, uint8_t _dns_server_ipv6[16], uint8_t ip_versi * FALSE - error condition occurs. */ int8_t -dns_get_ip(int fd, int8_t * url, uint8_t * domain_ip, uint8_t ip_version) +dns_get_ip(int fd, char* url, uint8_t * domain_ip, uint8_t ip_version) { /* this counter is used so that we abort after 30 DNS request */ int32_t i; @@ -143,7 +143,7 @@ dns_get_ip(int fd, int8_t * url, uint8_t * domain_ip, uint8_t ip_version) (* domain_ip) = 0; // Retrieve host name from URL - if (!urltohost((char *) url, (char *) host_name)) { + if (!urltohost(url, (char *) host_name)) { printf("\nERROR:\t\t\tBad URL!\n"); return 0; } diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.h index 82eea4e4d..b8756afca 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/dns.h @@ -20,7 +20,7 @@ extern int8_t dns_init(uint32_t _dns_server_ip, uint8_t _dns_server_ipv6[16], uint8_t ip_version); /* For given URL retrieves IPv4 from DNS-server. */ -extern int8_t dns_get_ip(int fd, int8_t * url, uint8_t * domain_ip, uint8_t ip_version); +extern int8_t dns_get_ip(int fd, char * url, uint8_t * domain_ip, uint8_t ip_version); /* Handles DNS-packets, which are detected by receive_ether. */ extern int32_t handle_dns(uint8_t * packet, int32_t packetsize); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ethernet.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/ethernet.c index bbfd6d1c3..1e03a0bf3 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ethernet.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ethernet.c @@ -11,7 +11,7 @@ *****************************************************************************/ -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ALGORITHMS <<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/******************************* ALGORITHMS ******************************/ /** \file netbase.c <pre> * *********************** Receive-handle diagram ************************* @@ -36,12 +36,12 @@ * | APPLICATION +----------------+-----------+ * V | | * upper DNS (handle_dns) BootP / DHCP (handle_bootp_client) - * + * * ************************************************************************ * </pre> */ -/*>>>>>>>>>>>>>>>>>>>>>>> DEFINITIONS & DECLARATIONS <<<<<<<<<<<<<<<<<<<<*/ +/************************ DEFINITIONS & DECLARATIONS *********************/ #include <ethernet.h> #include <string.h> @@ -50,22 +50,22 @@ #include <ipv6.h> -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOCAL VARIABLES <<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** LOCAL VARIABLES **************************/ static uint8_t ether_packet[ETH_MTU_SIZE]; static uint8_t own_mac[6] = {0, 0, 0, 0, 0, 0}; static uint8_t multicast_mac[] = {0x01, 0x00, 0x5E}; static const uint8_t broadcast_mac[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> IMPLEMENTATION <<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** IMPLEMENTATION ***************************/ /** * Ethernet: Set the own MAC address to initializes ethernet layer. * * @param own_mac own hardware-address (MAC) */ -void -set_mac_address(const uint8_t * _own_mac) { +void set_mac_address(const uint8_t * _own_mac) +{ if (_own_mac) memcpy(own_mac, _own_mac, 6); else @@ -77,19 +77,19 @@ set_mac_address(const uint8_t * _own_mac) { * * @return own hardware-address (MAC) */ -const uint8_t * -get_mac_address(void) { +const uint8_t *get_mac_address(void) +{ return own_mac; } /** * Ethernet: Check if given multicast address is a multicast MAC address - * starting with 0x3333 + * starting with 0x3333 * - * @return true or false + * @return true or false */ -static uint8_t -is_multicast_mac(uint8_t * mac) { +static uint8_t is_multicast_mac(uint8_t * mac) +{ uint16_t mc = 0x3333; if (memcmp(mac, &mc, 2) == 0) @@ -98,7 +98,6 @@ is_multicast_mac(uint8_t * mac) { return 0; } - /** * Ethernet: Receives an ethernet-packet and handles it according to * Receive-handle diagram. @@ -107,8 +106,8 @@ is_multicast_mac(uint8_t * mac) { * @return ZERO - packet was handled or no packets received; * NON ZERO - error condition occurs. */ -int32_t -receive_ether(int fd) { +int32_t receive_ether(int fd) +{ int32_t bytes_received; struct ethhdr * ethh; @@ -118,7 +117,10 @@ receive_ether(int fd) { if (!bytes_received) // No messages return 0; - if (bytes_received < sizeof(struct ethhdr)) + if (bytes_received < 0) + return -1; /* recv() failed */ + + if ((size_t) bytes_received < sizeof(struct ethhdr)) return -1; // packet is too small ethh = (struct ethhdr *) ether_packet; @@ -176,9 +178,9 @@ send_ether(int fd, void* buffer, int len) * @see fill_dnshdr * @see fill_btphdr */ -void -fill_ethhdr(uint8_t * packet, uint16_t eth_type, - const uint8_t * src_mac, const uint8_t * dest_mac) { +void fill_ethhdr(uint8_t * packet, uint16_t eth_type, + const uint8_t * src_mac, const uint8_t * dest_mac) +{ struct ethhdr * ethh = (struct ethhdr *) packet; ethh -> type = htons(eth_type); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/icmpv6.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/icmpv6.c index be6cc110f..c104f7015 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/icmpv6.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/icmpv6.c @@ -40,9 +40,8 @@ send_router_solicitation (int fd) sizeof(struct ip6hdr)); /* Destination is "All routers multicast address" (link-local) */ - dest_addr.part.prefix = all_routers_ll.addr.part.prefix; - dest_addr.part.interface_id = all_routers_ll.addr.part.interface_id; - + dest_addr.part.prefix = 0xff02000000000000ULL; + dest_addr.part.interface_id = 2; /* Fill IPv6 header */ fill_ip6hdr (ether_packet + sizeof(struct ethhdr), @@ -78,8 +77,8 @@ handle_prefixoption (uint8_t *option) prefix_option = (struct option_prefix *) option; memcpy( &(prefix.addr), &(prefix_option->prefix.addr), IPV6_ADDR_LENGTH); - /* Link-local adresses in RAs are nonsense */ - if ( (IPV6_LL_PREFIX & (prefix_option->prefix.part.prefix)) == IPV6_LL_PREFIX ) + /* Link-local adresses in RAs are nonsense */ + if (ip6_is_linklocal(&prefix)) return; if (prefix_option->preferred_lifetime > prefix_option->valid_lifetime) diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.c index 8185de5e1..2b92c77c4 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.c @@ -11,7 +11,7 @@ *****************************************************************************/ -/*>>>>>>>>>>>>>>>>>>>>> DEFINITIONS & DECLARATIONS <<<<<<<<<<<<<<<<<<<<<<*/ +/********************** DEFINITIONS & DECLARATIONS ***********************/ #include <ipv4.h> #include <udp.h> @@ -81,32 +81,26 @@ struct icmphdr { } payload; }; -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> PROTOTYPES <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** PROTOTYPES *******************************/ -static unsigned short -checksum(unsigned short *packet, int words); +static unsigned short checksum(unsigned short *packet, int words); -static void -arp_send_request(int fd, uint32_t dest_ip); +static void arp_send_request(int fd, uint32_t dest_ip); -static void -arp_send_reply(int fd, uint32_t src_ip, uint8_t * src_mac); +static void arp_send_reply(int fd, uint32_t src_ip, uint8_t * src_mac); -static void -fill_arphdr(uint8_t * packet, uint8_t opcode, - const uint8_t * src_mac, uint32_t src_ip, - const uint8_t * dest_mac, uint32_t dest_ip); +static void fill_arphdr(uint8_t * packet, uint8_t opcode, + const uint8_t * src_mac, uint32_t src_ip, + const uint8_t * dest_mac, uint32_t dest_ip); -static arp_entry_t* -lookup_mac_addr(uint32_t ipv4_addr); +static arp_entry_t *lookup_mac_addr(uint32_t ipv4_addr); -static void -fill_udp_checksum(struct iphdr *ipv4_hdr); +static void fill_udp_checksum(struct iphdr *ipv4_hdr); -static int8_t -handle_icmp(int fd, struct iphdr * iph, uint8_t * packet, int32_t packetsize); +static int8_t handle_icmp(int fd, struct iphdr * iph, uint8_t * packet, + int32_t packetsize); -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOCAL VARIABLES <<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** LOCAL VARIABLES **************************/ /* Routing parameters */ static uint32_t own_ip = 0; @@ -126,18 +120,19 @@ static uint8_t multicast_mac[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; static unsigned int arp_consumer = 0; static unsigned int arp_producer = 0; static arp_entry_t arp_table[ARP_ENTRIES]; -static arp_entry_t pending_pkt; + +static uint8_t pending_pkt_frame[ETH_MTU_SIZE]; +static int pending_pkt_len; /* Function pointer send_ip. Points either to send_ipv4() or send_ipv6() */ int (*send_ip) (int fd, void *, int); -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>> IMPLEMENTATION <<<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/***************************** IMPLEMENTATION ****************************/ /** * IPv4: Initialize the environment for the IPv4 layer. */ -static void -ipv4_init(void) +static void ipv4_init(void) { int i; @@ -153,7 +148,7 @@ ipv4_init(void) arp_table[i].pkt_pending = 0; } - /* Set IP send function to send_ipv4() */ + /* Set IP send function to send_ipv4() */ send_ip = &send_ipv4; } @@ -162,8 +157,7 @@ ipv4_init(void) * * @param _own_ip client IPv4 address (e.g. 127.0.0.1) */ -void -set_ipv4_address(uint32_t _own_ip) +void set_ipv4_address(uint32_t _own_ip) { own_ip = _own_ip; ipv4_init(); @@ -174,8 +168,7 @@ set_ipv4_address(uint32_t _own_ip) * * @return client IPv4 address (e.g. 127.0.0.1) */ -uint32_t -get_ipv4_address(void) +uint32_t get_ipv4_address(void) { return own_ip; } @@ -185,8 +178,7 @@ get_ipv4_address(void) * * @param _own_ip multicast IPv4 address (224.0.0.0 - 239.255.255.255) */ -void -set_ipv4_multicast(uint32_t _multicast_ip) +void set_ipv4_multicast(uint32_t _multicast_ip) { // is this IP Multicast out of range (224.0.0.0 - 239.255.255.255) if((htonl(_multicast_ip) < 0xE0000000) @@ -210,8 +202,7 @@ set_ipv4_multicast(uint32_t _multicast_ip) * * @return multicast IPv4 address (224.0.0.0 - 239.255.255.255 or 0 if not set) */ -uint32_t -get_ipv4_multicast(void) +uint32_t get_ipv4_multicast(void) { return multicast_ip; } @@ -221,8 +212,7 @@ get_ipv4_multicast(void) * * @param _router_ip router IPv4 address */ -void -set_ipv4_router(uint32_t _router_ip) +void set_ipv4_router(uint32_t _router_ip) { router_ip = _router_ip; ipv4_init(); @@ -233,8 +223,7 @@ set_ipv4_router(uint32_t _router_ip) * * @return router IPv4 address */ -uint32_t -get_ipv4_router(void) +uint32_t get_ipv4_router(void) { return router_ip; } @@ -244,8 +233,7 @@ get_ipv4_router(void) * * @param _subnet_mask netmask of the own IPv4 address */ -void -set_ipv4_netmask(uint32_t _subnet_mask) +void set_ipv4_netmask(uint32_t _subnet_mask) { subnet_mask = _subnet_mask; ipv4_init(); @@ -256,8 +244,7 @@ set_ipv4_netmask(uint32_t _subnet_mask) * * @return netmask of the own IPv4 address */ -uint32_t -get_ipv4_netmask(void) +uint32_t get_ipv4_netmask(void) { return subnet_mask; } @@ -280,9 +267,9 @@ get_ipv4_netmask(void) * @see fill_dnshdr * @see fill_btphdr */ -void -fill_iphdr(uint8_t * packet, uint16_t packetsize, - uint8_t ip_proto, uint32_t ip_src, uint32_t ip_dst) { +void fill_iphdr(uint8_t * packet, uint16_t packetsize, + uint8_t ip_proto, uint32_t ip_src, uint32_t ip_dst) +{ struct iphdr * iph = (struct iphdr *) packet; iph -> ip_hlv = 0x45; @@ -308,8 +295,7 @@ fill_iphdr(uint8_t * packet, uint16_t packetsize, * @see receive_ether * @see iphdr */ -int8_t -handle_ipv4(int fd, uint8_t * ip_packet, int32_t packetsize) +int8_t handle_ipv4(int fd, uint8_t * ip_packet, uint32_t packetsize) { struct iphdr * iph; int32_t old_sum; @@ -422,8 +408,7 @@ handle_ipv4(int fd, uint8_t * ip_packet, int32_t packetsize) * @see receive_ether * @see iphdr */ -int -send_ipv4(int fd, void* buffer, int len) +int send_ipv4(int fd, void* buffer, int len) { arp_entry_t *arp_entry = 0; struct iphdr *ip; @@ -506,13 +491,11 @@ send_ipv4(int fd, void* buffer, int len) arp_entry->pkt_pending = 1; arp_entry->ipv4_addr = ip_dst; memset(arp_entry->mac_addr, 0, 6); - pending_pkt.ipv4_addr = ip_dst; - memset(pending_pkt.mac_addr, 0, 6); - fill_ethhdr (pending_pkt.eth_frame, htons(ETHERTYPE_IP), + fill_ethhdr (pending_pkt_frame, htons(ETHERTYPE_IP), get_mac_address(), null_mac_addr); - memcpy(&pending_pkt.eth_frame[sizeof(struct ethhdr)], + memcpy(&pending_pkt_frame[sizeof(struct ethhdr)], buffer, len); - pending_pkt.eth_len = len + sizeof(struct ethhdr); + pending_pkt_len = len + sizeof(struct ethhdr); set_timer(TICKS_SEC); do { @@ -538,11 +521,9 @@ send_ipv4(int fd, void* buffer, int len) * * @param ipv4_hdr Points to the place where IPv4-header starts. */ - -static void -fill_udp_checksum(struct iphdr *ipv4_hdr) +static void fill_udp_checksum(struct iphdr *ipv4_hdr) { - int i; + unsigned i; unsigned long checksum = 0; struct iphdr ip_hdr; char *ptr; @@ -585,8 +566,7 @@ fill_udp_checksum(struct iphdr *ipv4_hdr) * @return Checksum * @see iphdr */ -static unsigned short -checksum(unsigned short * packet, int words) +static unsigned short checksum(unsigned short * packet, int words) { unsigned long checksum; @@ -598,8 +578,7 @@ checksum(unsigned short * packet, int words) return ~checksum; } -static arp_entry_t* -lookup_mac_addr(uint32_t ipv4_addr) +static arp_entry_t* lookup_mac_addr(uint32_t ipv4_addr) { unsigned int i; @@ -618,8 +597,7 @@ lookup_mac_addr(uint32_t ipv4_addr) * @param fd socket fd * @param dest_ip IP of the host which MAC should be obtained */ -static void -arp_send_request(int fd, uint32_t dest_ip) +static void arp_send_request(int fd, uint32_t dest_ip) { arp_entry_t *arp_entry = &arp_table[arp_producer]; @@ -642,8 +620,7 @@ arp_send_request(int fd, uint32_t dest_ip) * @param src_ip requester IP address (foreign IP) * @param src_mac requester MAC address (foreign MAC) */ -static void -arp_send_reply(int fd, uint32_t src_ip, uint8_t * src_mac) +static void arp_send_reply(int fd, uint32_t src_ip, uint8_t * src_mac) { arp_entry_t *arp_entry = &arp_table[arp_producer]; @@ -674,10 +651,9 @@ arp_send_reply(int fd, uint32_t src_ip, uint8_t * src_mac) * @see arphdr * @see fill_ethhdr */ -static void -fill_arphdr(uint8_t * packet, uint8_t opcode, - const uint8_t * src_mac, uint32_t src_ip, - const uint8_t * dest_mac, uint32_t dest_ip) +static void fill_arphdr(uint8_t * packet, uint8_t opcode, + const uint8_t * src_mac, uint32_t src_ip, + const uint8_t * dest_mac, uint32_t dest_ip) { struct arphdr * arph = (struct arphdr *) packet; @@ -706,8 +682,7 @@ fill_arphdr(uint8_t * packet, uint8_t opcode, * @see receive_ether * @see arphdr */ -int8_t -handle_arp(int fd, uint8_t * packet, int32_t packetsize) +int8_t handle_arp(int fd, uint8_t * packet, uint32_t packetsize) { struct arphdr * arph = (struct arphdr *) packet; @@ -754,11 +729,11 @@ handle_arp(int fd, uint8_t * packet, int32_t packetsize) // do we have something to send if (arp_table[i].pkt_pending) { - struct ethhdr * ethh = (struct ethhdr *) pending_pkt.eth_frame; + struct ethhdr * ethh = (struct ethhdr *) pending_pkt_frame; memcpy(ethh -> dest_mac, arp_table[i].mac_addr, 6); - send_ether(fd, pending_pkt.eth_frame, pending_pkt.eth_len); - pending_pkt.pkt_pending = 0; + send_ether(fd, pending_pkt_frame, pending_pkt_len); + arp_table[i].pkt_pending = 0; arp_table[i].eth_len = 0; } return 0; // no error @@ -780,8 +755,7 @@ handle_arp(int fd, uint8_t * packet, int32_t packetsize) * @param fd socket descriptor * @param _ping_dst_ip destination IPv4 address */ -void -ping_ipv4(int fd, uint32_t _ping_dst_ip) +void ping_ipv4(int fd, uint32_t _ping_dst_ip) { unsigned char packet[sizeof(struct iphdr) + sizeof(struct icmphdr)]; struct icmphdr *icmp; @@ -814,8 +788,7 @@ ping_ipv4(int fd, uint32_t _ping_dst_ip) * * @return ping_dst_ip host IPv4 address */ -uint32_t -pong_ipv4(void) +uint32_t pong_ipv4(void) { return ping_dst_ip; } @@ -830,8 +803,8 @@ pong_ipv4(void) * NON ZERO - packet was not handled (e.g. bad format) * @see handle_ipv4 */ -static int8_t -handle_icmp(int fd, struct iphdr * iph, uint8_t * packet, int32_t packetsize) +static int8_t handle_icmp(int fd, struct iphdr * iph, uint8_t * packet, + int32_t packetsize) { struct icmphdr *icmp = (struct icmphdr *) packet; diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.h index eb719f8b2..18821ea74 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv4.h @@ -60,7 +60,7 @@ struct arphdr { uint32_t dest_ip; /**< Proto address of target of this packet */ } __attribute((packed)); -/*>>>>>>>>>>>>> Initialization of the IPv4 network layer. <<<<<<<<<<<<<*/ +/************** Initialization of the IPv4 network layer. **************/ extern void set_ipv4_address(uint32_t own_ip); extern uint32_t get_ipv4_address(void); extern void set_ipv4_multicast(uint32_t multicast_ip); @@ -88,9 +88,9 @@ extern void ping_ipv4(int fd, uint32_t _ping_dst_ip); extern uint32_t pong_ipv4(void); /* Handles IPv4-packets that are detected by receive_ether. */ -extern int8_t handle_ipv4(int fd, uint8_t * packet, int32_t packetsize); +extern int8_t handle_ipv4(int fd, uint8_t * packet, uint32_t packetsize); /* Handles ARP-packets that are detected by receive_ether. */ -extern int8_t handle_arp(int fd, uint8_t * packet, int32_t packetsize); +extern int8_t handle_arp(int fd, uint8_t * packet, uint32_t packetsize); #endif diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.c index 0cb0a2e7b..62d29ea86 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.c @@ -37,15 +37,23 @@ static int ip6_is_multicast (ip6_addr_t * ip); /****************************** LOCAL VARIABLES **************************/ +/* List of Ipv6 Addresses */ +static struct ip6addr_list_entry *first_ip6; +static struct ip6addr_list_entry *last_ip6; + /* Own IPv6 address */ static struct ip6addr_list_entry *own_ip6; +/* All nodes link-local address */ +struct ip6addr_list_entry all_nodes_ll; + /* Null IPv6 address */ static ip6_addr_t null_ip6; /* helper variables */ static uint8_t null_mac[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; +struct ip6_config ip6_state; /****************************** IMPLEMENTATION ***************************/ @@ -55,9 +63,10 @@ static uint8_t null_mac[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; * @param fd Socket descriptor * @param _own_ip client IPv6 address (e.g. ::1) */ -void -set_ipv6_address (int fd, ip6_addr_t *_own_ip6) +void set_ipv6_address(int fd, ip6_addr_t *_own_ip6) { + struct ip6addr_list_entry *ile; + own_ip6 = malloc (sizeof(struct ip6addr_list_entry)); /* If no address was passed as a parameter generate a link-local @@ -73,6 +82,20 @@ set_ipv6_address (int fd, ip6_addr_t *_own_ip6) ip6addr_add (own_ip6); ipv6_init(fd); + + /* + * Check whether we've got a non-link-local address during + * ipv6_init() and use that as preferred address if possible + */ + if (_own_ip6 == NULL) { + for (ile = first_ip6; ile != NULL ; ile = ile->next) { + if (!ip6_is_multicast(&ile->addr) && + !ip6_is_linklocal(&ile->addr)) { + own_ip6 = ile; + break; + } + } + } } /** @@ -80,8 +103,7 @@ set_ipv6_address (int fd, ip6_addr_t *_own_ip6) * * @return pointer to client IPv6 address (e.g. ::1) */ -ip6_addr_t * -get_ipv6_address (void) +ip6_addr_t *get_ipv6_address(void) { return (ip6_addr_t *) &(own_ip6->addr); } @@ -92,8 +114,7 @@ get_ipv6_address (void) * @return 0 - IPv6 address is not in list * 1 - IPv6 address is in list */ -static int8_t -find_ip6addr (ip6_addr_t *ip) +static int8_t find_ip6addr(ip6_addr_t *ip) { struct ip6addr_list_entry *n = NULL; @@ -119,8 +140,7 @@ find_ip6addr (ip6_addr_t *ip) * @see handle_udp * @see ip6hdr */ -int8_t -handle_ipv6 (int fd, uint8_t * ip6_packet, int32_t packetsize) +int8_t handle_ipv6(int fd, uint8_t * ip6_packet, uint32_t packetsize) { struct ip6hdr *ip6 = NULL; @@ -164,11 +184,9 @@ handle_ipv6 (int fd, uint8_t * ip6_packet, int32_t packetsize) * @see fill_dnshdr * @see fill_btphdr */ -void -fill_ip6hdr (uint8_t * packet, uint16_t packetsize, - uint8_t ip_proto, ip6_addr_t *ip6_src, ip6_addr_t *ip6_dst) +void fill_ip6hdr(uint8_t * packet, uint16_t packetsize, + uint8_t ip_proto, ip6_addr_t *ip6_src, ip6_addr_t *ip6_dst) { - struct ip6hdr * ip6h = (struct ip6hdr *) packet; ip6h->ver_tc_fl = 6 << 28; // set version to 6 @@ -184,8 +202,7 @@ fill_ip6hdr (uint8_t * packet, uint16_t packetsize, * See RFC 4291 "IP Version 6 Addressing Architecture" * */ -uint64_t -mac2eui64 (const uint8_t *mac) +uint64_t mac2eui64(const uint8_t *mac) { uint8_t eui64id[8]; uint64_t retid; @@ -205,8 +222,7 @@ mac2eui64 (const uint8_t *mac) * @param own_mac MAC of NIC * @return ll_addr pointer to newly created link-local address */ -ip6_addr_t * -ip6_create_ll_address (const uint8_t *own_mac) +ip6_addr_t *ip6_create_ll_address(const uint8_t *own_mac) { ip6_addr_t *ll_addr; @@ -223,8 +239,7 @@ ip6_create_ll_address (const uint8_t *own_mac) * @param struct ip6_addr_list_entry *ip6 * @return true or false */ -int8_t -unknown_prefix (ip6_addr_t *ip) +int8_t unknown_prefix(ip6_addr_t *ip) { struct ip6addr_list_entry *node; @@ -240,8 +255,7 @@ unknown_prefix (ip6_addr_t *ip) * @return NULL - malloc failed * ! NULL - pointer to new prefix_info */ -struct prefix_info * -ip6_create_prefix_info () +struct prefix_info *ip6_create_prefix_info() { struct prefix_info *prfx_info; @@ -259,8 +273,7 @@ ip6_create_prefix_info () * @param ip6_addr prefix (as received in RA) * @return NULL - pointer to new ip6addr_list entry */ -void * -ip6_prefix2addr (ip6_addr_t prefix) +void *ip6_prefix2addr(ip6_addr_t prefix) { struct ip6addr_list_entry *new_address; uint64_t interface_id; @@ -287,8 +300,7 @@ ip6_prefix2addr (ip6_addr_t prefix) * @return 0 - passed pointer = NULL; * 1 - ok */ -int8_t -ip6addr_add (struct ip6addr_list_entry *new_address) +int8_t ip6addr_add(struct ip6addr_list_entry *new_address) { struct ip6addr_list_entry *solicited_node; @@ -332,8 +344,7 @@ ip6addr_add (struct ip6addr_list_entry *new_address) * * @param fd socket fd */ -static void -ipv6_init (int fd) +static void ipv6_init(int fd) { int i = 0; @@ -349,21 +360,9 @@ ipv6_init (int fd) /* Multicast addresses */ all_nodes_ll.addr.part.prefix = 0xff02000000000000; all_nodes_ll.addr.part.interface_id = 1; - all_dhcpv6_ll.addr.part.prefix = 0xff02000000000000ULL; - all_dhcpv6_ll.addr.part.interface_id = 0x10002ULL; - all_routers_ll.addr.part.prefix = 0xff02000000000000; - all_routers_ll.addr.part.interface_id = 2; - ip6addr_add(&all_nodes_ll); - /* ... */ - /* Router list */ - first_router = NULL; - last_router = first_router; - - /* Init Neighbour cache */ - first_neighbor = NULL; - last_neighbor = first_neighbor; + ndp_init(); send_router_solicitation (fd); for(i=0; i < 4 && !is_ra_received(); i++) { @@ -382,8 +381,7 @@ ipv6_init (int fd) * @param ip6_addr ip_1 * @param ip6_addr ip_2 */ -int8_t -ip6_cmp (ip6_addr_t *ip_1, ip6_addr_t *ip_2) +int8_t ip6_cmp(ip6_addr_t *ip_1, ip6_addr_t *ip_2) { return ((int8_t) !memcmp( &(ip_1->addr[0]), &(ip_2->addr[0]), IPV6_ADDR_LENGTH )); @@ -396,11 +394,9 @@ ip6_cmp (ip6_addr_t *ip_1, ip6_addr_t *ip_2) * @param *ip - pointer to IPv6 address * @return true or false */ -int -ip6_is_multicast (ip6_addr_t * ip) +int ip6_is_multicast(ip6_addr_t * ip) { - uint8_t mc = 0xFF; - return ! memcmp(&ip->addr[0], &mc, 1); + return ip->addr[0] == 0xFF; } /** @@ -408,17 +404,11 @@ ip6_is_multicast (ip6_addr_t * ip) * (e.g. UDP or ICMPv6) * * @param *ip - pointer to IPv6 address + * @param *mc_mac pointer to an array with 6 bytes (for the MAC address) * @return pointer to Multicast MAC address */ -static uint8_t * -ip6_to_multicast_mac (ip6_addr_t * ip) +static uint8_t *ip6_to_multicast_mac(ip6_addr_t * ip, uint8_t *mc_mac) { - uint8_t *mc_mac; - - mc_mac = malloc(ETH_ALEN); - if (!mc_mac) - return NULL; - mc_mac[0] = 0x33; mc_mac[1] = 0x33; memcpy (mc_mac+2, (uint8_t *) &(ip->addr)+12, 4); @@ -437,8 +427,8 @@ ip6_to_multicast_mac (ip6_addr_t * ip) * starting from *packet * @return checksum */ -static unsigned short -ip6_checksum (struct ip6hdr *ip6h, unsigned short *packet, int words) +static unsigned short ip6_checksum(struct ip6hdr *ip6h, unsigned short *packet, + int words) { int i=0; unsigned long checksum; @@ -478,8 +468,7 @@ ip6_checksum (struct ip6hdr *ip6h, unsigned short *packet, int words) * @see receive_ether * @see ip6hdr */ -int -send_ipv6 (int fd, void* buffer, int len) +int send_ipv6(int fd, void* buffer, int len) { struct neighbor *n; struct ip6hdr *ip6h; @@ -519,17 +508,9 @@ send_ipv6 (int fd, void* buffer, int len) n = find_neighbor (&ip_dst); - // If packet is a neighbor solicitation - if (icmp6h->type == ICMPV6_NEIGHBOUR_SOLICITATION) { - mac_addr = ip6_to_multicast_mac (&ip_dst); - fill_ethhdr( buffer-sizeof(struct ethhdr), htons(ETHERTYPE_IPv6), - get_mac_address(), - mac_addr); - } - // If address is a multicast address, create a proper mac address - else if (ip6_is_multicast (&ip_dst)) { - mac_addr = ip6_to_multicast_mac (&ip_dst); + if (ip6_is_multicast (&ip_dst)) { + mac_addr = ip6_to_multicast_mac (&ip_dst, mac); } else { // Check if the MAC address is already cached @@ -572,8 +553,7 @@ send_ipv6 (int fd, void* buffer, int len) return send_ether (fd, n->eth_frame, len + sizeof(struct ethhdr)); } -static int -check_colons(const char *str) +static int check_colons(const char *str) { char *pch, *prv; int col = 0; @@ -595,7 +575,7 @@ check_colons(const char *str) dprintf("The number of col : %d \n",col); dprintf("The number of dcol : %d \n",dcol); - if((dcol > 1) || /* Cannot have 2 "::" */ + if((dcol > 1) || /* Cannot have 2 "::" */ ((dcol == 1) && (col > 5)) || /* Too many ':'s */ ((dcol == 0) && (col != 7)) ) { /* Too few ':'s */ dprintf(" exiting for check_colons \n"); @@ -605,8 +585,7 @@ check_colons(const char *str) return (col+dcol); } -static int -ipv6str_to_bytes(const char *str, char *ip) +static int ipv6str_to_bytes(const char *str, char *ip) { char block[5]; int res; diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.h index b496364f3..72c6ee22f 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ipv6.h @@ -26,6 +26,7 @@ #define IPV6_ADDR_LENGTH 16 /* Size of IPv6 adress in bytes */ #define IPV6_LL_PREFIX 0xFE80000000000000ULL +#define IPV6_LL_PREFIX_MASK 0xFFC0000000000000ULL #define IPV6_SOLIC_NODE_PREFIX 0xFF02000000000000ULL #define IPV6_SOLIC_NODE_IFACE_ID 0x00000001FF000000ULL @@ -126,32 +127,17 @@ struct ip6_config { uint8_t managed_mode:1, other_config:1, reserved:6; -} ip6_state; +}; /******************** VARIABLES **********************************************/ /* Function pointer send_ip. Points either to send_ipv4() or send_ipv6() */ extern int (*send_ip) (int fd, void *, int); -/* IPv6 link-local multicast addresses */ -struct ip6addr_list_entry all_routers_ll; // Routers -struct ip6addr_list_entry all_dhcpv6_ll; // DHCPv6 servers -struct ip6addr_list_entry all_nodes_ll; // All IPv6 nodes - -/* List of Ipv6 Addresses */ -struct ip6addr_list_entry *first_ip6; -struct ip6addr_list_entry *last_ip6; - -/* Neighbor cache */ -struct neighbor *first_neighbor; -struct neighbor *last_neighbor; - -/* Router list */ -struct router *first_router; -struct router *last_router; +extern struct ip6_config ip6_state; /******************** FUNCTIONS *********************************************/ /* Handles IPv6-packets that are detected by receive_ether. */ -int8_t handle_ipv6(int fd, uint8_t * ip6_packet, int32_t packetsize); +int8_t handle_ipv6(int fd, uint8_t * ip6_packet, uint32_t packetsize); /* Fill IPv6 header */ void fill_ip6hdr(uint8_t * packet, uint16_t packetsize, @@ -179,6 +165,12 @@ void * ip6_prefix2addr (ip6_addr_t prefix); /* Compare IPv6 adresses */ int8_t ip6_cmp( ip6_addr_t *ip_1, ip6_addr_t *ip_2 ); +/* Check if it is a link-local address */ +static inline int ip6_is_linklocal(ip6_addr_t *ip) +{ + return (ip->part.prefix & IPV6_LL_PREFIX_MASK) == IPV6_LL_PREFIX; +} + /* Check if prefix is already in our list */ int8_t unknown_prefix (ip6_addr_t *ip); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.c index ed9d61f4a..96faa8716 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.c @@ -17,6 +17,14 @@ #include <netlib/icmpv6.h> #include <netlib/ndp.h> +/* Neighbor cache */ +static struct neighbor *first_neighbor; +static struct neighbor *last_neighbor; + +/* Router list */ +static struct router *first_router; +static struct router *last_router; + /* * NET: add new router to list * @param struct router nghb - new router @@ -145,3 +153,14 @@ find_neighbor (ip6_addr_t *ip) return NULL; /* neighbor is unknown */ } + +void ndp_init(void) +{ + /* Router list */ + first_router = NULL; + last_router = first_router; + + /* Init Neighbour cache */ + first_neighbor = NULL; + last_neighbor = first_neighbor; +} diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.h index ee5235fe1..c785c4897 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/ndp.h @@ -59,6 +59,7 @@ struct neighbor { }; /******************** FUNCTIONS *********************************************/ +void ndp_init(void); int8_t neighbor_add (struct neighbor *); void * neighbor_create (uint8_t *packet, struct packeth *headers); struct neighbor * find_neighbor (ip6_addr_t *); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/tcp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/tcp.c index 5511aa00a..faa0b83ac 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/tcp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/tcp.c @@ -10,16 +10,14 @@ * IBM Corporation - initial implementation *****************************************************************************/ -/*>>>>>>>>>>>>>>>>>>>>>>> DEFINITIONS & DECLARATIONS <<<<<<<<<<<<<<<<<<<<*/ +/************************ DEFINITIONS & DECLARATIONS *********************/ #include <tcp.h> #include <sys/socket.h> +/****************************** LOCAL VARIABLES **************************/ -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOCAL VARIABLES <<<<<<<<<<<<<<<<<<<<<<<<<*/ - -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> IMPLEMENTATION <<<<<<<<<<<<<<<<<<<<<<<<<<*/ - +/****************************** IMPLEMENTATION ***************************/ /** * TCP: Handles TCP-packets according to Receive-handle diagram. @@ -29,13 +27,11 @@ * @return ZERO - packet handled successfully; * NON ZERO - packet was not handled (e.g. bad format) */ -int8_t -handle_tcp(uint8_t * tcp_packet, int32_t packetsize) +int8_t handle_tcp(uint8_t * tcp_packet, int32_t packetsize) { return -1; } - /** * NET: This function handles situation when "Destination unreachable" * ICMP-error occurs during sending TCP-packet. @@ -45,6 +41,6 @@ handle_tcp(uint8_t * tcp_packet, int32_t packetsize) * @param packetsize length of the packet * @see handle_icmp */ -void -handle_tcp_dun(uint8_t * tcp_packet, uint32_t packetsize, uint8_t err_code) { +void handle_tcp_dun(uint8_t * tcp_packet, uint32_t packetsize, uint8_t err_code) +{ } diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/tftp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/tftp.c index 0a7c0ec63..c1197cf17 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/tftp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/tftp.c @@ -50,13 +50,13 @@ static unsigned short block = 0; static unsigned short blocksize; static char blocksize_str[6]; /* Blocksize string for read request */ static int received_len = 0; -static int retries = 0; +static unsigned int retries = 0; static int huge_load; static int len; static int tftp_finished = 0; static int lost_packets = 0; -static int tftp_errno = 0; -static int ip_version = 0; +static int tftp_errno = 0; +static int ip_version = 0; static short port_number = -1; static tftp_err_t *tftp_err; static filename_ip_t *fn_ip; @@ -69,8 +69,7 @@ static filename_ip_t *fn_ip; */ #ifdef __DEBUG__ -static void -dump_package(unsigned char *buffer, unsigned int len) +static void dump_package(unsigned char *buffer, unsigned int len) { int i; @@ -89,8 +88,7 @@ dump_package(unsigned char *buffer, unsigned int len) * * @fd: Socket Descriptor */ -static void -send_rrq(int fd) +static void send_rrq(int fd) { int ip_len = 0; int ip6_payload_len = 0; @@ -121,7 +119,7 @@ send_rrq(int fd) + strlen("blksize") + strlen(blocksize_str) + 2; ip_len = sizeof(struct ip6hdr) + ip6_payload_len; fill_ip6hdr ((uint8_t *) ip6, ip6_payload_len, IPTYPE_UDP, get_ipv6_address(), - &(fn_ip->server_ip6)); + &(fn_ip->server_ip6)); } udp_len = htons(sizeof(struct udphdr) @@ -158,8 +156,7 @@ send_rrq(int fd) * @blckno: block number * @dport: UDP destination port */ -static void -send_ack(int fd, int blckno, unsigned short dport) +static void send_ack(int fd, int blckno, unsigned short dport) { int ip_len = 0; int ip6_payload_len = 0; @@ -182,8 +179,7 @@ send_ack(int fd, int blckno, unsigned short dport) ip6 = (struct ip6hdr *) packet; udph = (struct udphdr *) (ip6 + 1); ip6_payload_len = sizeof(struct udphdr) + 4; - ip_len = sizeof(struct ethhdr) + sizeof(struct ip6hdr) + - ip6_payload_len; + ip_len = sizeof(struct ip6hdr) + ip6_payload_len; fill_ip6hdr ((uint8_t *) ip6, ip6_payload_len, IPTYPE_UDP, get_ipv6_address(), &(fn_ip->server_ip6)); } @@ -210,8 +206,7 @@ send_ack(int fd, int blckno, unsigned short dport) * @error_code: Used sub code for error packet * @dport: UDP destination port */ -static void -send_error(int fd, int error_code, unsigned short dport) +static void send_error(int fd, int error_code, unsigned short dport) { int ip_len = 0; int ip6_payload_len = 0; @@ -234,8 +229,7 @@ send_error(int fd, int error_code, unsigned short dport) ip6 = (struct ip6hdr *) packet; udph = (struct udphdr *) (ip6 + 1); ip6_payload_len = sizeof(struct udphdr) + 5; - ip_len = sizeof(struct ethhdr) + sizeof(struct ip6hdr) + - ip6_payload_len; + ip_len = sizeof(struct ip6hdr) + ip6_payload_len; fill_ip6hdr ((uint8_t *) ip6, ip6_payload_len, IPTYPE_UDP, get_ipv6_address(), &(fn_ip->server_ip6)); } @@ -256,8 +250,7 @@ send_error(int fd, int error_code, unsigned short dport) return; } -static void -print_progress(int urgent, int received_bytes) +static void print_progress(int urgent, int received_bytes) { static unsigned int i = 1; static int first = -1; @@ -265,7 +258,7 @@ print_progress(int urgent, int received_bytes) char buffer[100]; char *ptr; - // 1MB steps or 0x400 times or urgent + // 1MB steps or 0x400 times or urgent if(((received_bytes - last_bytes) >> 20) > 0 || (i & 0x3FF) == 0 || urgent) { if(!first) { @@ -295,8 +288,7 @@ print_progress(int urgent, int received_bytes) * @param len the length of the network packet * @return the blocksize the server supports or 0 for error */ -static int -get_blksize(unsigned char *buffer, unsigned int len) +static int get_blksize(unsigned char *buffer, unsigned int len) { unsigned char *orig = buffer; /* skip all headers until tftp has been reached */ @@ -325,7 +317,7 @@ get_blksize(unsigned char *buffer, unsigned int len) } /** - * Handle incoming tftp packets after read request was sent + * Handle incoming tftp packets after read request was sent * * this function also prints out some status characters * \|-/ for each packet received @@ -334,13 +326,12 @@ get_blksize(unsigned char *buffer, unsigned int len) * #+* for different unexpected TFTP packets (not very good) * * @param fd socket descriptor - * @param packet points to the UDP header of the packet + * @param packet points to the UDP header of the packet * @param len the length of the network packet * @return ZERO if packet was handled successfully - * ERRORCODE if error occurred + * ERRORCODE if error occurred */ -int32_t -handle_tftp(int fd, uint8_t *pkt, int32_t packetsize) +int32_t handle_tftp(int fd, uint8_t *pkt, int32_t packetsize) { struct udphdr *udph; struct tftphdr *tftp; @@ -397,7 +388,7 @@ handle_tftp(int fd, uint8_t *pkt, int32_t packetsize) case ENOUSER: tftp_errno = -7; // ERROR: no such user break; - default: + default: tftp_errno = -1; // ERROR: unknown error } goto error; @@ -489,8 +480,7 @@ error: * * @param err_code Error Code (e.g. "Host unreachable") */ -void -handle_tftp_dun(uint8_t err_code) +void handle_tftp_dun(uint8_t err_code) { tftp_errno = - err_code - 10; tftp_finished = 1; @@ -510,10 +500,9 @@ handle_tftp_dun(uint8_t err_code) * @return ZERO - error condition occurs * NON ZERO - size of received file */ -int -tftp(filename_ip_t * _fn_ip, unsigned char *_buffer, int _len, - unsigned int _retries, tftp_err_t * _tftp_err, - int32_t _mode, int32_t _blocksize, int _ip_version) +int tftp(filename_ip_t * _fn_ip, unsigned char *_buffer, int _len, + unsigned int _retries, tftp_err_t * _tftp_err, + int32_t _mode, int32_t _blocksize, int _ip_version) { retries = _retries; fn_ip = _fn_ip; @@ -592,6 +581,6 @@ tftp(filename_ip_t * _fn_ip, unsigned char *_buffer, int _len, printf("\n"); if (lost_packets) printf("Lost ACK packets: %d\n", lost_packets); - + return received_len; } diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.c b/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.c index db29bc90f..5d16e52c6 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.c +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.c @@ -10,7 +10,7 @@ * IBM Corporation - initial implementation *****************************************************************************/ -/*>>>>>>>>>>>>>>>>>>>>>>> DEFINITIONS & DECLARATIONS <<<<<<<<<<<<<<<<<<<<*/ +/************************ DEFINITIONS & DECLARATIONS *********************/ #include <udp.h> #include <sys/socket.h> @@ -25,7 +25,7 @@ -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> LOCAL VARIABLES <<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** LOCAL VARIABLES **************************/ #ifdef USE_MTFTP @@ -33,17 +33,19 @@ uint16_t net_tftp_uport; uint16_t net_mtftp_uport; -void net_set_tftp_port(uint16_t tftp_port) { +void net_set_tftp_port(uint16_t tftp_port) +{ net_tftp_uport = tftp_port; } -void net_set_mtftp_port(uint16_t tftp_port) { +void net_set_mtftp_port(uint16_t tftp_port) +{ net_mtftp_uport = tftp_port; } #endif -/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> IMPLEMENTATION <<<<<<<<<<<<<<<<<<<<<<<<<<*/ +/****************************** IMPLEMENTATION ***************************/ /** @@ -56,8 +58,8 @@ void net_set_mtftp_port(uint16_t tftp_port) { * @see receive_ether * @see udphdr */ -int8_t -handle_udp(int fd, uint8_t * udp_packet, int32_t packetsize) { +int8_t handle_udp(int fd, uint8_t * udp_packet, uint32_t packetsize) +{ struct udphdr * udph = (struct udphdr *) udp_packet; if (packetsize < sizeof(struct udphdr)) @@ -108,8 +110,8 @@ handle_udp(int fd, uint8_t * udp_packet, int32_t packetsize) { * @param packetsize length of the packet * @see handle_icmp */ -void -handle_udp_dun(uint8_t * udp_packet, uint32_t packetsize, uint8_t err_code) { +void handle_udp_dun(uint8_t * udp_packet, uint32_t packetsize, uint8_t err_code) +{ struct udphdr * udph = (struct udphdr *) udp_packet; if (packetsize < sizeof(struct udphdr)) @@ -139,9 +141,9 @@ handle_udp_dun(uint8_t * udp_packet, uint32_t packetsize, uint8_t err_code) { * @see fill_dnshdr * @see fill_btphdr */ -void -fill_udphdr(uint8_t * packet, uint16_t packetsize, - uint16_t src_port, uint16_t dest_port) { +void fill_udphdr(uint8_t * packet, uint16_t packetsize, + uint16_t src_port, uint16_t dest_port) +{ struct udphdr * udph = (struct udphdr *) packet; udph -> uh_sport = htons(src_port); diff --git a/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.h b/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.h index 1ba9332ce..f154542dd 100644 --- a/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.h +++ b/qemu/roms/SLOF/clients/net-snk/app/netlib/udp.h @@ -40,7 +40,7 @@ typedef int32_t *(*handle_upper_udp_t)(uint8_t *, int32_t); typedef void *(*handle_upper_udp_dun_t)(uint8_t); /* Handles UDP-packets that are detected by any network layer. */ -extern int8_t handle_udp(int fd, uint8_t * udp_packet, int32_t packetsize); +extern int8_t handle_udp(int fd, uint8_t * udp_packet, uint32_t packetsize); /* Handles UDP related ICMP-Dest.Unreachable packets that are detected by * the network layers. */ diff --git a/qemu/roms/SLOF/clients/net-snk/client.lds b/qemu/roms/SLOF/clients/net-snk/client.lds index 39d04594e..c2086445b 100644 --- a/qemu/roms/SLOF/clients/net-snk/client.lds +++ b/qemu/roms/SLOF/clients/net-snk/client.lds @@ -44,10 +44,10 @@ SECTIONS { *(.opd) } - . = ALIGN(0x10); + . = ALIGN(256); .got : { - _got = .; + _got = DEFINED (.TOC.) ? .TOC. : ADDR (.got) + 0x8000; *(.got) *(.toc) _got_end = .; diff --git a/qemu/roms/SLOF/clients/net-snk/kernel/entry.S b/qemu/roms/SLOF/clients/net-snk/kernel/entry.S index 8849fb9d1..bf10542bd 100644 --- a/qemu/roms/SLOF/clients/net-snk/kernel/entry.S +++ b/qemu/roms/SLOF/clients/net-snk/kernel/entry.S @@ -44,7 +44,7 @@ C_ENTRY(_entry) bcl 20,31,over # branch after pointer table base: .align 3 -.LCgot: .quad _got-base+0x8000 +.LCgot: .quad _got-base .LCstack: .quad _stack+STACKSIZE-0x80-base over: mflr r8 # gpr 8 is the base diff --git a/qemu/roms/SLOF/clients/takeover/client.lds b/qemu/roms/SLOF/clients/takeover/client.lds index 2701d8e1e..0ab428a01 100644 --- a/qemu/roms/SLOF/clients/takeover/client.lds +++ b/qemu/roms/SLOF/clients/takeover/client.lds @@ -43,8 +43,8 @@ SECTIONS { .got : { - . = ALIGN(8); - _got = .; + . = ALIGN(256); + _got = DEFINED (.TOC.) ? .TOC. : ADDR (.got) + 0x8000; *(.got .toc) _got_end = .; } diff --git a/qemu/roms/SLOF/clients/takeover/entry.S b/qemu/roms/SLOF/clients/takeover/entry.S index a1030eb40..ff482732d 100644 --- a/qemu/roms/SLOF/clients/takeover/entry.S +++ b/qemu/roms/SLOF/clients/takeover/entry.S @@ -21,7 +21,7 @@ _wrapclient: bcl 20,31,over # branch after pointer table base: .align 3 -.LCgot: .quad _got-base+0x8000 +.LCgot: .quad _got-base over: mflr r8 # gpr 8 is the base ld r2, .LCgot-base(r8) # load got pointer diff --git a/qemu/roms/SLOF/clients/takeover/main.c b/qemu/roms/SLOF/clients/takeover/main.c index 360d8eaed..1e1b02614 100644 --- a/qemu/roms/SLOF/clients/takeover/main.c +++ b/qemu/roms/SLOF/clients/takeover/main.c @@ -16,7 +16,7 @@ #include <of.h> #include <pci.h> #include <cpu.h> -#include <ioctl.h> +#include <unistd.h> #include <takeover.h> extern void call_client_interface(of_arg_t *); diff --git a/qemu/roms/SLOF/include/byteorder.h b/qemu/roms/SLOF/include/byteorder.h index 60ca67267..d4a2c8ca7 100644 --- a/qemu/roms/SLOF/include/byteorder.h +++ b/qemu/roms/SLOF/include/byteorder.h @@ -19,38 +19,36 @@ #include <stdint.h> -static inline uint16_t -bswap_16 (uint16_t x) +typedef uint16_t le16; +typedef uint32_t le32; +typedef uint64_t le64; + +static inline uint16_t bswap_16 (uint16_t x) { return __builtin_bswap16(x); } -static inline uint32_t -bswap_32 (uint32_t x) +static inline uint32_t bswap_32 (uint32_t x) { return __builtin_bswap32(x); } -static inline uint64_t -bswap_64 (uint64_t x) +static inline uint64_t bswap_64 (uint64_t x) { return __builtin_bswap64(x); } -static inline void -bswap_16p (uint16_t *x) +static inline void bswap_16p (uint16_t *x) { *x = __builtin_bswap16(*x); } -static inline void -bswap_32p (uint32_t *x) +static inline void bswap_32p (uint32_t *x) { *x = __builtin_bswap32(*x); } -static inline void -bswap_64p (uint64_t *x) +static inline void bswap_64p (uint64_t *x) { *x = __builtin_bswap64(*x); } diff --git a/qemu/roms/SLOF/include/helpers.h b/qemu/roms/SLOF/include/helpers.h index fb105345e..5b3d711ac 100644 --- a/qemu/roms/SLOF/include/helpers.h +++ b/qemu/roms/SLOF/include/helpers.h @@ -30,8 +30,10 @@ extern long SLOF_dma_map_in(void *virt, long size, int cacheable); extern void SLOF_dma_map_out(long phys, void *virt, long size); extern long SLOF_pci_config_read32(long offset); extern long SLOF_pci_config_read16(long offset); +extern long SLOF_pci_config_read8(long offset); extern void SLOF_pci_config_write32(long offset, long value); extern void SLOF_pci_config_write16(long offset, long value); +extern void SLOF_pci_config_write8(long offset, long value); extern void *SLOF_translate_my_address(void *addr); #define offset_of(type, member) ((long) &((type *)0)->member) diff --git a/qemu/roms/SLOF/include/ppc970/cache.h b/qemu/roms/SLOF/include/ppc970/cache.h index b74868986..500182ea6 100644 --- a/qemu/roms/SLOF/include/ppc970/cache.h +++ b/qemu/roms/SLOF/include/ppc970/cache.h @@ -55,8 +55,8 @@ cache_inhibited_access(uint64_t, 64) #define _FASTMOVE(s, d, size) \ switch (((type_u)s | (type_u)d | size) & (sizeof(type_u)-1)) { \ case 0: _MOVE(s, d, size, type_u); break; \ - case sizeof(type_l): _MOVE(s, d, size, type_l); break; \ - case sizeof(type_w): _MOVE(s, d, size, type_w); break; \ + case 4: _MOVE(s, d, size, type_l); break; \ + case 2: case 6: _MOVE(s, d, size, type_w); break; \ default: _MOVE(s, d, size, type_c); break; \ } @@ -78,9 +78,51 @@ cache_inhibited_access(uint64_t, 64) #define _FASTRMOVE(s, d, size) \ switch (((type_u)s | (type_u)d | size) & (sizeof(type_u)-1)) { \ case 0: _RMOVE(s, d, size, type_u); break; \ - case sizeof(type_l): _RMOVE(s, d, size, type_l); break; \ - case sizeof(type_w): _RMOVE(s, d, size, type_w); break; \ + case 4: _RMOVE(s, d, size, type_l); break; \ + case 2: case 6: _RMOVE(s, d, size, type_w); break; \ default: _RMOVE(s, d, size, type_c); break; \ } +/* main RAM to IO memory move */ +#define FAST_MRMOVE_TYPED(s, d, size, t) \ +{ \ + t *s1 = (s), *d1 = (d); \ + register t tmp; \ + while (size > 0) { \ + tmp = *s1++; SET_CI; *d1++ = tmp; CLR_CI; size -= sizeof(t); \ + } \ +} + +#define FAST_MRMOVE(s, d, size) \ + switch (((type_u)(s) | (type_u)(d) | (size)) & (sizeof(type_u)-1)) { \ + case 0: FAST_MRMOVE_TYPED(s, d, size, type_u); break; \ + case 4: FAST_MRMOVE_TYPED(s, d, size, type_l); break; \ + case 2: case 6: FAST_MRMOVE_TYPED(s, d, size, type_w); break; \ + default: FAST_MRMOVE_TYPED(s, d, size, type_c); break; \ + } + +/* fill IO memory with pattern */ +#define FAST_RFILL_TYPED(dst, size, pat, t) \ +{ \ + t *d1 = (dst); \ + register t tmp = 0; \ + int i = sizeof(t); \ + while (i-- > 0) { \ + tmp <<= 8; tmp |= pat & 0xff; \ + } \ + SET_CI; \ + while (size > 0) { \ + *d1++ = tmp; size -= sizeof(t); \ + } \ + CLR_CI; \ +} + +#define FAST_RFILL(dst, size, pat) \ + switch (((type_u)dst | size) & (sizeof(type_u)-1)) { \ + case 0: FAST_RFILL_TYPED(dst, size, pat, type_u); break; \ + case 4: FAST_RFILL_TYPED(dst, size, pat, type_l); break; \ + case 2: case 6: FAST_RFILL_TYPED(dst, size, pat, type_w); break; \ + default: FAST_RFILL_TYPED(dst, size, pat, type_c); break; \ + } + #endif diff --git a/qemu/roms/SLOF/include/ppcp7/cache.h b/qemu/roms/SLOF/include/ppcp7/cache.h index dc6837196..3c02bb10d 100644 --- a/qemu/roms/SLOF/include/ppcp7/cache.h +++ b/qemu/roms/SLOF/include/ppcp7/cache.h @@ -81,8 +81,8 @@ cache_inhibited_access(uint64_t, 64) #define _FASTMOVE(s, d, size) \ switch (((type_u)s | (type_u)d | size) & (sizeof(type_u)-1)) { \ case 0: _MOVE(s, d, size, type_u); break; \ - case sizeof(type_l): _MOVE(s, d, size, type_l); break; \ - case sizeof(type_w): _MOVE(s, d, size, type_w); break; \ + case 4: _MOVE(s, d, size, type_l); break; \ + case 2: case 6: _MOVE(s, d, size, type_w); break; \ default: _MOVE(s, d, size, type_c); break; \ } @@ -116,12 +116,17 @@ static inline void ci_rmove(void *dst, void *src, unsigned long esize, #define _FASTRMOVE(s, d, size) do { \ switch (((type_u)s | (type_u)d | size) & (sizeof(type_u)-1)) {\ case 0: ci_rmove(d,s,3,size>>3); break; \ - case sizeof(type_l): ci_rmove(d,s,2,size>>2); break; \ - case sizeof(type_w): ci_rmove(d,s,1,size>>1); break; \ + case 4: ci_rmove(d,s,2,size>>2); break; \ + case 2: case 6: ci_rmove(d,s,1,size>>1); break; \ default: ci_rmove(d,s,0,size); break; \ } \ } while(0) +#define FAST_MRMOVE(s, d, size) _FASTRMOVE(s, d, size) + +extern void fast_rfill(char *dst, long size, char pat); +#define FAST_RFILL(dst, size, pat) fast_rfill(dst, size, pat) + static inline uint16_t bswap16_load(uint64_t addr) { unsigned int val; diff --git a/qemu/roms/SLOF/lib/libc/include/stdlib.h b/qemu/roms/SLOF/lib/libc/include/stdlib.h index dff57f577..5e0eda9ff 100644 --- a/qemu/roms/SLOF/lib/libc/include/stdlib.h +++ b/qemu/roms/SLOF/lib/libc/include/stdlib.h @@ -29,5 +29,6 @@ unsigned long int strtoul(const char *nptr, char **endptr, int base); long int strtol(const char *nptr, char **endptr, int base); int rand(void); +void srand(unsigned int seed); #endif diff --git a/qemu/roms/SLOF/lib/libc/stdio/vsnprintf.c b/qemu/roms/SLOF/lib/libc/stdio/vsnprintf.c index e78fb3d8e..21dd04dfe 100644 --- a/qemu/roms/SLOF/lib/libc/stdio/vsnprintf.c +++ b/qemu/roms/SLOF/lib/libc/stdio/vsnprintf.c @@ -10,72 +10,110 @@ * IBM Corporation - initial implementation *****************************************************************************/ +#include <stdbool.h> #include "stdio.h" #include "stdlib.h" #include "string.h" +#include "ctype.h" -const static unsigned long long convert[] = { +static const unsigned long long convert[] = { 0x0, 0xFF, 0xFFFF, 0xFFFFFF, 0xFFFFFFFF, 0xFFFFFFFFFFULL, 0xFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL }; - - static int -print_itoa(char **buffer,unsigned long value, unsigned short int base) +print_str_fill(char **buffer, size_t bufsize, char *sizec, + const char *str, char c) { - const char zeichen[] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'}; - static char sign = 0; - - if(base <= 2 || base > 16) - return 0; - - if(value < 0) { - sign = 1; - value *= -1; - } + int i, sizei, len; + char *bstart = *buffer; - if(value < base) { - if(sign) { - **buffer = '-'; + sizei = strtoul(sizec, NULL, 10); + len = strlen(str); + if (sizei > len) { + for (i = 0; + (i < (sizei - len)) && ((*buffer - bstart) < bufsize); + i++) { + **buffer = c; *buffer += 1; - sign = 0; } - **buffer = zeichen[value]; - *buffer += 1; - } else { - print_itoa(buffer, value / base, base); - **buffer = zeichen[(value % base)]; - *buffer += 1; } - return 1; } +static int +print_str(char **buffer, size_t bufsize, const char *str) +{ + char *bstart = *buffer; + size_t i; + + for (i = 0; (i < strlen(str)) && ((*buffer - bstart) < bufsize); i++) { + **buffer = str[i]; + *buffer += 1; + } + return 1; +} static unsigned int print_intlen(unsigned long value, unsigned short int base) { int i = 0; - while(value > 0) { + while (value > 0) { value /= base; i++; } - if(i == 0) i = 1; + if (i == 0) + i = 1; return i; } +static int +print_itoa(char **buffer, size_t bufsize, unsigned long value, + unsigned short base, bool upper) +{ + const char zeichen[] = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'}; + char c; + size_t i, len; + + if(base <= 2 || base > 16) + return 0; + + len = i = print_intlen(value, base); + + /* Don't print to buffer if bufsize is not enough. */ + if (len > bufsize) + return 0; + + do { + c = zeichen[value % base]; + if (upper) + c = toupper(c); + + (*buffer)[--i] = c; + value /= base; + } while(value); + + *buffer += len; + + return 1; +} + + static int -print_fill(char **buffer, char *sizec, unsigned long size, unsigned short int base, char c, int optlen) +print_fill(char **buffer, size_t bufsize, char *sizec, unsigned long size, + unsigned short int base, char c, int optlen) { int i, sizei, len; + char *bstart = *buffer; sizei = strtoul(sizec, NULL, 10); len = print_intlen(size, base) + optlen; - if(sizei > len) { - for(i = 0; i < (sizei - len); i++) { + if (sizei > len) { + for (i = 0; + (i < (sizei - len)) && ((*buffer - bstart) < bufsize); + i++) { **buffer = c; *buffer += 1; } @@ -86,17 +124,18 @@ print_fill(char **buffer, char *sizec, unsigned long size, unsigned short int ba static int -print_format(char **buffer, const char *format, void *var) +print_format(char **buffer, size_t bufsize, const char *format, void *var) { - unsigned long start; - unsigned int i = 0, sizei = 0, len = 0, length_mod = sizeof(int); + char *start; + unsigned int i = 0, length_mod = sizeof(int); unsigned long value = 0; unsigned long signBit; char *form, sizec[32]; char sign = ' '; + bool upper = false; form = (char *) format; - start = (unsigned long) *buffer; + start = *buffer; form++; if(*form == '0' || *form == '.') { @@ -104,7 +143,7 @@ print_format(char **buffer, const char *format, void *var) form++; } - while(*form != '\0') { + while ((*form != '\0') && ((*buffer - start) < bufsize)) { switch(*form) { case 'u': case 'd': @@ -112,57 +151,59 @@ print_format(char **buffer, const char *format, void *var) sizec[i] = '\0'; value = (unsigned long) var; signBit = 0x1ULL << (length_mod * 8 - 1); - if (signBit & value) { + if ((*form != 'u') && (signBit & value)) { **buffer = '-'; *buffer += 1; value = (-(unsigned long)value) & convert[length_mod]; } - print_fill(buffer, sizec, value, 10, sign, 0); - print_itoa(buffer, value, 10); + print_fill(buffer, bufsize - (*buffer - start), + sizec, value, 10, sign, 0); + print_itoa(buffer, bufsize - (*buffer - start), + value, 10, upper); break; case 'X': + upper = true; case 'x': sizec[i] = '\0'; value = (unsigned long) var & convert[length_mod]; - print_fill(buffer, sizec, value, 16, sign, 0); - print_itoa(buffer, value, 16); + print_fill(buffer, bufsize - (*buffer - start), + sizec, value, 16, sign, 0); + print_itoa(buffer, bufsize - (*buffer - start), + value, 16, upper); break; case 'O': case 'o': sizec[i] = '\0'; value = (long int) var & convert[length_mod]; - print_fill(buffer, sizec, value, 8, sign, 0); - print_itoa(buffer, value, 8); + print_fill(buffer, bufsize - (*buffer - start), + sizec, value, 8, sign, 0); + print_itoa(buffer, bufsize - (*buffer - start), + value, 8, upper); break; case 'p': sizec[i] = '\0'; - print_fill(buffer, sizec, (unsigned long) var, 16, ' ', 2); - **buffer = '0'; - *buffer += 1; - **buffer = 'x'; - *buffer += 1; - print_itoa(buffer,(unsigned long) var, 16); + print_fill(buffer, bufsize - (*buffer - start), + sizec, (unsigned long) var, 16, ' ', 2); + print_str(buffer, bufsize - (*buffer - start), + "0x"); + print_itoa(buffer, bufsize - (*buffer - start), + (unsigned long) var, 16, upper); break; case 'c': sizec[i] = '\0'; - print_fill(buffer, sizec, 1, 10, ' ', 0); + print_fill(buffer, bufsize - (*buffer - start), + sizec, 1, 10, ' ', 0); **buffer = (unsigned long) var; *buffer += 1; break; case 's': sizec[i] = '\0'; - sizei = strtoul(sizec, NULL, 10); - len = strlen((char *) var); - if(sizei > len) { - for(i = 0; i < (sizei - len); i++) { - **buffer = ' '; - *buffer += 1; - } - } - for(i = 0; i < strlen((char *) var); i++) { - **buffer = ((char *) var)[i]; - *buffer += 1; - } + print_str_fill(buffer, + bufsize - (*buffer - start), sizec, + (char *) var, ' '); + + print_str(buffer, bufsize - (*buffer - start), + (char *) var); break; case 'l': form++; @@ -182,6 +223,9 @@ print_format(char **buffer, const char *format, void *var) length_mod = sizeof(short int); } break; + case 'z': + length_mod = sizeof(size_t); + break; default: if(*form >= '0' && *form <= '9') sizec[i++] = *form; @@ -206,6 +250,16 @@ vsnprintf(char *buffer, size_t bufsize, const char *format, va_list arg) bstart = buffer; ptr = (char *) format; + /* + * Return from here if size passed is zero, otherwise we would + * overrun buffer while setting NULL character at the end. + */ + if (!buffer || !bufsize) + return 0; + + /* Leave one space for NULL character */ + bufsize--; + while(*ptr != '\0' && (buffer - bstart) < bufsize) { if(*ptr == '%') { @@ -224,7 +278,9 @@ vsnprintf(char *buffer, size_t bufsize, const char *format, va_list arg) if(*ptr == '%') { *buffer++ = '%'; } else { - print_format(&buffer, formstr, va_arg(arg, void *)); + print_format(&buffer, + bufsize - (buffer - bstart), + formstr, va_arg(arg, void *)); } ptr++; } else { diff --git a/qemu/roms/SLOF/lib/libc/stdlib/rand.c b/qemu/roms/SLOF/lib/libc/stdlib/rand.c index 87e3efd29..39f5a9a2c 100644 --- a/qemu/roms/SLOF/lib/libc/stdlib/rand.c +++ b/qemu/roms/SLOF/lib/libc/stdlib/rand.c @@ -18,7 +18,12 @@ static unsigned long _rand = 1; int rand(void) { - _rand = _rand * 25364735 + 34563; + _rand = _rand * 1237732973 + 34563; - return ((unsigned int) (_rand << 16) & RAND_MAX); + return ((unsigned int) (_rand >> 16) & RAND_MAX); +} + +void srand(unsigned int seed) +{ + _rand = seed; } diff --git a/qemu/roms/SLOF/lib/libhvcall/Makefile b/qemu/roms/SLOF/lib/libhvcall/Makefile index 2a9b2d7d1..def532509 100644 --- a/qemu/roms/SLOF/lib/libhvcall/Makefile +++ b/qemu/roms/SLOF/lib/libhvcall/Makefile @@ -24,7 +24,7 @@ TARGET = ../libhvcall.a all: $(TARGET) -SRCS = brokensc1.c +SRCS = brokensc1.c rfill.c SRCSS = hvcall.S diff --git a/qemu/roms/SLOF/lib/libhvcall/rfill.c b/qemu/roms/SLOF/lib/libhvcall/rfill.c new file mode 100644 index 000000000..5407cd2a6 --- /dev/null +++ b/qemu/roms/SLOF/lib/libhvcall/rfill.c @@ -0,0 +1,38 @@ +/***************************************************************************** + * Fast function for filling cache-inhibited memory regions via h-call. + * + * Copyright 2015 Red Hat, Inc. + * + * This program and the accompanying materials + * are made available under the terms of the BSD License + * which accompanies this distribution, and is available at + * http://www.opensource.org/licenses/bsd-license.php + * + * Contributors: + * Thomas Huth, Red Hat Inc. - initial implementation + *****************************************************************************/ + +#include <cache.h> +#include <string.h> + +typedef unsigned long type_u; + +/** + * fast_rfill is the implementation of the FAST_RFILL macro with h-calls. + * This is defined here instead of cache.h since we need a temporary + * local buffer - and that caused stack size problems in engine() when + * we used it directly in the FAST_RFILL macro. + */ +void fast_rfill(char *dst, long size, char pat) +{ + type_u buf[64]; + + memset(buf, pat, size < sizeof(buf) ? size : sizeof(buf)); + + while (size > sizeof(buf)) { + FAST_MRMOVE(buf, dst, sizeof(buf)); + dst += sizeof(buf); + size -= sizeof(buf); + } + FAST_MRMOVE(buf, dst, size); +} diff --git a/qemu/roms/SLOF/lib/libnvram/envvar.c b/qemu/roms/SLOF/lib/libnvram/envvar.c index 87aaf27a0..ee943fce5 100644 --- a/qemu/roms/SLOF/lib/libnvram/envvar.c +++ b/qemu/roms/SLOF/lib/libnvram/envvar.c @@ -17,7 +17,7 @@ #include "nvram.h" /* returns the offset of the first byte after the searched envvar */ -static int get_past_env_pos(partition_t part, char *envvar) +static int get_past_env_pos(partition_t part, char *envvar, int evlen) { int offset, len; static char temp[256]; @@ -32,7 +32,7 @@ static int get_past_env_pos(partition_t part, char *envvar) while((data=nvram_read_byte(offset++)) && len < 256) { temp[len++]=data; } - if (!strncmp(envvar, temp, strlen(envvar))) { + if (!strncmp(envvar, temp, evlen)) { return offset; } } while (len); @@ -43,16 +43,16 @@ static int get_past_env_pos(partition_t part, char *envvar) /** * @param partition name of the envvar partition * @param envvar name of the environment variable + * @param evlen string length of the envvar parameter * @return pointer to temporary string containing the value of envvar */ - -char *get_env(partition_t part, char *envvar) +char *nvram_get_env(partition_t part, char *envvar, int evlen) { static char temp[256+1]; int len, offset; uint8_t data; - DEBUG("get_env %s... ", envvar); + DEBUG("nvram_get_env %p... ", envvar); if(!part.addr) { /* ERROR: No environment variable partition */ DEBUG("invalid partition.\n"); @@ -68,7 +68,7 @@ char *get_env(partition_t part, char *envvar) } temp[len]=0; - if (!strncmp(envvar, temp, strlen(envvar))) { + if (!strncmp(envvar, temp, evlen)) { int pos=0; while (temp[pos]!='=' && pos < len) pos++; // DEBUG("value='%s'\n", temp+pos+1); @@ -100,7 +100,7 @@ static int find_last_envvar(partition_t part) return -1; } -int add_env(partition_t part, char *envvar, char *value) +int nvram_add_env(partition_t part, char *envvar, int evlen, char *value, int vallen) { int freespace, last, len, offset; unsigned int i; @@ -112,7 +112,7 @@ int add_env(partition_t part, char *envvar, char *value) freespace = part.addr+part.len-last; /* how long is the entry we want to write? */ - len = strlen(envvar) + strlen(value) + 2; + len = evlen + vallen + 2; if(freespace<len) { // TODO try to increase partition size @@ -121,18 +121,18 @@ int add_env(partition_t part, char *envvar, char *value) offset=last; - for(i=0; i<strlen(envvar); i++) + for (i = 0; i < evlen; i++) nvram_write_byte(offset++, envvar[i]); nvram_write_byte(offset++, '='); - for(i=0; i<strlen(value); i++) + for (i = 0; i < vallen; i++) nvram_write_byte(offset++, value[i]); return 0; } -int del_env(partition_t part, char *envvar) +int nvram_del_env(partition_t part, char *envvar, int evlen) { int last, current, pos, i; char *buffer; @@ -141,7 +141,7 @@ int del_env(partition_t part, char *envvar) return -1; last=find_last_envvar(part); - current = pos = get_past_env_pos(part, envvar); + current = pos = get_past_env_pos(part, envvar, evlen); // TODO is this really required? /* go back to non-0 value */ @@ -168,25 +168,25 @@ int del_env(partition_t part, char *envvar) return 0; } -int set_env(partition_t part, char *envvar, char *value) +int nvram_set_env(partition_t part, char *envvar, int evlen, char *value, int vallen) { char *oldvalue, *buffer; int last, current, buffersize, i; - DEBUG("set_env %lx[%lx]: %s=%s\n", part.addr, part.len, envvar, value); + DEBUG("nvram_set_env %lx[%lx]: %p=>%p\n", part.addr, part.len, envvar, value); if(!part.addr) return -1; /* Check whether the environment variable exists already */ - oldvalue = get_env(part, envvar); + oldvalue = nvram_get_env(part, envvar, evlen); - if(oldvalue==NULL) - return add_env(part, envvar, value); + if (oldvalue == NULL) + return nvram_add_env(part, envvar, evlen, value, vallen); /* The value did not change. So we succeeded! */ - if(!strncmp(oldvalue, value, strlen(value)+1)) + if (strlen(oldvalue) == vallen && !strncmp(oldvalue, value, vallen)) return 0; /* we need to overwrite environment variables, back them up first */ @@ -195,7 +195,7 @@ int set_env(partition_t part, char *envvar, char *value) /* allocate a buffer */ last=find_last_envvar(part); - current=get_past_env_pos(part, envvar); + current = get_past_env_pos(part, envvar, evlen); buffersize = last - current; buffer=get_nvram_buffer(buffersize); if(!buffer) @@ -214,7 +214,7 @@ int set_env(partition_t part, char *envvar, char *value) current++; /* Write the new value */ - for(i=0; i<(int)strlen(value); i++) { + for(i = 0; i < vallen; i++) { nvram_write_byte(current++, value[i]); } diff --git a/qemu/roms/SLOF/lib/libnvram/libnvram.code b/qemu/roms/SLOF/lib/libnvram/libnvram.code index 723941d3e..8481f57f5 100644 --- a/qemu/roms/SLOF/lib/libnvram/libnvram.code +++ b/qemu/roms/SLOF/lib/libnvram/libnvram.code @@ -11,17 +11,6 @@ *****************************************************************************/ #include <nvram.h> -#define STRING_INIT(str) \ - char str[255]; \ - char * str##_address; \ - int str##_length; - -#define STRING_FROM_STACK(str) \ - str##_length = TOS.u; POP; \ - str##_address = TOS.a; POP; \ - memcpy(str, str##_address, str##_length); \ - memset(str + str##_length, 0, 255 - str##_length); - PRIM(nvram_X2d_c_X40) unsigned int offset = TOS.u; TOS.u=nvram_read_byte(offset); @@ -80,21 +69,18 @@ MIRP /* get-named-nvram-partition ( name.addr name.len -- addr len FAILED? ) */ PRIM(get_X2d_named_X2d_nvram_X2d_partition) - STRING_INIT(name) partition_t partition; + int namelen = TOS.n; POP; - STRING_FROM_STACK(name) - partition = get_partition(-1, name); + partition = get_partition_fs(TOS.a, namelen); if(partition.len && partition.len != -1) { - PUSH; TOS.u = partition.addr; PUSH; TOS.u = partition.len; PUSH; TOS.u = 0; // FALSE } else { - PUSH; TOS.u = -1; // TRUE } MIRP @@ -103,23 +89,16 @@ MIRP /* new-nvram-partition ( type name.addr name.len len -- part.offs part.len FALSE | TRUE) */ PRIM(new_X2d_nvram_X2d_partition) - int type, len, i, slen; - char name[12], *addr; + int type, len, namelen; partition_t partition; + char *name; len = TOS.u; POP; - slen = TOS.u; POP; - addr = (char *)TOS.u; POP; + namelen = TOS.u; POP; + name = (char *)TOS.u; POP; type = TOS.u; POP; - for (i=0; i<12; i++) { - if(slen>i) - name[i]=addr[i]; - else - name[i]=0; - } - - partition=new_nvram_partition(type, name, len); + partition = new_nvram_partition_fs(type, name, namelen, len); if(!partition.len) { PUSH; TOS.u = -1; // TRUE @@ -165,15 +144,17 @@ MIRP // ( part.start part.len name.addr name.len -- var.addr var.len TRUE | false ) PRIM(internal_X2d_get_X2d_env) - STRING_INIT(name) + char *name; + int namelen; partition_t part; char *val; - STRING_FROM_STACK(name) + namelen = TOS.u; POP; + name = TOS.a; POP; part.len = TOS.u; POP; part.addr = TOS.u; POP; - val=get_env(part, name); + val = nvram_get_env(part, name, namelen); if(val) { PUSH; TOS.a = val; PUSH; TOS.u = strlen(val); @@ -185,17 +166,19 @@ MIRP // ( part.start part.len name.addr name.len val.addr val.len -- FALSE|TRUE) PRIM(internal_X2d_add_X2d_env) - STRING_INIT(name) - STRING_INIT(value) + char *name, *val; + int namelen, vallen; partition_t part; int ret; - STRING_FROM_STACK(value) - STRING_FROM_STACK(name) + vallen = TOS.u; POP; + val = TOS.a; POP; + namelen = TOS.u; POP; + name = TOS.a; POP; part.len = TOS.u; POP; part.addr = TOS.u; POP; - ret=add_env(part, name, value); + ret = nvram_add_env(part, name, namelen, val, vallen); if(ret) { PUSH; TOS.u = -1; // TRUE } else { @@ -205,15 +188,17 @@ MIRP // ( part.addr part.len name.addr name.len -- FALSE|TRUE) PRIM(internal_X2d_del_X2d_env) - STRING_INIT(name) + char *name; + int namelen; partition_t part; int ret; - STRING_FROM_STACK(name); + namelen = TOS.u; POP; + name = TOS.a; POP; part.len = TOS.u; POP; part.addr = TOS.u; POP; - ret=del_env(part, name); + ret = nvram_del_env(part, name, namelen); if(ret) { PUSH; TOS.u = -1; // TRUE } else { @@ -224,17 +209,19 @@ MIRP // internal-set-env ( part.addr part.len name.addr name.len val.addr val.len -- FALSE|TRUE) PRIM(internal_X2d_set_X2d_env) - STRING_INIT(name) - STRING_INIT(value) + char *name, *value; + int namelen, valuelen; partition_t part; int ret; - STRING_FROM_STACK(value) - STRING_FROM_STACK(name) + valuelen = TOS.u; POP; + value = TOS.a; POP; + namelen = TOS.u; POP; + name = TOS.a; POP; part.len = TOS.u; POP; part.addr = TOS.u; POP; - ret=set_env(part, name, value); + ret = nvram_set_env(part, name, namelen, value, valuelen); if(ret) { PUSH; TOS.u = -1; // TRUE } else { diff --git a/qemu/roms/SLOF/lib/libnvram/nvram.c b/qemu/roms/SLOF/lib/libnvram/nvram.c index 5c1137669..473814e5c 100644 --- a/qemu/roms/SLOF/lib/libnvram/nvram.c +++ b/qemu/roms/SLOF/lib/libnvram/nvram.c @@ -358,6 +358,17 @@ partition_t get_partition(unsigned int type, char *name) return ret; } +/* Get partition specified by a Forth string */ +partition_t get_partition_fs(char *name, int namelen) +{ + char buf[namelen + 1]; + + memcpy(buf, name, namelen); + buf[namelen] = 0; + + return get_partition(-1, buf); +} + void erase_nvram(int offset, int len) { int i; @@ -466,6 +477,22 @@ partition_t new_nvram_partition(int type, char *name, int len) return new_part; } +partition_t new_nvram_partition_fs(int type, char *name, int namelen, int len) +{ + char buf[13]; + int i; + + for (i = 0; i < 12; i++) { + if (i < namelen) + buf[i] = name[i]; + else + buf[i] = 0; + } + buf[12] = 0; + + return new_nvram_partition(type, buf, len); +} + /** * @param partition partition structure pointing to the partition to wipe. */ diff --git a/qemu/roms/SLOF/lib/libnvram/nvram.h b/qemu/roms/SLOF/lib/libnvram/nvram.h index fa6bdd425..73fe44424 100644 --- a/qemu/roms/SLOF/lib/libnvram/nvram.h +++ b/qemu/roms/SLOF/lib/libnvram/nvram.h @@ -51,9 +51,11 @@ char *get_nvram_buffer(int len); void free_nvram_buffer(char *buffer); int nvramlog_printf(const char* fmt, ...); partition_t get_partition(unsigned int type, char *name); +partition_t get_partition_fs(char *name, int namelen); void erase_nvram(int offset, int len); int wipe_partition(partition_t partition, int header_only); partition_t new_nvram_partition(int type, char *name, int len); +partition_t new_nvram_partition_fs(int type, char *name, int namelen, int len); int increase_nvram_partition_size(partition_t partition, int newsize); int clear_nvram_partition(partition_t part); int delete_nvram_partition(partition_t part); @@ -65,9 +67,9 @@ void nvram_init(uint32_t store_token, uint32_t fetch_token, unsigned int get_nvram_size(void); /* envvar.c */ -char *get_env(partition_t part, char *envvar); -int add_env(partition_t part, char *envvar, char *value); -int del_env(partition_t part, char *envvar); -int set_env(partition_t part, char *envvar, char *value); +char *nvram_get_env(partition_t part, char *envvar, int evlen); +int nvram_add_env(partition_t part, char *envvar, int evlen, char *value, int vallen); +int nvram_del_env(partition_t part, char *envvar, int evlen); +int nvram_set_env(partition_t part, char *envvar, int evlen, char *val, int vlen); #endif diff --git a/qemu/roms/SLOF/lib/libusb/usb-core.c b/qemu/roms/SLOF/lib/libusb/usb-core.c index 6719c5726..4c720ce2f 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-core.c +++ b/qemu/roms/SLOF/lib/libusb/usb-core.c @@ -383,8 +383,6 @@ int usb_hid_exit(void *vdev) return true; } -#define usb_get_intf_class(x) ((x & 0x00FF0000) >> 16) - int usb_msc_init(void *vdev) { struct usb_dev *dev; @@ -420,7 +418,7 @@ int usb_msc_exit(void *vdev) return true; } -static int usb_msc_reset(struct usb_dev *dev) +int usb_msc_reset(struct usb_dev *dev) { struct usb_dev_req req; @@ -477,7 +475,7 @@ static int usb_handle_device(struct usb_dev *dev, struct usb_dev_config_descr *c case DESCR_TYPE_HUB: break; default: - printf("ptr %p desc_type %d\n", ptr, desc_type); + dprintf("ptr %p desc_type %d\n", ptr, desc_type); } ptr += desc_len; len -= desc_len; @@ -485,7 +483,7 @@ static int usb_handle_device(struct usb_dev *dev, struct usb_dev_config_descr *c return true; } -int setup_new_device(struct usb_dev *dev, unsigned int port) +int usb_setup_new_device(struct usb_dev *dev, unsigned int port) { struct usb_dev_descr descr; struct usb_dev_config_descr cfg; @@ -552,35 +550,6 @@ int setup_new_device(struct usb_dev *dev, unsigned int port) if (!usb_handle_device(dev, &cfg, data, len)) goto fail_mem_free; - switch (usb_get_intf_class(dev->class)) { - case 3: - dprintf("HID found %06X\n", dev->class); - slof_usb_handle(dev); - break; - case 8: - dprintf("MASS STORAGE found %d %06X\n", dev->intf_num, - dev->class); - if ((dev->class & 0x50) != 0x50) { /* Bulk-only supported */ - printf("Device not supported %06X\n", dev->class); - goto fail_mem_free; - } - - if (!usb_msc_reset(dev)) { - printf("%s: bulk reset failed\n", __func__); - goto fail_mem_free; - } - SLOF_msleep(100); - slof_usb_handle(dev); - break; - case 9: - dprintf("HUB found\n"); - slof_usb_handle(dev); - break; - default: - printf("USB Interface class -%x- Not supported\n", dev->class); - break; - } - SLOF_dma_free(data, len); return true; fail_mem_free: diff --git a/qemu/roms/SLOF/lib/libusb/usb-core.h b/qemu/roms/SLOF/lib/libusb/usb-core.h index 7441979e9..a35df3485 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-core.h +++ b/qemu/roms/SLOF/lib/libusb/usb-core.h @@ -261,6 +261,8 @@ struct usb_hcd_ops { unsigned int usb_type; }; +#define usb_get_intf_class(x) ((x & 0x00FF0000) >> 16) + extern void usb_hcd_register(struct usb_hcd_ops *ops); extern struct usb_pipe *usb_get_pipe(struct usb_dev *dev, struct usb_ep_descr *ep, char *buf, size_t len); @@ -269,11 +271,12 @@ extern int usb_poll_intr(struct usb_pipe *pipe, uint8_t *buf); extern int usb_send_ctrl(struct usb_pipe *pipe, struct usb_dev_req *req, void *data); extern struct usb_dev *usb_devpool_get(void); extern void usb_devpool_put(struct usb_dev *); -extern int setup_new_device(struct usb_dev *dev, unsigned int port); -extern int slof_usb_handle(struct usb_dev *dev); +extern int usb_setup_new_device(struct usb_dev *dev, unsigned int port); +extern void usb_slof_populate_new_device(struct usb_dev *dev); extern int usb_dev_populate_pipe(struct usb_dev *dev, struct usb_ep_descr *ep, void *buf, size_t len); extern int usb_hid_kbd_init(struct usb_dev *dev); extern int usb_hid_kbd_exit(struct usb_dev *dev); +extern int usb_msc_reset(struct usb_dev *dev); extern void usb_msc_resetrecovery(struct usb_dev *dev); #endif diff --git a/qemu/roms/SLOF/lib/libusb/usb-ehci.c b/qemu/roms/SLOF/lib/libusb/usb-ehci.c index 4cca0da15..60af9e101 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-ehci.c +++ b/qemu/roms/SLOF/lib/libusb/usb-ehci.c @@ -79,7 +79,9 @@ static int ehci_hub_check_ports(struct ehci_hcd *ehcd) dprintf("usb-ehci: allocated device %p\n", dev); dev->hcidev = ehcd->hcidev; dev->speed = USB_HIGH_SPEED; /* TODO: Check for Low/Full speed device */ - if (!setup_new_device(dev, i)) + if (usb_setup_new_device(dev, i)) + usb_slof_populate_new_device(dev); + else printf("usb-ehci: unable to setup device on port %d\n", i); } } diff --git a/qemu/roms/SLOF/lib/libusb/usb-hid.c b/qemu/roms/SLOF/lib/libusb/usb-hid.c index f0cab8a69..ac6616aba 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-hid.c +++ b/qemu/roms/SLOF/lib/libusb/usb-hid.c @@ -28,6 +28,10 @@ #define HID_REQ_SET_IDLE 0x0A #define HID_REQ_SET_PROTOCOL 0x0B +//key position for latin letters +#define KEYP_LATIN_A 4 +#define KEYP_LATIN_Z 29 + //#define KEY_DEBUG /* HID SPEC - 7.2.6 Set_Protocol Request */ @@ -83,6 +87,8 @@ uint8_t set_leds; const uint8_t *key_std = NULL; const uint8_t *key_std_shift = NULL; +uint8_t ctrl; /* modifiers */ + /** * read character from Keyboard-Buffer * @@ -111,6 +117,16 @@ static void write_key(uint8_t key) } /** + * Checks if keypos is a latin key + * @param keypos + * @return - + */ +static bool is_latin(uint8_t keypos) +{ + return keypos >= KEYP_LATIN_A && keypos <= KEYP_LATIN_Z; +} + +/** * Convert keyboard usage-ID to ANSI-Code * * @param Ctrl=Modifier Byte @@ -120,22 +136,24 @@ static void write_key(uint8_t key) static void get_char(uint8_t ctrl, uint8_t keypos) { uint8_t ch; + bool caps = false; #ifdef KEY_DEBUG printf("pos %02X\n", keypos); #endif if (set_leds & LED_CAPS_LOCK) /* is CAPS Lock set ? */ - ctrl |= MODIFIER_SHIFT; /* simulate shift */ + caps = true; - if (ctrl == 0) { + /* caps is a shift only for latin chars */ + if ((!caps && ctrl == 0) || (caps && !is_latin(keypos))) { ch = key_std[keypos]; if (ch != 0) write_key(ch); return; } - if (ctrl & MODIFIER_SHIFT) { + if ((ctrl & MODIFIER_SHIFT) || caps) { ch = key_std_shift[keypos]; if (ch != 0) write_key(ch); @@ -187,36 +205,38 @@ static void check_key_code(uint8_t *buf) set_leds ^= LED_CAPS_LOCK; break; + case 0x36: /*Shift pressed*/ + ctrl |= MODIFIER_SHIFT; + break; + case 0xb6: /*Shift unpressed*/ + ctrl &= ~MODIFIER_SHIFT; + break; case 0x3a: /* F1 */ write_key(0x1b); write_key(0x5b); - write_key(0x31); - write_key(0x31); - write_key(0x7e); + write_key(0x4f); + write_key(0x50); break; case 0x3b: /* F2 */ write_key(0x1b); write_key(0x5b); - write_key(0x31); - write_key(0x32); - write_key(0x7e); + write_key(0x4f); + write_key(0x51); break; case 0x3c: write_key(0x1b); /* F3 */ write_key(0x5b); - write_key(0x31); - write_key(0x33); - write_key(0x7e); + write_key(0x4f); + write_key(0x52); break; case 0x3d: write_key(0x1b); /* F4 */ write_key(0x5b); - write_key(0x31); - write_key(0x34); - write_key(0x7e); + write_key(0x4f); + write_key(0x53); break; case 0x3e: @@ -254,7 +274,7 @@ static void check_key_code(uint8_t *buf) case 0x42: write_key(0x1b); /* F9 */ write_key(0x5b); - write_key(0x31); + write_key(0x32); write_key(0x30); write_key(0x7e); break; @@ -262,7 +282,7 @@ static void check_key_code(uint8_t *buf) case 0x43: write_key(0x1b); /* F10 */ write_key(0x5b); - write_key(0x31); + write_key(0x32); write_key(0x31); write_key(0x7e); break; @@ -270,7 +290,7 @@ static void check_key_code(uint8_t *buf) case 0x44: write_key(0x1b); /* F11 */ write_key(0x5b); - write_key(0x31); + write_key(0x32); write_key(0x33); write_key(0x7e); break; @@ -278,7 +298,7 @@ static void check_key_code(uint8_t *buf) case 0x45: write_key(0x1b); /* F12 */ write_key(0x5b); - write_key(0x31); + write_key(0x32); write_key(0x34); write_key(0x7e); break; @@ -290,36 +310,34 @@ static void check_key_code(uint8_t *buf) case 0x49: write_key(0x1b); /* INS */ write_key(0x5b); - write_key(0x31); + write_key(0x32); write_key(0x7e); break; case 0x4a: write_key(0x1b); /* HOME */ - write_key(0x5b); - write_key(0x32); - write_key(0x7e); + write_key(0x4f); + write_key(0x48); break; case 0x4b: write_key(0x1b); /* PgUp */ write_key(0x5b); - write_key(0x33); + write_key(0x35); write_key(0x7e); break; case 0x4c: write_key(0x1b); /* DEL */ write_key(0x5b); - write_key(0x34); + write_key(0x33); write_key(0x7e); break; case 0x4d: write_key(0x1b); /* END */ - write_key(0x5b); - write_key(0x35); - write_key(0x7e); + write_key(0x4f); + write_key(0x46); break; case 0x4e: @@ -443,11 +461,8 @@ unsigned char usb_key_available(void *dev) unsigned char usb_read_keyb(void *vdev) { - if (!vdev) - return false; - - while (usb_poll_key(vdev)) { - /* loop for all pending keys */ - } - return read_key(); + if (usb_key_available(vdev)) + return read_key(); + else + return 0; } diff --git a/qemu/roms/SLOF/lib/libusb/usb-hub.c b/qemu/roms/SLOF/lib/libusb/usb-hub.c index 7059cd019..bb8a30915 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-hub.c +++ b/qemu/roms/SLOF/lib/libusb/usb-hub.c @@ -175,7 +175,9 @@ unsigned int usb_hub_init(void *hubdev) newdev = usb_devpool_get(); dprintf("usb-hub: allocated device %p\n", newdev); newdev->hcidev = dev->hcidev; - if (!setup_new_device(newdev, i)) + if (usb_setup_new_device(newdev, i)) + usb_slof_populate_new_device(newdev); + else printf("usb-hub: unable to setup device on port %d\n", i); } } diff --git a/qemu/roms/SLOF/lib/libusb/usb-ohci.c b/qemu/roms/SLOF/lib/libusb/usb-ohci.c index 0e8400481..d06c754d1 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-ohci.c +++ b/qemu/roms/SLOF/lib/libusb/usb-ohci.c @@ -192,7 +192,9 @@ static void ohci_hub_check_ports(struct ohci_hcd *ohcd) dev = usb_devpool_get(); dprintf("usb-ohci: Device reset, setting up %p\n", dev); dev->hcidev = ohcd->hcidev; - if (!setup_new_device(dev, i)) + if (usb_setup_new_device(dev, i)) + usb_slof_populate_new_device(dev); + else printf("usb-ohci: unable to setup device on port %d\n", i); } if (port_status & RH_PS_PESC) { @@ -252,7 +254,7 @@ static int ohci_alloc_pipe_pool(struct ohci_hcd *ohcd) return false; ohcd->pool_phys = opipe_phys = SLOF_dma_map_in(opipe, OHCI_PIPE_POOL_SIZE, true); - dprintf("usb-ohci: %s opipe %x, opipe_phys %x size %d count %d\n", + dprintf("usb-ohci: %s opipe %p, opipe_phys %lx size %ld count %d\n", __func__, opipe, opipe_phys, sizeof(*opipe), count); /* Although an array, link them*/ for (i = 0, curr = opipe, prev = NULL; i < count; i++, curr++) { @@ -446,7 +448,7 @@ again: /* Interrupt is there, read from done_head pointer */ td_phys = (struct ohci_td *)(uint64_t) le32_to_cpu(hcca->done_head); if (!td_phys) { - dprintf("Again td_phys null %ld\n"); + dprintf("Again td_phys null\n"); goto again; } hcca->done_head = 0; @@ -553,7 +555,7 @@ static int ohci_send_ctrl(struct usb_pipe *pipe, struct usb_dev_req *req, void * attr = EDA_FADDR(pipe->dev->addr) | EDA_MPS(pipe->mps) | EDA_SKIP; ohci_fill_ed(ed, PTR_U32(td_phys), td_next, attr, 0); ed->tailp = 0; /* HACK */ - dprintf("usb-ohci: %s - td_start %x td_end %x req %x\n", __func__, + dprintf("usb-ohci: %s - td_start %p td_end %lx req %lx\n", __func__, td_phys, td_next, req_phys); mb(); ed->attr &= cpu_to_le32(~EDA_SKIP); @@ -642,7 +644,7 @@ static int ohci_transfer_bulk(struct usb_pipe *pipe, void *td_ptr, td = tds = (struct ohci_td *) td_ptr; td_phys = (long)td_phys_ptr; - dprintf("usb-ohci: %s pipe %p data_phys %p len %d DIR_IN %d td %p td_phys %p\n", + dprintf("usb-ohci: %s pipe %p data_phys %p len %d DIR_IN %d td %p td_phys %lx\n", __func__, pipe, data_phys, datalen, dir, td, td_phys); if (!tds) { @@ -672,7 +674,7 @@ static int ohci_transfer_bulk(struct usb_pipe *pipe, void *td_ptr, | EDA_SKIP | pipe->dev->speed | EDA_EP(pipe->epno); td_next = ohci_get_td_phys(td, tds, td_phys); ohci_fill_ed(ed, td_phys, td_next, attr, 0); - dprintf("usb-ohci: %s - tds %p td %p\n", __func__, td_phys, td_next); + dprintf("usb-ohci: %s - tds %lx td %lx\n", __func__, td_phys, td_next); mb(); ed->attr &= cpu_to_le32(~EDA_SKIP); @@ -778,7 +780,7 @@ static int ohci_get_pipe_intr(struct usb_pipe *pipe, struct ohci_hcd *ohcd, td->attr = cpu_to_le32(TDA_DP_IN | TDA_ROUNDING | TDA_CC); td->next_td = cpu_to_le32(td_next); td->be = cpu_to_le32(PTR_U32(ptr) + mps - 1); - dprintf("td %x td++ %x ptr %x be %x\n", + dprintf("td %p td++ %x ptr %p be %x\n", td, le32_to_cpu(td->next_td), ptr, (PTR_U32(ptr) + mps - 1)); } diff --git a/qemu/roms/SLOF/lib/libusb/usb-slof.c b/qemu/roms/SLOF/lib/libusb/usb-slof.c index de841f0fb..ff070559a 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-slof.c +++ b/qemu/roms/SLOF/lib/libusb/usb-slof.c @@ -26,7 +26,7 @@ #define dprintf(_x ...) #endif -int slof_usb_handle(struct usb_dev *dev) +static int slof_usb_handle(struct usb_dev *dev) { struct slof_usb_dev sdev; sdev.port = dev->port; @@ -59,3 +59,35 @@ int slof_usb_handle(struct usb_dev *dev) } return true; } + +void usb_slof_populate_new_device(struct usb_dev *dev) +{ + switch (usb_get_intf_class(dev->class)) { + case 3: + dprintf("HID found %06X\n", dev->class); + slof_usb_handle(dev); + break; + case 8: + dprintf("MASS STORAGE found %d %06X\n", dev->intf_num, + dev->class); + if ((dev->class & 0x50) != 0x50) { /* Bulk-only supported */ + printf("Device not supported %06X\n", dev->class); + break; + } + + if (!usb_msc_reset(dev)) { + printf("%s: bulk reset failed\n", __func__); + break; + } + SLOF_msleep(100); + slof_usb_handle(dev); + break; + case 9: + dprintf("HUB found\n"); + slof_usb_handle(dev); + break; + default: + printf("USB Interface class -%x- Not supported\n", dev->class); + break; + } +} diff --git a/qemu/roms/SLOF/lib/libusb/usb-xhci.c b/qemu/roms/SLOF/lib/libusb/usb-xhci.c index 0c3d6e47f..858cd12f9 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-xhci.c +++ b/qemu/roms/SLOF/lib/libusb/usb-xhci.c @@ -225,11 +225,11 @@ static void xhci_handle_cmd_completion(struct xhci_hcd *xhcd, xhcd->slot_id = 0; } -static struct xhci_event_trb *xhci_poll_event(struct xhci_hcd *xhcd, - uint32_t event_type) +static uint64_t xhci_poll_event(struct xhci_hcd *xhcd, + uint32_t event_type) { struct xhci_event_trb *event; - uint64_t val; + uint64_t val, retval = 0; uint32_t flags, time; int index; @@ -244,7 +244,7 @@ static struct xhci_event_trb *xhci_poll_event(struct xhci_hcd *xhcd, mb(); flags = le32_to_cpu(event->flags); if (time < SLOF_GetTimer()) - return NULL; + return 0; } mb(); @@ -273,6 +273,7 @@ static struct xhci_event_trb *xhci_poll_event(struct xhci_hcd *xhcd, break; } xhcd->ering.deq = (uint64_t) (event + 1); + retval = le64_to_cpu(event->addr); event->addr = 0; event->status = 0; @@ -289,7 +290,11 @@ static struct xhci_event_trb *xhci_poll_event(struct xhci_hcd *xhcd, dprintf("Update start %x deq %x index %d\n", xhcd->ering.trbs_dma, val, index/sizeof(*event)); write_reg64(&xhcd->run_regs->irs[0].erdp, val); - return event; + + if (retval == 0) + return (uint64_t)event; + else + return retval; } static void xhci_send_cmd(struct xhci_hcd *xhcd, uint32_t field1, @@ -388,10 +393,12 @@ static void xhci_init_seg(struct xhci_seg *seg, uint32_t size, uint32_t type) seg->deq = (uint64_t)seg->trbs; memset((void *)seg->trbs, 0, size); - link =(struct xhci_link_trb *) (seg->trbs + seg->size - 1); - link->addr = cpu_to_le64(seg->trbs_dma); - link->field2 = 0; - link->field3 = cpu_to_le32(0x1 | TRB_CMD_TYPE(TRB_LINK)); + if (type != TYPE_EVENT) { + link =(struct xhci_link_trb *) (seg->trbs + seg->size - 1); + link->addr = cpu_to_le64(seg->trbs_dma); + link->field2 = 0; + link->field3 = cpu_to_le32(0x1 | TRB_CMD_TYPE(TRB_LINK)); + } return; } @@ -601,8 +608,10 @@ static bool xhci_alloc_dev(struct xhci_hcd *xhcd, uint32_t slot_id, uint32_t por dev->port = newport; dev->priv = xdev; xdev->dev = dev; - if (setup_new_device(dev, newport)) + if (usb_setup_new_device(dev, newport)) { + usb_slof_populate_new_device(dev); return true; + } xhci_free_ctx(&xdev->out_ctx, XHCI_CTX_BUF_SIZE); fail_control_seg: @@ -616,6 +625,7 @@ static void xhci_free_dev(struct xhci_dev *xdev) { xhci_free_seg(&xdev->bulk_in, XHCI_DATA_TRBS_SIZE); xhci_free_seg(&xdev->bulk_out, XHCI_DATA_TRBS_SIZE); + xhci_free_seg(&xdev->intr, XHCI_INTR_TRBS_SIZE); xhci_free_seg(&xdev->control, XHCI_CONTROL_TRBS_SIZE); xhci_free_ctx(&xdev->in_ctx, XHCI_CTX_BUF_SIZE); xhci_free_ctx(&xdev->out_ctx, XHCI_CTX_BUF_SIZE); @@ -637,7 +647,25 @@ static bool usb3_dev_init(struct xhci_hcd *xhcd, uint32_t port) return true; } -static int xhci_hub_check_ports(struct xhci_hcd *xhcd) +static int xhci_device_present(uint32_t portsc, uint32_t usb_ver) +{ + if (usb_ver == USB_XHCI) { + /* Device present and enabled state */ + if ((portsc & PORTSC_CCS) && + (portsc & PORTSC_PP) && + (portsc & PORTSC_PED)) { + return true; + } + } else if (usb_ver == USB_EHCI) { + /* Device present and in disabled state */ + if ((portsc & PORTSC_CCS) && (portsc & PORTSC_CSC)) + return true; + } + return false; +} + +static int xhci_port_scan(struct xhci_hcd *xhcd, + uint32_t usb_ver) { uint32_t num_ports, portsc, i; struct xhci_op_regs *op; @@ -645,7 +673,7 @@ static int xhci_hub_check_ports(struct xhci_hcd *xhcd) struct xhci_cap_regs *cap; uint32_t xecp_off; uint32_t *xecp_addr, *base; - uint32_t port_off = 1, port_cnt; + uint32_t port_off = 0, port_cnt; dprintf("enter\n"); @@ -658,14 +686,14 @@ static int xhci_hub_check_ports(struct xhci_hcd *xhcd) base = (uint32_t *)cap; while (xecp_off > 0) { xecp_addr = base + xecp_off; - dprintf(stderr, "xecp_off %d %p %p \n", xecp_off, base, xecp_addr); + dprintf("xecp_off %d %p %p \n", xecp_off, base, xecp_addr); if (XHCI_XECP_CAP_ID(read_reg32(xecp_addr)) == XHCI_XECP_CAP_SP && - XHCI_XECP_CAP_SP_MJ(read_reg32(xecp_addr)) == 3 && + XHCI_XECP_CAP_SP_MJ(read_reg32(xecp_addr)) == usb_ver && XHCI_XECP_CAP_SP_MN(read_reg32(xecp_addr)) == 0) { port_cnt = XHCI_XECP_CAP_SP_PC(read_reg32(xecp_addr + 2)); port_off = XHCI_XECP_CAP_SP_PO(read_reg32(xecp_addr + 2)); - dprintf(stderr, "PortCount %d Portoffset %d\n", port_cnt, port_off); + dprintf("PortCount %d Portoffset %d\n", port_cnt, port_off); } base = xecp_addr; xecp_off = XHCI_XECP_NEXT_PTR(read_reg32(xecp_addr)); @@ -675,10 +703,8 @@ static int xhci_hub_check_ports(struct xhci_hcd *xhcd) for (i = (port_off - 1); i < (port_off + port_cnt - 1); i++) { prs = &op->prs[i]; portsc = read_reg32(&prs->portsc); - if ((portsc & PORTSC_CCS) && - (portsc & PORTSC_PP) && - (portsc & PORTSC_PED)) { - /* Device present and enabled */ + if (xhci_device_present(portsc, usb_ver)) { + /* Device present */ dprintf("Device present on port %d\n", i); /* Reset the port */ portsc = read_reg32(&prs->portsc); @@ -701,6 +727,11 @@ static int xhci_hub_check_ports(struct xhci_hcd *xhcd) return true; } +static int xhci_hub_check_ports(struct xhci_hcd *xhcd) +{ + return xhci_port_scan(xhcd, USB_XHCI) | xhci_port_scan(xhcd, USB_EHCI); +} + static bool xhci_hcd_init(struct xhci_hcd *xhcd) { struct xhci_op_regs *op; @@ -868,6 +899,18 @@ static bool xhci_hcd_exit(struct xhci_hcd *xhcd) SLOF_dma_map_out(xhcd->dcbaap_dma, (void *)xhcd->dcbaap, XHCI_DCBAAP_MAX_SIZE); SLOF_dma_free((void *)xhcd->dcbaap, XHCI_DCBAAP_MAX_SIZE); } + + /* + * QEMU implementation of XHCI doesn't implement halt + * properly. It basically says that it's halted immediately + * but doesn't actually terminate ongoing activities and + * DMAs. This needs to be fixed in QEMU. + * + * For now, wait for 50ms grace time till qemu stops using + * this device. + */ + SLOF_msleep(50); + return true; } @@ -1079,18 +1122,17 @@ static inline struct xhci_seg *xhci_pipe_get_seg(struct usb_pipe *pipe) static inline void *xhci_get_trb(struct xhci_seg *seg) { uint64_t val, enq; - uint32_t size; + int index; struct xhci_link_trb *link; enq = val = seg->enq; val = val + XHCI_TRB_SIZE; - size = seg->size * XHCI_TRB_SIZE; - /* TRBs being a cyclic buffer, here we cycle back to beginning. */ - if ((val % size) == 0) { + index = (enq - (uint64_t)seg->trbs) / XHCI_TRB_SIZE + 1; + dprintf("%s: enq %llx, val %llx %x\n", __func__, enq, val, index); + /* TRBs being a cyclic buffer, here we cycle back to beginning. */ + if (index == (seg->size - 1)) { + dprintf("%s: rounding \n", __func__); seg->enq = (uint64_t)seg->trbs; - enq = seg->enq; - seg->enq = seg->enq + XHCI_TRB_SIZE; - val = 0; seg->cycle_state ^= seg->cycle_state; link = (struct xhci_link_trb *) (seg->trbs + seg->size - 1); link->addr = cpu_to_le64(seg->trbs_dma); @@ -1105,6 +1147,12 @@ static inline void *xhci_get_trb(struct xhci_seg *seg) return (void *)enq; } +static uint64_t xhci_get_trb_phys(struct xhci_seg *seg, uint64_t trb) +{ + return seg->trbs_dma + (trb - (uint64_t)seg->trbs); +} + +static int usb_kb = false; static int xhci_transfer_bulk(struct usb_pipe *pipe, void *td, void *td_phys, void *data, int datalen) { @@ -1114,7 +1162,8 @@ static int xhci_transfer_bulk(struct usb_pipe *pipe, void *td, void *td_phys, struct xhci_transfer_trb *trb; struct xhci_db_regs *dbr; int ret = true; - uint32_t slot_id, epno; + uint32_t slot_id, epno, time; + uint64_t trb_phys, event_phys; if (!pipe->dev || !pipe->dev->hcidev) { dprintf(" NULL pointer\n"); @@ -1139,13 +1188,26 @@ static int xhci_transfer_bulk(struct usb_pipe *pipe, void *td, void *td_phys, } trb = xhci_get_trb(seg); + trb_phys = xhci_get_trb_phys(seg, (uint64_t)trb); fill_normal_trb(trb, (void *)data, datalen); epno = xhci_get_epno(pipe); write_reg32(&dbr->db[slot_id], epno); - if (!xhci_poll_event(xhcd, 0)) { - dprintf("Bulk failed\n"); - ret = false; + + time = SLOF_GetTimer() + USB_TIMEOUT; + while (1) { + event_phys = xhci_poll_event(xhcd, 0); + if (event_phys == trb_phys) { + break; + } else if (event_phys == 0) { /* polling timed out */ + ret = false; + break; + } else + usb_kb = true; + + /* transfer timed out */ + if (time < SLOF_GetTimer()) + return false; } trb->addr = 0; trb->len = 0; @@ -1214,7 +1276,8 @@ static void xhci_init_bulk_ep(struct usb_dev *dev, struct usb_pipe *pipe) if (!seg->trbs) { if (!xhci_alloc_seg(seg, XHCI_DATA_TRBS_SIZE, TYPE_BULK)) { - dprintf("Failed allocating seg\n"); + printf("usb-xhci: allocation failed for bulk endpoint\n"); + return; } } else { xhci_init_seg(seg, XHCI_DATA_TRBS_SIZE, TYPE_BULK); @@ -1235,6 +1298,61 @@ static void xhci_init_bulk_ep(struct usb_dev *dev, struct usb_pipe *pipe) xpipe->seg = seg; } +static int xhci_get_pipe_intr(struct usb_pipe *pipe, + struct xhci_hcd *xhcd, + char *buf, size_t len) +{ + struct xhci_dev *xdev; + struct xhci_seg *seg; + struct xhci_pipe *xpipe; + struct xhci_control_ctx *ctrl; + struct xhci_ep_ctx *ep; + uint32_t x_epno, val, type; + struct usb_dev *dev; + struct xhci_transfer_trb *trb; + + dev = pipe->dev; + if (dev->class != DEV_HID_KEYB) + return false; + + xdev = dev->priv; + pipe->mps = 8; + seg = xhci_pipe_get_seg(pipe); + xpipe = xhci_pipe_get_xpipe(pipe); + type = EP_INT_IN; + seg = &xdev->intr; + + if (!seg->trbs) { + if (!xhci_alloc_seg(seg, XHCI_INTR_TRBS_SIZE, TYPE_BULK)) { + printf("usb-xhci: allocation failed for interrupt endpoint\n"); + return false; + } + } else { + xhci_init_seg(seg, XHCI_EVENT_TRBS_SIZE, TYPE_BULK); + } + + xpipe->buf = buf; + xpipe->buf_phys = SLOF_dma_map_in(buf, len, false); + xpipe->buflen = len; + + ctrl = xhci_get_control_ctx(&xdev->in_ctx); + x_epno = xhci_get_epno(pipe); + ep = xhci_get_ep_ctx(&xdev->in_ctx, xdev->ctx_size, x_epno); + val = EP_TYPE(type) | MAX_BURST(0) | ERROR_COUNT(3) | + MAX_PACKET_SIZE(pipe->mps); + ep->field2 = cpu_to_le32(val); + ep->deq_addr = cpu_to_le64(seg->trbs_dma | seg->cycle_state); + ep->field4 = cpu_to_le32(8); + ctrl->a_flags = cpu_to_le32(BIT(x_epno) | 0x1); + ctrl->d_flags = 0; + xhci_configure_ep(xhcd, xdev->slot_id, xdev->in_ctx.dma_addr); + xpipe->seg = seg; + + trb = xhci_get_trb(seg); + fill_normal_trb(trb, (void *)xpipe->buf_phys, pipe->mps); + return true; +} + static struct usb_pipe* xhci_get_pipe(struct usb_dev *dev, struct usb_ep_descr *ep, char *buf, size_t len) { struct xhci_hcd *xhcd; @@ -1264,6 +1382,12 @@ static struct usb_pipe* xhci_get_pipe(struct usb_dev *dev, struct usb_ep_descr * new->dir = (ep->bEndpointAddress & 0x80) >> 7; new->epno = ep->bEndpointAddress & 0x0f; + if (new->type == USB_EP_TYPE_INTR) { + if (!xhci_get_pipe_intr(new, xhcd, buf, len)) { + printf("usb-xhci: %s alloc_intr failed %p\n", + __func__, new); + } + } if (new->type == USB_EP_TYPE_BULK) xhci_init_bulk_ep(dev, new); @@ -1284,6 +1408,10 @@ static void xhci_put_pipe(struct usb_pipe *pipe) if (pipe->type == USB_EP_TYPE_BULK) { xpipe = xhci_pipe_get_xpipe(pipe); xpipe->seg = NULL; + } else if (pipe->type == USB_EP_TYPE_INTR) { + xpipe = xhci_pipe_get_xpipe(pipe); + SLOF_dma_map_out(xpipe->buf_phys, xpipe->buf, xpipe->buflen); + xpipe->seg = NULL; } if (xhcd->end) xhcd->end->next = pipe; @@ -1298,6 +1426,51 @@ static void xhci_put_pipe(struct usb_pipe *pipe) dprintf("usb-xhci: %s exit\n", __func__); } +static int xhci_poll_intr(struct usb_pipe *pipe, uint8_t *data) +{ + struct xhci_transfer_trb *trb; + struct xhci_seg *seg; + struct xhci_pipe *xpipe; + struct xhci_dev *xdev; + struct xhci_hcd *xhcd; + struct xhci_db_regs *dbr; + uint32_t x_epno; + uint8_t *buf, ret = 1; + + if (!pipe || !pipe->dev || !pipe->dev->hcidev) + return 0; + xdev = pipe->dev->priv; + xhcd = (struct xhci_hcd *)pipe->dev->hcidev->priv; + x_epno = xhci_get_epno(pipe); + seg = xhci_pipe_get_seg(pipe); + xpipe = xhci_pipe_get_xpipe(pipe); + + if (usb_kb == true) { + /* This event was consumed by bulk transfer */ + usb_kb = false; + goto skip_poll; + } + buf = xpipe->buf; + memset(buf, 0, 8); + + mb(); + /* Ring the doorbell - x_epno */ + dbr = xhcd->db_regs; + write_reg32(&dbr->db[xdev->slot_id], x_epno); + if (!xhci_poll_event(xhcd, 0)) { + printf("poll intr failed\n"); + return 0; + } + mb(); + memcpy(data, buf, 8); + +skip_poll: + trb = xhci_get_trb(seg); + fill_normal_trb(trb, (void *)xpipe->buf_phys, pipe->mps); + mb(); + return ret; +} + struct usb_hcd_ops xhci_ops = { .name = "xhci-hcd", .init = xhci_init, @@ -1305,6 +1478,7 @@ struct usb_hcd_ops xhci_ops = { .usb_type = USB_XHCI, .get_pipe = xhci_get_pipe, .put_pipe = xhci_put_pipe, + .poll_intr = xhci_poll_intr, .send_ctrl = xhci_send_ctrl, .transfer_bulk = xhci_transfer_bulk, .next = NULL, diff --git a/qemu/roms/SLOF/lib/libusb/usb-xhci.h b/qemu/roms/SLOF/lib/libusb/usb-xhci.h index faeb07ead..3fc7e7889 100644 --- a/qemu/roms/SLOF/lib/libusb/usb-xhci.h +++ b/qemu/roms/SLOF/lib/libusb/usb-xhci.h @@ -266,6 +266,7 @@ struct xhci_seg { #define XHCI_EVENT_TRBS_SIZE 4096 #define XHCI_CONTROL_TRBS_SIZE 4096 #define XHCI_DATA_TRBS_SIZE 4096 +#define XHCI_INTR_TRBS_SIZE 4096 #define XHCI_ERST_NUM_SEGS 1 #define XHCI_MAX_BULK_SIZE 0xF000 @@ -349,6 +350,7 @@ struct xhci_dev { struct xhci_ctx in_ctx; struct xhci_ctx out_ctx; struct xhci_seg control; + struct xhci_seg intr; struct xhci_seg bulk_in; struct xhci_seg bulk_out; uint32_t ctx_size; @@ -381,6 +383,9 @@ struct xhci_hcd { struct xhci_pipe { struct usb_pipe pipe; struct xhci_seg *seg; + void *buf; + long buf_phys; + uint32_t buflen; }; #endif /* USB_XHCI_H */ diff --git a/qemu/roms/SLOF/lib/libvirtio/p9.c b/qemu/roms/SLOF/lib/libvirtio/p9.c index a55662994..0e5953031 100644 --- a/qemu/roms/SLOF/lib/libvirtio/p9.c +++ b/qemu/roms/SLOF/lib/libvirtio/p9.c @@ -143,7 +143,7 @@ int p9_transaction(p9_connection_t *connection) { int rc; int tx_size = GET_SIZE; - int rx_size = connection->message_size; + uint32_t rx_size = connection->message_size; if (transact == NULL) { return P9_NO_TRANSPORT; diff --git a/qemu/roms/SLOF/lib/libvirtio/p9.h b/qemu/roms/SLOF/lib/libvirtio/p9.h index 7df9ef441..3a35e80ed 100644 --- a/qemu/roms/SLOF/lib/libvirtio/p9.h +++ b/qemu/roms/SLOF/lib/libvirtio/p9.h @@ -33,7 +33,7 @@ #define P9_PARTIAL_WALK 1 typedef int (*p9_transact_t)(void *opaque, uint8_t *tx, int tx_size, - uint8_t *rx, int *rx_size); + uint8_t *rx, uint32_t *rx_size); typedef struct { uint32_t message_size; diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-9p.c b/qemu/roms/SLOF/lib/libvirtio/virtio-9p.c index 5a5fd01da..fc5db9154 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-9p.c +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-9p.c @@ -19,6 +19,7 @@ #include "virtio-9p.h" #include "p9.h" +static struct vqs vq; /** * Notes for 9P Server config: @@ -86,7 +87,7 @@ static void dprint_buffer(const char *name, uint8_t *buffer, int length) * @return 0 = success, -ve = error. */ static int virtio_9p_transact(void *opaque, uint8_t *tx, int tx_size, uint8_t *rx, - int *rx_size) + uint32_t *rx_size) { struct virtio_device *dev = opaque; struct vring_desc *desc; @@ -165,6 +166,7 @@ int virtio_9p_init(struct virtio_device *dev, void *tx_buf, void *rx_buf, int buf_size) { struct vring_avail *vq_avail; + int status = VIRTIO_STAT_ACKNOWLEDGE; /* Check for double open */ if (__buf_size) @@ -174,28 +176,31 @@ int virtio_9p_init(struct virtio_device *dev, void *tx_buf, void *rx_buf, dprintf("%s : device at %p\n", __func__, dev->base); dprintf("%s : type is %04x\n", __func__, dev->type); - /* Reset device */ - // XXX That will clear the virtq base. We need to move - // initializing it to here anyway - // - // virtio_reset_device(dev); + /* Keep it disabled until the driver is 1.0 capable */ + dev->is_modern = false; + + virtio_reset_device(dev); /* Acknowledge device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE); + virtio_set_status(dev, status); /* Tell HV that we know how to drive the device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE | VIRTIO_STAT_DRIVER); + status |= VIRTIO_STAT_DRIVER; + virtio_set_status(dev, status); /* Device specific setup - we do not support special features */ virtio_set_guest_features(dev, 0); + if (virtio_queue_init_vq(dev, &vq, 0)) + goto dev_error; + vq_avail = virtio_get_vring_avail(dev, 0); vq_avail->flags = VRING_AVAIL_F_NO_INTERRUPT; vq_avail->idx = 0; /* Tell HV that setup succeeded */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE | VIRTIO_STAT_DRIVER - |VIRTIO_STAT_DRIVER_OK); + status |= VIRTIO_STAT_DRIVER_OK; + virtio_set_status(dev, status); /* Setup 9P library. */ p9_reg_transport(virtio_9p_transact, dev,(uint8_t *)tx_buf, @@ -203,6 +208,12 @@ int virtio_9p_init(struct virtio_device *dev, void *tx_buf, void *rx_buf, dprintf("%s : complete\n", __func__); return 0; + +dev_error: + printf("%s: failed\n", __func__); + status |= VIRTIO_STAT_FAILED; + virtio_set_status(dev, status); + return -1; } /** @@ -228,7 +239,7 @@ void virtio_9p_shutdown(struct virtio_device *dev) * @param buffer[out] Where to read the file to. * @return +ve = amount of data read, -ve = error. */ -int virtio_9p_load(struct virtio_device *dev, const char *file_name, uint8_t *buffer) +long virtio_9p_load(struct virtio_device *dev, const char *file_name, uint8_t *buffer) { int rc; uint16_t tag_len; @@ -332,5 +343,5 @@ cleanup_connection: dprintf("%s : complete, read %llu bytes\n", __func__, offset); - return rc == 0 ? offset : rc; + return rc == 0 ? (long)offset : rc; } diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-9p.h b/qemu/roms/SLOF/lib/libvirtio/virtio-9p.h index 4bf47d078..db2cf6f11 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-9p.h +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-9p.h @@ -26,7 +26,7 @@ typedef struct { int virtio_9p_init(struct virtio_device *dev, void *tx_buf, void *rx_buf, int buf_size); void virtio_9p_shutdown(struct virtio_device *dev); -int virtio_9p_load(struct virtio_device *dev, const char *file_name, uint8_t *buffer); +long virtio_9p_load(struct virtio_device *dev, const char *file_name, uint8_t *buffer); #endif /* VIRTIO_9P_H_ */ diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-blk.c b/qemu/roms/SLOF/lib/libvirtio/virtio-blk.c index 826f2ea0e..07ec1048f 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-blk.c +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-blk.c @@ -13,10 +13,15 @@ #include <stdio.h> #include <cpu.h> #include <helpers.h> +#include <byteorder.h> #include "virtio.h" #include "virtio-blk.h" +#include "virtio-internal.h" #define DEFAULT_SECTOR_SIZE 512 +#define DRIVER_FEATURE_SUPPORT (VIRTIO_BLK_F_BLK_SIZE | VIRTIO_F_VERSION_1) + +static struct vqs vq; /** * Initialize virtio-block device. @@ -27,39 +32,54 @@ virtioblk_init(struct virtio_device *dev) { struct vring_avail *vq_avail; int blk_size = DEFAULT_SECTOR_SIZE; - int features; + uint64_t features; + int status = VIRTIO_STAT_ACKNOWLEDGE; /* Reset device */ - // XXX That will clear the virtq base. We need to move - // initializing it to here anyway - // - // virtio_reset_device(dev); + virtio_reset_device(dev); /* Acknowledge device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE); + virtio_set_status(dev, status); /* Tell HV that we know how to drive the device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER); + status |= VIRTIO_STAT_DRIVER; + virtio_set_status(dev, status); + + if (dev->is_modern) { + /* Negotiate features and sets FEATURES_OK if successful */ + if (virtio_negotiate_guest_features(dev, DRIVER_FEATURE_SUPPORT)) + goto dev_error; + + virtio_get_status(dev, &status); + } else { + /* Device specific setup - we support F_BLK_SIZE */ + virtio_set_guest_features(dev, VIRTIO_BLK_F_BLK_SIZE); + } - /* Device specific setup - we support F_BLK_SIZE */ - virtio_set_guest_features(dev, VIRTIO_BLK_F_BLK_SIZE); + if (virtio_queue_init_vq(dev, &vq, 0)) + goto dev_error; vq_avail = virtio_get_vring_avail(dev, 0); - vq_avail->flags = VRING_AVAIL_F_NO_INTERRUPT; + vq_avail->flags = virtio_cpu_to_modern16(dev, VRING_AVAIL_F_NO_INTERRUPT); vq_avail->idx = 0; /* Tell HV that setup succeeded */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER - |VIRTIO_STAT_DRIVER_OK); + status |= VIRTIO_STAT_DRIVER_OK; + virtio_set_status(dev, status); - virtio_get_host_features(dev, &features); + features = virtio_get_host_features(dev); if (features & VIRTIO_BLK_F_BLK_SIZE) { blk_size = virtio_get_config(dev, - offset_of(struct virtio_blk_cfg, blk_size), - sizeof(blk_size)); + offset_of(struct virtio_blk_cfg, blk_size), + sizeof(blk_size)); } return blk_size; +dev_error: + printf("%s: failed\n", __func__); + status |= VIRTIO_STAT_FAILED; + virtio_set_status(dev, status); + return 0; } @@ -77,6 +97,19 @@ virtioblk_shutdown(struct virtio_device *dev) virtio_reset_device(dev); } +static void fill_blk_hdr(struct virtio_blk_req *blkhdr, bool is_modern, + uint32_t type, uint32_t ioprio, uint32_t sector) +{ + if (is_modern) { + blkhdr->type = cpu_to_le32(type); + blkhdr->ioprio = cpu_to_le32(ioprio); + blkhdr->sector = cpu_to_le64(sector); + } else { + blkhdr->type = type; + blkhdr->ioprio = ioprio; + blkhdr->sector = sector; + } +} /** * Read blocks @@ -87,7 +120,7 @@ virtioblk_shutdown(struct virtio_device *dev) * @return number of blocks that have been read successfully */ int -virtioblk_read(struct virtio_device *dev, char *buf, long blocknum, long cnt) +virtioblk_read(struct virtio_device *dev, char *buf, uint64_t blocknum, long cnt) { struct vring_desc *desc; int id; @@ -100,7 +133,7 @@ virtioblk_read(struct virtio_device *dev, char *buf, long blocknum, long cnt) struct vring_used *vq_used; /* "Used" vring */ volatile uint8_t status = -1; volatile uint16_t *current_used_idx; - uint16_t last_used_idx; + uint16_t last_used_idx, avail_idx; int blk_size = DEFAULT_SECTOR_SIZE; //printf("virtioblk_read: dev=%p buf=%p blocknum=%li count=%li\n", @@ -128,41 +161,38 @@ virtioblk_read(struct virtio_device *dev, char *buf, long blocknum, long cnt) vq_avail = virtio_get_vring_avail(dev, 0); vq_used = virtio_get_vring_used(dev, 0); + avail_idx = virtio_modern16_to_cpu(dev, vq_avail->idx); + last_used_idx = vq_used->idx; current_used_idx = &vq_used->idx; /* Set up header */ - blkhdr.type = VIRTIO_BLK_T_IN | VIRTIO_BLK_T_BARRIER; - blkhdr.ioprio = 1; - blkhdr.sector = blocknum * blk_size / DEFAULT_SECTOR_SIZE; + fill_blk_hdr(&blkhdr, dev->is_modern, VIRTIO_BLK_T_IN | VIRTIO_BLK_T_BARRIER, + 1, blocknum * blk_size / DEFAULT_SECTOR_SIZE); /* Determine descriptor index */ - id = (vq_avail->idx * 3) % vq_size; + id = (avail_idx * 3) % vq_size; /* Set up virtqueue descriptor for header */ desc = &vq_desc[id]; - desc->addr = (uint64_t)&blkhdr; - desc->len = sizeof(struct virtio_blk_req); - desc->flags = VRING_DESC_F_NEXT; - desc->next = (id + 1) % vq_size; + virtio_fill_desc(desc, dev->is_modern, (uint64_t)&blkhdr, + sizeof(struct virtio_blk_req), + VRING_DESC_F_NEXT, (id + 1) % vq_size); /* Set up virtqueue descriptor for data */ desc = &vq_desc[(id + 1) % vq_size]; - desc->addr = (uint64_t)buf; - desc->len = cnt * blk_size; - desc->flags = VRING_DESC_F_NEXT | VRING_DESC_F_WRITE; - desc->next = (id + 2) % vq_size; + virtio_fill_desc(desc, dev->is_modern, (uint64_t)buf, cnt * blk_size, + VRING_DESC_F_NEXT | VRING_DESC_F_WRITE, + (id + 2) % vq_size); /* Set up virtqueue descriptor for status */ desc = &vq_desc[(id + 2) % vq_size]; - desc->addr = (uint64_t)&status; - desc->len = 1; - desc->flags = VRING_DESC_F_WRITE; - desc->next = 0; + virtio_fill_desc(desc, dev->is_modern, (uint64_t)&status, 1, + VRING_DESC_F_WRITE, 0); - vq_avail->ring[vq_avail->idx % vq_size] = id; + vq_avail->ring[avail_idx % vq_size] = virtio_cpu_to_modern16 (dev, id); mb(); - vq_avail->idx += 1; + vq_avail->idx = virtio_cpu_to_modern16(dev, avail_idx + 1); /* Tell HV that the queue is ready */ virtio_queue_notify(dev, 0); diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-blk.h b/qemu/roms/SLOF/lib/libvirtio/virtio-blk.h index ac8bf2896..2e7b5926b 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-blk.h +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-blk.h @@ -55,6 +55,6 @@ struct virtio_blk_req { extern int virtioblk_init(struct virtio_device *dev); extern void virtioblk_shutdown(struct virtio_device *dev); -extern int virtioblk_read(struct virtio_device *dev, char *buf, long blocknum, long cnt); +extern int virtioblk_read(struct virtio_device *dev, char *buf, uint64_t blocknum, long cnt); #endif /* _VIRTIO_BLK_H */ diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-internal.h b/qemu/roms/SLOF/lib/libvirtio/virtio-internal.h new file mode 100644 index 000000000..08662eab7 --- /dev/null +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-internal.h @@ -0,0 +1,48 @@ +/****************************************************************************** + * Copyright (c) 2016 IBM Corporation + * All rights reserved. + * This program and the accompanying materials + * are made available under the terms of the BSD License + * which accompanies this distribution, and is available at + * http://www.opensource.org/licenses/bsd-license.php + * + * Contributors: + * IBM Corporation - initial implementation + *****************************************************************************/ + +#ifndef _LIBVIRTIO_INTERNAL_H +#define _LIBVIRTIO_INTERNAL_H + +#include <byteorder.h> + +static inline uint16_t virtio_cpu_to_modern16(struct virtio_device *dev, uint16_t val) +{ + return dev->is_modern ? cpu_to_le16(val) : val; +} + +static inline uint32_t virtio_cpu_to_modern32(struct virtio_device *dev, uint32_t val) +{ + return dev->is_modern ? cpu_to_le32(val) : val; +} + +static inline uint64_t virtio_cpu_to_modern64(struct virtio_device *dev, uint64_t val) +{ + return dev->is_modern ? cpu_to_le64(val) : val; +} + +static inline uint16_t virtio_modern16_to_cpu(struct virtio_device *dev, uint16_t val) +{ + return dev->is_modern ? le16_to_cpu(val) : val; +} + +static inline uint32_t virtio_modern32_to_cpu(struct virtio_device *dev, uint32_t val) +{ + return dev->is_modern ? le32_to_cpu(val) : val; +} + +static inline uint64_t virtio_modern64_to_cpu(struct virtio_device *dev, uint64_t val) +{ + return dev->is_modern ? le64_to_cpu(val) : val; +} + +#endif /* _LIBVIRTIO_INTERNAL_H */ diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-net.c b/qemu/roms/SLOF/lib/libvirtio/virtio-net.c index 99c19d952..fc620a201 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-net.c +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-net.c @@ -26,6 +26,7 @@ #include <byteorder.h> #include "virtio.h" #include "virtio-net.h" +#include "virtio-internal.h" #undef DEBUG //#define DEBUG @@ -37,22 +38,13 @@ #define sync() asm volatile (" sync \n" ::: "memory") -/* PCI virtio header offsets */ -#define VIRTIOHDR_DEVICE_FEATURES 0 -#define VIRTIOHDR_GUEST_FEATURES 4 -#define VIRTIOHDR_QUEUE_ADDRESS 8 -#define VIRTIOHDR_QUEUE_SIZE 12 -#define VIRTIOHDR_QUEUE_SELECT 14 -#define VIRTIOHDR_QUEUE_NOTIFY 16 -#define VIRTIOHDR_DEVICE_STATUS 18 -#define VIRTIOHDR_ISR_STATUS 19 -#define VIRTIOHDR_DEVICE_CONFIG 20 -#define VIRTIOHDR_MAC_ADDRESS 20 +#define DRIVER_FEATURE_SUPPORT (VIRTIO_NET_F_MAC | VIRTIO_F_VERSION_1) struct virtio_device virtiodev; -struct vqs vq[2]; /* Information about virtqueues */ +static struct vqs vq_rx; /* Information about receive virtqueues */ +static struct vqs vq_tx; /* Information about transmit virtqueues */ -/* See Virtio Spec, appendix C, "Device Operation" */ +/* See Virtio Spec, appendix C, "Device Operation" */ struct virtio_net_hdr { uint8_t flags; uint8_t gso_type; @@ -63,6 +55,18 @@ struct virtio_net_hdr { // uint16_t num_buffers; /* Only if VIRTIO_NET_F_MRG_RXBUF */ }; +static unsigned int net_hdr_size; + +struct virtio_net_hdr_v1 { + uint8_t flags; + uint8_t gso_type; + le16 hdr_len; + le16 gso_size; + le16 csum_start; + le16 csum_offset; + le16 num_buffers; +}; + static uint16_t last_rx_idx; /* Last index in RX "used" ring */ /** @@ -72,15 +76,13 @@ static uint16_t last_rx_idx; /* Last index in RX "used" ring */ */ static int virtionet_init_pci(struct virtio_device *dev) { - int i; - dprintf("virtionet: doing virtionet_init_pci!\n"); if (!dev) return -1; - virtiodev.base = dev->base; - virtiodev.type = dev->type; + /* make a copy of the device structure */ + memcpy(&virtiodev, dev, sizeof(struct virtio_device)); /* Reset device */ virtio_reset_device(&virtiodev); @@ -90,29 +92,11 @@ static int virtionet_init_pci(struct virtio_device *dev) * second the transmit queue, and the forth is the control queue for * networking options. * We are only interested in the receive and transmit queue here. */ - - for (i=VQ_RX; i<=VQ_TX; i++) { - /* Select ring (0=RX, 1=TX): */ - vq[i].id = i-VQ_RX; - ci_write_16(virtiodev.base+VIRTIOHDR_QUEUE_SELECT, - cpu_to_le16(vq[i].id)); - - vq[i].size = le16_to_cpu(ci_read_16(virtiodev.base+VIRTIOHDR_QUEUE_SIZE)); - vq[i].desc = SLOF_alloc_mem_aligned(virtio_vring_size(vq[i].size), 4096); - if (!vq[i].desc) { - printf("memory allocation failed!\n"); - return -1; - } - memset(vq[i].desc, 0, virtio_vring_size(vq[i].size)); - ci_write_32(virtiodev.base+VIRTIOHDR_QUEUE_ADDRESS, - cpu_to_le32((long)vq[i].desc / 4096)); - vq[i].avail = (void*)vq[i].desc - + vq[i].size * sizeof(struct vring_desc); - vq[i].used = (void*)VQ_ALIGN((long)vq[i].avail - + vq[i].size * sizeof(struct vring_avail)); - - dprintf("%i: vq.id = %llx\nvq.size =%x\n vq.avail =%p\nvq.used=%p\n", - i, vq[i].id, vq[i].size, vq[i].avail, vq[i].used); + if (virtio_queue_init_vq(dev, &vq_rx, VQ_RX) || + virtio_queue_init_vq(dev, &vq_tx, VQ_TX)) { + virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER + |VIRTIO_STAT_FAILED); + return -1; } /* Acknowledge device. */ @@ -129,6 +113,7 @@ static int virtionet_init_pci(struct virtio_device *dev) static int virtionet_init(net_driver_t *driver) { int i; + int status = VIRTIO_STAT_ACKNOWLEDGE | VIRTIO_STAT_DRIVER; dprintf("virtionet_init(%02x:%02x:%02x:%02x:%02x:%02x)\n", driver->mac_addr[0], driver->mac_addr[1], @@ -139,60 +124,69 @@ static int virtionet_init(net_driver_t *driver) return 0; /* Tell HV that we know how to drive the device. */ - virtio_set_status(&virtiodev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER); - - /* Device specific setup - we do not support special features right now */ - virtio_set_guest_features(&virtiodev, 0); + virtio_set_status(&virtiodev, status); + + /* Device specific setup */ + if (virtiodev.is_modern) { + if (virtio_negotiate_guest_features(&virtiodev, DRIVER_FEATURE_SUPPORT)) + goto dev_error; + net_hdr_size = sizeof(struct virtio_net_hdr_v1); + virtio_get_status(&virtiodev, &status); + } else { + net_hdr_size = sizeof(struct virtio_net_hdr); + virtio_set_guest_features(&virtiodev, 0); + } /* Allocate memory for one transmit an multiple receive buffers */ - vq[VQ_RX].buf_mem = SLOF_alloc_mem((BUFFER_ENTRY_SIZE+sizeof(struct virtio_net_hdr)) + vq_rx.buf_mem = SLOF_alloc_mem((BUFFER_ENTRY_SIZE+net_hdr_size) * RX_QUEUE_SIZE); - if (!vq[VQ_RX].buf_mem) { + if (!vq_rx.buf_mem) { printf("virtionet: Failed to allocate buffers!\n"); - virtio_set_status(&virtiodev, VIRTIO_STAT_FAILED); - return -1; + goto dev_error; } /* Prepare receive buffer queue */ for (i = 0; i < RX_QUEUE_SIZE; i++) { - struct vring_desc *desc; + uint64_t addr = (uint64_t)vq_rx.buf_mem + + i * (BUFFER_ENTRY_SIZE+net_hdr_size); + uint32_t id = i*2; /* Descriptor for net_hdr: */ - desc = &vq[VQ_RX].desc[i*2]; - desc->addr = (uint64_t)vq[VQ_RX].buf_mem - + i * (BUFFER_ENTRY_SIZE+sizeof(struct virtio_net_hdr)); - desc->len = sizeof(struct virtio_net_hdr); - desc->flags = VRING_DESC_F_NEXT | VRING_DESC_F_WRITE; - desc->next = i*2+1; + virtio_fill_desc(&vq_rx.desc[id], virtiodev.is_modern, addr, net_hdr_size, + VRING_DESC_F_NEXT | VRING_DESC_F_WRITE, id + 1); /* Descriptor for data: */ - desc = &vq[VQ_RX].desc[i*2+1]; - desc->addr = vq[VQ_RX].desc[i*2].addr + sizeof(struct virtio_net_hdr); - desc->len = BUFFER_ENTRY_SIZE; - desc->flags = VRING_DESC_F_WRITE; - desc->next = 0; + virtio_fill_desc(&vq_rx.desc[id+1], virtiodev.is_modern, addr + net_hdr_size, + BUFFER_ENTRY_SIZE, VRING_DESC_F_WRITE, 0); - vq[VQ_RX].avail->ring[i] = i*2; + vq_rx.avail->ring[i] = virtio_cpu_to_modern16(&virtiodev, id); } sync(); - vq[VQ_RX].avail->flags = VRING_AVAIL_F_NO_INTERRUPT; - vq[VQ_RX].avail->idx = RX_QUEUE_SIZE; - last_rx_idx = vq[VQ_RX].used->idx; + vq_rx.avail->flags = virtio_cpu_to_modern16(&virtiodev, VRING_AVAIL_F_NO_INTERRUPT); + vq_rx.avail->idx = virtio_cpu_to_modern16(&virtiodev, RX_QUEUE_SIZE); + + last_rx_idx = virtio_modern16_to_cpu(&virtiodev, vq_rx.used->idx); - vq[VQ_TX].avail->flags = VRING_AVAIL_F_NO_INTERRUPT; - vq[VQ_TX].avail->idx = 0; + vq_tx.avail->flags = virtio_cpu_to_modern16(&virtiodev, VRING_AVAIL_F_NO_INTERRUPT); + vq_tx.avail->idx = 0; /* Tell HV that setup succeeded */ - virtio_set_status(&virtiodev, VIRTIO_STAT_ACKNOWLEDGE - |VIRTIO_STAT_DRIVER - |VIRTIO_STAT_DRIVER_OK); + status |= VIRTIO_STAT_DRIVER_OK; + virtio_set_status(&virtiodev, status); /* Tell HV that RX queues are ready */ virtio_queue_notify(&virtiodev, VQ_RX); driver->running = 1; - + for(i = 0; i < (int)sizeof(driver->mac_addr); i++) { + driver->mac_addr[i] = virtio_get_config(&virtiodev, i, 1); + } return 0; + +dev_error: + status |= VIRTIO_STAT_FAILED; + virtio_set_status(&virtiodev, status); + return -1; } @@ -225,9 +219,10 @@ static int virtionet_term(net_driver_t *driver) */ static int virtionet_xmit(char *buf, int len) { - struct vring_desc *desc; - int id; - static struct virtio_net_hdr nethdr; + int id, idx; + static struct virtio_net_hdr_v1 nethdr_v1; + static struct virtio_net_hdr nethdr_legacy; + void *nethdr = &nethdr_legacy; if (len > BUFFER_ENTRY_SIZE) { printf("virtionet: Packet too big!\n"); @@ -236,28 +231,25 @@ static int virtionet_xmit(char *buf, int len) dprintf("\nvirtionet_xmit(packet at %p, %d bytes)\n", buf, len); - memset(&nethdr, 0, sizeof(nethdr)); + if (virtiodev.is_modern) + nethdr = &nethdr_v1; + + memset(nethdr, 0, net_hdr_size); /* Determine descriptor index */ - id = (vq[VQ_TX].avail->idx * 2) % vq[VQ_TX].size; + idx = virtio_modern16_to_cpu(&virtiodev, vq_tx.avail->idx); + id = (idx * 2) % vq_tx.size; /* Set up virtqueue descriptor for header */ - desc = &vq[VQ_TX].desc[id]; - desc->addr = (uint64_t)&nethdr; - desc->len = sizeof(struct virtio_net_hdr); - desc->flags = VRING_DESC_F_NEXT; - desc->next = id + 1; + virtio_fill_desc(&vq_tx.desc[id], virtiodev.is_modern, (uint64_t)nethdr, + net_hdr_size, VRING_DESC_F_NEXT, id + 1); /* Set up virtqueue descriptor for data */ - desc = &vq[VQ_TX].desc[id+1]; - desc->addr = (uint64_t)buf; - desc->len = len; - desc->flags = 0; - desc->next = 0; + virtio_fill_desc(&vq_tx.desc[id+1], virtiodev.is_modern, (uint64_t)buf, len, 0, 0); - vq[VQ_TX].avail->ring[vq[VQ_TX].avail->idx % vq[VQ_TX].size] = id; + vq_tx.avail->ring[idx % vq_tx.size] = virtio_cpu_to_modern16(&virtiodev, id); sync(); - vq[VQ_TX].avail->idx += 1; + vq_tx.avail->idx = virtio_cpu_to_modern16(&virtiodev, idx + 1); sync(); /* Tell HV that TX queue is ready */ @@ -272,23 +264,24 @@ static int virtionet_xmit(char *buf, int len) */ static int virtionet_receive(char *buf, int maxlen) { - int len = 0; - int id; + uint32_t len = 0; + uint32_t id, idx; - if (last_rx_idx == vq[VQ_RX].used->idx) { + idx = virtio_modern16_to_cpu(&virtiodev, vq_rx.used->idx); + + if (last_rx_idx == idx) { /* Nothing received yet */ return 0; } - id = (vq[VQ_RX].used->ring[last_rx_idx % vq[VQ_RX].size].id + 1) - % vq[VQ_RX].size; - len = vq[VQ_RX].used->ring[last_rx_idx % vq[VQ_RX].size].len - - sizeof(struct virtio_net_hdr); - - dprintf("virtionet_receive() last_rx_idx=%i, vq[VQ_RX].used->idx=%i," - " id=%i len=%i\n", last_rx_idx, vq[VQ_RX].used->idx, id, len); + id = (virtio_modern32_to_cpu(&virtiodev, vq_rx.used->ring[last_rx_idx % vq_rx.size].id) + 1) + % vq_rx.size; + len = virtio_modern32_to_cpu(&virtiodev, vq_rx.used->ring[last_rx_idx % vq_rx.size].len) + - net_hdr_size; + dprintf("virtionet_receive() last_rx_idx=%i, vq_rx.used->idx=%i," + " id=%i len=%i\n", last_rx_idx, vq_rx.used->idx, id, len); - if (len > maxlen) { + if (len > (uint32_t)maxlen) { printf("virtio-net: Receive buffer not big enough!\n"); len = maxlen; } @@ -298,7 +291,7 @@ static int virtionet_receive(char *buf, int maxlen) printf("\n"); int i; for (i=0; i<64; i++) { - printf(" %02x", *(uint8_t*)(vq[VQ_RX].desc[id].addr+i)); + printf(" %02x", *(uint8_t*)(vq_rx.desc[id].addr+i)); if ((i%16)==15) printf("\n"); } @@ -306,14 +299,14 @@ static int virtionet_receive(char *buf, int maxlen) #endif /* Copy data to destination buffer */ - memcpy(buf, (void*)vq[VQ_RX].desc[id].addr, len); + memcpy(buf, (void *)virtio_modern64_to_cpu(&virtiodev, vq_rx.desc[id].addr), len); /* Move indices to next entries */ last_rx_idx = last_rx_idx + 1; - vq[VQ_RX].avail->ring[vq[VQ_RX].avail->idx % vq[VQ_RX].size] = id - 1; + vq_rx.avail->ring[idx % vq_rx.size] = virtio_cpu_to_modern16(&virtiodev, id - 1); sync(); - vq[VQ_RX].avail->idx += 1; + vq_rx.avail->idx = virtio_cpu_to_modern16(&virtiodev, idx + 1); /* Tell HV that RX queue entry is ready */ virtio_queue_notify(&virtiodev, VQ_RX); @@ -321,7 +314,7 @@ static int virtionet_receive(char *buf, int maxlen) return len; } -net_driver_t *virtionet_open(char *mac_addr, int len, struct virtio_device *dev) +net_driver_t *virtionet_open(struct virtio_device *dev) { net_driver_t *driver; @@ -331,7 +324,6 @@ net_driver_t *virtionet_open(char *mac_addr, int len, struct virtio_device *dev) return NULL; } - memcpy(driver->mac_addr, mac_addr, 6); driver->running = 0; if (virtionet_init_pci(dev)) diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-net.h b/qemu/roms/SLOF/lib/libvirtio/virtio-net.h index bc7a189f7..c2d8ee336 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-net.h +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-net.h @@ -23,19 +23,10 @@ enum { VQ_TX = 1, /* Transmit Queue */ }; -struct vqs { - uint64_t id; /* Queue ID */ - uint32_t size; - void *buf_mem; - struct vring_desc *desc; - struct vring_avail *avail; - struct vring_used *used; -}; - -/* Device is identified by RX queue ID: */ -#define DEVICE_ID vq[0].id +/* VIRTIO_NET Feature bits */ +#define VIRTIO_NET_F_MAC (1 << 5) -extern net_driver_t *virtionet_open(char *mac_addr, int len, struct virtio_device *dev); +extern net_driver_t *virtionet_open(struct virtio_device *dev); extern void virtionet_close(net_driver_t *driver); extern int virtionet_read(char *buf, int len); extern int virtionet_write(char *buf, int len); diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio-scsi.c b/qemu/roms/SLOF/lib/libvirtio/virtio-scsi.c index 48289289a..04181b06c 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio-scsi.c +++ b/qemu/roms/SLOF/lib/libvirtio/virtio-scsi.c @@ -15,6 +15,7 @@ #include <cpu.h> #include <helpers.h> #include "virtio.h" +#include "virtio-internal.h" #include "virtio-scsi.h" int virtioscsi_send(struct virtio_device *dev, @@ -22,58 +23,54 @@ int virtioscsi_send(struct virtio_device *dev, struct virtio_scsi_resp_cmd *resp, int is_read, void *buf, uint64_t buf_len) { - struct vring_desc *desc; - struct vring_desc *vq_desc; /* Descriptor vring */ - struct vring_avail *vq_avail; /* "Available" vring */ - struct vring_used *vq_used; /* "Used" vring */ - - volatile uint16_t *current_used_idx; - uint16_t last_used_idx; - int id; - uint32_t vq_size, time; - - int vq = VIRTIO_SCSI_REQUEST_VQ; - - vq_size = virtio_get_qsize(dev, vq); - vq_desc = virtio_get_vring_desc(dev, vq); - vq_avail = virtio_get_vring_avail(dev, vq); - vq_used = virtio_get_vring_used(dev, vq); - - last_used_idx = vq_used->idx; - current_used_idx = &vq_used->idx; - - /* Determine descriptor index */ - id = (vq_avail->idx * 3) % vq_size; - - desc = &vq_desc[id]; - desc->addr = (uint64_t)req; - desc->len = sizeof(*req); - desc->flags = VRING_DESC_F_NEXT; - desc->next = (id + 1) % vq_size; - - /* Set up virtqueue descriptor for data */ - desc = &vq_desc[(id + 1) % vq_size]; - desc->addr = (uint64_t)resp; - desc->len = sizeof(*resp); - desc->flags = VRING_DESC_F_NEXT | VRING_DESC_F_WRITE; - desc->next = (id + 2) % vq_size; - - if (buf && buf_len) { - /* Set up virtqueue descriptor for status */ - desc = &vq_desc[(id + 2) % vq_size]; - desc->addr = (uint64_t)buf; - desc->len = buf_len; - desc->flags = is_read ? VRING_DESC_F_WRITE : 0; - desc->next = 0; - } else - desc->flags &= ~VRING_DESC_F_NEXT; - - vq_avail->ring[vq_avail->idx % vq_size] = id; - mb(); - vq_avail->idx += 1; - - /* Tell HV that the vq is ready */ - virtio_queue_notify(dev, vq); + struct vring_desc *vq_desc; /* Descriptor vring */ + struct vring_avail *vq_avail; /* "Available" vring */ + struct vring_used *vq_used; /* "Used" vring */ + + volatile uint16_t *current_used_idx; + uint16_t last_used_idx, avail_idx; + int id; + uint32_t vq_size, time; + + int vq = VIRTIO_SCSI_REQUEST_VQ; + + vq_size = virtio_get_qsize(dev, vq); + vq_desc = virtio_get_vring_desc(dev, vq); + vq_avail = virtio_get_vring_avail(dev, vq); + vq_used = virtio_get_vring_used(dev, vq); + + avail_idx = virtio_modern16_to_cpu(dev, vq_avail->idx); + + last_used_idx = vq_used->idx; + current_used_idx = &vq_used->idx; + + /* Determine descriptor index */ + id = (avail_idx * 3) % vq_size; + virtio_fill_desc(&vq_desc[id], dev->is_modern, (uint64_t)req, sizeof(*req), VRING_DESC_F_NEXT, + (id + 1) % vq_size); + + /* Set up virtqueue descriptor for data */ + if (buf && buf_len) { + virtio_fill_desc(&vq_desc[(id + 1) % vq_size], dev->is_modern, + (uint64_t)resp, sizeof(*resp), + VRING_DESC_F_NEXT | VRING_DESC_F_WRITE, + (id + 2) % vq_size); + /* Set up virtqueue descriptor for status */ + virtio_fill_desc(&vq_desc[(id + 2) % vq_size], dev->is_modern, + (uint64_t)buf, buf_len, + (is_read ? VRING_DESC_F_WRITE : 0), 0); + } else { + virtio_fill_desc(&vq_desc[(id + 1) % vq_size], dev->is_modern, + (uint64_t)resp, sizeof(*resp), + VRING_DESC_F_WRITE, 0); + } + + vq_avail->ring[avail_idx % vq_size] = virtio_cpu_to_modern16(dev, id); + mb(); + vq_avail->idx = virtio_cpu_to_modern16(dev, avail_idx + 1); + + /* Tell HV that the vq is ready */ + virtio_queue_notify(dev, vq); /* Wait for host to consume the descriptor */ time = SLOF_GetTimer() + VIRTIO_TIMEOUT; @@ -84,7 +81,7 @@ int virtioscsi_send(struct virtio_device *dev, break; } - return 0; + return 0; } /** @@ -93,42 +90,55 @@ int virtioscsi_send(struct virtio_device *dev, */ int virtioscsi_init(struct virtio_device *dev) { - struct vring_avail *vq_avail; - unsigned int idx = 0; - int qsize = 0; - - /* Reset device */ - // XXX That will clear the virtq base. We need to move - // initializing it to here anyway - // - // virtio_reset_device(dev); - - /* Acknowledge device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE); + struct vring_avail *vq_avail; + unsigned int idx = 0; + int qsize = 0; + int status = VIRTIO_STAT_ACKNOWLEDGE; - /* Tell HV that we know how to drive the device. */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER); - - /* Device specific setup - we do not support special features right now */ - virtio_set_guest_features(dev, 0); + /* Reset device */ + // XXX That will clear the virtq base. We need to move + // initializing it to here anyway + // + // virtio_reset_device(dev); + + /* Acknowledge device. */ + virtio_set_status(dev, status); + + /* Tell HV that we know how to drive the device. */ + status |= VIRTIO_STAT_DRIVER; + virtio_set_status(dev, status); + + /* Device specific setup - we do not support special features right now */ + if (dev->is_modern) { + if (virtio_negotiate_guest_features(dev, VIRTIO_F_VERSION_1)) + goto dev_error; + virtio_get_status(dev, &status); + } else { + virtio_set_guest_features(dev, 0); + } - while(1) { - qsize = virtio_get_qsize(dev, idx); - if (!qsize) - break; - virtio_vring_size(qsize); + while(1) { + qsize = virtio_get_qsize(dev, idx); + if (!qsize) + break; + virtio_vring_size(qsize); - vq_avail = virtio_get_vring_avail(dev, 0); - vq_avail->flags = VRING_AVAIL_F_NO_INTERRUPT; - vq_avail->idx = 0; - idx++; - } + vq_avail = virtio_get_vring_avail(dev, idx); + vq_avail->flags = virtio_cpu_to_modern16(dev, VRING_AVAIL_F_NO_INTERRUPT); + vq_avail->idx = 0; + idx++; + } /* Tell HV that setup succeeded */ - virtio_set_status(dev, VIRTIO_STAT_ACKNOWLEDGE|VIRTIO_STAT_DRIVER - |VIRTIO_STAT_DRIVER_OK); + status |= VIRTIO_STAT_DRIVER_OK; + virtio_set_status(dev, status); return 0; +dev_error: + printf("%s: failed\n", __func__); + status |= VIRTIO_STAT_FAILED; + virtio_set_status(dev, status); + return -1; } /** diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio.c b/qemu/roms/SLOF/lib/libvirtio/virtio.c index f9c00a67a..f189941c7 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio.c +++ b/qemu/roms/SLOF/lib/libvirtio/virtio.c @@ -10,10 +10,16 @@ * IBM Corporation - initial implementation *****************************************************************************/ +#include <stdio.h> +#include <stdbool.h> +#include <stdlib.h> +#include <string.h> +#include <stddef.h> #include <cpu.h> #include <cache.h> #include <byteorder.h> #include "virtio.h" +#include "helpers.h" /* PCI virtio header offsets */ #define VIRTIOHDR_DEVICE_FEATURES 0 @@ -26,6 +32,166 @@ #define VIRTIOHDR_ISR_STATUS 19 #define VIRTIOHDR_DEVICE_CONFIG 20 +/* PCI defines */ +#define PCI_BASE_ADDR_SPACE_IO 0x01 +#define PCI_BASE_ADDR_SPACE_64BIT 0x04 +#define PCI_BASE_ADDR_MEM_MASK (~0x0fUL) +#define PCI_BASE_ADDR_IO_MASK (~0x03UL) + +#define PCI_BASE_ADDR_REG_0 0x10 +#define PCI_CONFIG_CAP_REG 0x34 + +#define PCI_CAP_ID_VNDR 0x9 + +/* Common configuration */ +#define VIRTIO_PCI_CAP_COMMON_CFG 1 +/* Notifications */ +#define VIRTIO_PCI_CAP_NOTIFY_CFG 2 +/* ISR access */ +#define VIRTIO_PCI_CAP_ISR_CFG 3 +/* Device specific configuration */ +#define VIRTIO_PCI_CAP_DEVICE_CFG 4 +/* PCI configuration access */ +#define VIRTIO_PCI_CAP_PCI_CFG 5 + +#define VIRTIO_PCI_CAP_VNDR 0 /* Generic PCI field: PCI_CAP_ID_VNDR */ +#define VIRTIO_PCI_CAP_NEXT 1 /* Generic PCI field: next ptr. */ +#define VIRTIO_PCI_CAP_LEN 2 /* Generic PCI field: capability length */ +#define VIRTIO_PCI_CAP_CFG_TYPE 3 /* Identifies the structure. */ +#define VIRTIO_PCI_CAP_BAR 4 /* Where to find it. */ +#define VIRTIO_PCI_CAP_OFFSET 8 /* Offset within bar. */ +#define VIRTIO_PCI_CAP_LENGTH 12 /* Length of the structure, in bytes. */ + +struct virtio_dev_common { + le32 dev_features_sel; + le32 dev_features; + le32 drv_features_sel; + le32 drv_features; + le16 msix_config; + le16 num_queues; + uint8_t dev_status; + uint8_t cfg_generation; + + le16 q_select; + le16 q_size; + le16 q_msix_vec; + le16 q_enable; + le16 q_notify_off; + le64 q_desc; + le64 q_avail; + le64 q_used; +} __attribute__ ((packed)); + +/* virtio 1.0 Spec: 4.1.3 PCI Device Layout + * + * Fields of different sizes are present in the device configuration regions. + * All 64-bit, 32-bit and 16-bit fields are little-endian. 64-bit fields are to + * be treated as two 32-bit fields, with low 32 bit part followed by the high 32 + * bit part. + */ +static void virtio_pci_write64(void *addr, uint64_t val) +{ + uint32_t hi = (val >> 32) & 0xFFFFFFFF; + uint32_t lo = val & 0xFFFFFFFF; + + ci_write_32(addr, cpu_to_le32(lo)); + ci_write_32(addr + 4, cpu_to_le32(hi)); +} + +static uint64_t virtio_pci_read64(void *addr) +{ + uint64_t hi, lo; + + lo = le32_to_cpu(ci_read_32(addr)); + hi = le32_to_cpu(ci_read_32(addr + 4)); + return (hi << 32) | lo; +} + +static void virtio_cap_set_base_addr(struct virtio_cap *cap, uint32_t offset) +{ + uint64_t addr; + + addr = SLOF_pci_config_read32(PCI_BASE_ADDR_REG_0 + 4 * cap->bar); + if (addr & PCI_BASE_ADDR_SPACE_IO) { + addr = addr & PCI_BASE_ADDR_IO_MASK; + cap->is_io = 1; + } else { + if (addr & PCI_BASE_ADDR_SPACE_64BIT) + addr |= SLOF_pci_config_read32(PCI_BASE_ADDR_REG_0 + 4 * (cap->bar + 1)) << 32; + addr = addr & PCI_BASE_ADDR_MEM_MASK; + cap->is_io = 0; + } + addr = (uint64_t)SLOF_translate_my_address((void *)addr); + cap->addr = (void *)addr + offset; +} + +static void virtio_process_cap(struct virtio_device *dev, uint8_t cap_ptr) +{ + struct virtio_cap *cap; + uint8_t cfg_type, bar; + uint32_t offset; + + cfg_type = SLOF_pci_config_read8(cap_ptr + VIRTIO_PCI_CAP_CFG_TYPE); + bar = SLOF_pci_config_read8(cap_ptr + VIRTIO_PCI_CAP_BAR); + offset = SLOF_pci_config_read32(cap_ptr + VIRTIO_PCI_CAP_OFFSET); + + switch(cfg_type) { + case VIRTIO_PCI_CAP_COMMON_CFG: + cap = &dev->common; + break; + case VIRTIO_PCI_CAP_NOTIFY_CFG: + cap = &dev->notify; + dev->notify_off_mul = SLOF_pci_config_read32(cap_ptr + sizeof(struct virtio_cap)); + break; + case VIRTIO_PCI_CAP_ISR_CFG: + cap = &dev->isr; + break; + case VIRTIO_PCI_CAP_DEVICE_CFG: + cap = &dev->device; + break; + default: + return; + } + + cap->bar = bar; + virtio_cap_set_base_addr(cap, offset); + cap->cap_id = cfg_type; +} + +/** + * Reads the virtio device capabilities, gets called from SLOF routines The + * function determines legacy or modern device and sets up driver registers + */ +struct virtio_device *virtio_setup_vd(void) +{ + uint8_t cap_ptr, cap_vndr; + struct virtio_device *dev; + + dev = SLOF_alloc_mem(sizeof(struct virtio_device)); + if (!dev) { + printf("Failed to allocate memory"); + return NULL; + } + + cap_ptr = SLOF_pci_config_read8(PCI_CONFIG_CAP_REG); + while (cap_ptr != 0) { + cap_vndr = SLOF_pci_config_read8(cap_ptr + VIRTIO_PCI_CAP_VNDR); + if (cap_vndr == PCI_CAP_ID_VNDR) + virtio_process_cap(dev, cap_ptr); + cap_ptr = SLOF_pci_config_read8(cap_ptr+VIRTIO_PCI_CAP_NEXT); + } + + if (dev->common.cap_id && dev->notify.cap_id && + dev->isr.cap_id && dev->device.cap_id) { + dev->is_modern = 1; + } else { + dev->is_modern = 0; + dev->legacy.cap_id = 0; + dev->legacy.bar = 0; + virtio_cap_set_base_addr(&dev->legacy, 0); + } + return dev; +} /** * Calculate ring size according to queue size number @@ -33,9 +199,9 @@ unsigned long virtio_vring_size(unsigned int qsize) { return VQ_ALIGN(sizeof(struct vring_desc) * qsize + - sizeof(struct vring_avail) + sizeof(uint16_t) * qsize) + - VQ_ALIGN(sizeof(struct vring_used) + - sizeof(struct vring_used_elem) * qsize); + sizeof(struct vring_avail) + sizeof(uint16_t) * qsize) + + VQ_ALIGN(sizeof(struct vring_used) + + sizeof(struct vring_used_elem) * qsize); } @@ -45,15 +211,22 @@ unsigned long virtio_vring_size(unsigned int qsize) * @param queue virtio queue number * @return number of elements */ -int virtio_get_qsize(struct virtio_device *dev, int queue) +unsigned int virtio_get_qsize(struct virtio_device *dev, int queue) { - int size = 0; + unsigned int size = 0; - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_16(dev->base+VIRTIOHDR_QUEUE_SELECT, + if (dev->is_modern) { + void *addr = dev->common.addr + offset_of(struct virtio_dev_common, q_select); + ci_write_16(addr, cpu_to_le16(queue)); + eieio(); + addr = dev->common.addr + offset_of(struct virtio_dev_common, q_size); + size = le16_to_cpu(ci_read_16(addr)); + } + else { + ci_write_16(dev->legacy.addr+VIRTIOHDR_QUEUE_SELECT, cpu_to_le16(queue)); eieio(); - size = le16_to_cpu(ci_read_16(dev->base+VIRTIOHDR_QUEUE_SIZE)); + size = le16_to_cpu(ci_read_16(dev->legacy.addr+VIRTIOHDR_QUEUE_SIZE)); } return size; @@ -70,12 +243,19 @@ struct vring_desc *virtio_get_vring_desc(struct virtio_device *dev, int queue) { struct vring_desc *desc = 0; - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_16(dev->base+VIRTIOHDR_QUEUE_SELECT, + if (dev->is_modern) { + void *q_sel = dev->common.addr + offset_of(struct virtio_dev_common, q_select); + void *q_desc = dev->common.addr + offset_of(struct virtio_dev_common, q_desc); + + ci_write_16(q_sel, cpu_to_le16(queue)); + eieio(); + desc = (void *)(virtio_pci_read64(q_desc)); + } else { + ci_write_16(dev->legacy.addr+VIRTIOHDR_QUEUE_SELECT, cpu_to_le16(queue)); eieio(); desc = (void*)(4096L * - le32_to_cpu(ci_read_32(dev->base+VIRTIOHDR_QUEUE_ADDRESS))); + le32_to_cpu(ci_read_32(dev->legacy.addr+VIRTIOHDR_QUEUE_ADDRESS))); } return desc; @@ -90,8 +270,18 @@ struct vring_desc *virtio_get_vring_desc(struct virtio_device *dev, int queue) */ struct vring_avail *virtio_get_vring_avail(struct virtio_device *dev, int queue) { - return (void*)((uint64_t)virtio_get_vring_desc(dev, queue) - + virtio_get_qsize(dev, queue) * sizeof(struct vring_desc)); + if (dev->is_modern) { + void *q_sel = dev->common.addr + offset_of(struct virtio_dev_common, q_select); + void *q_avail = dev->common.addr + offset_of(struct virtio_dev_common, q_avail); + + ci_write_16(q_sel, cpu_to_le16(queue)); + eieio(); + return (void *)(virtio_pci_read64(q_avail)); + } + else { + return (void*)((uint64_t)virtio_get_vring_desc(dev, queue) + + virtio_get_qsize(dev, queue) * sizeof(struct vring_desc)); + } } @@ -103,20 +293,46 @@ struct vring_avail *virtio_get_vring_avail(struct virtio_device *dev, int queue) */ struct vring_used *virtio_get_vring_used(struct virtio_device *dev, int queue) { - return (void*)VQ_ALIGN((uint64_t)virtio_get_vring_avail(dev, queue) - + virtio_get_qsize(dev, queue) - * sizeof(struct vring_avail)); + if (dev->is_modern) { + void *q_sel = dev->common.addr + offset_of(struct virtio_dev_common, q_select); + void *q_used = dev->common.addr + offset_of(struct virtio_dev_common, q_used); + + ci_write_16(q_sel, cpu_to_le16(queue)); + eieio(); + return (void *)(virtio_pci_read64(q_used)); + } else { + return (void*)VQ_ALIGN((uint64_t)virtio_get_vring_avail(dev, queue) + + virtio_get_qsize(dev, queue) + * sizeof(struct vring_avail)); + } } +/** + * Fill the virtio ring descriptor depending on the legacy mode or virtio 1.0 + */ +void virtio_fill_desc(struct vring_desc *desc, bool is_modern, + uint64_t addr, uint32_t len, + uint16_t flags, uint16_t next) +{ + if (is_modern) { + desc->addr = cpu_to_le64(addr); + desc->len = cpu_to_le32(len); + desc->flags = cpu_to_le16(flags); + desc->next = cpu_to_le16(next); + } else { + desc->addr = addr; + desc->len = len; + desc->flags = flags; + desc->next = next; + } +} /** * Reset virtio device */ void virtio_reset_device(struct virtio_device *dev) { - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_8(dev->base+VIRTIOHDR_DEVICE_STATUS, 0); - } + virtio_set_status(dev, 0); } @@ -125,25 +341,64 @@ void virtio_reset_device(struct virtio_device *dev) */ void virtio_queue_notify(struct virtio_device *dev, int queue) { - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_16(dev->base+VIRTIOHDR_QUEUE_NOTIFY, cpu_to_le16(queue)); + if (dev->is_modern) { + void *q_sel = dev->common.addr + offset_of(struct virtio_dev_common, q_select); + void *q_ntfy = dev->common.addr + offset_of(struct virtio_dev_common, q_notify_off); + void *addr; + uint16_t q_notify_off; + + ci_write_16(q_sel, cpu_to_le16(queue)); + eieio(); + q_notify_off = le16_to_cpu(ci_read_16(q_ntfy)); + addr = dev->notify.addr + q_notify_off * dev->notify_off_mul; + ci_write_16(addr, cpu_to_le16(queue)); + } else { + ci_write_16(dev->legacy.addr+VIRTIOHDR_QUEUE_NOTIFY, cpu_to_le16(queue)); } } /** * Set queue address */ -void virtio_set_qaddr(struct virtio_device *dev, int queue, unsigned int qaddr) +void virtio_set_qaddr(struct virtio_device *dev, int queue, unsigned long qaddr) +{ + if (dev->is_modern) { + uint64_t q_desc = qaddr; + uint64_t q_avail; + uint64_t q_used; + uint32_t q_size = virtio_get_qsize(dev, queue); + + virtio_pci_write64(dev->common.addr + offset_of(struct virtio_dev_common, q_desc), q_desc); + q_avail = q_desc + q_size * sizeof(struct vring_desc); + virtio_pci_write64(dev->common.addr + offset_of(struct virtio_dev_common, q_avail), q_avail); + q_used = VQ_ALIGN(q_avail + sizeof(struct vring_avail) + sizeof(uint16_t) * q_size); + virtio_pci_write64(dev->common.addr + offset_of(struct virtio_dev_common, q_used), q_used); + ci_write_16(dev->common.addr + offset_of(struct virtio_dev_common, q_enable), cpu_to_le16(1)); + } else { + uint32_t val = qaddr; + val = val >> 12; + ci_write_16(dev->legacy.addr+VIRTIOHDR_QUEUE_SELECT, + cpu_to_le16(queue)); + eieio(); + ci_write_32(dev->legacy.addr+VIRTIOHDR_QUEUE_ADDRESS, + cpu_to_le32(val)); + } +} + +int virtio_queue_init_vq(struct virtio_device *dev, struct vqs *vq, unsigned int id) { - if (dev->type == VIRTIO_TYPE_PCI) { - uint32_t val = qaddr; - val = val >> 12; - ci_write_16(dev->base+VIRTIOHDR_QUEUE_SELECT, - cpu_to_le16(queue)); - eieio(); - ci_write_32(dev->base+VIRTIOHDR_QUEUE_ADDRESS, - cpu_to_le32(val)); - } + vq->size = virtio_get_qsize(dev, id); + vq->desc = SLOF_alloc_mem_aligned(virtio_vring_size(vq->size), 4096); + if (!vq->desc) { + printf("memory allocation failed!\n"); + return -1; + } + memset(vq->desc, 0, virtio_vring_size(vq->size)); + virtio_set_qaddr(dev, id, (unsigned long)vq->desc); + vq->avail = virtio_get_vring_avail(dev, id); + vq->used = virtio_get_vring_used(dev, id); + vq->id = id; + return 0; } /** @@ -151,34 +406,109 @@ void virtio_set_qaddr(struct virtio_device *dev, int queue, unsigned int qaddr) */ void virtio_set_status(struct virtio_device *dev, int status) { - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_8(dev->base+VIRTIOHDR_DEVICE_STATUS, status); + if (dev->is_modern) { + ci_write_8(dev->common.addr + + offset_of(struct virtio_dev_common, dev_status), status); + } else { + ci_write_8(dev->legacy.addr+VIRTIOHDR_DEVICE_STATUS, status); } } +/** + * Get device status bits + */ +void virtio_get_status(struct virtio_device *dev, int *status) +{ + if (dev->is_modern) { + *status = ci_read_8(dev->common.addr + + offset_of(struct virtio_dev_common, dev_status)); + } else { + *status = ci_read_8(dev->legacy.addr+VIRTIOHDR_DEVICE_STATUS); + } +} /** * Set guest feature bits */ -void virtio_set_guest_features(struct virtio_device *dev, int features) +void virtio_set_guest_features(struct virtio_device *dev, uint64_t features) { - if (dev->type == VIRTIO_TYPE_PCI) { - ci_write_32(dev->base+VIRTIOHDR_GUEST_FEATURES, bswap_32(features)); + if (dev->is_modern) { + uint32_t f1 = (features >> 32) & 0xFFFFFFFF; + uint32_t f0 = features & 0xFFFFFFFF; + void *addr = dev->common.addr; + + ci_write_32(addr + offset_of(struct virtio_dev_common, drv_features_sel), + cpu_to_le32(1)); + ci_write_32(addr + offset_of(struct virtio_dev_common, drv_features), + cpu_to_le32(f1)); + + ci_write_32(addr + offset_of(struct virtio_dev_common, drv_features_sel), + cpu_to_le32(0)); + ci_write_32(addr + offset_of(struct virtio_dev_common, drv_features), + cpu_to_le32(f0)); + } else { + ci_write_32(dev->legacy.addr+VIRTIOHDR_GUEST_FEATURES, cpu_to_le32(features)); } } /** * Get host feature bits */ -void virtio_get_host_features(struct virtio_device *dev, int *features) +uint64_t virtio_get_host_features(struct virtio_device *dev) { - if (dev->type == VIRTIO_TYPE_PCI && features) { - *features = bswap_32(ci_read_32(dev->base+VIRTIOHDR_DEVICE_FEATURES)); + uint64_t features = 0; + if (dev->is_modern) { + uint32_t f0 = 0, f1 = 0; + void *addr = dev->common.addr; + + ci_write_32(addr + offset_of(struct virtio_dev_common, dev_features_sel), + cpu_to_le32(1)); + f1 = ci_read_32(addr + + offset_of(struct virtio_dev_common, dev_features)); + ci_write_32(addr + offset_of(struct virtio_dev_common, dev_features_sel), + cpu_to_le32(0)); + f0 = ci_read_32(addr + + offset_of(struct virtio_dev_common, dev_features)); + + features = ((uint64_t)le32_to_cpu(f1) << 32) | le32_to_cpu(f0); + } else { + features = le32_to_cpu(ci_read_32(dev->legacy.addr+VIRTIOHDR_DEVICE_FEATURES)); } + return features; } +int virtio_negotiate_guest_features(struct virtio_device *dev, uint64_t features) +{ + uint64_t host_features = 0; + int status; + + /* Negotiate features */ + host_features = virtio_get_host_features(dev); + if (!(host_features & VIRTIO_F_VERSION_1)) { + fprintf(stderr, "Device does not support virtio 1.0 %llx\n", host_features); + return -1; + } + + virtio_set_guest_features(dev, features); + host_features = virtio_get_host_features(dev); + if ((host_features & features) != features) { + fprintf(stderr, "Features error %llx\n", features); + return -1; + } + + virtio_get_status(dev, &status); + status |= VIRTIO_STAT_FEATURES_OK; + virtio_set_status(dev, status); + + /* Read back to verify the FEATURES_OK bit */ + virtio_get_status(dev, &status); + if ((status & VIRTIO_STAT_FEATURES_OK) != VIRTIO_STAT_FEATURES_OK) + return -1; + + return 0; +} /** * Get additional config values @@ -186,32 +516,38 @@ void virtio_get_host_features(struct virtio_device *dev, int *features) uint64_t virtio_get_config(struct virtio_device *dev, int offset, int size) { uint64_t val = ~0ULL; + uint32_t hi, lo; void *confbase; - switch (dev->type) { - case VIRTIO_TYPE_PCI: - confbase = dev->base+VIRTIOHDR_DEVICE_CONFIG; - break; - default: - return ~0ULL; - } + if (dev->is_modern) + confbase = dev->device.addr; + else + confbase = dev->legacy.addr+VIRTIOHDR_DEVICE_CONFIG; + switch (size) { - case 1: + case 1: val = ci_read_8(confbase+offset); break; - case 2: + case 2: val = ci_read_16(confbase+offset); + if (dev->is_modern) + val = le16_to_cpu(val); break; - case 4: + case 4: val = ci_read_32(confbase+offset); + if (dev->is_modern) + val = le32_to_cpu(val); break; - case 8: + case 8: /* We don't support 8 bytes PIO accesses * in qemu and this is all PIO */ - val = ci_read_32(confbase+offset); - val <<= 32; - val |= ci_read_32(confbase+offset+4); + lo = ci_read_32(confbase+offset); + hi = ci_read_32(confbase+offset+4); + if (dev->is_modern) + val = (uint64_t)le32_to_cpu(hi) << 32 | le32_to_cpu(lo); + else + val = (uint64_t)hi << 32 | lo; break; } @@ -222,20 +558,19 @@ uint64_t virtio_get_config(struct virtio_device *dev, int offset, int size) * Get config blob */ int __virtio_read_config(struct virtio_device *dev, void *dst, - int offset, int len) + int offset, int len) { void *confbase; unsigned char *buf = dst; int i; - switch (dev->type) { - case VIRTIO_TYPE_PCI: - confbase = dev->base+VIRTIOHDR_DEVICE_CONFIG; - break; - default: - return 0; - } + if (dev->is_modern) + confbase = dev->device.addr; + else + confbase = dev->legacy.addr+VIRTIOHDR_DEVICE_CONFIG; + for (i = 0; i < len; i++) buf[i] = ci_read_8(confbase + offset + i); + return len; } diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio.code b/qemu/roms/SLOF/lib/libvirtio/virtio.code index 258b9bbda..8eec8f055 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio.code +++ b/qemu/roms/SLOF/lib/libvirtio/virtio.code @@ -18,6 +18,11 @@ /******** core virtio ********/ +// : virtio-setup-vd ( -- dev ) +PRIM(virtio_X2d_setup_X2d_vd) + PUSH; TOS.a = virtio_setup_vd(); +MIRP + // : virtio-vring-size ( queuesize -- ringsize ) PRIM(virtio_X2d_vring_X2d_size) TOS.u = virtio_vring_size(TOS.u); @@ -122,20 +127,18 @@ MIRP /******** virtio-net ********/ -// : virtio-net-open ( mac-addr-str len dev -- false | [ driver true ] ) +// : virtio-net-open ( dev -- false | [ driver true ] ) PRIM(virtio_X2d_net_X2d_open) { - void *dev = TOS.a; POP; - int len = TOS.u; POP; - char *mac_addr = TOS.a; + void *dev = TOS.a; - net_driver_t *net_driver = virtionet_open(mac_addr, len, dev); + net_driver_t *net_driver = virtionet_open(dev); - if (net_driver) { - TOS.u = (unsigned long)net_driver; PUSH; - TOS.n = -1; - } else - TOS.n = 0; + if (net_driver) { + TOS.u = (unsigned long)net_driver; PUSH; + TOS.n = -1; + } else + TOS.n = 0; } MIRP diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio.h b/qemu/roms/SLOF/lib/libvirtio/virtio.h index d5759b45a..0fee4baec 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio.h +++ b/qemu/roms/SLOF/lib/libvirtio/virtio.h @@ -14,13 +14,23 @@ #define _LIBVIRTIO_H #include <stdint.h> +#include <stdbool.h> /* Device status bits */ #define VIRTIO_STAT_ACKNOWLEDGE 1 #define VIRTIO_STAT_DRIVER 2 #define VIRTIO_STAT_DRIVER_OK 4 +#define VIRTIO_STAT_FEATURES_OK 8 +#define VIRTIO_STAT_NEEDS_RESET 64 #define VIRTIO_STAT_FAILED 128 +#define BIT(x) (1UL << (x)) + +/* VIRTIO 1.0 Device independent feature bits */ +#define VIRTIO_F_RING_INDIRECT_DESC BIT(28) +#define VIRTIO_F_RING_EVENT_IDX BIT(29) +#define VIRTIO_F_VERSION_1 BIT(32) + #define VIRTIO_TIMEOUT 5000 /* 5 sec timeout */ /* Definitions for vring_desc.flags */ @@ -34,7 +44,7 @@ struct vring_desc { uint32_t len; /* Length */ uint16_t flags; /* The flags as indicated above */ uint16_t next; /* Next field if flags & NEXT */ -}; +}; /* Definitions for vring_avail.flags */ #define VRING_AVAIL_F_NO_INTERRUPT 1 @@ -44,8 +54,7 @@ struct vring_avail { uint16_t flags; uint16_t idx; uint16_t ring[]; -}; - +}; /* Definitions for vring_used.flags */ #define VRING_USED_F_NO_NOTIFY 1 @@ -61,27 +70,56 @@ struct vring_used { struct vring_used_elem ring[]; }; -#define VIRTIO_TYPE_PCI 0 /* For virtio-pci interface */ +/* Structure shared with SLOF and is 16bytes */ +struct virtio_cap { + void *addr; + uint8_t bar; + uint8_t is_io; + uint8_t cap_id; +}; + struct virtio_device { - void *base; /* base address */ - int type; /* VIRTIO_TYPE_PCI or VIRTIO_TYPE_VIO */ + uint32_t is_modern; /* Indicates whether to use virtio 1.0 */ + struct virtio_cap legacy; + struct virtio_cap common; + struct virtio_cap notify; + struct virtio_cap isr; + struct virtio_cap device; + struct virtio_cap pci; + uint32_t notify_off_mul; +}; + +struct vqs { + uint64_t id; /* Queue ID */ + uint32_t size; + void *buf_mem; + struct vring_desc *desc; + struct vring_avail *avail; + struct vring_used *used; }; /* Parts of the virtqueue are aligned on a 4096 byte page boundary */ #define VQ_ALIGN(addr) (((addr) + 0xfff) & ~0xfff) extern unsigned long virtio_vring_size(unsigned int qsize); -extern int virtio_get_qsize(struct virtio_device *dev, int queue); +extern unsigned int virtio_get_qsize(struct virtio_device *dev, int queue); extern struct vring_desc *virtio_get_vring_desc(struct virtio_device *dev, int queue); extern struct vring_avail *virtio_get_vring_avail(struct virtio_device *dev, int queue); extern struct vring_used *virtio_get_vring_used(struct virtio_device *dev, int queue); +extern void virtio_fill_desc(struct vring_desc *desc, bool is_modern, + uint64_t addr, uint32_t len, + uint16_t flags, uint16_t next); +extern int virtio_queue_init_vq(struct virtio_device *dev, struct vqs *vq, unsigned int id); +extern struct virtio_device *virtio_setup_vd(void); extern void virtio_reset_device(struct virtio_device *dev); extern void virtio_queue_notify(struct virtio_device *dev, int queue); extern void virtio_set_status(struct virtio_device *dev, int status); -extern void virtio_set_qaddr(struct virtio_device *dev, int queue, unsigned int qaddr); -extern void virtio_set_guest_features(struct virtio_device *dev, int features); -extern void virtio_get_host_features(struct virtio_device *dev, int *features); +extern void virtio_get_status(struct virtio_device *dev, int *status); +extern void virtio_set_qaddr(struct virtio_device *dev, int queue, unsigned long qaddr); +extern void virtio_set_guest_features(struct virtio_device *dev, uint64_t features); +extern uint64_t virtio_get_host_features(struct virtio_device *dev); +extern int virtio_negotiate_guest_features(struct virtio_device *dev, uint64_t features); extern uint64_t virtio_get_config(struct virtio_device *dev, int offset, int size); extern int __virtio_read_config(struct virtio_device *dev, void *dst, int offset, int len); diff --git a/qemu/roms/SLOF/lib/libvirtio/virtio.in b/qemu/roms/SLOF/lib/libvirtio/virtio.in index c36d127c7..195840e0f 100644 --- a/qemu/roms/SLOF/lib/libvirtio/virtio.in +++ b/qemu/roms/SLOF/lib/libvirtio/virtio.in @@ -10,6 +10,8 @@ * IBM Corporation - initial implementation *****************************************************************************/ +cod(virtio-setup-vd) + cod(virtio-vring-size) cod(virtio-get-qsize) cod(virtio-get-config) diff --git a/qemu/roms/SLOF/make.rules b/qemu/roms/SLOF/make.rules index aebc4e360..cbc63530a 100644 --- a/qemu/roms/SLOF/make.rules +++ b/qemu/roms/SLOF/make.rules @@ -19,8 +19,12 @@ ARCH := $(shell uname -p) # Auto-detect ppc64 -ifeq ($(ARCH), ppc64) -CROSS = "" +ifeq (ppc64,$(findstring ppc64,$(ARCH))) + ifeq ($(ARCH), ppc64le) + EXTRA_CC = -mbig -mabi=elfv1 + EXTRA_LD = -mbig + endif +CROSS ?= else CROSS ?= powerpc64-linux- endif @@ -31,8 +35,8 @@ HOSTCC ?= gcc HOSTCFLAGS = -g -Wall -W -O2 -I. -I../include DD = dd -ONLY_CC = $(CROSS)gcc -m$(CELLSIZE) -ONLY_AS = $(CROSS)as -m$(CELLSIZE) +ONLY_CC = $(CROSS)gcc -m$(CELLSIZE) $(EXTRA_CC) +ONLY_AS = $(CROSS)as -m$(CELLSIZE) $(EXTRA_LD) ONLY_LD = $(CROSS)ld -melf$(CELLSIZE)ppc # Verbose level: diff --git a/qemu/roms/SLOF/rtas/reloc.S b/qemu/roms/SLOF/rtas/reloc.S index e24d293d4..1b5b59a68 100644 --- a/qemu/roms/SLOF/rtas/reloc.S +++ b/qemu/roms/SLOF/rtas/reloc.S @@ -61,7 +61,7 @@ _rtas_start: ._rtas_entry_offset: .quad rtas_entry-_rtas_start ._rtas_config_offset: .quad rtas_config-_rtas_start ._rtas_stack: .quad .stack-_rtas_start+RTAS_STACKSIZE-0x60 -._rtas_toc: .quad _got-_rtas_start+0x8000 +._rtas_toc: .quad _got-_rtas_start .over: mflr r8 # gpr 8 is the base diff --git a/qemu/roms/SLOF/rtas/rtas.lds b/qemu/roms/SLOF/rtas/rtas.lds index a5ba1daaf..30b18dd26 100644 --- a/qemu/roms/SLOF/rtas/rtas.lds +++ b/qemu/roms/SLOF/rtas/rtas.lds @@ -28,7 +28,8 @@ SECTIONS { } .got : { - _got = .; + . = ALIGN(256); + _got = DEFINED (.TOC.) ? .TOC. : ADDR (.got) + 0x8000; *(.got .toc) } .reloc : diff --git a/qemu/roms/SLOF/rtas/rtas_entry.S b/qemu/roms/SLOF/rtas/rtas_entry.S index 74693aa48..424137bf5 100644 --- a/qemu/roms/SLOF/rtas/rtas_entry.S +++ b/qemu/roms/SLOF/rtas/rtas_entry.S @@ -39,7 +39,7 @@ rtas_entry: bcl 20,31,.over # branch to over .base: .align 3 -..got: .quad _got-.base+0x8000 +..got: .quad _got-.base ..stack: .quad .stack+RTAS_STACKSIZE-0x60-.base .over: mflr r8 # gpr 8 is the base diff --git a/qemu/roms/SLOF/slof/entry.S b/qemu/roms/SLOF/slof/entry.S index dcff57ba0..5372de357 100644 --- a/qemu/roms/SLOF/slof/entry.S +++ b/qemu/roms/SLOF/slof/entry.S @@ -207,4 +207,13 @@ call_client: li 3, -1 # client app return blr + + # Call another function via pointer in r6 + # (arguments can be provided in r3 to r5) + # Destination function should jump back to lr +C_ENTRY(call_c) + mtctr r6 + bctr + +.global the_system_stack .lcomm the_system_stack, STACKSIZE, 16 diff --git a/qemu/roms/SLOF/slof/fs/base.fs b/qemu/roms/SLOF/slof/fs/base.fs index e71e087eb..03e77e54f 100644 --- a/qemu/roms/SLOF/slof/fs/base.fs +++ b/qemu/roms/SLOF/slof/fs/base.fs @@ -579,8 +579,6 @@ defer cursor-off ( -- ) #include "debug.fs" \ provide 7.5.3.1 Dictionary search #include "dictionary.fs" -\ block data access for IO devices - ought to be implemented in engine -#include "rmove.fs" \ provide a simple run time preprocessor #include <preprocessor.fs> diff --git a/qemu/roms/SLOF/slof/fs/boot.fs b/qemu/roms/SLOF/slof/fs/boot.fs index 9a0ded0c2..e0b628140 100644 --- a/qemu/roms/SLOF/slof/fs/boot.fs +++ b/qemu/roms/SLOF/slof/fs/boot.fs @@ -181,17 +181,13 @@ defer go ( -- ) \ with watchdog timeout. 4ec set-watchdog THEN + 2dup " HALT" str= IF 2drop 0 EXIT THEN my-self >r current-node @ >r \ Save my-self ." Trying to load: " $bootargs type ." from: " 2dup type ." ... " 2dup open-dev dup IF dup to my-self dup ihandle>phandle set-node -rot ( ihandle devstr len ) - my-args nip 0= IF - 2dup 1- + c@ [char] : <> IF \ Add : to device path if missing - 1+ strdup 2dup 1- + [char] : swap c! - THEN - THEN encode-string s" bootpath" set-chosen $bootargs encode-string s" bootargs" set-chosen get-load-base s" load" 3 pick ['] $call-method CATCH IF @@ -211,7 +207,7 @@ defer go ( -- ) : parse-load ( "{devlist}" -- success ) \ Parse-execute boot-device list cr BEGIN parse-word dup WHILE - ( de-alias ) do-load dup 0< IF drop 0 THEN IF + de-alias do-load dup 0< IF drop 0 THEN IF state-valid @ IF ." Successfully loaded" cr THEN true 0d parse strdup load-list 2! EXIT THEN diff --git a/qemu/roms/SLOF/slof/fs/client.fs b/qemu/roms/SLOF/slof/fs/client.fs index 1b2bb0326..7d537a668 100644 --- a/qemu/roms/SLOF/slof/fs/client.fs +++ b/qemu/roms/SLOF/slof/fs/client.fs @@ -282,6 +282,18 @@ ALSO client-voc DEFINITIONS ; \ +\ Standard for Boot, defined in 6.3.2.5: +\ +: boot ( zstr -- ) + zcount + debug-client-interface? IF + ." ci: boot " 2dup type cr + THEN + " boot " 2swap $cat " boot-command" $setenv (nvupdate) + reset-all +; + +\ \ User Interface, defined in 6.3.2.6 \ : interpret ( ... zstr -- result ... ) diff --git a/qemu/roms/SLOF/slof/fs/fbuffer.fs b/qemu/roms/SLOF/slof/fs/fbuffer.fs index 756f05a95..47046087d 100644 --- a/qemu/roms/SLOF/slof/fs/fbuffer.fs +++ b/qemu/roms/SLOF/slof/fs/fbuffer.fs @@ -19,6 +19,7 @@ 0 VALUE screen-height 0 VALUE screen-width 0 VALUE screen-depth +0 VALUE screen-line-bytes 0 VALUE window-top 0 VALUE window-left @@ -54,10 +55,10 @@ : fb8-background inverse? ; : fb8-foreground inverse? invert ; -: fb8-lines2bytes ( #lines -- #bytes ) char-height * screen-width * screen-depth * ; +: fb8-lines2bytes ( #lines -- #bytes ) char-height * screen-line-bytes * ; : fb8-columns2bytes ( #columns -- #bytes ) char-width * screen-depth * ; : fb8-line2addr ( line# -- addr ) - char-height * window-top + screen-width * screen-depth * + char-height * window-top + screen-line-bytes * frame-buffer-adr + window-left screen-depth * + ; @@ -98,9 +99,10 @@ CREATE bitmap-buffer 400 4 * allot : fb8-toggle-cursor ( -- ) line# fb8-line2addr column# fb8-columns2bytes + - char-height 0 ?DO - char-width screen-depth * 0 ?DO dup dup rb@ -1 xor swap rb! 1+ LOOP - screen-width screen-depth * + char-width screen-depth * - + char-height 2 - screen-line-bytes * + + 2 0 ?DO + dup char-width screen-depth * invert-region + screen-line-bytes + LOOP drop ; @@ -110,7 +112,7 @@ CREATE bitmap-buffer 400 4 * allot line# fb8-line2addr column# fb8-columns2bytes + ( bitmap-buf fb-addr ) char-height 0 ?DO 2dup char-width screen-depth * mrmove - screen-width screen-depth * + >r char-width screen-depth * + r> + screen-line-bytes + >r char-width screen-depth * + r> LOOP 2drop ELSE 2drop r> 3drop THEN ; @@ -135,12 +137,12 @@ CREATE bitmap-buffer 400 4 * allot fb8-columns2bytes swap fb8-columns2bytes tuck - over r@ tuck + rot char-height 0 ?DO 3dup rmove - -rot screen-width screen-depth * tuck + -rot + swap rot + -rot screen-line-bytes tuck + -rot + swap rot LOOP 3drop r> THEN char-height 0 ?DO - dup 2 pick fb8-erase-block screen-width screen-depth * + + dup 2 pick fb8-erase-block screen-line-bytes + LOOP 2drop ; @@ -153,12 +155,12 @@ CREATE bitmap-buffer 400 4 * allot fb8-columns2bytes swap fb8-columns2bytes tuck - over r@ + 2dup + r> swap >r rot char-height 0 ?DO 3dup rmove - -rot screen-width screen-depth * tuck + -rot + swap rot + -rot screen-line-bytes tuck + -rot + swap rot LOOP 3drop r> over - THEN char-height 0 ?DO - dup 2 pick fb8-erase-block screen-width screen-depth * + + dup 2 pick fb8-erase-block screen-line-bytes + LOOP 2drop ; @@ -166,13 +168,11 @@ CREATE bitmap-buffer 400 4 * allot : fb8-reset-screen ( -- ) ( Left as no-op by design ) ; : fb8-erase-screen ( -- ) - frame-buffer-adr screen-height screen-width * screen-depth * fb8-erase-block + frame-buffer-adr screen-height screen-line-bytes * fb8-erase-block ; : fb8-invert-screen ( -- ) - frame-buffer-adr screen-height screen-width * screen-depth * 2dup /x / 0 ?DO - dup rx@ -1 xor over rx! xa1+ - LOOP 3drop + frame-buffer-adr screen-height screen-line-bytes * invert-region ; : fb8-blink-screen ( -- ) fb8-invert-screen fb8-invert-screen ; @@ -180,6 +180,7 @@ CREATE bitmap-buffer 400 4 * allot : fb8-install ( width height #columns #lines -- ) 1 to screen-depth 2swap to screen-height to screen-width + screen-width to screen-line-bytes screen-#rows min to #lines screen-#columns min to #columns screen-height char-height #lines * - 2/ to window-top @@ -201,6 +202,7 @@ CREATE bitmap-buffer 400 4 * allot >r fb8-install r> to screen-depth + screen-width screen-depth * to screen-line-bytes ; diff --git a/qemu/roms/SLOF/slof/fs/little-endian.fs b/qemu/roms/SLOF/slof/fs/little-endian.fs index f2e4e8d42..6b4779ee0 100644 --- a/qemu/roms/SLOF/slof/fs/little-endian.fs +++ b/qemu/roms/SLOF/slof/fs/little-endian.fs @@ -17,6 +17,9 @@ here c@ ef = CONSTANT ?littleendian ?bigendian [IF] +: x!-le >r xbflip r> x! ; +: x@-le x@ xbflip ; + : l!-le >r lbflip r> l! ; : l@-le l@ lbflip ; @@ -47,6 +50,9 @@ here c@ ef = CONSTANT ?littleendian [ELSE] +: x!-le x! ; +: x@-le x@ ; + : l!-le l! ; : l@-le l@ ; diff --git a/qemu/roms/SLOF/slof/fs/packages/disk-label.fs b/qemu/roms/SLOF/slof/fs/packages/disk-label.fs index fe1c25e7a..e034d6408 100644 --- a/qemu/roms/SLOF/slof/fs/packages/disk-label.fs +++ b/qemu/roms/SLOF/slof/fs/packages/disk-label.fs @@ -20,6 +20,7 @@ false VALUE debug-disk-label? \ If we ever want to put a large kernel with initramfs from a PREP partition \ we might need to increase this value. The default value is 65536 blocks (32MB) d# 65536 value max-prep-partition-blocks +d# 4096 CONSTANT block-array-size s" disk-label" device-name @@ -152,8 +153,8 @@ CONSTANT /gpt-part-entry : init-block ( -- ) s" block-size" ['] $call-parent CATCH IF ABORT" parent has no block-size." THEN to block-size - d# 4096 alloc-mem - dup d# 4096 erase + block-array-size alloc-mem + dup block-array-size erase to block debug-disk-label? IF ." init-block: block-size=" block-size .d ." block=0x" block u. cr @@ -178,7 +179,8 @@ CONSTANT /gpt-part-entry \ This word returns true if the currently loaded block has _NO_ GPT partition id : no-gpt? ( -- true|false ) 0 read-sector - 1 partition>part-entry part-entry>id c@ ee <> + 1 partition>part-entry part-entry>id c@ ee <> IF true EXIT THEN + block mbr>magic w@-le aa55 <> ; : pc-extended-partition? ( part-entry-addr -- true|false ) @@ -266,7 +268,10 @@ CONSTANT /gpt-part-entry : try-dos-partition ( -- okay? ) \ Read partition table and check magic. - no-mbr? IF cr ." No DOS disk-label found." cr false EXIT THEN + no-mbr? IF + debug-disk-label? IF cr ." No DOS disk-label found." cr THEN + false EXIT + THEN count-dos-logical-partitions TO dos-logical-partitions @@ -320,6 +325,14 @@ CONSTANT /gpt-part-entry \ Load from first active DOS boot partition. +: fat-bootblock? ( addr -- flag ) + \ byte 0-2 of the bootblock is a jump instruction in + \ all FAT filesystems. + \ e9 and eb are jump instructions in x86 assembler. + dup c@ e9 = IF drop true EXIT THEN + dup c@ eb = swap 2+ c@ 90 = and +; + \ NOTE: block-size is always 512 bytes for DOS partition tables. : load-from-dos-boot-partition ( addr -- size ) @@ -352,60 +365,103 @@ CONSTANT /gpt-part-entry drop 0 ; -\ Check for GPT PReP partition GUID -9E1A2D38 CONSTANT GPT-PREP-PARTITION-1 -C612 CONSTANT GPT-PREP-PARTITION-2 -4316 CONSTANT GPT-PREP-PARTITION-3 -AA26 CONSTANT GPT-PREP-PARTITION-4 -8B49521E5A8B CONSTANT GPT-PREP-PARTITION-5 +\ Check for GPT PReP partition GUID. Only first 3 blocks are +\ byte-swapped treating last two blocks as contigous for simplifying +\ comparison +9E1A2D38 CONSTANT GPT-PREP-PARTITION-1 +C612 CONSTANT GPT-PREP-PARTITION-2 +4316 CONSTANT GPT-PREP-PARTITION-3 +AA268B49521E5A8B CONSTANT GPT-PREP-PARTITION-4 : gpt-prep-partition? ( -- true|false ) - block gpt-part-entry>part-type-guid l@-le GPT-PREP-PARTITION-1 = IF - block gpt-part-entry>part-type-guid 4 + w@-le - GPT-PREP-PARTITION-2 = IF - block gpt-part-entry>part-type-guid 6 + w@-le - GPT-PREP-PARTITION-3 = IF - block gpt-part-entry>part-type-guid 8 + w@ - GPT-PREP-PARTITION-4 = IF - block gpt-part-entry>part-type-guid a + w@ - block gpt-part-entry>part-type-guid c + l@ swap lxjoin - GPT-PREP-PARTITION-5 = IF - TRUE EXIT - THEN - THEN - THEN - THEN + block gpt-part-entry>part-type-guid + dup l@-le GPT-PREP-PARTITION-1 <> IF drop false EXIT THEN + dup 4 + w@-le GPT-PREP-PARTITION-2 <> IF drop false EXIT THEN + dup 6 + w@-le GPT-PREP-PARTITION-3 <> IF drop false EXIT THEN + 8 + x@ GPT-PREP-PARTITION-4 = +; + +\ Check for GPT MSFT BASIC DATA GUID - fat based +EBD0A0A2 CONSTANT GPT-BASIC-DATA-PARTITION-1 +B9E5 CONSTANT GPT-BASIC-DATA-PARTITION-2 +4433 CONSTANT GPT-BASIC-DATA-PARTITION-3 +87C068B6B72699C7 CONSTANT GPT-BASIC-DATA-PARTITION-4 + +: gpt-basic-data-partition? ( -- true|false ) + block gpt-part-entry>part-type-guid + dup l@-le GPT-BASIC-DATA-PARTITION-1 <> IF drop false EXIT THEN + dup 4 + w@-le GPT-BASIC-DATA-PARTITION-2 <> IF drop false EXIT THEN + dup 6 + w@-le GPT-BASIC-DATA-PARTITION-3 <> IF drop false EXIT THEN + 8 + x@ GPT-BASIC-DATA-PARTITION-4 = +; + +\ +\ GPT Signature +\ ("EFI PART", 45h 46h 49h 20h 50h 41h 52h 54h) +\ +4546492050415254 CONSTANT GPT-SIGNATURE + +\ The routine checks whether the protective MBR has GPT ID and then +\ reads the gpt data from the sector. Also set the seek position and +\ the partition size used in caller routines. + +: get-gpt-partition ( -- true|false ) + no-gpt? IF false EXIT THEN + debug-disk-label? IF cr ." GPT partition found " cr THEN + 1 read-sector + block gpt>part-entry-lba x@-le + block-size * to seek-pos + block gpt>part-entry-size l@-le to gpt-part-size + gpt-part-size block-array-size > IF + cr ." GPT part size exceeds buffer allocated " cr + false exit THEN - FALSE + block gpt>signature x@ GPT-SIGNATURE = ; : load-from-gpt-prep-partition ( addr -- size ) - no-gpt? IF drop FALSE EXIT THEN - debug-disk-label? IF - cr ." GPT partition found " cr - THEN - 1 read-sector block gpt>part-entry-lba l@-le - block-size * to seek-pos - block gpt>part-entry-size l@-le to gpt-part-size - block gpt>num-part-entry l@-le dup 0= IF FALSE EXIT THEN + get-gpt-partition 0= IF false EXIT THEN + block gpt>num-part-entry l@-le dup 0= IF false exit THEN 1+ 1 ?DO seek-pos 0 seek drop block gpt-part-size read drop gpt-prep-partition? IF - debug-disk-label? IF - ." GPT PReP partition found " cr - THEN - block gpt-part-entry>first-lba x@ xbflip - block gpt-part-entry>last-lba x@ xbflip - over - 1+ ( addr offset len ) - swap ( addr len offset ) - block-size * to part-offset - 0 0 seek drop ( addr len ) - block-size * read ( size ) + debug-disk-label? IF ." GPT PReP partition found " cr THEN + block gpt-part-entry>first-lba x@-le ( addr first-lba ) + block gpt-part-entry>last-lba x@-le ( addr first-lba last-lba) + over - 1+ ( addr first-lba blocks ) + swap ( addr blocks first-lba ) + block-size * to part-offset ( addr blocks ) + 0 0 seek drop ( addr blocks ) + block-size * read ( size ) + UNLOOP EXIT + THEN + seek-pos gpt-part-size + to seek-pos + LOOP + false +; + +: try-gpt-dos-partition ( -- true|false ) + get-gpt-partition 0= IF false EXIT THEN + block gpt>num-part-entry l@-le dup 0= IF false EXIT THEN + 1+ 1 ?DO + seek-pos 0 seek drop + block gpt-part-size read drop + gpt-basic-data-partition? IF + debug-disk-label? IF ." GPT BASIC DATA partition found " cr THEN + block gpt-part-entry>first-lba x@-le ( first-lba ) + dup to part-start ( first-lba ) + block gpt-part-entry>last-lba x@-le ( first-lba last-lba ) + over - 1+ ( first-lba s1 ) + block-size * to part-size ( first-lba ) + block-size * to part-offset ( ) + 0 0 seek drop + block block-size read drop + block fat-bootblock? ( true|false ) UNLOOP EXIT THEN - seek-pos gpt-part-size i * + to seek-pos + seek-pos gpt-part-size + to seek-pos LOOP - FALSE + false ; \ Extract the boot loader path from a bootinfo.txt file @@ -493,7 +549,7 @@ AA26 CONSTANT GPT-PREP-PARTITION-4 debug-disk-label? IF ." Trying CHRP boot " .s cr THEN 1 disk-chrp-boot ! - dup load-chrp-boot-file ?dup 0 <> IF .s cr nip EXIT THEN + dup load-chrp-boot-file ?dup 0 <> IF nip EXIT THEN 0 disk-chrp-boot ! debug-disk-label? IF ." Trying GPT boot " .s cr THEN @@ -558,14 +614,7 @@ AA26 CONSTANT GPT-PREP-PARTITION-4 : try-dos-files ( -- found? ) no-mbr? IF false EXIT THEN - \ block 0 byte 0-2 is a jump instruction in all FAT - \ filesystems. - \ e9 and eb are jump instructions in x86 assembler. - block c@ e9 <> IF - block c@ eb <> - block 2+ c@ 90 <> or - IF false EXIT THEN - THEN + block fat-bootblock? 0= IF false EXIT THEN s" fat-files" (interpose-filesystem) true ; @@ -600,6 +649,7 @@ AA26 CONSTANT GPT-PREP-PARTITION-4 : try-partitions ( -- found? ) try-dos-partition IF try-files EXIT THEN + try-gpt-dos-partition IF try-files EXIT THEN \ try-iso9660-partition IF try-files EXIT THEN \ ... more partition types here... false @@ -610,7 +660,7 @@ AA26 CONSTANT GPT-PREP-PARTITION-4 : close ( -- ) debug-disk-label? IF ." Closing disk-label: block=0x" block u. ." block-size=" block-size .d cr THEN - block d# 4096 free-mem + block block-array-size free-mem ; diff --git a/qemu/roms/SLOF/slof/fs/packages/fat-files.fs b/qemu/roms/SLOF/slof/fs/packages/fat-files.fs index 0cec3664e..d9194527e 100644 --- a/qemu/roms/SLOF/slof/fs/packages/fat-files.fs +++ b/qemu/roms/SLOF/slof/fs/packages/fat-files.fs @@ -18,6 +18,7 @@ INSTANCE VARIABLE sectors/cluster INSTANCE VARIABLE #reserved-sectors INSTANCE VARIABLE #fats INSTANCE VARIABLE #root-entries +INSTANCE VARIABLE fat32-root-cluster INSTANCE VARIABLE total-#sectors INSTANCE VARIABLE media-descriptor INSTANCE VARIABLE sectors/fat @@ -59,9 +60,18 @@ INSTANCE VARIABLE next-cluster : read-cluster ( cluster# -- ) dup bytes/cluster @ * cluster-offset @ + bytes/cluster @ read-data read-fat dup #clusters @ >= IF drop 0 THEN next-cluster ! ; + : read-dir ( cluster# -- ) - ?dup 0= IF root-offset @ #root-entries @ 20 * read-data 0 next-cluster ! - ELSE read-cluster THEN ; + ?dup 0= IF + #root-entries @ 0= IF + fat32-root-cluster @ read-cluster + ELSE + root-offset @ #root-entries @ 20 * read-data 0 next-cluster ! + THEN + ELSE + read-cluster + THEN +; : .time ( x -- ) base @ >r decimal @@ -137,6 +147,7 @@ CREATE dos-name b allot \ For FAT32: sectors/fat @ 0= IF data @ 24 + 4c@ bljoin sectors/fat ! THEN + #root-entries @ 0= IF data @ 2c + 4c@ bljoin ELSE 0 THEN fat32-root-cluster ! \ XXX add other FAT32 stuff (offsets 28, 2c, 30) diff --git a/qemu/roms/SLOF/slof/fs/pci-config-bridge.fs b/qemu/roms/SLOF/slof/fs/pci-config-bridge.fs index 689325318..1efbcd804 100644 --- a/qemu/roms/SLOF/slof/fs/pci-config-bridge.fs +++ b/qemu/roms/SLOF/slof/fs/pci-config-bridge.fs @@ -81,26 +81,6 @@ 2drop ; -: dma-alloc ( ... size -- virt ) - \ ." dma-alloc called: " .s cr - alloc-mem -; - -: dma-free ( virt size -- ) - \ ." dma-free called: " .s cr - free-mem -; - -: dma-map-in ( ... virt size cacheable? -- devaddr ) - \ ." dma-map-in called: " .s cr - 2drop -; - -: dma-map-out ( virt devaddr size -- ) - \ ." dma-map-out called: " .s cr - 2drop drop -; - : dma-sync ( virt devaddr size -- ) \ XXX should we add at least a memory barrier here? \ ." dma-sync called: " .s cr diff --git a/qemu/roms/SLOF/slof/fs/pci-scan.fs b/qemu/roms/SLOF/slof/fs/pci-scan.fs index b8b9fe61f..2fdf0e8f5 100644 --- a/qemu/roms/SLOF/slof/fs/pci-scan.fs +++ b/qemu/roms/SLOF/slof/fs/pci-scan.fs @@ -110,10 +110,13 @@ here 100 allot CONSTANT pci-device-vec dup 100000 + pci-next-mem ! \ and write back with 1MB for bridge over 24 + rtas-config-w@ \ check if 64bit support 1 and IF \ IF 64 bit support - 2dup 20 rshift \ | keep upper 32 bits - swap 28 + rtas-config-l! \ | and write it into the Base-Upper32-bits - pci-max-mem @ 20 rshift \ | fetch max Limit address and keep upper 32 bits - 2 pick 2C + rtas-config-l! \ | and set the Limit + pci-next-mem64 @ 100000000 #aligned \ | read the current Value of 64-bit and align to 4GB boundary + dup 100000000 + pci-next-mem64 x! \ | and write back with 1GB for bridge + 2 pick swap \ | + 20 rshift \ | keep upper 32 bits + swap 28 + rtas-config-l! \ | and write it into the Base-Upper32-bits + pci-max-mem64 @ 20 rshift \ | fetch max Limit address and keep upper 32 bits + 2 pick 2C + rtas-config-l! \ | and set the Limit THEN \ FI 10 rshift \ keep upper 16 bits pci-max-mem @ 1- FFFF0000 and or \ and Insert mmem Limit (set it to max) @@ -129,8 +132,12 @@ here 100 allot CONSTANT pci-device-vec 1- \ make limit one less than boundary over 24 + rtas-config-w@ \ check if 64bit support 1 and IF \ IF 64 bit support - 2dup 20 rshift \ | keep upper 32 bits - swap 2C + rtas-config-l! \ | and write it into the Limit-Upper32-bits + pci-next-mem64 @ 100000000 #aligned \ | Reat current value of 64-bar and align at 4GB + dup pci-next-mem64 x! \ | and write it back + 1- \ | make limite one less than boundary + 2 pick swap \ | + 20 rshift \ | keep upper 32 bits + swap 2C + rtas-config-l! \ | and write it into the Limit-Upper32-bits THEN \ FI FFFF0000 and \ keep upper 16 bits over 24 + rtas-config-l@ 0000FFFF and \ fetch original Value diff --git a/qemu/roms/SLOF/slof/fs/rmove.fs b/qemu/roms/SLOF/slof/fs/rmove.fs deleted file mode 100644 index c28dba9c4..000000000 --- a/qemu/roms/SLOF/slof/fs/rmove.fs +++ /dev/null @@ -1,53 +0,0 @@ -\ ***************************************************************************** -\ * Copyright (c) 2004, 2008 IBM Corporation -\ * All rights reserved. -\ * This program and the accompanying materials -\ * are made available under the terms of the BSD License -\ * which accompanies this distribution, and is available at -\ * http://www.opensource.org/licenses/bsd-license.php -\ * -\ * Contributors: -\ * IBM Corporation - initial implementation -\ ****************************************************************************/ - -defer '(r@) -defer '(r!) -1 VALUE /(r) - - -\ The rest of the code already implemented in prim.in -\ In the end all of this should be moved over there and this file terminated - -: (rfill) ( addr size pattern 'r! /r -- ) - to /(r) to '(r!) ff and - dup 8 lshift or dup 10 lshift or dup 20 lshift or - -rot bounds ?do dup i '(r!) /(r) +loop drop -; - -: (fwrmove) ( src dest size -- ) - >r 0 -rot r> bounds ?do + dup '(r@) i '(r!) /(r) dup +loop 2drop -; - -\ Move from main to device memory -: mrmove ( src dest size -- ) - 3dup or or 7 AND CASE - 0 OF ['] x@ ['] rx! /x ENDOF - 4 OF ['] l@ ['] rl! /l ENDOF - 2 OF ['] w@ ['] rw! /w ENDOF - dup OF ['] c@ ['] rb! /c ENDOF - ENDCASE - ( We already know that source and destination do not overlap ) - to /(r) to '(r!) to '(r@) (fwrmove) -; - -: rfill ( addr size pattern -- ) - 3dup drop or 7 AND CASE - 0 OF ['] rx! /x ENDOF - 4 OF ['] rl! /l ENDOF - 2 OF ['] rw! /w ENDOF - dup OF ['] rb! /c ENDOF - ENDCASE (rfill) -; - - - diff --git a/qemu/roms/SLOF/slof/fs/root.fs b/qemu/roms/SLOF/slof/fs/root.fs index 21c710951..952b00e75 100644 --- a/qemu/roms/SLOF/slof/fs/root.fs +++ b/qemu/roms/SLOF/slof/fs/root.fs @@ -77,7 +77,6 @@ finish-device : open true ; : close ; -#include <archsupport.fs> \ Finish root finish-device diff --git a/qemu/roms/SLOF/slof/fs/terminal.fs b/qemu/roms/SLOF/slof/fs/terminal.fs index 582bedeb3..dc82e7bf4 100644 --- a/qemu/roms/SLOF/slof/fs/terminal.fs +++ b/qemu/roms/SLOF/slof/fs/terminal.fs @@ -167,6 +167,7 @@ false VALUE stopcsi CREATE twtracebuf 4000 allot twtracebuf 4000 erase twtracebuf VALUE twbp 0 VALUE twbc +0 VALUE twtrace-enabled? : twtrace twbc 4000 = IF 0 to twbc twtracebuf to twbp THEN @@ -176,7 +177,7 @@ twtracebuf VALUE twbp : terminal-write ( addr len -- actual-len ) cursor-off tuck bounds ?DO i c@ - twtrace + twtrace-enabled? IF twtrace THEN esc-on IF esc-process ELSE CASE 1B OF true to esc-on ENDOF diff --git a/qemu/roms/SLOF/slof/helpers.c b/qemu/roms/SLOF/slof/helpers.c index d7c1888b4..48c34a65c 100644 --- a/qemu/roms/SLOF/slof/helpers.c +++ b/qemu/roms/SLOF/slof/helpers.c @@ -114,6 +114,13 @@ long SLOF_pci_config_read16(long offset) return forth_pop(); } +long SLOF_pci_config_read8(long offset) +{ + forth_push(offset); + forth_eval("config-b@"); + return forth_pop(); +} + void SLOF_pci_config_write32(long offset, long value) { forth_push(value); @@ -128,6 +135,13 @@ void SLOF_pci_config_write16(long offset, long value) forth_eval("config-w!"); } +void SLOF_pci_config_write8(long offset, long value) +{ + forth_push(value); + forth_push(offset); + forth_eval("config-b!"); +} + void *SLOF_translate_my_address(void *addr) { forth_push((long)addr); diff --git a/qemu/roms/SLOF/slof/paflof.c b/qemu/roms/SLOF/slof/paflof.c index 624955fba..2fc25c81e 100644 --- a/qemu/roms/SLOF/slof/paflof.c +++ b/qemu/roms/SLOF/slof/paflof.c @@ -19,6 +19,7 @@ #undef unix #include "paflof.h" +#include <stdio.h> #include <string.h> #include <stdint.h> #include <ctype.h> @@ -43,6 +44,9 @@ unsigned char hash_table[HASHSIZE*CELLSIZE]; #include ISTR(TARG,c) +static int did_stackwarning; +extern char the_system_stack[]; + // the actual engine long engine(int mode, long param_1, long param_2) { @@ -84,6 +88,11 @@ long engine(int mode, long param_1, long param_2) c_return[1].a = &dummy; } + if ((char *)&ip < the_system_stack && !did_stackwarning) { + puts("ERROR: stack overflow in engine()!"); + did_stackwarning = 1; + } + if (mode & ENGINE_MODE_PARAM_2) { (++dp)->n = param_2; } diff --git a/qemu/roms/SLOF/slof/ppc64.c b/qemu/roms/SLOF/slof/ppc64.c index 20d927069..619d95ec7 100644 --- a/qemu/roms/SLOF/slof/ppc64.c +++ b/qemu/roms/SLOF/slof/ppc64.c @@ -42,24 +42,7 @@ cell *the_heap_start = &the_heap[0]; cell *the_heap_end = &the_heap[HEAP_SIZE / CELLSIZE]; extern void io_putchar(unsigned char); - - -static unsigned long __attribute__((noinline)) -call_c(cell arg0, cell arg1, cell arg2, cell entry) -{ - register unsigned long r3 asm("r3") = arg0.u; - register unsigned long r4 asm("r4") = arg1.u; - register unsigned long r5 asm("r5") = arg2.u; - register unsigned long r6 = entry.u ; - - asm volatile("mflr 31 ; mtctr %4 ; bctrl ; mtlr 31" - : "=r" (r3) - : "r" (r3), "r" (r4), "r" (r5), "r" (r6) - : "ctr", "r6", "r7", "r8", "r9", "r10", "r11", - "r12", "r13", "r31", "lr", "cc"); - - return r3; -} +extern unsigned long call_c(cell arg0, cell arg1, cell arg2, cell entry); long diff --git a/qemu/roms/SLOF/slof/prim.code b/qemu/roms/SLOF/slof/prim.code index 9fbed7168..bb9e036a9 100644 --- a/qemu/roms/SLOF/slof/prim.code +++ b/qemu/roms/SLOF/slof/prim.code @@ -520,6 +520,19 @@ PRIM(RMOVE) MIRP +PRIM(MRMOVE) + type_u size = TOS.u; POP; + void *d = TOS.a; POP; + void *s = TOS.a; POP; + FAST_MRMOVE(s, d, size); + MIRP + +PRIM(RFILL) + type_u pat = TOS.u; POP; + type_u size = TOS.u; POP; + void *dst = TOS.a; POP; + FAST_RFILL(dst, size, pat); + MIRP // String compare, case insensitive: // : string=ci ( str1 len1 str2 len2 -- equal? ) diff --git a/qemu/roms/SLOF/slof/prim.in b/qemu/roms/SLOF/slof/prim.in index 7a0d6a2ed..855f59262 100644 --- a/qemu/roms/SLOF/slof/prim.in +++ b/qemu/roms/SLOF/slof/prim.in @@ -104,8 +104,9 @@ cod(SEMICOLON) cod(EXECUTE) cod(MOVE) -// cod(RMOVE64) cod(RMOVE) +cod(MRMOVE) +cod(RFILL) cod(ZCOUNT) con(HASH-SIZE HASHSIZE) cod(HASH) |