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/ipxe/src/arch/i386 | |
| 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/ipxe/src/arch/i386')
150 files changed, 2157 insertions, 756 deletions
diff --git a/qemu/roms/ipxe/src/arch/i386/Makefile b/qemu/roms/ipxe/src/arch/i386/Makefile index 4925cc4e6..99f875314 100644 --- a/qemu/roms/ipxe/src/arch/i386/Makefile +++ b/qemu/roms/ipxe/src/arch/i386/Makefile @@ -69,6 +69,17 @@ CFLAGS += -fshort-wchar # CFLAGS += -Ui386 +# Some widespread patched versions of gcc include -fPIE -Wl,-pie by +# default. Note that gcc will exit *successfully* if it fails to +# recognise an option that starts with "no", so we have to test for +# output on stderr instead of checking the exit status. +# +ifeq ($(CCTYPE),gcc) +PIE_TEST = [ -z "`$(CC) -fno-PIE -nopie -x c -c /dev/null -o /dev/null 2>&1`" ] +PIE_FLAGS := $(shell $(PIE_TEST) && $(ECHO) '-fno-PIE -nopie') +WORKAROUND_CFLAGS += $(PIE_FLAGS) +endif + # Define version string for lkrnprefix.S # CFLAGS_lkrnprefix += -DVERSION="\"$(VERSION)\"" diff --git a/qemu/roms/ipxe/src/arch/i386/core/basemem_packet.c b/qemu/roms/ipxe/src/arch/i386/core/basemem_packet.c index 06ffa3bbd..9f5fbf330 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/basemem_packet.c +++ b/qemu/roms/ipxe/src/arch/i386/core/basemem_packet.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/core/cachedhcp.c b/qemu/roms/ipxe/src/arch/i386/core/cachedhcp.c index 3cac28e7d..a5c624035 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/cachedhcp.c +++ b/qemu/roms/ipxe/src/arch/i386/core/cachedhcp.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdlib.h> diff --git a/qemu/roms/ipxe/src/arch/i386/core/gdbmach.c b/qemu/roms/ipxe/src/arch/i386/core/gdbmach.c index 4d6897f7d..d92a4ac08 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/gdbmach.c +++ b/qemu/roms/ipxe/src/arch/i386/core/gdbmach.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stddef.h> #include <stdio.h> diff --git a/qemu/roms/ipxe/src/arch/i386/core/patch_cf.S b/qemu/roms/ipxe/src/arch/i386/core/patch_cf.S index 97a62f494..4365563fe 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/patch_cf.S +++ b/qemu/roms/ipxe/src/arch/i386/core/patch_cf.S @@ -14,9 +14,13 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .text .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c b/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c index a3eb1f97d..337598091 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c +++ b/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c @@ -16,9 +16,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <ipxe/device.h> diff --git a/qemu/roms/ipxe/src/arch/i386/core/pic8259.c b/qemu/roms/ipxe/src/arch/i386/core/pic8259.c deleted file mode 100644 index 0a9ea2e03..000000000 --- a/qemu/roms/ipxe/src/arch/i386/core/pic8259.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#include <ipxe/io.h> -#include <pic8259.h> - -/** @file - * - * Minimal support for the 8259 Programmable Interrupt Controller - * - */ - -/** - * Send non-specific EOI(s) - * - * @v irq IRQ number - * - * This seems to be inherently unsafe. - */ -static inline void send_nonspecific_eoi ( unsigned int irq ) { - DBG ( "Sending non-specific EOI for IRQ %d\n", irq ); - if ( irq >= IRQ_PIC_CUTOFF ) { - outb ( ICR_EOI_NON_SPECIFIC, PIC2_ICR ); - } - outb ( ICR_EOI_NON_SPECIFIC, PIC1_ICR ); -} - -/** - * Send specific EOI(s) - * - * @v irq IRQ number - */ -static inline void send_specific_eoi ( unsigned int irq ) { - DBG ( "Sending specific EOI for IRQ %d\n", irq ); - if ( irq >= IRQ_PIC_CUTOFF ) { - outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( CHAINED_IRQ ) ), - ICR_REG ( CHAINED_IRQ ) ); - } - outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( irq ) ), ICR_REG ( irq ) ); -} - -/** - * Send End-Of-Interrupt to the PIC - * - * @v irq IRQ number - */ -void send_eoi ( unsigned int irq ) { - send_specific_eoi ( irq ); -} diff --git a/qemu/roms/ipxe/src/arch/i386/core/rdtsc_timer.c b/qemu/roms/ipxe/src/arch/i386/core/rdtsc_timer.c index 2f31afc66..e720a239c 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/rdtsc_timer.c +++ b/qemu/roms/ipxe/src/arch/i386/core/rdtsc_timer.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * @@ -27,7 +31,7 @@ FILE_LICENCE ( GPL2_OR_LATER ); #include <assert.h> #include <ipxe/timer.h> -#include <ipxe/timer2.h> +#include <ipxe/pit8254.h> /** * Number of TSC ticks per microsecond @@ -56,10 +60,10 @@ static void rdtsc_udelay ( unsigned long usecs ) { elapsed = ( currticks() - start ); } while ( elapsed < ( usecs * rdtsc_ticks_per_usec ) ); } else { - /* Not yet calibrated; use timer2 and calibrate + /* Not yet calibrated; use 8254 PIT and calibrate * based on result. */ - timer2_udelay ( usecs ); + pit8254_udelay ( usecs ); elapsed = ( currticks() - start ); rdtsc_ticks_per_usec = ( elapsed / usecs ); DBG ( "RDTSC timer calibrated: %ld ticks in %ld usecs " diff --git a/qemu/roms/ipxe/src/arch/i386/core/relocate.c b/qemu/roms/ipxe/src/arch/i386/core/relocate.c index 5fbf2d2c2..54ad387e4 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/relocate.c +++ b/qemu/roms/ipxe/src/arch/i386/core/relocate.c @@ -8,7 +8,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /* * The linker passes in the symbol _max_align, which is the alignment diff --git a/qemu/roms/ipxe/src/arch/i386/core/runtime.c b/qemu/roms/ipxe/src/arch/i386/core/runtime.c index 18ca7936e..d160fee04 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/runtime.c +++ b/qemu/roms/ipxe/src/arch/i386/core/runtime.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/core/setjmp.S b/qemu/roms/ipxe/src/arch/i386/core/setjmp.S index 03727148c..81d3b4911 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/setjmp.S +++ b/qemu/roms/ipxe/src/arch/i386/core/setjmp.S @@ -1,42 +1,64 @@ -/* setjmp and longjmp. Use of these functions is deprecated. */ - -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .text .arch i386 .code32 - -/************************************************************************** -SETJMP - Save stack context for non-local goto -**************************************************************************/ + + /* Must match jmp_buf structure layout */ + .struct 0 +env_retaddr: .long 0 +env_stack: .long 0 +env_ebx: .long 0 +env_esi: .long 0 +env_edi: .long 0 +env_ebp: .long 0 + .previous + +/* + * Save stack context for non-local goto + */ .globl setjmp setjmp: - movl 4(%esp),%ecx /* jmpbuf */ - movl 0(%esp),%edx /* return address */ - movl %edx,0(%ecx) - movl %ebx,4(%ecx) - movl %esp,8(%ecx) - movl %ebp,12(%ecx) - movl %esi,16(%ecx) - movl %edi,20(%ecx) - movl $0,%eax + /* Get jmp_buf pointer in %edx */ + movl 4(%esp),%edx + /* Save return address */ + movl 0(%esp),%eax + movl %eax, env_retaddr(%edx) + /* Save stack pointer */ + movl %esp, env_stack(%edx) + /* Save other registers */ + movl %ebx, env_ebx(%edx) + movl %esi, env_esi(%edx) + movl %edi, env_edi(%edx) + movl %ebp, env_ebp(%edx) + /* Return 0 when returning as setjmp() */ + xorl %eax, %eax ret + .size setjmp, . - setjmp -/************************************************************************** -LONGJMP - Non-local jump to a saved stack context -**************************************************************************/ +/* + * Non-local jump to a saved stack context + */ .globl longjmp longjmp: - movl 4(%esp),%edx /* jumpbuf */ - movl 8(%esp),%eax /* result */ - movl 0(%edx),%ecx - movl 4(%edx),%ebx - movl 8(%edx),%esp - movl 12(%edx),%ebp - movl 16(%edx),%esi - movl 20(%edx),%edi - cmpl $0,%eax - jne 1f - movl $1,%eax -1: movl %ecx,0(%esp) + /* Get jmp_buf pointer in %edx */ + movl 4(%esp),%edx + /* Get result in %eax */ + movl 8(%esp),%eax + /* Force result to non-zero */ + testl %eax, %eax + jnz 1f + incl %eax +1: /* Restore stack pointer */ + movl env_stack(%edx), %esp + /* Restore other registers */ + movl env_ebx(%edx), %ebx + movl env_esi(%edx), %esi + movl env_edi(%edx), %edi + movl env_ebp(%edx), %ebp + /* Replace return address on the new stack */ + popl %ecx /* discard */ + pushl env_retaddr(%edx) + /* Return to setjmp() caller */ ret + .size longjmp, . - longjmp diff --git a/qemu/roms/ipxe/src/arch/i386/core/stack.S b/qemu/roms/ipxe/src/arch/i386/core/stack.S index 737ec0eed..98f1cd9b9 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/stack.S +++ b/qemu/roms/ipxe/src/arch/i386/core/stack.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/core/stack16.S b/qemu/roms/ipxe/src/arch/i386/core/stack16.S index 523f0288b..4bc6f081a 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/stack16.S +++ b/qemu/roms/ipxe/src/arch/i386/core/stack16.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/core/timer2.c b/qemu/roms/ipxe/src/arch/i386/core/timer2.c deleted file mode 100644 index 077866562..000000000 --- a/qemu/roms/ipxe/src/arch/i386/core/timer2.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * arch/i386/core/i386_timer.c - * - * Use the "System Timer 2" to implement the udelay callback in - * the BIOS timer driver. Also used to calibrate the clock rate - * in the RTDSC timer driver. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2, or (at - * your option) any later version. - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#include <stddef.h> -#include <ipxe/timer2.h> -#include <ipxe/io.h> - -/* Timers tick over at this rate */ -#define TIMER2_TICKS_PER_SEC 1193180U - -/* Parallel Peripheral Controller Port B */ -#define PPC_PORTB 0x61 - -/* Meaning of the port bits */ -#define PPCB_T2OUT 0x20 /* Bit 5 */ -#define PPCB_SPKR 0x02 /* Bit 1 */ -#define PPCB_T2GATE 0x01 /* Bit 0 */ - -/* Ports for the 8254 timer chip */ -#define TIMER2_PORT 0x42 -#define TIMER_MODE_PORT 0x43 - -/* Meaning of the mode bits */ -#define TIMER0_SEL 0x00 -#define TIMER1_SEL 0x40 -#define TIMER2_SEL 0x80 -#define READBACK_SEL 0xC0 - -#define LATCH_COUNT 0x00 -#define LOBYTE_ACCESS 0x10 -#define HIBYTE_ACCESS 0x20 -#define WORD_ACCESS 0x30 - -#define MODE0 0x00 -#define MODE1 0x02 -#define MODE2 0x04 -#define MODE3 0x06 -#define MODE4 0x08 -#define MODE5 0x0A - -#define BINARY_COUNT 0x00 -#define BCD_COUNT 0x01 - -static void load_timer2 ( unsigned int ticks ) { - /* - * Now let's take care of PPC channel 2 - * - * Set the Gate high, program PPC channel 2 for mode 0, - * (interrupt on terminal count mode), binary count, - * load 5 * LATCH count, (LSB and MSB) to begin countdown. - * - * Note some implementations have a bug where the high bits byte - * of channel 2 is ignored. - */ - /* Set up the timer gate, turn off the speaker */ - /* Set the Gate high, disable speaker */ - outb((inb(PPC_PORTB) & ~PPCB_SPKR) | PPCB_T2GATE, PPC_PORTB); - /* binary, mode 0, LSB/MSB, Ch 2 */ - outb(TIMER2_SEL|WORD_ACCESS|MODE0|BINARY_COUNT, TIMER_MODE_PORT); - /* LSB of ticks */ - outb(ticks & 0xFF, TIMER2_PORT); - /* MSB of ticks */ - outb(ticks >> 8, TIMER2_PORT); -} - -static int timer2_running ( void ) { - return ((inb(PPC_PORTB) & PPCB_T2OUT) == 0); -} - -void timer2_udelay ( unsigned long usecs ) { - load_timer2 ( ( usecs * TIMER2_TICKS_PER_SEC ) / ( 1000 * 1000 ) ); - while (timer2_running()) { - /* Do nothing */ - } -} diff --git a/qemu/roms/ipxe/src/arch/i386/core/virtaddr.S b/qemu/roms/ipxe/src/arch/i386/core/virtaddr.S index 5e5d77352..425591570 100644 --- a/qemu/roms/ipxe/src/arch/i386/core/virtaddr.S +++ b/qemu/roms/ipxe/src/arch/i386/core/virtaddr.S @@ -4,7 +4,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #include "librm.h" diff --git a/qemu/roms/ipxe/src/arch/i386/drivers/net/undi.c b/qemu/roms/ipxe/src/arch/i386/drivers/net/undi.c index 2bc54824c..9820cf629 100644 --- a/qemu/roms/ipxe/src/arch/i386/drivers/net/undi.c +++ b/qemu/roms/ipxe/src/arch/i386/drivers/net/undi.c @@ -68,10 +68,6 @@ static int undipci_probe ( struct pci_device *pci ) { struct undi_rom *undirom; int rc; - /* Ignore non-network devices */ - if ( PCI_BASE_CLASS ( pci->class ) != PCI_BASE_CLASS_NETWORK ) - return -ENOTTY; - /* Allocate UNDI device structure */ undi = zalloc ( sizeof ( *undi ) ); if ( ! undi ) @@ -138,12 +134,13 @@ static void undipci_remove ( struct pci_device *pci ) { } static struct pci_device_id undipci_nics[] = { -PCI_ROM ( 0xffff, 0xffff, "undipci", "UNDI (PCI)", 0 ), + PCI_ROM ( 0xffff, 0xffff, "undipci", "UNDI (PCI)", 0 ), }; struct pci_driver undipci_driver __pci_driver_fallback = { .ids = undipci_nics, .id_count = ( sizeof ( undipci_nics ) / sizeof ( undipci_nics[0] ) ), + .class = PCI_CLASS_ID ( PCI_CLASS_NETWORK, PCI_ANY_ID, PCI_ANY_ID ), .probe = undipci_probe, .remove = undipci_remove, }; diff --git a/qemu/roms/ipxe/src/arch/i386/drivers/net/undiload.c b/qemu/roms/ipxe/src/arch/i386/drivers/net/undiload.c index 77134dcb8..7160ee384 100644 --- a/qemu/roms/ipxe/src/arch/i386/drivers/net/undiload.c +++ b/qemu/roms/ipxe/src/arch/i386/drivers/net/undiload.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdlib.h> diff --git a/qemu/roms/ipxe/src/arch/i386/drivers/net/undionly.c b/qemu/roms/ipxe/src/arch/i386/drivers/net/undionly.c index 028fac5d9..70dbe4bfd 100644 --- a/qemu/roms/ipxe/src/arch/i386/drivers/net/undionly.c +++ b/qemu/roms/ipxe/src/arch/i386/drivers/net/undionly.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdlib.h> diff --git a/qemu/roms/ipxe/src/arch/i386/drivers/net/undipreload.c b/qemu/roms/ipxe/src/arch/i386/drivers/net/undipreload.c index 81d7a80eb..fca771843 100644 --- a/qemu/roms/ipxe/src/arch/i386/drivers/net/undipreload.c +++ b/qemu/roms/ipxe/src/arch/i386/drivers/net/undipreload.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <realmode.h> #include <undipreload.h> diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/basemem.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/basemem.c index b23f2c356..6a46081aa 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/basemem.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/basemem.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/bios_console.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/bios_console.c index bd73838b5..63413cdc1 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/bios_console.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/bios_console.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <assert.h> #include <realmode.h> @@ -39,6 +43,8 @@ FILE_LICENCE ( GPL2_OR_LATER ); #define ATTR_FCOL_YELLOW 0x06 #define ATTR_FCOL_WHITE 0x07 +#define ATTR_BLINK 0x80 + #define ATTR_BCOL_MASK 0x70 #define ATTR_BCOL_BLACK 0x00 #define ATTR_BCOL_BLUE 0x10 @@ -137,8 +143,12 @@ static void bios_handle_sgr ( struct ansiesc_context *ctx __unused, bios_attr = ATTR_DEFAULT; } else if ( aspect == 1 ) { bios_attr |= ATTR_BOLD; + } else if ( aspect == 5 ) { + bios_attr |= ATTR_BLINK; } else if ( aspect == 22 ) { bios_attr &= ~ATTR_BOLD; + } else if ( aspect == 25 ) { + bios_attr &= ~ATTR_BLINK; } else if ( ( aspect >= 30 ) && ( aspect <= 39 ) ) { bios_attr &= ~ATTR_FCOL_MASK; bios_attr |= bios_attr_fcols[ aspect - 30 ]; diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/e820mangler.S b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/e820mangler.S index cea17ef8e..d5d97b482 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/e820mangler.S +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/e820mangler.S @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .text .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/fakee820.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/fakee820.c index e5f713728..15f4d772f 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/fakee820.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/fakee820.c @@ -14,9 +14,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <realmode.h> #include <biosint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/hidemem.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/hidemem.c index 8f3069e18..253c601ff 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/hidemem.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/hidemem.c @@ -14,9 +14,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <assert.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/memmap.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/memmap.c index 0937a7ce2..bcacecd6a 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/memmap.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/memmap.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <errno.h> diff --git a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/pnpbios.c b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/pnpbios.c index 5c74b0431..20ec35d75 100644 --- a/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/pnpbios.c +++ b/qemu/roms/ipxe/src/arch/i386/firmware/pcbios/pnpbios.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <string.h> diff --git a/qemu/roms/ipxe/src/arch/i386/hci/commands/pxe_cmd.c b/qemu/roms/ipxe/src/arch/i386/hci/commands/pxe_cmd.c index 523724ab0..473b97f97 100644 --- a/qemu/roms/ipxe/src/arch/i386/hci/commands/pxe_cmd.c +++ b/qemu/roms/ipxe/src/arch/i386/hci/commands/pxe_cmd.c @@ -15,6 +15,10 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ #include <ipxe/netdevice.h> @@ -23,7 +27,7 @@ #include <hci/ifmgmt_cmd.h> #include <pxe_call.h> -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/image/bootsector.c b/qemu/roms/ipxe/src/arch/i386/image/bootsector.c index 9a089e6bb..dba87613c 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/bootsector.c +++ b/qemu/roms/ipxe/src/arch/i386/image/bootsector.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/image/bzimage.c b/qemu/roms/ipxe/src/arch/i386/image/bzimage.c index 4865c394c..a64206cd3 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/bzimage.c +++ b/qemu/roms/ipxe/src/arch/i386/image/bzimage.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/image/elfboot.c b/qemu/roms/ipxe/src/arch/i386/image/elfboot.c index 0f6957f02..dc3568929 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/elfboot.c +++ b/qemu/roms/ipxe/src/arch/i386/image/elfboot.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <errno.h> #include <elf.h> @@ -75,6 +79,27 @@ static int elfboot_exec ( struct image *image ) { } /** + * Check that ELF segment uses flat physical addressing + * + * @v image ELF file + * @v phdr ELF program header + * @v dest Destination address + * @ret rc Return status code + */ +static int elfboot_check_segment ( struct image *image, Elf_Phdr *phdr, + physaddr_t dest ) { + + /* Check that ELF segment uses flat physical addressing */ + if ( phdr->p_vaddr != dest ) { + DBGC ( image, "ELF %p uses virtual addressing (phys %x, " + "virt %x)\n", image, phdr->p_paddr, phdr->p_vaddr ); + return -ENOEXEC; + } + + return 0; +} + +/** * Probe ELF image * * @v image ELF file @@ -91,14 +116,24 @@ static int elfboot_probe ( struct image *image ) { [EI_DATA] = ELFDATA2LSB, [EI_VERSION] = EV_CURRENT, }; + physaddr_t entry; + physaddr_t max; + int rc; /* Read ELF header */ copy_from_user ( &ehdr, image->data, 0, sizeof ( ehdr ) ); if ( memcmp ( ehdr.e_ident, e_ident, sizeof ( e_ident ) ) != 0 ) { - DBG ( "Invalid ELF identifier\n" ); + DBGC ( image, "Invalid ELF identifier\n" ); return -ENOEXEC; } + /* Check that this image uses flat physical addressing */ + if ( ( rc = elf_segments ( image, &ehdr, elfboot_check_segment, + &entry, &max ) ) != 0 ) { + DBGC ( image, "Unloadable ELF image\n" ); + return rc; + } + return 0; } diff --git a/qemu/roms/ipxe/src/arch/i386/image/initrd.c b/qemu/roms/ipxe/src/arch/i386/image/initrd.c index eaba3a645..80c197417 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/initrd.c +++ b/qemu/roms/ipxe/src/arch/i386/image/initrd.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <errno.h> #include <initrd.h> diff --git a/qemu/roms/ipxe/src/arch/i386/image/multiboot.c b/qemu/roms/ipxe/src/arch/i386/image/multiboot.c index 86b0bc12d..0c85df708 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/multiboot.c +++ b/qemu/roms/ipxe/src/arch/i386/image/multiboot.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/image/pxe_image.c b/qemu/roms/ipxe/src/arch/i386/image/pxe_image.c index dc28f6082..5b0f6eb89 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/pxe_image.c +++ b/qemu/roms/ipxe/src/arch/i386/image/pxe_image.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file @@ -34,6 +38,8 @@ FILE_LICENCE ( GPL2_OR_LATER ); #include <ipxe/netdevice.h> #include <ipxe/features.h> #include <ipxe/console.h> +#include <ipxe/efi/efi.h> +#include <ipxe/efi/IndustryStandard/PeImage.h> FEATURE ( FEATURE_IMAGE, "PXE", DHCP_EB_FEATURE_PXE, 1 ); @@ -121,9 +127,45 @@ int pxe_probe ( struct image *image ) { return 0; } +/** + * Probe PXE image (with rejection of potential EFI images) + * + * @v image PXE file + * @ret rc Return status code + */ +int pxe_probe_no_mz ( struct image *image ) { + uint16_t magic; + int rc; + + /* Probe PXE image */ + if ( ( rc = pxe_probe ( image ) ) != 0 ) + return rc; + + /* Reject image with an "MZ" signature which may indicate an + * EFI image incorrectly handed out to a BIOS system. + */ + if ( image->len >= sizeof ( magic ) ) { + copy_from_user ( &magic, image->data, 0, sizeof ( magic ) ); + if ( magic == cpu_to_le16 ( EFI_IMAGE_DOS_SIGNATURE ) ) { + DBGC ( image, "IMAGE %p may be an EFI image\n", + image ); + return -ENOTTY; + } + } + + return 0; +} + /** PXE image type */ -struct image_type pxe_image_type __image_type ( PROBE_PXE ) = { - .name = "PXE", - .probe = pxe_probe, - .exec = pxe_exec, +struct image_type pxe_image_type[] __image_type ( PROBE_PXE ) = { + { + .name = "PXE-NBP", + .probe = pxe_probe_no_mz, + .exec = pxe_exec, + }, + { + .name = "PXE-NBP (may be EFI?)", + .probe = pxe_probe, + .exec = pxe_exec, + }, }; diff --git a/qemu/roms/ipxe/src/arch/i386/image/sdi.c b/qemu/roms/ipxe/src/arch/i386/image/sdi.c index df1c3a868..fa2d0b73f 100644 --- a/qemu/roms/ipxe/src/arch/i386/image/sdi.c +++ b/qemu/roms/ipxe/src/arch/i386/image/sdi.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <string.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/basemem.h b/qemu/roms/ipxe/src/arch/i386/include/basemem.h index c477c7fe2..01c2ea917 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/basemem.h +++ b/qemu/roms/ipxe/src/arch/i386/include/basemem.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/basemem_packet.h b/qemu/roms/ipxe/src/arch/i386/include/basemem_packet.h index 3cb477671..def6dee31 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/basemem_packet.h +++ b/qemu/roms/ipxe/src/arch/i386/include/basemem_packet.h @@ -1,7 +1,7 @@ #ifndef BASEMEM_PACKET_H #define BASEMEM_PACKET_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bios.h b/qemu/roms/ipxe/src/arch/i386/include/bios.h index 0754b1168..988bbc62b 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bios.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bios.h @@ -1,7 +1,7 @@ #ifndef BIOS_H #define BIOS_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #define BDA_SEG 0x0040 #define BDA_EQUIPMENT_WORD 0x0010 diff --git a/qemu/roms/ipxe/src/arch/i386/include/biosint.h b/qemu/roms/ipxe/src/arch/i386/include/biosint.h index ab466af3c..67d6a3811 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/biosint.h +++ b/qemu/roms/ipxe/src/arch/i386/include/biosint.h @@ -6,7 +6,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/byteswap.h b/qemu/roms/ipxe/src/arch/i386/include/bits/byteswap.h index 0d9cb967c..53b6a454d 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/byteswap.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/byteswap.h @@ -9,7 +9,7 @@ #include <stdint.h> -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); static inline __attribute__ (( always_inline, const )) uint16_t __bswap_variable_16 ( uint16_t x ) { diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/compiler.h b/qemu/roms/ipxe/src/arch/i386/include/bits/compiler.h index d48b4b385..87201135f 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/compiler.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/compiler.h @@ -1,7 +1,10 @@ #ifndef _BITS_COMPILER_H #define _BITS_COMPILER_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +/** Dummy relocation type */ +#define RELOC_TYPE_NONE R_386_NONE #ifndef ASSEMBLY diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/endian.h b/qemu/roms/ipxe/src/arch/i386/include/bits/endian.h deleted file mode 100644 index 841885424..000000000 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/endian.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef ETHERBOOT_BITS_ENDIAN_H -#define ETHERBOOT_BITS_ENDIAN_H - -FILE_LICENCE ( GPL2_OR_LATER ); - -#define __BYTE_ORDER __LITTLE_ENDIAN - -#endif /* ETHERBOOT_BITS_ENDIAN_H */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/entropy.h b/qemu/roms/ipxe/src/arch/i386/include/bits/entropy.h index 6dcceec6d..bfeb5e3b5 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/entropy.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/entropy.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/rtc_entropy.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/hyperv.h b/qemu/roms/ipxe/src/arch/i386/include/bits/hyperv.h new file mode 100644 index 000000000..3565c8a83 --- /dev/null +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/hyperv.h @@ -0,0 +1,72 @@ +#ifndef _BITS_HYPERV_H +#define _BITS_HYPERV_H + +/** @file + * + * Hyper-V interface + * + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +#include <stddef.h> +#include <stdint.h> +#include <ipxe/io.h> + +/** + * Issue hypercall + * + * @v hv Hyper-V hypervisor + * @v code Call code + * @v in Input parameters + * @v out Output parameters + * @ret status Status code + */ +static inline __attribute__ (( always_inline )) int +hv_call ( struct hv_hypervisor *hv, unsigned int code, const void *in, + void *out ) { + void *hypercall = hv->hypercall; + uint32_t in_phys; + uint32_t out_phys; + uint32_t discard_ecx; + uint32_t discard_edx; + uint16_t result; + + in_phys = ( ( __builtin_constant_p ( in ) && ( in == NULL ) ) + ? 0 : virt_to_phys ( in ) ); + out_phys = ( ( __builtin_constant_p ( out ) && ( out == NULL ) ) + ? 0 : virt_to_phys ( out ) ); + __asm__ __volatile__ ( "call *%9" + : "=a" ( result ), "=c" ( discard_ecx ), + "=d" ( discard_edx ) + : "d" ( 0 ), "a" ( code ), + "b" ( 0 ), "c" ( in_phys ), + "D" ( 0 ), "S" ( out_phys ), + "m" ( hypercall ) ); + return result; +} + +/** + * Set bit atomically + * + * @v bits Bit field + * @v bit Bit to set + */ +static inline __attribute__ (( always_inline )) void +hv_set_bit ( void *bits, unsigned int bit ) { + struct { + uint32_t dword[ ( bit / 32 ) + 1 ]; + } *dwords = bits; + + /* Set bit using "lock bts". Inform compiler that any memory + * from the start of the bit field up to and including the + * dword containing this bit may be modified. (This is + * overkill but shouldn't matter in practice since we're + * unlikely to subsequently read other bits from the same bit + * field.) + */ + __asm__ __volatile__ ( "lock bts %1, %0" + : "+m" ( *dwords ) : "Ir" ( bit ) ); +} + +#endif /* _BITS_HYPERV_H */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/nap.h b/qemu/roms/ipxe/src/arch/i386/include/bits/nap.h index 64066e6ab..e8bcfd13b 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/nap.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/nap.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/bios_nap.h> #include <ipxe/efi/efix86_nap.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/profile.h b/qemu/roms/ipxe/src/arch/i386/include/bits/profile.h index f3ee54ae9..e184d7b51 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/profile.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/profile.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/reboot.h b/qemu/roms/ipxe/src/arch/i386/include/bits/reboot.h index 5b09e95f7..803dacfe4 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/reboot.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/reboot.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/bios_reboot.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/sanboot.h b/qemu/roms/ipxe/src/arch/i386/include/bits/sanboot.h index 9c77a4d42..f02d2e649 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/sanboot.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/sanboot.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/bios_sanboot.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/smbios.h b/qemu/roms/ipxe/src/arch/i386/include/bits/smbios.h index cc79eec51..2ab31e74b 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/smbios.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/smbios.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/bios_smbios.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/stdint.h b/qemu/roms/ipxe/src/arch/i386/include/bits/stdint.h index 8edf13192..fe1f9946a 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/stdint.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/stdint.h @@ -1,7 +1,7 @@ #ifndef _BITS_STDINT_H #define _BITS_STDINT_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); typedef __SIZE_TYPE__ size_t; typedef signed long ssize_t; diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/strings.h b/qemu/roms/ipxe/src/arch/i386/include/bits/strings.h index 092bcb593..453545f00 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/strings.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/strings.h @@ -1,7 +1,51 @@ #ifndef _BITS_STRINGS_H #define _BITS_STRINGS_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +/** + * Find first (i.e. least significant) set bit + * + * @v value Value + * @ret lsb Least significant bit set in value (LSB=1), or zero + */ +static inline __attribute__ (( always_inline )) int __ffsl ( long value ) { + long lsb_minus_one; + + /* If the input value is zero, the BSF instruction returns + * ZF=0 and leaves an undefined value in the output register. + * Perform this check in C rather than asm so that it can be + * omitted in cases where the compiler is able to prove that + * the input is non-zero. + */ + if ( value ) { + __asm__ ( "bsfl %1, %0" + : "=r" ( lsb_minus_one ) + : "rm" ( value ) ); + return ( lsb_minus_one + 1 ); + } else { + return 0; + } +} + +/** + * Find first (i.e. least significant) set bit + * + * @v value Value + * @ret lsb Least significant bit set in value (LSB=1), or zero + */ +static inline __attribute__ (( always_inline )) int __ffsll ( long long value ){ + unsigned long high = ( value >> 32 ); + unsigned long low = ( value >> 0 ); + + if ( low ) { + return ( __ffsl ( low ) ); + } else if ( high ) { + return ( 32 + __ffsl ( high ) ); + } else { + return 0; + } +} /** * Find last (i.e. most significant) set bit @@ -13,7 +57,7 @@ static inline __attribute__ (( always_inline )) int __flsl ( long value ) { long msb_minus_one; /* If the input value is zero, the BSR instruction returns - * ZF=1 and leaves an undefined value in the output register. + * ZF=0 and leaves an undefined value in the output register. * Perform this check in C rather than asm so that it can be * omitted in cases where the compiler is able to prove that * the input is non-zero. diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/time.h b/qemu/roms/ipxe/src/arch/i386/include/bits/time.h index 24dd020e9..6a5d63d32 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/time.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/time.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/rtc_time.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/timer.h b/qemu/roms/ipxe/src/arch/i386/include/bits/timer.h index 50b676b77..f7d86d78c 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/timer.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/timer.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/bios_timer.h> #include <ipxe/rdtsc_timer.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/uaccess.h b/qemu/roms/ipxe/src/arch/i386/include/bits/uaccess.h index 2bb52e021..aac09ba95 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/uaccess.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/uaccess.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <librm.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bits/umalloc.h b/qemu/roms/ipxe/src/arch/i386/include/bits/umalloc.h index 54fb006f0..113f16fd1 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bits/umalloc.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bits/umalloc.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/memtop_umalloc.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/bootsector.h b/qemu/roms/ipxe/src/arch/i386/include/bootsector.h index 8730fbfcc..c5d35aae3 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bootsector.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bootsector.h @@ -6,7 +6,7 @@ * x86 bootsector image format */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); extern int call_bootsector ( unsigned int segment, unsigned int offset, unsigned int drive ); diff --git a/qemu/roms/ipxe/src/arch/i386/include/bzimage.h b/qemu/roms/ipxe/src/arch/i386/include/bzimage.h index 7e42e3188..4933ce5b1 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/bzimage.h +++ b/qemu/roms/ipxe/src/arch/i386/include/bzimage.h @@ -1,7 +1,7 @@ #ifndef _BZIMAGE_H #define _BZIMAGE_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/efi/ipxe/dhcp_arch.h b/qemu/roms/ipxe/src/arch/i386/include/efi/ipxe/dhcp_arch.h index 184177219..c17c1ea5e 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/efi/ipxe/dhcp_arch.h +++ b/qemu/roms/ipxe/src/arch/i386/include/efi/ipxe/dhcp_arch.h @@ -4,7 +4,7 @@ * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the - * License, or any later version. + * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of @@ -13,7 +13,12 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ #ifndef _DHCP_ARCH_H @@ -24,7 +29,7 @@ * Architecture-specific DHCP options */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/dhcp.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/fakee820.h b/qemu/roms/ipxe/src/arch/i386/include/fakee820.h index 9d00fb670..552b1e48d 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/fakee820.h +++ b/qemu/roms/ipxe/src/arch/i386/include/fakee820.h @@ -1,7 +1,7 @@ #ifndef _FAKEE820_H #define _FAKEE820_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); extern void fake_e820 ( void ); extern void unfake_e820 ( void ); diff --git a/qemu/roms/ipxe/src/arch/i386/include/initrd.h b/qemu/roms/ipxe/src/arch/i386/include/initrd.h index a5659f43c..ddb3e5a45 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/initrd.h +++ b/qemu/roms/ipxe/src/arch/i386/include/initrd.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/uaccess.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/int13.h b/qemu/roms/ipxe/src/arch/i386/include/int13.h index e337ca1d1..f82a583c6 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/int13.h +++ b/qemu/roms/ipxe/src/arch/i386/include/int13.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <ipxe/list.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_nap.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_nap.h index 5b684c041..c9b82c1e5 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_nap.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_nap.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef NAP_PCBIOS #define NAP_PREFIX_pcbios diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_reboot.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_reboot.h index a0845328d..3f6df9073 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_reboot.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_reboot.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef REBOOT_PCBIOS #define REBOOT_PREFIX_pcbios diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_sanboot.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_sanboot.h index 689227b70..1a86b7d57 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_sanboot.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_sanboot.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef SANBOOT_PCBIOS #define SANBOOT_PREFIX_pcbios diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_smbios.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_smbios.h index d8c7f648a..9f7f9c8ff 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_smbios.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_smbios.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef SMBIOS_PCBIOS #define SMBIOS_PREFIX_pcbios diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_timer.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_timer.h index f9fc80412..6b88a623c 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_timer.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/bios_timer.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef TIMER_PCBIOS #define TIMER_PREFIX_pcbios @@ -15,7 +15,7 @@ FILE_LICENCE ( GPL2_OR_LATER ); #define TIMER_PREFIX_pcbios __pcbios_ #endif -#include <ipxe/timer2.h> +#include <ipxe/pit8254.h> /** * Delay for a fixed number of microseconds @@ -25,9 +25,9 @@ FILE_LICENCE ( GPL2_OR_LATER ); static inline __always_inline void TIMER_INLINE ( pcbios, udelay ) ( unsigned long usecs ) { /* BIOS timer is not high-resolution enough for udelay(), so - * we use timer2 + * we use the 8254 Programmable Interval Timer. */ - timer2_udelay ( usecs ); + pit8254_udelay ( usecs ); } /** diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/errno/pcbios.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/errno/pcbios.h index 3a9eb2495..6312adaa4 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/errno/pcbios.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/errno/pcbios.h @@ -10,7 +10,7 @@ * for the PC-BIOS platform. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <pxe_error.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/guestrpc.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/guestrpc.h index 72a0f714f..bc3d85506 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/guestrpc.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/guestrpc.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <ipxe/vmware.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/memtop_umalloc.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/memtop_umalloc.h index 001648fe5..dee055d16 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/memtop_umalloc.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/memtop_umalloc.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef UMALLOC_MEMTOP #define UMALLOC_PREFIX_memtop diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/msr.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/msr.h index c88e26a39..5705318fd 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/msr.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/msr.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * Read model-specific register diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rdtsc_timer.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rdtsc_timer.h index 472e14007..598f4bb08 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rdtsc_timer.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rdtsc_timer.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef TIMER_RDTSC #define TIMER_PREFIX_rdtsc diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_entropy.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_entropy.h index 6c3cf2104..e214745d0 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_entropy.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_entropy.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_time.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_time.h index c0dfe3f88..cb8c7f49e 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_time.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/rtc_time.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifdef TIME_RTC #define TIME_PREFIX_rtc diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/timer2.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/timer2.h deleted file mode 100644 index 322a3ed59..000000000 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/timer2.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef _IPXE_TIMER2_H -#define _IPXE_TIMER2_H - -/** @file - * - * Timer chip control - * - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -extern void timer2_udelay ( unsigned long usecs ); - -#endif /* _IPXE_TIMER2_H */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/vesafb.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/vesafb.h index 48cd6a7b7..efc8f2cb8 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/vesafb.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/vesafb.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/ipxe/vmware.h b/qemu/roms/ipxe/src/arch/i386/include/ipxe/vmware.h index 2ac65f436..24f60a03a 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/ipxe/vmware.h +++ b/qemu/roms/ipxe/src/arch/i386/include/ipxe/vmware.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/librm.h b/qemu/roms/ipxe/src/arch/i386/include/librm.h index c8ba72b53..a8a578a39 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/librm.h +++ b/qemu/roms/ipxe/src/arch/i386/include/librm.h @@ -1,7 +1,7 @@ #ifndef LIBRM_H #define LIBRM_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /* Segment selectors as used in our protected-mode GDTs. * @@ -170,18 +170,6 @@ extern uint16_t __text16 ( rm_cs ); extern uint16_t __text16 ( rm_ds ); #define rm_ds __use_text16 ( rm_ds ) -/** - * Convert segment:offset address to user buffer - * - * @v segment Real-mode segment - * @v offset Real-mode offset - * @ret buffer User buffer - */ -static inline __always_inline userptr_t -real_to_user ( unsigned int segment, unsigned int offset ) { - return ( phys_to_user ( ( segment << 4 ) + offset ) ); -} - extern uint16_t copy_user_to_rm_stack ( userptr_t data, size_t size ); extern void remove_user_from_rm_stack ( userptr_t data, size_t size ); diff --git a/qemu/roms/ipxe/src/arch/i386/include/limits.h b/qemu/roms/ipxe/src/arch/i386/include/limits.h index 031b6c57a..bb48b75ab 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/limits.h +++ b/qemu/roms/ipxe/src/arch/i386/include/limits.h @@ -1,7 +1,7 @@ #ifndef LIMITS_H #define LIMITS_H 1 -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /* Number of bits in a `char' */ #define CHAR_BIT 8 diff --git a/qemu/roms/ipxe/src/arch/i386/include/memsizes.h b/qemu/roms/ipxe/src/arch/i386/include/memsizes.h index 7b217494a..f115f7574 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/memsizes.h +++ b/qemu/roms/ipxe/src/arch/i386/include/memsizes.h @@ -1,7 +1,7 @@ #ifndef _MEMSIZES_H #define _MEMSIZES_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <basemem.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/multiboot.h b/qemu/roms/ipxe/src/arch/i386/include/multiboot.h index 44614c73a..ae09df6c7 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/multiboot.h +++ b/qemu/roms/ipxe/src/arch/i386/include/multiboot.h @@ -8,7 +8,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/pcbios/ipxe/dhcp_arch.h b/qemu/roms/ipxe/src/arch/i386/include/pcbios/ipxe/dhcp_arch.h index a36d9cfa1..e07e4c192 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pcbios/ipxe/dhcp_arch.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pcbios/ipxe/dhcp_arch.h @@ -4,7 +4,7 @@ * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the - * License, or any later version. + * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of @@ -13,7 +13,12 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ #ifndef _DHCP_ARCH_H @@ -24,7 +29,7 @@ * Architecture-specific DHCP options */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/dhcp.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/pic8259.h b/qemu/roms/ipxe/src/arch/i386/include/pic8259.h deleted file mode 100644 index a07e97d30..000000000 --- a/qemu/roms/ipxe/src/arch/i386/include/pic8259.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Basic support for controlling the 8259 Programmable Interrupt Controllers. - * - * Initially written by Michael Brown (mcb30). - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#ifndef PIC8259_H -#define PIC8259_H - -#include <ipxe/io.h> - -/* For segoff_t */ -#include "realmode.h" - -#define IRQ_PIC_CUTOFF 8 - -/* 8259 register locations */ -#define PIC1_ICW1 0x20 -#define PIC1_OCW2 0x20 -#define PIC1_OCW3 0x20 -#define PIC1_ICR 0x20 -#define PIC1_IRR 0x20 -#define PIC1_ISR 0x20 -#define PIC1_ICW2 0x21 -#define PIC1_ICW3 0x21 -#define PIC1_ICW4 0x21 -#define PIC1_IMR 0x21 -#define PIC2_ICW1 0xa0 -#define PIC2_OCW2 0xa0 -#define PIC2_OCW3 0xa0 -#define PIC2_ICR 0xa0 -#define PIC2_IRR 0xa0 -#define PIC2_ISR 0xa0 -#define PIC2_ICW2 0xa1 -#define PIC2_ICW3 0xa1 -#define PIC2_ICW4 0xa1 -#define PIC2_IMR 0xa1 - -/* Register command values */ -#define OCW3_ID 0x08 -#define OCW3_READ_IRR 0x03 -#define OCW3_READ_ISR 0x02 -#define ICR_EOI_NON_SPECIFIC 0x20 -#define ICR_EOI_NOP 0x40 -#define ICR_EOI_SPECIFIC 0x60 -#define ICR_EOI_SET_PRIORITY 0xc0 - -/* Macros to enable/disable IRQs */ -#define IMR_REG(x) ( (x) < IRQ_PIC_CUTOFF ? PIC1_IMR : PIC2_IMR ) -#define IMR_BIT(x) ( 1 << ( (x) % IRQ_PIC_CUTOFF ) ) -#define irq_enabled(x) ( ( inb ( IMR_REG(x) ) & IMR_BIT(x) ) == 0 ) -#define enable_irq(x) outb ( inb( IMR_REG(x) ) & ~IMR_BIT(x), IMR_REG(x) ) -#define disable_irq(x) outb ( inb( IMR_REG(x) ) | IMR_BIT(x), IMR_REG(x) ) - -/* Macros for acknowledging IRQs */ -#define ICR_REG( irq ) ( (irq) < IRQ_PIC_CUTOFF ? PIC1_ICR : PIC2_ICR ) -#define ICR_VALUE( irq ) ( (irq) % IRQ_PIC_CUTOFF ) -#define CHAINED_IRQ 2 - -/* Utility macros to convert IRQ numbers to INT numbers and INT vectors */ -#define IRQ_INT( irq ) ( ( ( (irq) - IRQ_PIC_CUTOFF ) ^ 0x70 ) & 0x7f ) - -/* Other constants */ -#define IRQ_MAX 15 -#define IRQ_NONE -1U - -/* Function prototypes - */ -void send_eoi ( unsigned int irq ); - -#endif /* PIC8259_H */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/pnpbios.h b/qemu/roms/ipxe/src/arch/i386/include/pnpbios.h index 4c20e73ed..d14873700 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pnpbios.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pnpbios.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /* BIOS segment address */ #define BIOS_SEG 0xf000 diff --git a/qemu/roms/ipxe/src/arch/i386/include/pxe.h b/qemu/roms/ipxe/src/arch/i386/include/pxe.h index b95b0cce5..66d752683 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pxe.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pxe.h @@ -1,7 +1,7 @@ #ifndef PXE_H #define PXE_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include "pxe_types.h" #include "pxe_error.h" diff --git a/qemu/roms/ipxe/src/arch/i386/include/pxe_api.h b/qemu/roms/ipxe/src/arch/i386/include/pxe_api.h index e4396efb2..3110d26da 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pxe_api.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pxe_api.h @@ -17,6 +17,10 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * * As an alternative, at your option, you may use this file under the * following terms, known as the "MIT license": * @@ -49,7 +53,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include "pxe_types.h" diff --git a/qemu/roms/ipxe/src/arch/i386/include/pxe_call.h b/qemu/roms/ipxe/src/arch/i386/include/pxe_call.h index 45af46549..cbd548318 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pxe_call.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pxe_call.h @@ -6,7 +6,7 @@ * PXE API entry point */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <pxe_api.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/pxe_error.h b/qemu/roms/ipxe/src/arch/i386/include/pxe_error.h index a1398cbd4..51298e665 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pxe_error.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pxe_error.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @defgroup pxeerrors PXE error codes diff --git a/qemu/roms/ipxe/src/arch/i386/include/pxe_types.h b/qemu/roms/ipxe/src/arch/i386/include/pxe_types.h index db8214591..483666e33 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/pxe_types.h +++ b/qemu/roms/ipxe/src/arch/i386/include/pxe_types.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <errno.h> /* PXE status codes */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/realmode.h b/qemu/roms/ipxe/src/arch/i386/include/realmode.h index dafc5a32a..4defd3b97 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/realmode.h +++ b/qemu/roms/ipxe/src/arch/i386/include/realmode.h @@ -10,7 +10,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /* * Declaration of variables in .data16 @@ -65,6 +65,18 @@ FILE_LICENCE ( GPL2_OR_LATER ); */ /** + * Convert segment:offset address to user buffer + * + * @v segment Real-mode segment + * @v offset Real-mode offset + * @ret buffer User buffer + */ +static inline __always_inline userptr_t +real_to_user ( unsigned int segment, unsigned int offset ) { + return ( phys_to_user ( ( segment << 4 ) + offset ) ); +} + +/** * Copy data to base memory * * @v dest_seg Destination segment diff --git a/qemu/roms/ipxe/src/arch/i386/include/registers.h b/qemu/roms/ipxe/src/arch/i386/include/registers.h index 06d236524..d9aa3c376 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/registers.h +++ b/qemu/roms/ipxe/src/arch/i386/include/registers.h @@ -10,7 +10,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/rtc.h b/qemu/roms/ipxe/src/arch/i386/include/rtc.h index 2a6abbae5..6294b63e3 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/rtc.h +++ b/qemu/roms/ipxe/src/arch/i386/include/rtc.h @@ -13,7 +13,7 @@ * http://wiki.osdev.org/CMOS */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <pic8259.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/sdi.h b/qemu/roms/ipxe/src/arch/i386/include/sdi.h index fc486402d..806c3f194 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/sdi.h +++ b/qemu/roms/ipxe/src/arch/i386/include/sdi.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** SDI image header */ struct sdi_header { diff --git a/qemu/roms/ipxe/src/arch/i386/include/setjmp.h b/qemu/roms/ipxe/src/arch/i386/include/setjmp.h index 5d3c11b69..fe1a9ef4d 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/setjmp.h +++ b/qemu/roms/ipxe/src/arch/i386/include/setjmp.h @@ -1,40 +1,50 @@ -#ifndef ETHERBOOT_SETJMP_H -#define ETHERBOOT_SETJMP_H +#ifndef _SETJMP_H +#define _SETJMP_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <realmode.h> /** A jump buffer */ typedef struct { + /** Saved return address */ uint32_t retaddr; + /** Saved stack pointer */ + uint32_t stack; + /** Saved %ebx */ uint32_t ebx; - uint32_t esp; - uint32_t ebp; + /** Saved %esi */ uint32_t esi; + /** Saved %edi */ uint32_t edi; + /** Saved %ebp */ + uint32_t ebp; } jmp_buf[1]; /** A real-mode-extended jump buffer */ typedef struct { + /** Jump buffer */ jmp_buf env; - uint16_t rm_ss; - uint16_t rm_sp; + /** Real-mode stack pointer */ + segoff_t rm_stack; } rmjmp_buf[1]; -extern int __asmcall setjmp ( jmp_buf env ); -extern void __asmcall longjmp ( jmp_buf env, int val ); +extern int __asmcall __attribute__ (( returns_twice )) +setjmp ( jmp_buf env ); + +extern void __asmcall __attribute__ (( noreturn )) +longjmp ( jmp_buf env, int val ); -#define rmsetjmp( _env ) ( { \ - (_env)->rm_ss = rm_ss; \ - (_env)->rm_sp = rm_sp; \ - setjmp ( (_env)->env ); } ) \ +#define rmsetjmp( _env ) ( { \ + (_env)->rm_stack.segment = rm_ss; \ + (_env)->rm_stack.offset = rm_sp; \ + setjmp ( (_env)->env ); } ) \ -#define rmlongjmp( _env, _val ) do { \ - rm_ss = (_env)->rm_ss; \ - rm_sp = (_env)->rm_sp; \ - longjmp ( (_env)->env, (_val) ); \ +#define rmlongjmp( _env, _val ) do { \ + rm_ss = (_env)->rm_stack.segment; \ + rm_sp = (_env)->rm_stack.offset; \ + longjmp ( (_env)->env, (_val) ); \ } while ( 0 ) -#endif /* ETHERBOOT_SETJMP_H */ +#endif /* _SETJMP_H */ diff --git a/qemu/roms/ipxe/src/arch/i386/include/undi.h b/qemu/roms/ipxe/src/arch/i386/include/undi.h index 325fcbbf9..7a5624f93 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/undi.h +++ b/qemu/roms/ipxe/src/arch/i386/include/undi.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #ifndef ASSEMBLY diff --git a/qemu/roms/ipxe/src/arch/i386/include/undiload.h b/qemu/roms/ipxe/src/arch/i386/include/undiload.h index 426830e8d..235e7a79e 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/undiload.h +++ b/qemu/roms/ipxe/src/arch/i386/include/undiload.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); struct undi_device; struct undi_rom; diff --git a/qemu/roms/ipxe/src/arch/i386/include/undinet.h b/qemu/roms/ipxe/src/arch/i386/include/undinet.h index c3c17c11a..2798c4466 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/undinet.h +++ b/qemu/roms/ipxe/src/arch/i386/include/undinet.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); struct undi_device; diff --git a/qemu/roms/ipxe/src/arch/i386/include/undipreload.h b/qemu/roms/ipxe/src/arch/i386/include/undipreload.h index de9b8fb52..57f493cec 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/undipreload.h +++ b/qemu/roms/ipxe/src/arch/i386/include/undipreload.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <realmode.h> #include <undi.h> diff --git a/qemu/roms/ipxe/src/arch/i386/include/undirom.h b/qemu/roms/ipxe/src/arch/i386/include/undirom.h index 86d7077b5..1c530118d 100644 --- a/qemu/roms/ipxe/src/arch/i386/include/undirom.h +++ b/qemu/roms/ipxe/src/arch/i386/include/undirom.h @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <pxe_types.h> diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/apm.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/apm.c index 3b13e1cd0..50b19cb81 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/apm.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/apm.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_nap.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_nap.c index 1e7de756b..f1ba8297b 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_nap.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_nap.c @@ -1,7 +1,7 @@ #include <ipxe/nap.h> #include <realmode.h> -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * Save power by halting the CPU until the next interrupt diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_reboot.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_reboot.c index 68546b2e5..10a1ecb89 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_reboot.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_reboot.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_smbios.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_smbios.c index dd7897e29..a8c0fc325 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_smbios.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_smbios.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <string.h> diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_timer.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_timer.c index 65bbf9e01..3299c9aae 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_timer.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/bios_timer.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/biosint.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/biosint.c index a193defa3..3b8e80438 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/biosint.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/biosint.c @@ -7,7 +7,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * Hook INT vector diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13.c index 1c7a8128f..f0450da90 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdlib.h> diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13con.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13con.c new file mode 100644 index 000000000..2414c6909 --- /dev/null +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/int13con.c @@ -0,0 +1,284 @@ +/* + * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +#include <stdint.h> +#include <string.h> +#include <errno.h> +#include <ipxe/console.h> +#include <ipxe/init.h> +#include <realmode.h> +#include <int13.h> +#include <config/console.h> + +/** @file + * + * INT13 disk log console + * + */ + +/* Set default console usage if applicable */ +#if ! ( defined ( CONSOLE_INT13 ) && CONSOLE_EXPLICIT ( CONSOLE_INT13 ) ) +#undef CONSOLE_INT13 +#define CONSOLE_INT13 ( CONSOLE_USAGE_ALL & ~CONSOLE_USAGE_LOG ) +#endif + +/** Disk drive number */ +#define INT13CON_DRIVE 0x80 + +/** Log partition type */ +#define INT13CON_PARTITION_TYPE 0xe0 + +/** Maximum number of outstanding unwritten characters */ +#define INT13CON_MAX_UNWRITTEN 64 + +/** Log partition header */ +struct int13con_header { + /** Magic signature */ + char magic[10]; +} __attribute__ (( packed )); + +/** Log partition magic signature */ +#define INT13CON_MAGIC "iPXE LOG\n\n" + +/** Sector buffer */ +static uint8_t __bss16_array ( int13con_buffer, [INT13_BLKSIZE] ); +#define int13con_buffer __use_data16 ( int13con_buffer ) + +/** Disk address packet */ +static struct int13_disk_address __bss16 ( int13con_address ); +#define int13con_address __use_data16 ( int13con_address ) + +/** Current LBA */ +static uint64_t int13con_lba; + +/** Maximum LBA */ +static uint64_t int13con_max_lba; + +/** Current offset within sector */ +static size_t int13con_offset; + +/** Number of unwritten characters */ +static size_t int13con_unwritten; + +struct console_driver int13con __console_driver; + +/** + * Read/write disk sector + * + * @v op Operation + * @v lba Logical block address + * @ret rc Return status code + */ +static int int13con_rw ( unsigned int op, uint64_t lba ) { + uint8_t error; + + /* Construct disk address packet */ + int13con_address.bufsize = sizeof ( int13con_address ); + int13con_address.count = 1; + int13con_address.buffer.segment = rm_ds; + int13con_address.buffer.offset = __from_data16 ( int13con_buffer ); + int13con_address.lba = lba; + + /* Issue INT13 */ + __asm__ ( REAL_CODE ( "int $0x13\n\t" ) + : "=a" ( error ) + : "0" ( op << 8 ), "d" ( INT13CON_DRIVE ), + "S" ( __from_data16 ( &int13con_address ) ) ); + if ( error ) { + DBG ( "INT13CON operation %04x failed: %02x\n", + op, error ); + return -EIO; + } + + return 0; +} + +/** + * Write character to console + * + * @v character Character + */ +static void int13con_putchar ( int character ) { + static int busy; + int rc; + + /* Ignore if we are already mid-logging */ + if ( busy ) + return; + busy = 1; + + /* Write character to buffer */ + int13con_buffer[int13con_offset++] = character; + int13con_unwritten++; + + /* Write sector to disk, if applicable */ + if ( ( int13con_offset == INT13_BLKSIZE ) || + ( int13con_unwritten == INT13CON_MAX_UNWRITTEN ) || + ( character == '\n' ) ) { + + /* Write sector to disk */ + if ( ( rc = int13con_rw ( INT13_EXTENDED_WRITE, + int13con_lba ) ) != 0 ) { + DBG ( "INT13CON could not write log\n" ); + /* Ignore and continue; there's nothing we can do */ + } + + /* Reset count of unwritten characters */ + int13con_unwritten = 0; + } + + /* Move to next sector, if applicable */ + if ( int13con_offset == INT13_BLKSIZE ) { + + /* Disable console if we have run out of space */ + if ( int13con_lba >= int13con_max_lba ) + int13con.disabled = 1; + + /* Clear log buffer */ + memset ( int13con_buffer, 0, sizeof ( int13con_buffer ) ); + int13con_offset = 0; + + /* Move to next sector */ + int13con_lba++; + } + + /* Clear busy flag */ + busy = 0; +} + +/** + * Find log partition + * + * @ret rc Return status code + */ +static int int13con_find ( void ) { + struct master_boot_record *mbr = + ( ( struct master_boot_record * ) int13con_buffer ); + struct int13con_header *hdr = + ( ( struct int13con_header * ) int13con_buffer ); + struct partition_table_entry part[4]; + unsigned int i; + int rc; + + /* Read MBR */ + if ( ( rc = int13con_rw ( INT13_EXTENDED_READ, 0 ) ) != 0 ) { + DBG ( "INT13CON could not read MBR: %s\n", strerror ( rc ) ); + return rc; + } + + /* Check MBR magic */ + if ( mbr->magic != INT13_MBR_MAGIC ) { + DBG ( "INT13CON incorrect MBR magic\n" ); + DBG2_HDA ( 0, mbr, sizeof ( *mbr ) ); + return -EINVAL; + } + + /* Look for magic partition */ + memcpy ( part, mbr->partitions, sizeof ( part ) ); + for ( i = 0 ; i < ( sizeof ( part ) / sizeof ( part[0] ) ) ; i++ ) { + + /* Skip partitions of the wrong type */ + if ( part[i].type != INT13CON_PARTITION_TYPE ) + continue; + + /* Read partition header */ + if ( ( rc = int13con_rw ( INT13_EXTENDED_READ, + part[i].start ) ) != 0 ) { + DBG ( "INT13CON partition %d could not read header: " + "%s\n", ( i + 1 ), strerror ( rc ) ); + continue; + } + + /* Check partition header */ + if ( memcmp ( hdr->magic, INT13CON_MAGIC, + sizeof ( hdr->magic ) ) != 0 ) { + DBG ( "INT13CON partition %d bad magic\n", ( i + 1 ) ); + DBG2_HDA ( 0, hdr, sizeof ( *hdr ) ); + continue; + } + + /* Found log partition */ + DBG ( "INT13CON partition %d at [%08x,%08x)\n", ( i + 1 ), + part[i].start, ( part[i].start + part[i].length ) ); + int13con_lba = part[i].start; + int13con_max_lba = ( part[i].start + part[i].length - 1 ); + + /* Initialise log buffer */ + memset ( &int13con_buffer[ sizeof ( *hdr ) ], 0, + ( sizeof ( int13con_buffer ) - sizeof ( *hdr ) ) ); + int13con_offset = sizeof ( hdr->magic ); + + return 0; + } + + DBG ( "INT13CON found no log partition\n" ); + return -ENOENT; +} + +/** + * Initialise INT13 console + * + */ +static void int13con_init ( void ) { + uint8_t error; + uint16_t check; + unsigned int discard_c; + unsigned int discard_d; + int rc; + + /* Check for INT13 extensions */ + __asm__ __volatile__ ( REAL_CODE ( "int $0x13\n\t" + "setc %%al\n\t" ) + : "=a" ( error ), "=b" ( check ), + "=c" ( discard_c ), "=d" ( discard_d ) + : "0" ( INT13_EXTENSION_CHECK << 8 ), + "1" ( 0x55aa ), "3" ( INT13CON_DRIVE ) ); + if ( error || ( check != 0xaa55 ) ) { + DBG ( "INT13CON missing extensions (%02x,%04x)\n", + error, check ); + return; + } + + /* Locate log partition */ + if ( ( rc = int13con_find() ) != 0) + return; + + /* Enable console */ + int13con.disabled = 0; +} + +/** + * INT13 console initialisation function + */ +struct init_fn int13con_init_fn __init_fn ( INIT_CONSOLE ) = { + .initialise = int13con_init, +}; + +/** INT13 console driver */ +struct console_driver int13con __console_driver = { + .putchar = int13con_putchar, + .disabled = CONSOLE_DISABLED, + .usage = CONSOLE_INT13, +}; diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/memtop_umalloc.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/memtop_umalloc.c index c382e3c36..957f8e324 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/memtop_umalloc.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/memtop_umalloc.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** * @file diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/pcibios.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/pcibios.c index 61873039f..34efa0b39 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/pcibios.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/pcibios.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <ipxe/pci.h> @@ -38,7 +42,11 @@ static int pcibios_num_bus ( void ) { int discard_a, discard_D; uint8_t max_bus; - __asm__ __volatile__ ( REAL_CODE ( "stc\n\t" + /* We issue this call using flat real mode, to work around a + * bug in some HP BIOSes. + */ + __asm__ __volatile__ ( REAL_CODE ( "call flatten_real_mode\n\t" + "stc\n\t" "int $0x1a\n\t" "jnc 1f\n\t" "xorw %%cx, %%cx\n\t" diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_entropy.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_entropy.c index fad421c2a..9aab03c03 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_entropy.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_entropy.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_time.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_time.c index 67041d4ca..cdbeac8d5 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_time.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/rtc_time.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/vesafb.c b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/vesafb.c index 2adc7b040..9cf2bf29e 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pcbios/vesafb.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pcbios/vesafb.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_call.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_call.c index 657d47b6c..104313666 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_call.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_call.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/uaccess.h> #include <ipxe/init.h> @@ -342,6 +346,7 @@ int pxe_start_nbp ( void ) { return 0; } +REQUIRING_SYMBOL ( pxe_api_call ); REQUIRE_OBJECT ( pxe_preboot ); REQUIRE_OBJECT ( pxe_undi ); REQUIRE_OBJECT ( pxe_udp ); diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_entry.S b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_entry.S index 6274264ff..07852cd50 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_entry.S +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_entry.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_exit_hook.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_exit_hook.c index 9d1896507..f92dae0d1 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_exit_hook.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_exit_hook.c @@ -21,9 +21,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <realmode.h> diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_file.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_file.c index 6e9610294..456ffb5fd 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_file.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_file.c @@ -31,9 +31,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); FEATURE ( FEATURE_MISC, "PXEXT", DHCP_EB_FEATURE_PXE_EXT, 2 ); diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_loader.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_loader.c index 695af3b93..e6a2e072a 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_loader.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_loader.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/init.h> #include "pxe.h" diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_preboot.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_preboot.c index 534352b2b..6e09080bc 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_preboot.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_preboot.c @@ -22,9 +22,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <string.h> @@ -174,18 +178,16 @@ pxenv_get_cached_info ( struct s_PXENV_GET_CACHED_INFO *get_cached_info ) { } info = &cached_info[idx]; - /* Construct cached version of packet, if not already constructed. */ - if ( ! info->dhcphdr.op ) { - /* Construct DHCP packet */ - creator = &pxe_dhcp_packet_creators[idx]; - if ( ( rc = creator->create ( pxe_netdev, info, - sizeof ( *info ) ) ) != 0 ) { - DBGC ( &pxe_netdev, " failed to build packet: %s\n", - strerror ( rc ) ); - goto err; - } + /* Construct DHCP packet */ + creator = &pxe_dhcp_packet_creators[idx]; + if ( ( rc = creator->create ( pxe_netdev, info, + sizeof ( *info ) ) ) != 0 ) { + DBGC ( &pxe_netdev, " failed to build packet: %s\n", + strerror ( rc ) ); + goto err; } + /* Copy packet (if applicable) */ len = get_cached_info->BufferSize; if ( len == 0 ) { /* Point client at our cached buffer. diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_tftp.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_tftp.c index f4801bad0..068d8a7b2 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_tftp.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_tftp.c @@ -21,9 +21,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdlib.h> #include <stdio.h> @@ -36,6 +40,8 @@ FILE_LICENCE ( GPL2_OR_LATER ); #include <ipxe/xfer.h> #include <ipxe/open.h> #include <ipxe/process.h> +#include <ipxe/uri.h> +#include <realmode.h> #include <pxe.h> /** A PXE TFTP connection */ @@ -170,11 +176,10 @@ static struct pxe_tftp_connection pxe_tftp = { * @v blksize Requested block size * @ret rc Return status code */ -static int pxe_tftp_open ( uint32_t ipaddress, unsigned int port, - const unsigned char *filename, size_t blksize, - int sizeonly ) { - char uri_string[PXE_TFTP_URI_LEN]; +static int pxe_tftp_open ( IP4_t ipaddress, UDP_PORT_t port, + UINT8_t *filename, UINT16_t blksize ) { struct in_addr address; + struct uri *uri; int rc; /* Reset PXE TFTP connection structure */ @@ -185,19 +190,20 @@ static int pxe_tftp_open ( uint32_t ipaddress, unsigned int port, pxe_tftp.blksize = blksize; pxe_tftp.rc = -EINPROGRESS; - /* Construct URI string */ + /* Construct URI */ address.s_addr = ipaddress; - if ( ! port ) - port = htons ( TFTP_PORT ); - snprintf ( uri_string, sizeof ( uri_string ), "tftp%s://%s:%d%s%s", - sizeonly ? "size" : "", inet_ntoa ( address ), - ntohs ( port ), ( ( filename[0] == '/' ) ? "" : "/" ), - filename ); - DBG ( " %s", uri_string ); + DBG ( " %s", inet_ntoa ( address ) ); + if ( port ) + DBG ( ":%d", ntohs ( port ) ); + DBG ( ":%s", filename ); + uri = tftp_uri ( address, ntohs ( port ), ( ( char * ) filename ) ); + if ( ! uri ) { + DBG ( " could not create URI\n" ); + return -ENOMEM; + } /* Open PXE TFTP connection */ - if ( ( rc = xfer_open_uri_string ( &pxe_tftp.xfer, - uri_string ) ) != 0 ) { + if ( ( rc = xfer_open_uri ( &pxe_tftp.xfer, uri ) ) != 0 ) { DBG ( " could not open (%s)\n", strerror ( rc ) ); return rc; } @@ -259,8 +265,7 @@ static PXENV_EXIT_t pxenv_tftp_open ( struct s_PXENV_TFTP_OPEN *tftp_open ) { if ( ( rc = pxe_tftp_open ( tftp_open->ServerIPAddress, tftp_open->TFTPPort, tftp_open->FileName, - tftp_open->PacketSize, - 0) ) != 0 ) { + tftp_open->PacketSize ) ) != 0 ) { tftp_open->Status = PXENV_STATUS ( rc ); return PXENV_EXIT_FAILURE; } @@ -483,7 +488,7 @@ PXENV_EXIT_t pxenv_tftp_read_file ( struct s_PXENV_TFTP_READ_FILE /* Open TFTP file */ if ( ( rc = pxe_tftp_open ( tftp_read_file->ServerIPAddress, 0, - tftp_read_file->FileName, 0, 0 ) ) != 0 ) { + tftp_read_file->FileName, 0 ) ) != 0 ) { tftp_read_file->Status = PXENV_STATUS ( rc ); return PXENV_EXIT_FAILURE; } @@ -553,7 +558,7 @@ static PXENV_EXIT_t pxenv_tftp_get_fsize ( struct s_PXENV_TFTP_GET_FSIZE /* Open TFTP file */ if ( ( rc = pxe_tftp_open ( tftp_get_fsize->ServerIPAddress, 0, - tftp_get_fsize->FileName, 0, 1 ) ) != 0 ) { + tftp_get_fsize->FileName, 0 ) ) != 0 ) { tftp_get_fsize->Status = PXENV_STATUS ( rc ); return PXENV_EXIT_FAILURE; } diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_udp.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_udp.c index 32bc39c8e..071cb59db 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_udp.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_udp.c @@ -11,6 +11,7 @@ #include <ipxe/udp.h> #include <ipxe/uaccess.h> #include <ipxe/process.h> +#include <realmode.h> #include <pxe.h> /* @@ -30,9 +31,25 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +/** A PXE UDP pseudo-header */ +struct pxe_udp_pseudo_header { + /** Source IP address */ + IP4_t src_ip; + /** Source port */ + UDP_PORT_t s_port; + /** Destination IP address */ + IP4_t dest_ip; + /** Destination port */ + UDP_PORT_t d_port; +} __attribute__ (( packed )); /** A PXE UDP connection */ struct pxe_udp_connection { @@ -40,8 +57,8 @@ struct pxe_udp_connection { struct interface xfer; /** Local address */ struct sockaddr_in local; - /** Current PXENV_UDP_READ parameter block */ - struct s_PXENV_UDP_READ *pxenv_udp_read; + /** List of received packets */ + struct list_head list; }; /** @@ -58,45 +75,38 @@ struct pxe_udp_connection { static int pxe_udp_deliver ( struct pxe_udp_connection *pxe_udp, struct io_buffer *iobuf, struct xfer_metadata *meta ) { - struct s_PXENV_UDP_READ *pxenv_udp_read = pxe_udp->pxenv_udp_read; + struct pxe_udp_pseudo_header *pshdr; struct sockaddr_in *sin_src; struct sockaddr_in *sin_dest; - userptr_t buffer; - size_t len; - int rc = 0; - - if ( ! pxenv_udp_read ) { - DBG ( "PXE discarded UDP packet\n" ); - rc = -ENOBUFS; - goto done; - } - - /* Copy packet to buffer and record length */ - buffer = real_to_user ( pxenv_udp_read->buffer.segment, - pxenv_udp_read->buffer.offset ); - len = iob_len ( iobuf ); - if ( len > pxenv_udp_read->buffer_size ) - len = pxenv_udp_read->buffer_size; - copy_to_user ( buffer, 0, iobuf->data, len ); - pxenv_udp_read->buffer_size = len; + int rc; - /* Fill in source/dest information */ + /* Extract metadata */ assert ( meta ); sin_src = ( struct sockaddr_in * ) meta->src; assert ( sin_src ); assert ( sin_src->sin_family == AF_INET ); - pxenv_udp_read->src_ip = sin_src->sin_addr.s_addr; - pxenv_udp_read->s_port = sin_src->sin_port; sin_dest = ( struct sockaddr_in * ) meta->dest; assert ( sin_dest ); assert ( sin_dest->sin_family == AF_INET ); - pxenv_udp_read->dest_ip = sin_dest->sin_addr.s_addr; - pxenv_udp_read->d_port = sin_dest->sin_port; - /* Mark as received */ - pxe_udp->pxenv_udp_read = NULL; + /* Construct pseudo-header */ + if ( ( rc = iob_ensure_headroom ( iobuf, sizeof ( *pshdr ) ) ) != 0 ) { + DBG ( "PXE could not prepend pseudo-header\n" ); + rc = -ENOMEM; + goto drop; + } + pshdr = iob_push ( iobuf, sizeof ( *pshdr ) ); + pshdr->src_ip = sin_src->sin_addr.s_addr; + pshdr->s_port = sin_src->sin_port; + pshdr->dest_ip = sin_dest->sin_addr.s_addr; + pshdr->d_port = sin_dest->sin_port; - done: + /* Add to queue */ + list_add_tail ( &iobuf->list, &pxe_udp->list ); + + return 0; + + drop: free_iob ( iobuf ); return rc; } @@ -116,6 +126,7 @@ static struct pxe_udp_connection pxe_udp = { .local = { .sin_family = AF_INET, }, + .list = LIST_HEAD_INIT ( pxe_udp.list ), }; /** @@ -205,11 +216,20 @@ static PXENV_EXIT_t pxenv_udp_open ( struct s_PXENV_UDP_OPEN *pxenv_udp_open ) { */ static PXENV_EXIT_t pxenv_udp_close ( struct s_PXENV_UDP_CLOSE *pxenv_udp_close ) { + struct io_buffer *iobuf; + struct io_buffer *tmp; + DBG ( "PXENV_UDP_CLOSE\n" ); /* Close UDP connection */ intf_restart ( &pxe_udp.xfer, 0 ); + /* Discard any received packets */ + list_for_each_entry_safe ( iobuf, tmp, &pxe_udp.list, list ) { + list_del ( &iobuf->list ); + free_iob ( iobuf ); + } + pxenv_udp_close->Status = PXENV_STATUS_SUCCESS; return PXENV_EXIT_SUCCESS; } @@ -365,20 +385,32 @@ pxenv_udp_write ( struct s_PXENV_UDP_WRITE *pxenv_udp_write ) { static PXENV_EXIT_t pxenv_udp_read ( struct s_PXENV_UDP_READ *pxenv_udp_read ) { struct in_addr dest_ip_wanted = { .s_addr = pxenv_udp_read->dest_ip }; struct in_addr dest_ip; + struct io_buffer *iobuf; + struct pxe_udp_pseudo_header *pshdr; uint16_t d_port_wanted = pxenv_udp_read->d_port; uint16_t d_port; + userptr_t buffer; + size_t len; + + /* Try receiving a packet, if the queue is empty */ + if ( list_empty ( &pxe_udp.list ) ) + step(); - /* Try receiving a packet */ - pxe_udp.pxenv_udp_read = pxenv_udp_read; - step(); - if ( pxe_udp.pxenv_udp_read ) { + /* Remove first packet from the queue */ + iobuf = list_first_entry ( &pxe_udp.list, struct io_buffer, list ); + if ( ! iobuf ) { /* No packet received */ DBG2 ( "PXENV_UDP_READ\n" ); - pxe_udp.pxenv_udp_read = NULL; goto no_packet; } - dest_ip.s_addr = pxenv_udp_read->dest_ip; - d_port = pxenv_udp_read->d_port; + list_del ( &iobuf->list ); + + /* Strip pseudo-header */ + assert ( iob_len ( iobuf ) >= sizeof ( *pshdr ) ); + pshdr = iobuf->data; + iob_pull ( iobuf, sizeof ( *pshdr ) ); + dest_ip.s_addr = pshdr->dest_ip; + d_port = pshdr->d_port; DBG ( "PXENV_UDP_READ" ); /* Filter on destination address and/or port */ @@ -386,14 +418,29 @@ static PXENV_EXIT_t pxenv_udp_read ( struct s_PXENV_UDP_READ *pxenv_udp_read ) { ( dest_ip_wanted.s_addr != dest_ip.s_addr ) ) { DBG ( " wrong IP %s", inet_ntoa ( dest_ip ) ); DBG ( " (wanted %s)\n", inet_ntoa ( dest_ip_wanted ) ); - goto no_packet; + goto drop; } if ( d_port_wanted && ( d_port_wanted != d_port ) ) { DBG ( " wrong port %d", htons ( d_port ) ); DBG ( " (wanted %d)\n", htons ( d_port_wanted ) ); - goto no_packet; + goto drop; } + /* Copy packet to buffer and record length */ + buffer = real_to_user ( pxenv_udp_read->buffer.segment, + pxenv_udp_read->buffer.offset ); + len = iob_len ( iobuf ); + if ( len > pxenv_udp_read->buffer_size ) + len = pxenv_udp_read->buffer_size; + copy_to_user ( buffer, 0, iobuf->data, len ); + pxenv_udp_read->buffer_size = len; + + /* Fill in source/dest information */ + pxenv_udp_read->src_ip = pshdr->src_ip; + pxenv_udp_read->s_port = pshdr->s_port; + pxenv_udp_read->dest_ip = pshdr->dest_ip; + pxenv_udp_read->d_port = pshdr->d_port; + DBG ( " %04x:%04x+%x %s:", pxenv_udp_read->buffer.segment, pxenv_udp_read->buffer.offset, pxenv_udp_read->buffer_size, inet_ntoa ( *( ( struct in_addr * ) &pxenv_udp_read->src_ip ) )); @@ -401,9 +448,14 @@ static PXENV_EXIT_t pxenv_udp_read ( struct s_PXENV_UDP_READ *pxenv_udp_read ) { inet_ntoa ( *( ( struct in_addr * ) &pxenv_udp_read->dest_ip ) ), ntohs ( pxenv_udp_read->d_port ) ); + /* Free I/O buffer */ + free_iob ( iobuf ); + pxenv_udp_read->Status = PXENV_STATUS_SUCCESS; return PXENV_EXIT_SUCCESS; + drop: + free_iob ( iobuf ); no_packet: pxenv_udp_read->Status = PXENV_STATUS_FAILURE; return PXENV_EXIT_FAILURE; diff --git a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_undi.c b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_undi.c index 29e586ed2..2eb68178a 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_undi.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/pxe/pxe_undi.c @@ -21,9 +21,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <stdio.h> diff --git a/qemu/roms/ipxe/src/arch/i386/interface/syslinux/comboot_call.c b/qemu/roms/ipxe/src/arch/i386/interface/syslinux/comboot_call.c index 1854501de..69d94c407 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/syslinux/comboot_call.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/syslinux/comboot_call.c @@ -41,8 +41,6 @@ FILE_LICENCE ( GPL2_OR_LATER ); #include <ipxe/image.h> #include <ipxe/version.h> #include <usr/imgmgmt.h> -#include "config/console.h" -#include "config/serial.h" /** The "SYSLINUX" version string */ static char __bss16_array ( syslinux_version, [32] ); @@ -86,7 +84,6 @@ rmjmp_buf comboot_return; /* Mode flags set by INT 22h AX=0017h */ static uint16_t comboot_graphics_mode = 0; - /** * Print a string with a particular terminator */ @@ -261,8 +258,10 @@ static __asmcall void int21 ( struct i386_all_regs *ix86 ) { break; case 0x04: /* Write Character to Serial Port */ - serial_putc ( ix86->regs.dl ); - ix86->flags &= ~CF; + if ( serial_console.base ) { + uart_transmit ( &serial_console, ix86->regs.dl ); + ix86->flags &= ~CF; + } break; case 0x09: /* Write DOS String to Console */ @@ -455,15 +454,16 @@ static __asmcall void int22 ( struct i386_all_regs *ix86 ) { break; case 0x000B: /* Get Serial Console Configuration */ -#if defined(CONSOLE_SERIAL) && !defined(COMPRESERVE) - ix86->regs.dx = COMCONSOLE; - ix86->regs.cx = 115200 / COMSPEED; - ix86->regs.bx = 0; -#else - ix86->regs.dx = 0; -#endif + if ( serial_console.base ) { + ix86->regs.dx = ( ( intptr_t ) serial_console.base ); + ix86->regs.cx = serial_console.divisor; + ix86->regs.bx = 0; + ix86->flags &= ~CF; + } + break; - ix86->flags &= ~CF; + case 0x000C: /* Perform final cleanup */ + shutdown_boot(); break; case 0x000E: /* Get configuration file name */ @@ -712,3 +712,6 @@ void unhook_comboot_interrupts ( ) { unhook_bios_interrupt ( 0x22, ( unsigned int ) int22_wrapper, &int22_vector ); } + +/* Avoid dragging in serial console support unconditionally */ +struct uart serial_console __attribute__ (( weak )); diff --git a/qemu/roms/ipxe/src/arch/i386/interface/vmware/guestrpc.c b/qemu/roms/ipxe/src/arch/i386/interface/vmware/guestrpc.c index 390fc5545..ef7ee8151 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/vmware/guestrpc.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/vmware/guestrpc.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmconsole.c b/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmconsole.c index c6b9fff12..f7df4f75b 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmconsole.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmconsole.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmware.c b/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmware.c index 8074e6118..a415465fb 100644 --- a/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmware.c +++ b/qemu/roms/ipxe/src/arch/i386/interface/vmware/vmware.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/bootpart.S b/qemu/roms/ipxe/src/arch/i386/prefix/bootpart.S index 968da1a38..6d0c6034a 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/bootpart.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/bootpart.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define BOOT_SEG 0x07c0 #define EXEC_SEG 0x0100 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/exeprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/exeprefix.S index cb61287d3..5c648d51d 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/exeprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/exeprefix.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) /* Initial temporary stack size */ #define EXE_STACK_SIZE 0x400 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/hdprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/hdprefix.S index 876bfe1be..1d012d80b 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/hdprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/hdprefix.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .text .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/isaromprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/isaromprefix.S index e28208089..fb49819ee 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/isaromprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/isaromprefix.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define BUSTYPE "ISAR" #define _rom_start _isarom_start diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/kkkpxeprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/kkkpxeprefix.S index 27ed231e7..6e43cd26a 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/kkkpxeprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/kkkpxeprefix.S @@ -5,12 +5,10 @@ ***************************************************************************** */ -FILE_LICENCE ( GPL2_OR_LATER ) - -/* Since we have the whole stack, we can use cached DHCP information */ -REQUIRE_OBJECT ( pxeparent_dhcp ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) /* Provide the PXENV_FILE_EXIT_HOOK API call */ +REQUIRING_SYMBOL ( _kkkpxe_start ) REQUIRE_OBJECT ( pxe_exit_hook ) #define PXELOADER_KEEP_UNDI diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/kkpxeprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/kkpxeprefix.S index d177d7d62..3c17dbdb1 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/kkpxeprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/kkpxeprefix.S @@ -3,10 +3,7 @@ ***************************************************************************** */ -FILE_LICENCE ( GPL2_OR_LATER ) - -/* Since we have the whole stack, we can use cached DHCP information */ -REQUEST_OBJECT ( pxeparent_dhcp ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define PXELOADER_KEEP_UNDI #define PXELOADER_KEEP_PXE diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/kpxeprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/kpxeprefix.S index c75608172..200006d83 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/kpxeprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/kpxeprefix.S @@ -3,7 +3,7 @@ ***************************************************************************** */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define PXELOADER_KEEP_UNDI #define _pxe_start _kpxe_start diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/libprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/libprefix.S index 7c1ece791..7d5c1ed53 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/libprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/libprefix.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .arch i386 @@ -296,11 +300,9 @@ copy_bytes: * Zero bytes * * Parameters: - * %ds:esi : source address * %es:edi : destination address * %ecx : length * Returns: - * %ds:esi : next source address * %es:edi : next destination address * Corrupts: * None @@ -396,8 +398,10 @@ process_bytes: movw %ax, %fs movw %ax, %gs +#ifdef NDEBUG /* Call memcpy()-like function */ call *%bx +#endif /* Return to (flat) real mode */ movl %cr0, %eax @@ -411,6 +415,20 @@ process_bytes: popw %fs popw %gs +#ifndef NDEBUG + /* Call memcpy()-like function in flat real mode (to allow for + * debug output via INT 10). + */ + pushw %ds + pushw %es + xorw %ax, %ax + movw %ax, %ds + movw %ax, %es + call *%bx + popw %es + popw %ds +#endif + /* Restore GDT */ data32 lgdt -8(%bp) addw $( 8 /* saved GDT */ + ( PM_DS + 8 ) /* GDT on stack */ ), %sp @@ -442,11 +460,11 @@ process_bytes: /* Convert %ds:esi and %es:edi back to physical addresses */ xorl %eax, %eax - movw %ds, %cx + movw %ds, %ax shll $4, %eax addl %eax, %esi xorl %eax, %eax - movw %es, %cx + movw %es, %ax shll $4, %eax addl %eax, %edi @@ -678,12 +696,21 @@ install: .globl install_prealloc install_prealloc: progress "install_prealloc:\n" - /* Save registers */ + /* Save registers on external stack */ pushal pushw %ds pushw %es cld /* Sanity: clear the direction flag asap */ + /* Switch to temporary stack in .bss16 */ + pushw %ss + popw %ds + movl %esp, %ecx + movw %bx, %ss + movl $_data16_memsz, %esp + pushw %ds + pushl %ecx + /* Set up %ds for (read-only) access to .prefix */ pushw %cs popw %ds @@ -710,6 +737,7 @@ install_prealloc: popl %esi #ifndef KEEP_IT_REAL + /* Access high memory by enabling the A20 gate. (We will * already have 4GB segment limits as a result of calling * install_block.) @@ -778,7 +806,7 @@ payload_death_message: movzwl %bx, %edi shll $4, %edi movl $_data16_filesz, %ecx - movl $_data16_memsz, %edx + movl $_data16_filesz, %edx /* do not zero our temporary stack */ call install_block /* .data16 */ /* Set up %ds for access to .data16 */ @@ -787,11 +815,8 @@ payload_death_message: /* Restore decompression temporary area physical address */ popl %edi -#ifdef KEEP_IT_REAL - /* Initialise libkir */ - movw %ax, (init_libkir_vector+2) - lcall *init_libkir_vector -#else +#ifndef KEEP_IT_REAL + /* Find a suitable decompression temporary area, if none specified */ pushl %eax testl %edi, %edi @@ -823,6 +848,22 @@ payload_death_message: call install_block popl %edi +#endif /* KEEP_IT_REAL */ + + /* Switch back to original stack and zero .bss16 */ + addr32 lss %ss:(%esp), %esp + pushl %edi + pushw %es + movw %bx, %es + movl $_data16_filesz, %edi + movl $_data16_memsz, %ecx + subl %edi, %ecx + call zero_bytes + popw %es + popl %edi + +#ifndef KEEP_IT_REAL + /* Initialise librm at current location */ progress " init_librm\n" movw %ax, (init_librm_vector+2) @@ -834,7 +875,6 @@ payload_death_message: incb memmap_post decl %ebp 1: - /* Call relocate() to determine target address for relocation. * relocate() will return with %esi, %edi and %ecx set up * ready for the copy to the new location. @@ -857,7 +897,14 @@ payload_death_message: /* Initialise librm at new location */ progress " init_librm\n" lcall *init_librm_vector -#endif + +#else /* KEEP_IT_REAL */ + + /* Initialise libkir */ + movw %ax, (init_libkir_vector+2) + lcall *init_libkir_vector + +#endif /* KEEP_IT_REAL */ /* Close access to payload */ progress " close_payload\n" diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/lkrnprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/lkrnprefix.S index 259bc6ba5..64135e14b 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/lkrnprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/lkrnprefix.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL_ANY ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define BZI_LOAD_HIGH_ADDR 0x100000 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/mbr.S b/qemu/roms/ipxe/src/arch/i386/prefix/mbr.S index adfe20410..a1e237de8 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/mbr.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/mbr.S @@ -1,3 +1,5 @@ +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) + .text .arch i386 .section ".prefix", "awx", @progbits diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/mromprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/mromprefix.S index 4c94457c2..b636b92af 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/mromprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/mromprefix.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define PCIBIOS_READ_CONFIG_WORD 0xb109 #define PCIBIOS_READ_CONFIG_DWORD 0xb10a @@ -463,6 +467,7 @@ pci_set_mem_access: .org 0x00 mromheader: .word 0xaa55 /* BIOS extension signature */ + .byte 0x01 /* Dummy size (BIOS bug workaround) */ .org 0x18 .word mpciheader .org 0x1a diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/nbiprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/nbiprefix.S index 06e7df5b7..16c79566c 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/nbiprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/nbiprefix.S @@ -1,3 +1,5 @@ +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) + .text .arch i386 .code16 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/nullprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/nullprefix.S index 032d41e0f..bd0ff339e 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/nullprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/nullprefix.S @@ -1,3 +1,5 @@ +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) + .org 0 .text .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/pciromprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/pciromprefix.S index 45ba31f50..5a5a49647 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/pciromprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/pciromprefix.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define BUSTYPE "PCIR" #define _rom_start _pcirom_start diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/pxeprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/pxeprefix.S index 6e29c7949..465ce4345 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/pxeprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/pxeprefix.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define PXENV_UNDI_SHUTDOWN 0x0005 #define PXENV_UNDI_GET_NIC_TYPE 0x0012 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/romprefix.S b/qemu/roms/ipxe/src/arch/i386/prefix/romprefix.S index 7bc4fe8cd..18dda2b37 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/romprefix.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/romprefix.S @@ -6,9 +6,10 @@ * table so using a noticeable amount of stack space is a no-no. */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #include <config/general.h> +#include <config/branding.h> #define PNP_SIGNATURE ( '$' + ( 'P' << 8 ) + ( 'n' << 16 ) + ( 'P' << 24 ) ) #define PMM_SIGNATURE ( '$' + ( 'P' << 8 ) + ( 'M' << 16 ) + ( 'M' << 24 ) ) @@ -90,7 +91,7 @@ pciheader: .ascii "PCIR" /* Signature */ .word pci_vendor_id /* Vendor identification */ .word pci_device_id /* Device identification */ - .word 0x0000 /* Device list pointer */ + .word ( pci_devlist - pciheader ) /* Device list pointer */ .word pciheader_len /* PCI data structure length */ .byte 0x03 /* PCI data structure revision */ .byte 0x02, 0x00, 0x00 /* Class code */ @@ -106,6 +107,17 @@ pciheader_runtime_length: .equ pciheader_len, . - pciheader .size pciheader, . - pciheader + /* PCI additional device list (filled in by linker) */ + .section ".pci_devlist.00000000", "a", @progbits +pci_devlist: + .previous + .section ".pci_devlist.ffffffff", "a", @progbits +pci_devlist_end: + .short 0x0000 /* List terminator */ + .previous + /* Ensure that terminator is always present */ + .reloc pciheader, RELOC_TYPE_NONE, pci_devlist_end + .section ".zinfo.fixup", "a", @progbits /* Compressor fixups */ .ascii ZINFO_TYPE_ADxW .long pciheader_image_length @@ -573,7 +585,7 @@ get_pmm_decompress_to: * Note to hardware vendors: * * If you wish to brand this boot ROM, please do so by defining the - * strings PRODUCT_NAME and PRODUCT_SHORT_NAME in config/general.h. + * strings PRODUCT_NAME and PRODUCT_SHORT_NAME in config/branding.h. * * While nothing in the GPL prevents you from removing all references * to iPXE or http://ipxe.org, we prefer you not to do so. @@ -589,7 +601,10 @@ init_message: .ascii "\n" .ascii PRODUCT_NAME .ascii "\n" - .asciz "iPXE (http://ipxe.org)" + .ascii PRODUCT_SHORT_NAME + .ascii " (" + .ascii PRODUCT_URI + .asciz ")" .size init_message, . - init_message .ifeqs BUSTYPE, "PCIR" init_message_pci: @@ -771,7 +786,9 @@ exec: /* Set %ds = %cs */ /* Store PCI bus:dev.fn, if applicable */ .ifeqs BUSTYPE, "PCIR" +#ifdef AUTOBOOT_ROM_FILTER movw %ax, autoboot_busdevfn +#endif /* AUTOBOOT_ROM_FILTER */ .endif /* Call main() */ @@ -870,3 +887,9 @@ wait_for_tick: popl %eax ret .size wait_for_tick, . - wait_for_tick + +/* Drag in objects via _rom_start */ +REQUIRING_SYMBOL ( _rom_start ) + +/* Drag in ROM configuration */ +REQUIRE_OBJECT ( config_romprefix ) diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/undiloader.S b/qemu/roms/ipxe/src/arch/i386/prefix/undiloader.S index 74bb59041..5cace44b7 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/undiloader.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/undiloader.S @@ -1,4 +1,4 @@ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .text .code16 diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/unlzma.S b/qemu/roms/ipxe/src/arch/i386/prefix/unlzma.S new file mode 100644 index 000000000..8d4b3c1a8 --- /dev/null +++ b/qemu/roms/ipxe/src/arch/i386/prefix/unlzma.S @@ -0,0 +1,942 @@ +/* + * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +/**************************************************************************** + * + * This file provides the decompress() and decompress16() functions + * which can be called in order to decompress an LZMA-compressed + * image. The code is modelled on the public-domain "XZ Embedded" + * implementation as used by the Linux kernel. Symbol names are + * chosen to match the XZ Embedded implementation where possible, for + * ease of reference. + * + * This code is optimised for size rather than speed, since the amount + * of data to be decompressed is trivially small by modern standards. + * + * The same basic assembly code is used to compile both decompress() + * and decompress16(). + * + * Note that these functions require large amounts of stack space. + * + **************************************************************************** + */ + + .text + .arch i586 + .section ".prefix.lib", "ax", @progbits + +#ifdef CODE16 +#define ADDR16 +#define ADDR32 addr32 +#define decompress decompress16 + .code16 +#else /* CODE16 */ +#define ADDR16 addr16 +#define ADDR32 + .code32 +#endif /* CODE16 */ + +/**************************************************************************** + * Debugging + **************************************************************************** + * + * This code will usually run in 16-bit protected mode, in which case + * only the 0xe9 debug port (present on some virtual machines) can be + * used. + * + * To debug on real hardware, build with DEBUG=libprefix. This will + * cause this code to be called in flat real mode, and so DEBUG_INT10 + * may be used. + */ + +/* Enable debugging via 0xe9 debug port */ +#define DEBUG_E9 0 + +/* Enable debugging via BIOS INT 10 (works only when in flat real mode) */ +#define DEBUG_INT10 0 + +#if ( DEBUG_E9 || DEBUG_INT10 ) + .macro print_character, reg + pushfl + pushw %ax + pushw %bx + pushw %bp + movb \reg, %al + movw $0x0007, %bx + movb $0x0e, %ah +#if DEBUG_E9 + outb %al, $0xe9 +#endif +#if DEBUG_INT10 + cmpb $('\n'), %al + jne L\@ + int $0x10 + movb $('\r'), %al +L\@: int $0x10 +#endif + popw %bp + popw %bx + popw %ax + popfl + .endm + + .macro print_hex_nibble + pushfl + pushw %ax + cmpb $10, %al + sbb $0x69, %al + das + print_character %al + popw %ax + popfl + .endm + + .macro print_hex_byte, reg + pushfl + pushw %ax + movb \reg, %al + pushw %ax + shrb $4, %al + print_hex_nibble + popw %ax + andb $0x0f, %al + print_hex_nibble + popw %ax + popfl + .endm + + .macro print_hex_word, reg + pushw %ax + movw \reg, %ax + print_hex_byte %ah + print_hex_byte %al + popw %ax + .endm + + .macro print_hex_dword, reg + pushl %eax + movl \reg, %eax + rorl $16, %eax + print_hex_word %ax + rorl $16, %eax + print_hex_word %ax + popl %eax + .endm +#else + .macro print_character, char + .endm + .macro print_hex_byte, reg + .endm + .macro print_hex_word, reg + .endm + .macro print_hex_dword, reg + .endm +#endif + +/**************************************************************************** + * LZMA parameters and data structures + **************************************************************************** + */ + +/* LZMA decompressor states (as used in XZ Embedded) */ +#define STATE_LIT_LIT 0x00 +#define STATE_MATCH_LIT_LIT 0x01 +#define STATE_REP_LIT_LIT 0x02 +#define STATE_SHORTREP_LIT_LIT 0x03 +#define STATE_MATCH_LIT 0x04 +#define STATE_REP_LIT 0x05 +#define STATE_SHORTREP_LIT 0x06 +#define STATE_LIT_MATCH 0x07 +#define STATE_LIT_LONGREP 0x08 +#define STATE_LIT_SHORTREP 0x09 +#define STATE_NONLIT_MATCH 0x0a +#define STATE_NONLIT_REP 0x0b + +/* LZMA maximum decompressor state in which most recent symbol was a literal */ +#define STATE_LIT_MAX 0x06 + +/* LZMA number of literal context bits ("lc=" parameter) */ +#define LZMA_LC 2 + + .struct 0 +lzma_len_dec: +choice: .word 0 +choice2: .word 0 +low: .rept ( 1 << 3 ) + .word 0 + .endr +mid: .rept ( 1 << 3 ) + .word 0 + .endr +high: .rept ( 1 << 8 ) + .word 0 + .endr + .equ sizeof__lzma_len_dec, . - lzma_len_dec + .previous + + .struct 0 +lzma_dec: +out_start: .long 0 +rc_code: .long 0 +rc_range: .long 0 +len: .word 0 +reps: +rep0: .long 0 +rep1: .long 0 +rep2: .long 0 +rep3: .long 0 +probs: +is_match: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +is_rep: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +is_rep0: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +is_rep1: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +is_rep2: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +is_rep0_long: .word 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +dist_slot: .rept ( 4 * ( 1 << 6 ) ) + .word 0 + .endr +dist_special: .rept ( ( 1 << ( 14 / 2 ) ) - 14 ) + .word 0 + .endr +dist_align: .rept ( 1 << 4 ) + .word 0 + .endr +match_len_dec: .space sizeof__lzma_len_dec +rep_len_dec: .space sizeof__lzma_len_dec +literal: .rept ( ( 1 << LZMA_LC ) * 0x300 ) + .word 0 + .endr + .align 4 + .equ sizeof__lzma_dec, . - lzma_dec + .previous + + /* Some binutils versions seem not to handle .struct/.previous */ + .section ".prefix.lib", "ax", @progbits + +/***************************************************************************** + * Normalise range encoder + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %eax : current range + ***************************************************************************** + */ +rc_normalise: + /* Check if rc_range is less than 1<<24 */ + testb $0xff, (rc_range+3)(%ebp) + jnz 1f + /* If it is, shift in a new byte from the compressed input data */ + shll $8, rc_range(%ebp) + shll $8, rc_code(%ebp) + ADDR32 lodsb + movb %al, (rc_code+0)(%ebp) +1: /* Return current range */ + movl rc_range(%ebp), %eax + ret + .size rc_normalise, . - rc_normalise + +/***************************************************************************** + * Decode single range-encoded bit using a probability estimate + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %ebx : probability estimate pointer (offset from %ebp) + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * CF : decoded bit + * ZF : inverse of decoded bit + * Corrupts: + * none + ***************************************************************************** + */ +rc_bit: + /* Preserve registers */ + pushl %eax + pushl %edx + /* Perform normalisation */ + call rc_normalise + /* Calculate bound in %eax and probability estimate in %dx */ + shrl $11, %eax + movzwl (%ebp,%ebx), %edx + mul %edx /* will zero %edx */ + movw (%ebp,%ebx), %dx + /* Compare code against bound */ + cmpl %eax, rc_code(%ebp) + jae 2f +1: /* Code is less than bound */ + movl %eax, rc_range(%ebp) + negw %dx + addw $(1<<11), %dx + shrw $5, %dx + addw %dx, (%ebp,%ebx) + xorw %ax, %ax /* Clear CF, set ZF */ + jmp 99f +2: /* Code is greater than or equal to bound */ + subl %eax, rc_range(%ebp) + subl %eax, rc_code(%ebp) + shrw $5, %dx + subw %dx, (%ebp,%ebx) + incw %dx /* Clear ZF (%dx is 11-bit; can never wrap) */ + stc /* Set CF */ +99: /* Restore registers and return */ + popl %edx + popl %eax + ret + .size rc_bit, . - rc_bit + +/***************************************************************************** + * Decode MSB-first bittree + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %ebx : probability estimate set pointer (offset from %ebp) + * %cx : number of bits to decode + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %eax : decoded bittree + * Corrupts: + * none + ***************************************************************************** + */ +rc_bittree: + /* Preserve registers */ + pushl %edi + pushw %cx + movl %ebx, %edi + /* Initialise registers */ + movl $1, %eax +1: /* Decode bit */ + leaw (%edi,%eax,2), %bx /* high word always zero anyway */ + call rc_bit + rclw %ax + ADDR16 loop 1b + /* Restore registers, clear unwanted high bit of result, and return */ + movl %edi, %ebx + popw %cx + popl %edi + btrw %cx, %ax + ret + .size rc_bittree, . - rc_bittree + +/***************************************************************************** + * Decode LSB-first bittree + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %ebx : probability estimate set pointer (offset from %ebp) + * %cx : number of bits to decode + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %eax : decoded bittree + * Corrupts: + * none + ***************************************************************************** + */ +rc_bittree_reverse: + /* Preserve registers */ + pushw %cx + /* Decode bittree */ + call rc_bittree +1: /* Reverse result */ + rcrb %al + rclb %ah + ADDR16 loop 1b + shrw $8, %ax + /* Restore registers and return */ + popw %cx + ret + .size rc_bittree_reverse, . - rc_bittree_reverse + +/***************************************************************************** + * Decode MSB-first bittree with optional match byte + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %ebx : probability estimate set pointer (offset from %ebp) + * %cl : match byte + * %ch : 1 to use match byte, 0 to ignore match byte + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %eax : decoded bittree + * Corrupts: + * none + ***************************************************************************** + */ +rc_bittree_match: + /* Preserve registers */ + pushl %edi + pushw %cx + pushw %dx + movl %ebx, %edi + /* Initialise registers */ + movl $1, %eax +1: /* Decode bit */ + rolb $1, %cl + movw %cx, %dx + andb %dh, %dl /* match_bit in %dl */ + movw %dx, %bx + addb %bl, %bh + xorb %bl, %bl + addw %ax, %bx /* offset + match_bit + symbol */ + leaw (%edi,%ebx,2), %bx /* high word always zero anyway */ + call rc_bit + rclw %ax + movb %al, %dh + notb %dh + xorb %dh, %dl + andb %dl, %ch /* offset &= ( match_bit ^ bit ) */ + testb %ah, %ah + jz 1b + /* Restore registers, clear unwanted high bit of result, and return */ + movl %edi, %ebx + popw %dx + popw %cx + popl %edi + xorb %ah, %ah + ret + .size rc_bittree_match, . - rc_bittree_match + +/***************************************************************************** + * Decode direct bits (no probability estimates) + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %cx : number of bits to decode + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %eax : decoded bits + * Corrupts: + * none + ***************************************************************************** + */ +rc_direct: + /* Preserve registers */ + pushl %ebx + pushw %cx + pushl %edx + /* Initialise registers */ + xorl %edx, %edx +1: /* Perform normalisation */ + call rc_normalise + /* Decode bit */ + shrl $1, %eax + movl %eax, rc_range(%ebp) + movl rc_code(%ebp), %ebx + subl %eax, %ebx + js 2f + movl %ebx, rc_code(%ebp) +2: rcll %ebx + rcll %edx + xorb $1, %dl + ADDR16 loop 1b + /* Restore registers and return */ + movl %edx, %eax + popl %edx + popw %cx + popl %ebx + ret + .size rc_direct, . - rc_direct + +/***************************************************************************** + * Decode an LZMA literal + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %es:%edi : uncompressed output data pointer (updated) + * %edx : LZMA state + * CF : end of payload marker found (always zero) + * Corrupts: + * %eax + * %ebx + * %ecx + ***************************************************************************** + * + * Literals are coded as an eight-bit tree, using a match byte if the + * previous symbol was not a literal. + * + */ +lzma_literal: + /* Get most recent output byte, if available */ + xorl %ebx, %ebx + cmpl %edi, out_start(%ebp) + je 1f + movb %es:-1(%edi), %bh +1: /* Locate probability estimate set */ + shrb $( 8 - LZMA_LC ), %bh + shlb $1, %bh + leaw literal(%ebx,%ebx,2), %bx + /* Get match byte, if applicable */ + xorw %cx, %cx + cmpb $STATE_LIT_MAX, %dl + jbe 1f + movl rep0(%ebp), %eax + notl %eax + movb %es:(%edi,%eax), %cl + movb $1, %ch +1: /* Decode bittree */ + call rc_bittree_match + /* Store output byte */ + ADDR32 stosb + print_hex_byte %al + print_character $(' ') + /* Update LZMA state */ + subb $3, %dl + jns 1f + xorb %dl, %dl +1: cmpb $7, %dl + jb 1f + subb $3, %dl +1: /* Clear CF and return */ + clc + ret + .size lzma_literal, . - lzma_literal + +/***************************************************************************** + * Decode an LZMA length + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %ebx : length parameter pointer (offset from %ebp) + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * Corrupts: + * %ebx + ***************************************************************************** + * + * Lengths are encoded as: + * + * "0" + 3 bits : lengths 2-9 ("low") + * "10" + 3 bits : lengths 10-17 ("mid") + * "11" + 8 bits : lengths 18-273 ("high") + */ +lzma_len: + /* Preserve registers */ + pushl %eax + pushl %ecx + pushl %edi + movl %ebx, %edi + /* Start by assuming three bits and a base length of 2 */ + movw $3, %cx + movw $2, len(%ebp) + /* Check low-length choice bit */ + leal choice(%edi), %ebx + call rc_bit + leal low(%edi), %ebx + jz 1f + /* Check high-length choice bit */ + leal choice2(%edi), %ebx + call rc_bit + leal mid(%edi), %ebx + movb $10, len(%ebp) + jz 1f + leal high(%edi), %ebx + movb $8, %cl + movb $18, len(%ebp) +1: /* Get encoded length */ + call rc_bittree + addw %ax, len(%ebp) + /* Restore registers and return */ + movl %edi, %ebx + popl %edi + popl %ecx + popl %eax + ret + .size lzma_len, . - lzma_len + +/***************************************************************************** + * Copy (possibly repeated) matched data + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %es:%edi : uncompressed output data pointer + * %cl : repeated match distance index (for repeated matches) + * %eax : match distance (for non-repeated matches) + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %es:%edi : uncompressed output data pointer + * CF : match distance is out of range + * Corrupts: + * %eax + * %ebx + * %ecx + ***************************************************************************** + */ +match: /* Update repeated match list */ + print_character $('[') + movl $3, %ecx + jmp 1f +match_rep: + print_character $('[') + print_character $('R') + print_hex_byte %cl + print_character $('=') + movzbl %cl, %ecx + movl reps(%ebp,%ecx,4), %eax + jcxz 2f +1: movl (reps-4)(%ebp,%ecx,4), %ebx + movl %ebx, reps(%ebp,%ecx,4) + loop 1b + movl %eax, rep0(%ebp) +2: /* Preserve registers */ + pushl %esi + /* Get stored match length */ + movzwl len(%ebp), %ecx + print_hex_dword %eax + print_character $('+') + print_hex_word %cx + print_character $(']') + print_character $(' ') + /* Abort with CF set if match distance is out of range */ + movl out_start(%ebp), %esi + negl %esi + leal -1(%edi,%esi), %esi + cmpl %eax, %esi + jc 99f + /* Perform copy */ + notl %eax + leal (%edi,%eax), %esi + ADDR32 es rep movsb +99: /* Restore registers and return */ + popl %esi + ret + .size match, . - match + +/***************************************************************************** + * Decode an LZMA match + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * CF : end of payload marker found + * Corrupts: + * %eax + * %ebx + * %ecx + ***************************************************************************** + * + * Matches are encoded as an LZMA length followed by a 6-bit "distance + * slot" code, 0-26 fixed-probability bits, and 0-5 context encoded + * bits. + */ +lzma_match: + /* Preserve registers */ + pushl %edi + /* Update LZMA state */ + cmpb $STATE_LIT_MAX, %dl + movb $STATE_LIT_MATCH, %dl + jbe 1f + movb $STATE_NONLIT_MATCH, %dl +1: /* Decode length */ + movl $match_len_dec, %ebx + call lzma_len + /* Decode distance slot */ + movw len(%ebp), %bx + subw $2, %bx + cmpw $4, %bx + jb 1f + movw $3, %bx +1: shlw $7, %bx + addw $dist_slot, %bx + movw $6, %cx + call rc_bittree + /* Distance slots 0-3 are literal distances */ + cmpb $4, %al + jb 99f + /* Determine initial bits: 10/11 for even/odd distance codes */ + movl %eax, %edi + andw $1, %di + orw $2, %di + /* Determine number of context-encoded bits */ + movw %ax, %cx + shrb $1, %cl + decb %cl + /* Select context to be used in absence of fixed-probability bits */ + movl %edi, %ebx + shlw %cl, %bx + subw %ax, %bx + leaw (dist_special-2)(%ebx,%ebx), %bx + /* Decode fixed-probability bits, if any */ + cmpb $6, %cl + jb 1f + subb $4, %cl + shll %cl, %edi + call rc_direct + orl %eax, %edi + /* Select context to be used in presence of fixed-probability bits */ + movb $4, %cl + movl $dist_align, %ebx +1: /* Decode context-encoded bits */ + shll %cl, %edi + call rc_bittree_reverse + orl %edi, %eax +99: /* Restore registers and tail-call */ + popl %edi + jmp match + .size lzma_match, . - lzma_match + +/***************************************************************************** + * Decode an LZMA repeated match + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * CF : end of payload marker found + * Corrupts: + * %eax + * %ebx + * %ecx + ***************************************************************************** + * + * Repeated matches are encoded as: + * + * "00" : shortrep0 (implicit length 1) + * "01" + len : longrep0 + * "10" + len : longrep1 + * "110" + len : longrep2 + * "111" + len : longrep3 + */ +lzma_rep_match: + /* Initially assume longrep0 */ + movw $(STATE_LIT_LONGREP << 8), %cx + /* Get is_rep0 bit */ + leal is_rep0(,%edx,2), %ebx + call rc_bit + jnz 1f + /* Get is_rep0_long bit */ + leal is_rep0_long(,%edx,2), %ebx + call rc_bit + jnz 98f + movw $1, len(%ebp) + movb $STATE_LIT_SHORTREP, %ch + jmp 99f +1: /* Get is_rep1 bit */ + incb %cl + leal is_rep1(,%edx,2), %ebx + call rc_bit + jz 98f + /* Get is_rep2 bit */ + incb %cl + leal is_rep2(,%edx,2), %ebx + call rc_bit + adcb $0, %cl +98: /* Decode length */ + movl $rep_len_dec, %ebx + call lzma_len +99: /* Update LZMA state */ + cmpb $STATE_LIT_MAX, %dl + movb %ch, %dl + jbe 1f + movb $STATE_NONLIT_REP, %dl +1: /* Tail call */ + jmp match_rep + .size lzma_match, . - lzma_match + +/***************************************************************************** + * Decode one LZMA symbol + * + * Parameters: + * %ss:%ebp : LZMA parameter block + * %ds:%esi : compressed input data pointer + * %es:%edi : uncompressed output data pointer + * %edx : LZMA state + * Returns: + * %ds:%esi : compressed input data pointer (possibly updated) + * %es:%edi : uncompressed output data pointer (updated) + * %edx : LZMA state + * CF : end of payload marker found + * Corrupts: + * %eax + * %ebx + * %ecx + ***************************************************************************** + */ +lzma_decode: + /* Get is_match bit */ + leal is_match(,%edx,2), %ebx + call rc_bit + jz lzma_literal + /* Get is_rep bit */ + leal is_rep(,%edx,2), %ebx + call rc_bit + jz lzma_match + jmp lzma_rep_match + .size lzma_decode, . - lzma_decode + +/**************************************************************************** + * Undo effect of branch-call-jump (BCJ) filter + * + * Parameters: + * %es:%esi : start of uncompressed output data (note %es) + * %es:%edi : end of uncompressed output data + * Returns: + * Corrupts: + * %eax + * %ebx + * %ecx + * %edx + * %esi + ***************************************************************************** + */ +bcj_filter: + /* Store (negative) start of data in %edx */ + movl %esi, %edx + negl %edx + /* Calculate limit in %ecx */ + leal -5(%edi,%edx), %ecx +1: /* Calculate offset in %ebx */ + leal (%esi,%edx), %ebx + /* Check for end of data */ + cmpl %ecx, %ebx + ja 99f + /* Check for an opcode which would be followed by a rel32 address */ + ADDR32 es lodsb + andb $0xfe, %al + cmpb $0xe8, %al + jne 1b + /* Get current jump target value in %eax */ + ADDR32 es lodsl + /* Convert absolute addresses in the range [0,limit) back to + * relative addresses in the range [-offset,limit-offset). + */ + cmpl %ecx, %eax + jae 2f + subl %ebx,%es:-4(%esi) +2: /* Convert negative numbers in the range [-offset,0) back to + * positive numbers in the range [limit-offset,limit). + */ + notl %eax /* Range is now [0,offset) */ + cmpl %ebx, %eax + jae 1b + addl %ecx,%es:-4(%esi) + jmp 1b +99: /* Return */ + ret + .size bcj_filter, . - bcj_filter + +/**************************************************************************** + * decompress (real-mode or 16/32-bit protected-mode near call) + * + * Decompress data + * + * Parameters (passed via registers): + * %ds:%esi : Start of compressed input data + * %es:%edi : Start of output buffer + * Returns: + * %ds:%esi - End of compressed input data + * %es:%edi - End of decompressed output data + * All other registers are preserved + * + * NOTE: It would be possible to build a smaller version of the + * decompression code for -DKEEP_IT_REAL by using 16-bit registers + * where possible. + **************************************************************************** + */ + .globl decompress +decompress: + /* Preserve registers */ + pushl %eax + pushl %ebx + pushl %ecx + pushl %edx + pushl %ebp + /* Allocate parameter block */ + subl $sizeof__lzma_dec, %esp + movl %esp, %ebp + /* Zero parameter block and set all probabilities to 0.5 */ + pushl %edi + pushw %es + pushw %ss + popw %es + movl %ebp, %edi + xorl %eax, %eax + movl $( sizeof__lzma_dec / 4 ), %ecx + ADDR32 rep stosl + leal probs(%ebp), %edi + movw $( ( 1 << 11 ) / 2 ), %ax + movl $( ( sizeof__lzma_dec - probs ) / 2 ), %ecx + ADDR32 rep stosw + popw %es + popl %edi + /* Initialise remaining parameters */ + movl %edi, out_start(%ebp) + print_character $('\n') + ADDR32 lodsb /* discard initial byte */ + print_hex_byte %al + ADDR32 lodsl + bswapl %eax + print_hex_dword %eax + print_character $('\n') + movl %eax, rc_code(%ebp) + decl rc_range(%ebp) + movl $STATE_LIT_LIT, %edx +1: /* Decompress until we reach end of buffer */ + call lzma_decode + jnc 1b + call rc_normalise + print_character $('\n') + /* Undo BCJ filter */ + pushl %esi + movl out_start(%ebp), %esi + call bcj_filter + popl %esi + /* Restore registers and return */ + addl $sizeof__lzma_dec, %esp + popl %ebp + popl %edx + popl %ecx + popl %ebx + popl %eax + ret + + /* Specify minimum amount of stack space required */ + .globl _min_decompress_stack + .equ _min_decompress_stack, ( sizeof__lzma_dec + 512 /* margin */ ) diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/unnrv2b16.S b/qemu/roms/ipxe/src/arch/i386/prefix/unlzma16.S index b24c2846f..32b43f0dc 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/unnrv2b16.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/unlzma16.S @@ -3,7 +3,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) #define CODE16 -#include "unnrv2b.S" +#include "unlzma.S" diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/unnrv2b.S b/qemu/roms/ipxe/src/arch/i386/prefix/unnrv2b.S deleted file mode 100644 index f5724c134..000000000 --- a/qemu/roms/ipxe/src/arch/i386/prefix/unnrv2b.S +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright (C) 1996-2002 Markus Franz Xaver Johannes Oberhumer - * - * This file is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * Originally this code was part of ucl the data compression library - * for upx the ``Ultimate Packer of eXecutables''. - * - * - Converted to gas assembly, and refitted to work with etherboot. - * Eric Biederman 20 Aug 2002 - * - * - Structure modified to be a subroutine call rather than an - * executable prefix. - * Michael Brown 30 Mar 2004 - * - * - Modified to be compilable as either 16-bit or 32-bit code. - * Michael Brown 9 Mar 2005 - */ - -FILE_LICENCE ( GPL2_OR_LATER ) - -/**************************************************************************** - * This file provides the decompress() and decompress16() functions - * which can be called in order to decompress an image compressed with - * the nrv2b utility in src/util. - * - * These functions are designed to be called by the prefix. They are - * position-independent code. - * - * The same basic assembly code is used to compile both - * decompress() and decompress16(). - **************************************************************************** - */ - - .text - .arch i386 - .section ".prefix.lib", "ax", @progbits - -#ifdef CODE16 -/**************************************************************************** - * decompress16 (real-mode near call, position independent) - * - * Decompress data in 16-bit mode - * - * Parameters (passed via registers): - * %ds:%esi - Start of compressed input data - * %es:%edi - Start of output buffer - * Returns: - * %ds:%esi - End of compressed input data - * %es:%edi - End of decompressed output data - * All other registers are preserved - * - * NOTE: It would be possible to build a smaller version of the - * decompression code for -DKEEP_IT_REAL by using - * #define REG(x) x - * to use 16-bit registers where possible. This would impose limits - * that the compressed data size must be in the range [1,65533-%si] - * and the uncompressed data size must be in the range [1,65536-%di] - * (where %si and %di are the input values for those registers). Note - * particularly that the lower limit is 1, not 0, and that the upper - * limit on the input (compressed) data really is 65533, since the - * algorithm may read up to three bytes beyond the end of the input - * data, since it reads dwords. - **************************************************************************** - */ - -#define REG(x) e ## x -#define ADDR32 addr32 - - .code16 - .globl decompress16 -decompress16: - -#else /* CODE16 */ - -/**************************************************************************** - * decompress (32-bit protected-mode near call, position independent) - * - * Parameters (passed via registers): - * %ds:%esi - Start of compressed input data - * %es:%edi - Start of output buffer - * Returns: - * %ds:%esi - End of compressed input data - * %es:%edi - End of decompressed output data - * All other registers are preserved - **************************************************************************** - */ - -#define REG(x) e ## x -#define ADDR32 - - .code32 - .globl decompress -decompress: - -#endif /* CODE16 */ - -#define xAX REG(ax) -#define xCX REG(cx) -#define xBP REG(bp) -#define xSI REG(si) -#define xDI REG(di) - - /* Save registers */ - push %xAX - pushl %ebx - push %xCX - push %xBP - /* Do the decompression */ - cld - xor %xBP, %xBP - dec %xBP /* last_m_off = -1 */ - jmp dcl1_n2b - -decompr_literals_n2b: - ADDR32 movsb -decompr_loop_n2b: - addl %ebx, %ebx - jnz dcl2_n2b -dcl1_n2b: - call getbit32 -dcl2_n2b: - jc decompr_literals_n2b - xor %xAX, %xAX - inc %xAX /* m_off = 1 */ -loop1_n2b: - call getbit1 - adc %xAX, %xAX /* m_off = m_off*2 + getbit() */ - call getbit1 - jnc loop1_n2b /* while(!getbit()) */ - sub $3, %xAX - jb decompr_ebpeax_n2b /* if (m_off == 2) goto decompr_ebpeax_n2b ? */ - shl $8, %xAX - ADDR32 movb (%xSI), %al /* m_off = (m_off - 3)*256 + src[ilen++] */ - inc %xSI - xor $-1, %xAX - jz decompr_end_n2b /* if (m_off == 0xffffffff) goto decomp_end_n2b */ - mov %xAX, %xBP /* last_m_off = m_off ?*/ -decompr_ebpeax_n2b: - xor %xCX, %xCX - call getbit1 - adc %xCX, %xCX /* m_len = getbit() */ - call getbit1 - adc %xCX, %xCX /* m_len = m_len*2 + getbit()) */ - jnz decompr_got_mlen_n2b /* if (m_len == 0) goto decompr_got_mlen_n2b */ - inc %xCX /* m_len++ */ -loop2_n2b: - call getbit1 - adc %xCX, %xCX /* m_len = m_len*2 + getbit() */ - call getbit1 - jnc loop2_n2b /* while(!getbit()) */ - inc %xCX - inc %xCX /* m_len += 2 */ -decompr_got_mlen_n2b: - cmp $-0xd00, %xBP - adc $1, %xCX /* m_len = m_len + 1 + (last_m_off > 0xd00) */ - push %xSI - ADDR32 lea (%xBP,%xDI), %xSI /* m_pos = dst + olen + -m_off */ - rep - es ADDR32 movsb /* dst[olen++] = *m_pos++ while(m_len > 0) */ - pop %xSI - jmp decompr_loop_n2b - - -getbit1: - addl %ebx, %ebx - jnz 1f -getbit32: - ADDR32 movl (%xSI), %ebx - sub $-4, %xSI /* sets carry flag */ - adcl %ebx, %ebx -1: - ret - -decompr_end_n2b: - /* Restore registers and return */ - pop %xBP - pop %xCX - popl %ebx - pop %xAX - ret diff --git a/qemu/roms/ipxe/src/arch/i386/prefix/usbdisk.S b/qemu/roms/ipxe/src/arch/i386/prefix/usbdisk.S index fa7d1956e..9676406e2 100644 --- a/qemu/roms/ipxe/src/arch/i386/prefix/usbdisk.S +++ b/qemu/roms/ipxe/src/arch/i386/prefix/usbdisk.S @@ -1,3 +1,5 @@ +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) + .text .arch i386 .section ".prefix", "awx", @progbits @@ -6,18 +8,27 @@ #include "mbr.S" -/* Partition table: ZIP-compatible partition 4, 64 heads, 32 sectors/track */ +/* Partition table: 64 heads, 32 sectors/track (ZIP-drive compatible) */ .org 446 .space 16 .space 16 - .space 16 - .byte 0x80, 0x01, 0x01, 0x00 - .byte 0xeb, 0x3f, 0x20, 0x01 + /* Partition 3: log partition (for CONSOLE_INT13) */ + .byte 0x00, 0x01, 0x01, 0x00 + .byte 0xe0, 0x3f, 0x20, 0x00 .long 0x00000020 - .long 0x00000fe0 + .long 0x000007e0 + /* Partition 4: boot partition */ + .byte 0x80, 0x00, 0x01, 0x01 + .byte 0xeb, 0x3f, 0x20, 0x02 + .long 0x00000800 + .long 0x00001000 .org 510 .byte 0x55, 0xaa -/* Skip to start of partition */ +/* Skip to start of log partition */ .org 32 * 512 + .ascii "iPXE LOG\n\n" + +/* Skip to start of boot partition */ + .org 2048 * 512 diff --git a/qemu/roms/ipxe/src/arch/i386/scripts/i386.lds b/qemu/roms/ipxe/src/arch/i386/scripts/i386.lds index 98f95cb23..38c89e14b 100644 --- a/qemu/roms/ipxe/src/arch/i386/scripts/i386.lds +++ b/qemu/roms/ipxe/src/arch/i386/scripts/i386.lds @@ -27,6 +27,13 @@ SECTIONS { PROVIDE ( _max_align = 16 ); /* + * Allow decompressor to require a minimum amount of temporary stack + * space. + * + */ + PROVIDE ( _min_decompress_stack = 0 ); + + /* * The prefix * */ @@ -34,6 +41,7 @@ SECTIONS { .prefix 0x0 : AT ( _prefix_lma ) { _prefix = .; *(.prefix) + *(SORT(.pci_devlist.*)) *(.prefix.*) _mprefix = .; } .bss.prefix (NOLOAD) : AT ( _end_lma ) { @@ -87,6 +95,7 @@ SECTIONS { *(.bss16.*) *(.stack16) *(.stack16.*) + . = MAX ( ., _mdata16 + _min_decompress_stack ); _edata16 = .; } _data16_filesz = ABSOLUTE ( _mdata16 ) - ABSOLUTE ( _data16 ); diff --git a/qemu/roms/ipxe/src/arch/i386/transitions/liba20.S b/qemu/roms/ipxe/src/arch/i386/transitions/liba20.S index 684697525..6c1e1f62f 100644 --- a/qemu/roms/ipxe/src/arch/i386/transitions/liba20.S +++ b/qemu/roms/ipxe/src/arch/i386/transitions/liba20.S @@ -16,9 +16,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) .arch i386 diff --git a/qemu/roms/ipxe/src/arch/i386/transitions/libkir.S b/qemu/roms/ipxe/src/arch/i386/transitions/libkir.S index 1176fcced..fa9459d52 100644 --- a/qemu/roms/ipxe/src/arch/i386/transitions/libkir.S +++ b/qemu/roms/ipxe/src/arch/i386/transitions/libkir.S @@ -5,7 +5,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) /**************************************************************************** * This file defines libkir: an interface between external and diff --git a/qemu/roms/ipxe/src/arch/i386/transitions/librm.S b/qemu/roms/ipxe/src/arch/i386/transitions/librm.S index 2e447b030..863e22415 100644 --- a/qemu/roms/ipxe/src/arch/i386/transitions/librm.S +++ b/qemu/roms/ipxe/src/arch/i386/transitions/librm.S @@ -5,7 +5,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ) +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) /* Drag in local definitions */ #include "librm.h" diff --git a/qemu/roms/ipxe/src/arch/i386/transitions/librm_mgmt.c b/qemu/roms/ipxe/src/arch/i386/transitions/librm_mgmt.c index cc4765de2..becb02677 100644 --- a/qemu/roms/ipxe/src/arch/i386/transitions/librm_mgmt.c +++ b/qemu/roms/ipxe/src/arch/i386/transitions/librm_mgmt.c @@ -5,7 +5,7 @@ * */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> #include <ipxe/profile.h> @@ -103,7 +103,7 @@ void init_idt ( void ) { ( uint32_t ) vec->next ); set_interrupt_vector ( intr, vec ); } - DBGC ( &intr_vec[0], "INTn vector at %p+%xn (phys %#lx+%xn)\n", + DBGC ( &intr_vec[0], "INTn vector at %p+%zxn (phys %#lx+%zxn)\n", intr_vec, sizeof ( intr_vec[0] ), virt_to_phys ( intr_vec ), sizeof ( intr_vec[0] ) ); diff --git a/qemu/roms/ipxe/src/arch/i386/transitions/librm_test.c b/qemu/roms/ipxe/src/arch/i386/transitions/librm_test.c index e07cfccdd..f1a517eda 100644 --- a/qemu/roms/ipxe/src/arch/i386/transitions/librm_test.c +++ b/qemu/roms/ipxe/src/arch/i386/transitions/librm_test.c @@ -15,9 +15,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. */ -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * @@ -114,4 +118,5 @@ struct self_test librm_test __self_test = { .exec = librm_test_exec, }; +REQUIRING_SYMBOL ( librm_test ); REQUIRE_OBJECT ( test ); |