diff options
Diffstat (limited to 'qemu/roms/SLOF/board-js2x/slof/citrine-disk.fs')
-rw-r--r-- | qemu/roms/SLOF/board-js2x/slof/citrine-disk.fs | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/qemu/roms/SLOF/board-js2x/slof/citrine-disk.fs b/qemu/roms/SLOF/board-js2x/slof/citrine-disk.fs deleted file mode 100644 index 146e7ece3..000000000 --- a/qemu/roms/SLOF/board-js2x/slof/citrine-disk.fs +++ /dev/null @@ -1,79 +0,0 @@ -\ ***************************************************************************** -\ * Copyright (c) 2004, 2008 IBM Corporation -\ * All rights reserved. -\ * This program and the accompanying materials -\ * are made available under the terms of the BSD License -\ * which accompanies this distribution, and is available at -\ * http://www.opensource.org/licenses/bsd-license.php -\ * -\ * Contributors: -\ * IBM Corporation - initial implementation -\ ****************************************************************************/ - - -( max-#blocks rsrc id -- ) - -new-device - -lwsplit swap wbsplit rot set-unit - -s" disk" device-name s" block" device-type - -CONSTANT resource-id -CONSTANT max-#blocks -get-parent CONSTANT ppack - - -: our-disk-read ( lba count addr -- ) - >r >r >r resource-id r> r> r> s" do-read" ppack $call-static ; - -0 pci-alias-disk - -\ Requiered interface for deblocker - -200 CONSTANT block-size -40000 CONSTANT max-transfer - -: read-blocks ( addr block# #blocks -- #read ) -\ my-unit s" dev-read-blocks" $call-parent - \ check if the read is within max-#blocks - 2dup + max-#blocks 1 + > IF - \ 2drop drop 0 \ return 0 - \ returning 0 would be correct (maybe?) but it confuses the deblocker... - \ so i erase whatever would have been read and return the "expected" #read - dup >r - swap drop \ drop block# (not needed) - block-size * erase \ erase at addr #blocks * block-size - r> \ return #read - ELSE - dup >r rot our-disk-read r> - THEN -; - -INSTANCE VARIABLE deblocker - -: open ( -- okay? ) - 0 0 s" deblocker" $open-package dup deblocker ! dup IF - s" disk-label" find-package IF - my-args rot interpose - THEN - THEN 0<> ; - -: close ( -- ) - deblocker @ close-package ; - -: seek ( pos.lo pos.hi -- status ) - 2dup lxjoin max-#blocks 1 + block-size * > IF - \ illegal seek, return -1 - 2drop -1 - ELSE - s" seek" deblocker @ $call-method - THEN -; - -: read ( addr len -- actual ) - s" read" deblocker @ $call-method ; - - -finish-device - |