X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fgeekos%2Fdefs.asm;h=5dd71e65bc779f687732d41360e3a54a8822fb98;hb=ae815401892685fd738836b47eccba2b437e277a;hp=25dc811a8398f2406e86aea82536004b097ef197;hpb=57e3d7d1e671a261befef967b4a441e5d7dc2303;p=palacios-OLD.git diff --git a/palacios/src/geekos/defs.asm b/palacios/src/geekos/defs.asm index 25dc811..5dd71e6 100644 --- a/palacios/src/geekos/defs.asm +++ b/palacios/src/geekos/defs.asm @@ -1,6 +1,6 @@ ; Definitions for use in GeekOS boot code ; Copyright (c) 2001, David H. Hovemeyer -; $Revision: 1.7 $ +; $Revision: 1.12 $ ; This is free software. You are permitted to use, ; redistribute, and modify it as specified in the file "COPYING". @@ -16,7 +16,16 @@ %ifndef DEFS_ASM %define DEFS_ASM -VM_KERNEL_TARGET equ 0x100000 +;Zheng 08/01/2008 +SYSSEG equ 0x1000 +COMMAND_LINE_SIZE equ 1024 + +SETUPSECTS equ 4 ; /* default nr of setup-sectors */ +SYSSIZE equ 0x7f00 ; /* system size: # of 16-byte clicks */ +ROOT_DEV equ 0 ; /* ROOT_DEV is now written by "build" */ +SWAP_DEV equ 0 ; /* SWAP_DEV is now written by "build" */ + +;VM_KERNEL_TARGET equ 0x100000 ; BIOS loads the boot sector at offset 0 in this segment BOOTSEG equ 0x07C0 @@ -54,7 +63,7 @@ VIDSEG equ 0xb800 ; The following information is correct for a 1.44M floppy. ; Yes, I'm hard coding this. -SECTORS_PER_TRACK equ 18 +;SECTORS_PER_TRACK equ 18 HEADS equ 2 CYLINDERS equ 80