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| author | Michael Brown <mcb30@etherboot.org> | 2007-07-16 16:58:38 +0100 |
|---|---|---|
| committer | Michael Brown <mcb30@etherboot.org> | 2007-07-16 16:58:38 +0100 |
| commit | 048bbeeebcfce2eac0a21a8eaf44a6810d685032 (patch) | |
| tree | d1d55fed52f9ece7f2fc510a81725e7137ff0104 /src/arch/i386/prefix/romprefix.S | |
| parent | 37fa9a87065e07ccef0fcc62b67db278a337e4a4 (diff) | |
| download | ipxe-048bbeeebcfce2eac0a21a8eaf44a6810d685032.tar.gz | |
Compressed ROM images now work.
Diffstat (limited to 'src/arch/i386/prefix/romprefix.S')
| -rw-r--r-- | src/arch/i386/prefix/romprefix.S | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/arch/i386/prefix/romprefix.S b/src/arch/i386/prefix/romprefix.S index f68c14e0..3e6cd2d0 100644 --- a/src/arch/i386/prefix/romprefix.S +++ b/src/arch/i386/prefix/romprefix.S @@ -14,7 +14,7 @@ .org 0x00 romheader: .word 0xAA55 /* BIOS extension signature */ - .byte _rom_size /* Size in 512-byte blocks */ +romheader_size: .byte _rom_size /* Size in 512-byte blocks */ jmp init_vector /* Initialisation vector */ .org 0x16 .word undiheader @@ -34,7 +34,7 @@ pciheader: .byte 0x02 /* Device Base Type code */ .byte 0x00 /* Device Sub-Type code */ .byte 0x00 /* Device Interface Type code */ - .word _rom_size /* Image length same as offset 02h */ +pciheader_size: .word _rom_size /* Image length same as offset 02h */ .word 0x0001 /* revision level of code/data */ .byte 0x00 /* code type */ .byte 0x80 /* Flags (last PCI data structure) */ @@ -215,3 +215,15 @@ print_message: popw %ax ret .size print_message, . - print_message + + + /* Data update information for the compressor */ + .section ".zinfo.fixup", "a" + .ascii "SUBB" + .long romheader_size + .long 512 + .long 0 + .ascii "SUBW" + .long pciheader_size + .long 512 + .long 0 |