ia64/xen-unstable

diff tools/firmware/rombios/32bitgateway.c @ 19479:909bb1245930

hvmloader: ROMBIOS must POST in big real mode, since it supports PMM,
and hence Option ROMs can expect noi segment limit checks.

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
author Keir Fraser <keir.fraser@citrix.com>
date Tue Mar 31 14:04:50 2009 +0100 (2009-03-31)
parents f2ad1a7ca582
children
line diff
     1.1 --- a/tools/firmware/rombios/32bitgateway.c	Tue Mar 31 13:57:11 2009 +0100
     1.2 +++ b/tools/firmware/rombios/32bitgateway.c	Tue Mar 31 14:04:50 2009 +0100
     1.3 @@ -56,13 +56,13 @@ gdt_entry_pm_32bit_cs:
     1.4      .byte 0x00, 0x9b, 0xcf, 0x00
     1.5  gdt_entry_pm_16bit_cs:
     1.6      .word 0xffff, 0x0000
     1.7 -    .byte REAL_MODE_CODE_OFFSET >> 16, 0x9b, 0x0, 0x0
     1.8 +    .byte REAL_MODE_CODE_OFFSET >> 16, 0x9b, 0x8f, 0x0
     1.9  gdt_entry_pm_32bit_ds:
    1.10      .word 0xffff, 0x0000
    1.11      .byte 0x0, 0x93, 0xcf, 0x0
    1.12  gdt_entry_pm_16bit_ds:
    1.13      .word 0xffff, 0x0000
    1.14 -    .byte 0x0, 0x93, 0x0, 0x0
    1.15 +    .byte 0x0, 0x93, 0x8f, 0x0
    1.16  gdt_entry_end:
    1.17  
    1.18  protmode_gdtdesc: