Re: [Xen-devel] [Patch] Enable Option ROM write access

[Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>]

Akio Takebe wrote:
> Hi,
> 
> This patch is enabling write access during rom_scan.
> 
> Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>
I think this patch is better than the previous one.

Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>

Best Regards,

Akio Takebe

diff -r e2f36d066b7b tools/firmware/rombios/rombios.c
--- a/tools/firmware/rombios/rombios.c  Mon Dec 22 13:48:40 2008 +0000
+++ b/tools/firmware/rombios/rombios.c  Fri Dec 26 14:13:34 2008 +0900
@@ -11008,11 +11008,9 @@
 #endif // BX_ELTORITO_BOOT
 
 #ifdef HVMASSIST
-  call _enable_rom_write_access
   call _clobber_entry_point
   call _copy_e820_table
   call smbios_init
-  call _disable_rom_write_access
 #endif
 
   call _init_boot_vectors
@@ -11020,6 +11018,7 @@
   mov  cx, #0xc800  ;; init option roms
   mov  ax, #0xe000
   call rom_scan
+  call _disable_rom_write_access
 
 #if BX_ELTORITO_BOOT
   call _interactive_bootkey

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