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Handle the case when OpROM wants to completely remove itself.

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Signed-off-by: Ruiyu Ni<ruiyu.ni@intel.com>
Reviewed-by: Elvin Li<elvin.li@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13736 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu 2012-09-24 02:57:47 +00:00
parent a9c12422ff
commit 7f446eba26
1 changed files with 10 additions and 1 deletions
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11
IntelFrameworkModulePkg/Csm/LegacyBiosDxe/LegacyPci.c
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@ -2536,7 +2536,16 @@ LegacyBiosInstallRom (
// //
// The ROM could have updated it's size so we need to read again. // The ROM could have updated it's size so we need to read again.
// //
*RuntimeImageLength = ((EFI_LEGACY_EXPANSION_ROM_HEADER *) (RuntimeAddress))->Size512 * 512; if ((((EFI_LEGACY_EXPANSION_ROM_HEADER *) RuntimeAddress)->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) &&
(((EFI_LEGACY_EXPANSION_ROM_HEADER *) InitAddress)->Size512 == 0)) {
//
// The INIT function didn't copy the RUNTIME code to RuntimeAddress
//
*RuntimeImageLength = 0;
} else {
*RuntimeImageLength = ((EFI_LEGACY_EXPANSION_ROM_HEADER *) RuntimeAddress)->Size512 * 512;
}
DEBUG ((EFI_D_INFO, " fsize = %x\n", *RuntimeImageLength)); DEBUG ((EFI_D_INFO, " fsize = %x\n", *RuntimeImageLength));
// //