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OVMF: Support greater than 2GB of memory

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10928 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
2010-10-13 07:07:29 +00:00
parent 3d131d1a20
commit 55cdb67acb
3 changed files with 19 additions and 12 deletions
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6
OvmfPkg/PlatformPei/MemDetect.c
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@@ -54,7 +54,7 @@ GetSystemMemorySize (
Cmos0x34 = (UINT8) CmosRead8 (0x34);
Cmos0x35 = (UINT8) CmosRead8 (0x35);
return ((((Cmos0x35 << 8) + Cmos0x34) << 16) + SIZE_16MB);
return (((UINTN)((Cmos0x35 << 8) + Cmos0x34) << 16) + SIZE_16MB);
}
@@ -64,7 +64,7 @@ GetSystemMemorySize (
@return EFI_SUCCESS The PEIM initialized successfully.
**/
EFI_STATUS
EFI_PHYSICAL_ADDRESS
MemDetect (
)
{
@@ -103,6 +103,6 @@ MemDetect (
AddMemoryRangeHob (BASE_1MB, MemoryBase);
AddMemoryRangeHob (0, BASE_512KB + BASE_128KB);
return EFI_SUCCESS;
return MemoryBase + MemorySize;
}