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UefiPayloadPkg/UefiPayloadEntry: Remove 4GB memory WA 

Previous it would hang in CpuDxe if DXE drivers are dispatched above 4GB.
Now remove the work around since the fixed in CpuDxe are merged.

Signed-off-by: Guo Dong <guo.dong@intel.com>
Reviewed-by: Maurice Ma <maurice.ma@intel.com>
This commit is contained in:
Guo Dong 2021-02-14 22:13:08 -07:00 committed by mergify[bot]
parent 1e5e58d39b
commit 7471751a4d
1 changed files with 0 additions and 5 deletions
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5
UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
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@ -198,11 +198,6 @@ MemInfoCallback (
EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE; EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE;
if (Base >= BASE_4GB) {
// Remove tested attribute to avoid DXE core to dispatch driver to memory above 4GB
Attribue &= ~EFI_RESOURCE_ATTRIBUTE_TESTED;
}
BuildResourceDescriptorHob (Type, Attribue, (EFI_PHYSICAL_ADDRESS)Base, Size); BuildResourceDescriptorHob (Type, Attribue, (EFI_PHYSICAL_ADDRESS)Base, Size);
DEBUG ((DEBUG_INFO , "buildhob: base = 0x%lx, size = 0x%lx, type = 0x%x\n", Base, Size, Type)); DEBUG ((DEBUG_INFO , "buildhob: base = 0x%lx, size = 0x%lx, type = 0x%x\n", Base, Size, Type));