sravan/system76-edk2
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1) If PeiLoadImage fails, the section extraction PPI or Decompress PPI may not be ready, we flag that more Peims need to be dispatched.

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2) Set the stack to be cacheable before the stack switch occurs so that IPF recovery path will be run from cacheble memory for code, data and stack.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4288 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
2007-11-08 03:50:37 +00:00
parent dda0251d0b
commit a3a15d2108
4 changed files with 19 additions and 16 deletions
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15
MdeModulePkg/Core/Pei/Memory/MemoryServices.c
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@@ -114,6 +114,8 @@ Returns:
UINT64 PeiStackSize;
UINT64 EfiFreeMemorySize;
EFI_PHYSICAL_ADDRESS PhysicalAddressOfOldHob;
DEBUG ((EFI_D_INFO, "PeiInstallPeiMemory MemoryBegin 0x%LX, MemoryLength 0x%LX\n", MemoryBegin, MemoryLength));
PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS (PeiServices);
@@ -137,8 +139,8 @@ Returns:
EfiFreeMemorySize = OldHandOffHob->EfiFreeMemoryBottom - PhysicalAddressOfOldHob;
DEBUG ((EFI_D_INFO, "HOBLIST address before memory init = 0x%08x\n", OldHandOffHob));
DEBUG ((EFI_D_INFO, "HOBLIST address after memory init = 0x%08x\n", NewHandOffHob));
DEBUG ((EFI_D_INFO, "HOBLIST address before memory init = 0x%p\n", OldHandOffHob));
DEBUG ((EFI_D_INFO, "HOBLIST address after memory init = 0x%p\n", NewHandOffHob));
CopyMem (
NewHandOffHob,
@@ -155,7 +157,13 @@ Returns:
NewHandOffHob->EfiEndOfHobList = (UINTN)NewHandOffHob +
(OldHandOffHob->EfiEndOfHobList -
PhysicalAddressOfOldHob);
//
// For IPF in CAR mode the real memory access is uncached,in InstallPeiMemory()
// the 63-bit of address is set to 1.
//
SWITCH_TO_CACHE_MODE (PrivateData);
ConvertPpiPointers (PeiServices, OldHandOffHob, NewHandOffHob);
BuildStackHob (PrivateData->StackBase, PrivateData->StackSize);
@@ -223,6 +231,7 @@ Returns:
Hob.HandoffInformationTable->EfiFreeMemoryTop -= Offset;
}
ASSERT (Hob.HandoffInformationTable->EfiFreeMemoryTop >= Hob.HandoffInformationTable->EfiFreeMemoryBottom);
//
// Verify that there is sufficient memory to satisfy the allocation
//