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Restore AllocSmallBlocks() needed when MemMap is too big.

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This commit is contained in:
jief666 2023-12-31 15:19:19 +01:00
parent 3fd62f2756
commit 381bc886e5
3 changed files with 69 additions and 94 deletions
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8
Clover.dsc
View File

@ -375,10 +375,10 @@
<BuildOptions>
*_*_*_CC_FLAGS = $(OC_INCLUDE_FLAG)
}
# OpenCorePkg/Library/OcMemoryLib/OcMemoryLib.inf {
# <BuildOptions>
# *_*_*_CC_FLAGS = $(OC_INCLUDE_FLAG)
# }
OpenCorePkg/Library/OcMemoryLib/OcMemoryLib.inf {
<BuildOptions>
*_*_*_CC_FLAGS = $(OC_INCLUDE_FLAG)
}
OpenCorePkg/Library/OcMiscLib/OcMiscLib.inf {
<BuildOptions>
*_*_*_CC_FLAGS = $(OC_INCLUDE_FLAG)

3
rEFIt_UEFI/cpp_unit_test/MemoryTracker_test.cpp
View File

@ -77,6 +77,7 @@ void f_p1void(void* p)
int MemoryTracker_tests()
{
#ifdef MEMORY_TRACKER_ENABLED
// Work in progress !!!!!!!!!!!!!!
void* p; (void)p;
// int t1_v = 3;
@ -126,6 +127,8 @@ int MemoryTracker_tests()
// MT_delete(p, "return g_ta.testAlloc2()"_XS8);
// MT_outputDanglingPtr();
// printf("------------------\n");
#else
breakpoint(0); // to avoid warning.
#endif
return 0;
}

150
rEFIt_UEFI/refit/main.cpp
View File

@ -142,76 +142,48 @@ extern EFI_DXE_SERVICES *gDS;
EFI_PHYSICAL_ADDRESS ExtraSpace = EFI_SYSTEM_TABLE_MAX_ADDRESS;
//VOID
//PrintMemoryMap()
//{
// apd<EFI_MEMORY_DESCRIPTOR*> MemMap;
// UINTN MemMapSize;
// UINTN MapKey, DescriptorSize;
// UINT32 DescriptorVersion;
// EFI_STATUS Status;
//
// MemMapSize = 0;
// DescriptorSize = 0;
// Status = gBS->GetMemoryMap (&MemMapSize, MemMap, &MapKey, &DescriptorSize, &DescriptorVersion);
// if (Status != EFI_BUFFER_TOO_SMALL) {
// DBG("PrintMemoryMap: GetMemStatus=%s not EFI_BUFFER_TOO_SMALL\n", efiStrError(Status));
// return;
// }
// MemMapSize += EFI_PAGE_SIZE;
// MemMap = (EFI_MEMORY_DESCRIPTOR*)AllocatePool(MemMapSize);
//
// Status = gBS->GetMemoryMap (&MemMapSize, MemMap, &MapKey, &DescriptorSize, &DescriptorVersion);
// if ( EFI_ERROR(Status) ) {
// DBG("PrintMemoryMap: GetMemoryMap failed=%s\n", efiStrError(Status));
// return;
// }
//
// OcPrintMemoryMap(MemMapSize, MemMap, DescriptorSize);
//}
VOID
PrintMemoryMap (
VOID
)
void PrintMemoryMap()
{
EFI_MEMORY_DESCRIPTOR *MemMap;
EFI_MEMORY_DESCRIPTOR *MemMapPtr;
UINTN MemMapSize = 0;
UINTN MapKey = 0, DescriptorSize = 0;
UINT32 DescriptorVersion = 0;
UINT64 Bytes;
EFI_STATUS Status = EFI_SUCCESS;
apd<EFI_MEMORY_DESCRIPTOR*> MemMap;
UINTN MemMapSize;
UINTN MapKey, DescriptorSize;
UINT32 DescriptorVersion;
EFI_STATUS Status;
MemMapSize = 0;
MemMap = NULL;
DescriptorSize = 0;
Status = gBS->GetMemoryMap (&MemMapSize, MemMap, &MapKey, &DescriptorSize, &DescriptorVersion);
// ASSERT (Status == EFI_BUFFER_TOO_SMALL);
if (Status != EFI_BUFFER_TOO_SMALL) {
DBG("PrintMemoryMap: GetMemStatus=%s not EFI_BUFFER_TOO_SMALL\n", efiStrError(Status));
return;
}
MemMapSize += EFI_PAGE_SIZE;
Status = gBS->AllocatePool (EfiBootServicesData, MemMapSize, (VOID**)&MemMap);
// ASSERT (Status == EFI_SUCCESS);
if (EFI_ERROR(Status)) return;
Status = gBS->GetMemoryMap (&MemMapSize, MemMap, &MapKey, &DescriptorSize, &DescriptorVersion);
// ASSERT (Status == EFI_SUCCESS);
MemMapPtr = MemMap;
MemMap = (EFI_MEMORY_DESCRIPTOR*)AllocatePool(MemMapSize);
// ASSERT (DescriptorVersion == EFI_MEMORY_DESCRIPTOR_VERSION);
Status = gBS->GetMemoryMap (&MemMapSize, MemMap, &MapKey, &DescriptorSize, &DescriptorVersion);
if ( EFI_ERROR(Status) ) {
DBG("PrintMemoryMap: GetMemoryMap failed=%s\n", efiStrError(Status));
return;
}
#ifndef JIEF_DEBUG
EFI_MEMORY_DESCRIPTOR* MemMapPtr = MemMap;
for (UINTN Index = 0; Index < MemMapSize / DescriptorSize; Index ++) {
Bytes = LShiftU64 (MemMap->NumberOfPages, 12);
DEBUG ((EFI_D_ERROR, "%lX-%lX %lX %lX %X\n",
MemMap->PhysicalStart,
MemMap->PhysicalStart + Bytes - 1,
MemMap->NumberOfPages,
MemMap->Attribute,
(UINTN)MemMap->Type));
MemMap = (EFI_MEMORY_DESCRIPTOR *)((UINTN)MemMap + DescriptorSize);
UINT64 Bytes = LShiftU64 (MemMapPtr->NumberOfPages, 12);
DEBUG ((EFI_D_ERROR, "%llX-%llX %llX %llX %X\n",
MemMapPtr->PhysicalStart,
MemMapPtr->PhysicalStart + Bytes - 1,
MemMapPtr->NumberOfPages,
MemMapPtr->Attribute,
MemMapPtr->Type));
MemMapPtr = (EFI_MEMORY_DESCRIPTOR *)((UINTN)MemMapPtr + DescriptorSize);
}
gBS->FreePool(MemMapPtr);
#else
OcPrintMemoryMap(MemMapSize, MemMap, DescriptorSize);
#endif
}
void AllocSmallBlocks(UINTN NumberOfPagesMax)
{
EFI_MEMORY_DESCRIPTOR *MemMap;
@ -256,32 +228,32 @@ void AllocSmallBlocks(UINTN NumberOfPagesMax)
FreePool(MemMap);
}
//void AllocSmallBlocks()
//{
// CONST EFI_MEMORY_ATTRIBUTES_TABLE *MemoryAttributesTable;
//
////PrintMemoryMap();
//
// UINTN size = 64;
// UINTN nb = 0;
//
// AllocSmallBlocks(size); // 252KB
//
// MemoryAttributesTable = OcGetMemoryAttributes (NULL);
// nb = MemoryAttributesTable->NumberOfEntries;
//
////PrintMemoryMap();
// while ( size <= 2048 && nb > 100 ) { // XNU seems to handle max 128 entries. So let's shrink a little bit under 128
// size *= 2;
// AllocSmallBlocks(size);
// MemoryAttributesTable = OcGetMemoryAttributes (NULL);
// nb = MemoryAttributesTable->NumberOfEntries;
////PrintMemoryMap();
// }
// if ( size > 2048 ) {
// DBG("Cannot shrink memory map enough. Nb entries = %lld\n", nb);
// }
//}
void AllocSmallBlocks()
{
CONST EFI_MEMORY_ATTRIBUTES_TABLE *MemoryAttributesTable;
//PrintMemoryMap();
UINTN size = 64;
UINTN nb = 0;
AllocSmallBlocks(size); // 252KB
MemoryAttributesTable = OcGetMemoryAttributes (NULL);
nb = MemoryAttributesTable->NumberOfEntries;
//PrintMemoryMap();
while ( size <= 2048 && nb > 100 ) { // XNU seems to handle max 128 entries. So let's shrink a little bit under 128
size *= 2;
AllocSmallBlocks(size);
MemoryAttributesTable = OcGetMemoryAttributes (NULL);
nb = MemoryAttributesTable->NumberOfEntries;
//PrintMemoryMap();
}
if ( size > 2048 ) {
DBG("Cannot shrink memory map enough. Nb entries = %lld\n", nb);
}
}
static EFI_STATUS LoadEFIImageList(IN EFI_DEVICE_PATH **DevicePaths,
@ -1782,9 +1754,9 @@ void LOADER_ENTRY::StartLoader()
}
gBS->FreePages (ExtraSpace, 90000);
AllocSmallBlocks(); // shrink memory map;
#ifdef JIEF_DEBUG
AllocSmallBlocks(); // shrink memory map;
PrintMemoryMap();
displayFreeMemory("Just before launching image"_XS8);
#endif
@ -3286,9 +3258,9 @@ DBG("strlen '<' =%ld or %lld\n", L_STR_LEN("<"), AsciiStrLen("<"));
gSettings.Boot.FastBoot = false; //Hmm... will never be here
}
#ifdef JIEF_DEBUG
MainMenu.TimeoutSeconds=1;
DefaultEntry = NULL;
DefaultIndex = MainMenu.Entries.length()-1; // this should be "Exit Clover"
//MainMenu.TimeoutSeconds=1;
//DefaultEntry = NULL;
//DefaultIndex = MainMenu.Entries.length()-1; // this should be "Exit Clover"
#endif
AfterTool = false;
gEvent = 0; //clear to cancel loop