The GCD services are used to manage the memory and I/O regions that\r
are accessible to the CPU that is executing the DXE core.\r
\r
-Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
EFI_RESOURCE_ATTRIBUTE_READ_PROTECTED | \\r
EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED | \\r
EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED | \\r
+ EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTED | \\r
EFI_RESOURCE_ATTRIBUTE_16_BIT_IO | \\r
EFI_RESOURCE_ATTRIBUTE_32_BIT_IO | \\r
- EFI_RESOURCE_ATTRIBUTE_64_BIT_IO )\r
+ EFI_RESOURCE_ATTRIBUTE_64_BIT_IO | \\r
+ EFI_RESOURCE_ATTRIBUTE_PERSISTENT )\r
\r
#define TESTED_MEMORY_ATTRIBUTES (EFI_RESOURCE_ATTRIBUTE_PRESENT | \\r
EFI_RESOURCE_ATTRIBUTE_INITIALIZED | \\r
};\r
\r
GCD_ATTRIBUTE_CONVERSION_ENTRY mAttributeConversionTable[] = {\r
- { EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE, EFI_MEMORY_UC, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_UNCACHED_EXPORTED, EFI_MEMORY_UCE, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE, EFI_MEMORY_WC, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE, EFI_MEMORY_WT, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE, EFI_MEMORY_WB, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE, EFI_MEMORY_RP, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE, EFI_MEMORY_WP, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE, EFI_MEMORY_XP, TRUE },\r
- { EFI_RESOURCE_ATTRIBUTE_PRESENT, EFI_MEMORY_PRESENT, FALSE },\r
- { EFI_RESOURCE_ATTRIBUTE_INITIALIZED, EFI_MEMORY_INITIALIZED, FALSE },\r
- { EFI_RESOURCE_ATTRIBUTE_TESTED, EFI_MEMORY_TESTED, FALSE },\r
- { 0, 0, FALSE }\r
+ { EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE, EFI_MEMORY_UC, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_UNCACHED_EXPORTED, EFI_MEMORY_UCE, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE, EFI_MEMORY_WC, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE, EFI_MEMORY_WT, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE, EFI_MEMORY_WB, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE, EFI_MEMORY_RP, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE, EFI_MEMORY_WP, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE, EFI_MEMORY_XP, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTABLE, EFI_MEMORY_RO, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_PRESENT, EFI_MEMORY_PRESENT, FALSE },\r
+ { EFI_RESOURCE_ATTRIBUTE_INITIALIZED, EFI_MEMORY_INITIALIZED, FALSE },\r
+ { EFI_RESOURCE_ATTRIBUTE_TESTED, EFI_MEMORY_TESTED, FALSE },\r
+ { EFI_RESOURCE_ATTRIBUTE_PERSISTABLE, EFI_MEMORY_NV, TRUE },\r
+ { EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE, EFI_MEMORY_MORE_RELIABLE, TRUE },\r
+ { 0, 0, FALSE }\r
};\r
\r
///\r
"Reserved ", // EfiGcdMemoryTypeReserved\r
"SystemMem", // EfiGcdMemoryTypeSystemMemory\r
"MMIO ", // EfiGcdMemoryTypeMemoryMappedIo\r
+ "PersisMem", // EfiGcdMemoryTypePersistentMemory\r
+ "MoreRelia", // EfiGcdMemoryTypeMoreReliable\r
"Unknown " // EfiGcdMemoryTypeMaximum\r
};\r
\r
((Attributes & EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE) != 0));\r
ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED) == 0) ||\r
((Attributes & EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE) != 0));\r
+ ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTED) == 0) ||\r
+ ((Attributes & EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTABLE) != 0));\r
+ ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_PERSISTENT) == 0) ||\r
+ ((Attributes & EFI_RESOURCE_ATTRIBUTE_PERSISTABLE) != 0));\r
}\r
\r
/**\r
goto Done;\r
}\r
break;\r
- //
- // Set capabilities operation
- //
- case GCD_SET_CAPABILITIES_MEMORY_OPERATION:
- if ((BaseAddress & EFI_PAGE_MASK) != 0 || (Length & EFI_PAGE_MASK) != 0) {
- Status = EFI_INVALID_PARAMETER;
-
- goto Done;
+ //\r
+ // Set capabilities operation\r
+ //\r
+ case GCD_SET_CAPABILITIES_MEMORY_OPERATION:\r
+ if ((BaseAddress & EFI_PAGE_MASK) != 0 || (Length & EFI_PAGE_MASK) != 0) {\r
+ Status = EFI_INVALID_PARAMETER;\r
+\r
+ goto Done;\r
}\r
- //
+ //\r
// Current attributes must still be supported with new capabilities\r
- //
- if ((Capabilities & Entry->Attributes) != Entry->Attributes) {
- Status = EFI_UNSUPPORTED;
- goto Done;
- }
+ //\r
+ if ((Capabilities & Entry->Attributes) != Entry->Attributes) {\r
+ Status = EFI_UNSUPPORTED;\r
+ goto Done;\r
+ }\r
break;\r
}\r
Link = Link->ForwardLink;\r
//\r
// Set capabilities operation\r
//\r
- case GCD_SET_CAPABILITIES_MEMORY_OPERATION:
- Entry->Capabilities = Capabilities;
+ case GCD_SET_CAPABILITIES_MEMORY_OPERATION:\r
+ Entry->Capabilities = Capabilities;\r
break;\r
}\r
Link = Link->ForwardLink;\r
\r
Status = CoreInternalAddMemorySpace (GcdMemoryType, BaseAddress, Length, Capabilities);\r
\r
- if (!EFI_ERROR (Status) && GcdMemoryType == EfiGcdMemoryTypeSystemMemory) {\r
+ if (!EFI_ERROR (Status) && ((GcdMemoryType == EfiGcdMemoryTypeSystemMemory) || (GcdMemoryType == EfiGcdMemoryTypeMoreReliable))) {\r
\r
- PageBaseAddress = PageAlignLength (BaseAddress);\r
+ PageBaseAddress = PageAlignAddress (BaseAddress);\r
PageLength = PageAlignLength (BaseAddress + Length - PageBaseAddress);\r
\r
Status = CoreAllocateMemorySpace (\r
IN UINT64 Capabilities\r
)\r
{\r
- EFI_STATUS Status;
-
+ EFI_STATUS Status;\r
+\r
DEBUG ((DEBUG_GCD, "GCD:CoreSetMemorySpaceCapabilities(Base=%016lx,Length=%016lx)\n", BaseAddress, Length));\r
- DEBUG ((DEBUG_GCD, " Capabilities = %016lx\n", Capabilities));
-
- Status = CoreConvertSpace (GCD_SET_CAPABILITIES_MEMORY_OPERATION, (EFI_GCD_MEMORY_TYPE) 0, (EFI_GCD_IO_TYPE) 0, BaseAddress, Length, Capabilities, 0);
+ DEBUG ((DEBUG_GCD, " Capabilities = %016lx\n", Capabilities));\r
+\r
+ Status = CoreConvertSpace (GCD_SET_CAPABILITIES_MEMORY_OPERATION, (EFI_GCD_MEMORY_TYPE) 0, (EFI_GCD_IO_TYPE) 0, BaseAddress, Length, Capabilities, 0);\r
if (!EFI_ERROR(Status)) {\r
- CoreUpdateMemoryAttributes(BaseAddress, RShiftU64(Length, EFI_PAGE_SHIFT), Capabilities);
- }
-
+ CoreUpdateMemoryAttributes(BaseAddress, RShiftU64(Length, EFI_PAGE_SHIFT), Capabilities);\r
+ }\r
+\r
return Status;\r
}\r
\r
// Convert the Resource HOB Attributes to an EFI Memory Capabilities mask\r
//\r
for (Capabilities = 0, Conversion = mAttributeConversionTable; Conversion->Attribute != 0; Conversion++) {\r
- if (Conversion->Memory || (GcdMemoryType != EfiGcdMemoryTypeSystemMemory)) {\r
+ if (Conversion->Memory || ((GcdMemoryType != EfiGcdMemoryTypeSystemMemory) && (GcdMemoryType != EfiGcdMemoryTypeMoreReliable))) {\r
if (Attributes & Conversion->Attribute) {\r
Capabilities |= Conversion->Capability;\r
}\r
//\r
// Convert the Resource HOB Attributes to an EFI Memory Capabilities mask\r
//\r
- Capabilities = CoreConvertResourceDescriptorHobAttributesToCapabilities (EfiGcdMemoryTypeSystemMemory, Attributes);\r
+ if ((Attributes & EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE) == EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE) {\r
+ Capabilities = CoreConvertResourceDescriptorHobAttributesToCapabilities (EfiGcdMemoryTypeMoreReliable, Attributes);\r
+ } else {\r
+ Capabilities = CoreConvertResourceDescriptorHobAttributesToCapabilities (EfiGcdMemoryTypeSystemMemory, Attributes);\r
+ }\r
\r
//\r
// Declare the very first memory region, so the EFI Memory Services are available.\r
UINTN Index;\r
UINT64 Capabilities;\r
EFI_HOB_CPU * CpuHob;\r
+ EFI_GCD_MEMORY_SPACE_DESCRIPTOR *MemorySpaceMapHobList;\r
\r
//\r
// Cache the PHIT HOB for later use\r
switch (ResourceHob->ResourceType) {\r
case EFI_RESOURCE_SYSTEM_MEMORY:\r
if ((ResourceHob->ResourceAttribute & MEMORY_ATTRIBUTE_MASK) == TESTED_MEMORY_ATTRIBUTES) {\r
- GcdMemoryType = EfiGcdMemoryTypeSystemMemory;\r
+ if ((ResourceHob->ResourceAttribute & EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE) == EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE) {\r
+ GcdMemoryType = EfiGcdMemoryTypeMoreReliable;\r
+ } else {\r
+ GcdMemoryType = EfiGcdMemoryTypeSystemMemory;\r
+ }\r
}\r
if ((ResourceHob->ResourceAttribute & MEMORY_ATTRIBUTE_MASK) == INITIALIZED_MEMORY_ATTRIBUTES) {\r
GcdMemoryType = EfiGcdMemoryTypeReserved;\r
if ((ResourceHob->ResourceAttribute & MEMORY_ATTRIBUTE_MASK) == PRESENT_MEMORY_ATTRIBUTES) {\r
GcdMemoryType = EfiGcdMemoryTypeReserved;\r
}\r
+ if ((ResourceHob->ResourceAttribute & EFI_RESOURCE_ATTRIBUTE_PERSISTENT) == EFI_RESOURCE_ATTRIBUTE_PERSISTENT) {\r
+ GcdMemoryType = EfiGcdMemoryTypePersistentMemory;\r
+ }\r
break;\r
case EFI_RESOURCE_MEMORY_MAPPED_IO:\r
case EFI_RESOURCE_FIRMWARE_DEVICE:\r
//\r
// Allocate first memory region from the GCD by the DXE core\r
//\r
- Status = CoreAllocateMemorySpace (\r
- EfiGcdAllocateAddress,\r
- EfiGcdMemoryTypeSystemMemory,\r
- 0,\r
- MemoryLength,\r
- &MemoryBaseAddress,\r
- gDxeCoreImageHandle,\r
- NULL\r
- );\r
+ Status = CoreGetMemorySpaceDescriptor (MemoryBaseAddress, &Descriptor);\r
+ if (!EFI_ERROR (Status)) {\r
+ ASSERT ((Descriptor.GcdMemoryType == EfiGcdMemoryTypeSystemMemory) ||\r
+ (Descriptor.GcdMemoryType == EfiGcdMemoryTypeMoreReliable));\r
+ Status = CoreAllocateMemorySpace (\r
+ EfiGcdAllocateAddress,\r
+ Descriptor.GcdMemoryType,\r
+ 0,\r
+ MemoryLength,\r
+ &MemoryBaseAddress,\r
+ gDxeCoreImageHandle,\r
+ NULL\r
+ );\r
+ }\r
\r
//\r
// Walk the HOB list and allocate all memory space that is consumed by memory allocation HOBs,\r
gDxeCoreImageHandle,\r
NULL\r
);\r
- if (!EFI_ERROR (Status) && Descriptor.GcdMemoryType == EfiGcdMemoryTypeSystemMemory) {\r
+ if (!EFI_ERROR (Status) &&\r
+ ((Descriptor.GcdMemoryType == EfiGcdMemoryTypeSystemMemory) ||\r
+ (Descriptor.GcdMemoryType == EfiGcdMemoryTypeMoreReliable))) {\r
CoreAddMemoryDescriptor (\r
MemoryHob->AllocDescriptor.MemoryType,\r
MemoryHob->AllocDescriptor.MemoryBaseAddress,\r
}\r
}\r
\r
- //\r
- // Relocate HOB List to an allocated pool buffer.\r
- //\r
- NewHobList = AllocateCopyPool (\r
- (UINTN)PhitHob->EfiFreeMemoryBottom - (UINTN)(*HobStart),\r
- *HobStart\r
- );\r
- ASSERT (NewHobList != NULL);\r
-\r
- *HobStart = NewHobList;\r
- gHobList = NewHobList;\r
-\r
//\r
// Add and allocate the remaining unallocated system memory to the memory services.\r
//\r
Status = CoreGetMemorySpaceMap (&NumberOfDescriptors, &MemorySpaceMap);\r
ASSERT (Status == EFI_SUCCESS);\r
\r
+ MemorySpaceMapHobList = NULL;\r
for (Index = 0; Index < NumberOfDescriptors; Index++) {\r
- if (MemorySpaceMap[Index].GcdMemoryType == EfiGcdMemoryTypeSystemMemory) {\r
+ if ((MemorySpaceMap[Index].GcdMemoryType == EfiGcdMemoryTypeSystemMemory) ||\r
+ (MemorySpaceMap[Index].GcdMemoryType == EfiGcdMemoryTypeMoreReliable)) {\r
if (MemorySpaceMap[Index].ImageHandle == NULL) {\r
BaseAddress = PageAlignAddress (MemorySpaceMap[Index].BaseAddress);\r
Length = PageAlignLength (MemorySpaceMap[Index].BaseAddress + MemorySpaceMap[Index].Length - BaseAddress);\r
if (Length == 0 || MemorySpaceMap[Index].BaseAddress + MemorySpaceMap[Index].Length < BaseAddress) {\r
continue;\r
}\r
+ if (((UINTN) MemorySpaceMap[Index].BaseAddress <= (UINTN) (*HobStart)) &&\r
+ ((UINTN) (MemorySpaceMap[Index].BaseAddress + MemorySpaceMap[Index].Length) >= (UINTN) PhitHob->EfiFreeMemoryBottom)) {\r
+ //\r
+ // Skip the memory space that covers HOB List, it should be processed\r
+ // after HOB List relocation to avoid the resources allocated by others\r
+ // to corrupt HOB List before its relocation.\r
+ //\r
+ MemorySpaceMapHobList = &MemorySpaceMap[Index];\r
+ continue;\r
+ }\r
CoreAddMemoryDescriptor (\r
EfiConventionalMemory,\r
BaseAddress,\r
);\r
Status = CoreAllocateMemorySpace (\r
EfiGcdAllocateAddress,\r
- EfiGcdMemoryTypeSystemMemory,\r
+ MemorySpaceMap[Index].GcdMemoryType,\r
0,\r
Length,\r
&BaseAddress,\r
}\r
}\r
}\r
+\r
+ //\r
+ // Relocate HOB List to an allocated pool buffer.\r
+ // The relocation should be at after all the tested memory resources added\r
+ // (except the memory space that covers HOB List) to the memory services,\r
+ // because the memory resource found in CoreInitializeMemoryServices()\r
+ // may have not enough remaining resource for HOB List.\r
+ //\r
+ NewHobList = AllocateCopyPool (\r
+ (UINTN) PhitHob->EfiFreeMemoryBottom - (UINTN) (*HobStart),\r
+ *HobStart\r
+ );\r
+ ASSERT (NewHobList != NULL);\r
+\r
+ *HobStart = NewHobList;\r
+ gHobList = NewHobList;\r
+\r
+ if (MemorySpaceMapHobList != NULL) {\r
+ //\r
+ // Add and allocate the memory space that covers HOB List to the memory services\r
+ // after HOB List relocation.\r
+ //\r
+ BaseAddress = PageAlignAddress (MemorySpaceMapHobList->BaseAddress);\r
+ Length = PageAlignLength (MemorySpaceMapHobList->BaseAddress + MemorySpaceMapHobList->Length - BaseAddress);\r
+ CoreAddMemoryDescriptor (\r
+ EfiConventionalMemory,\r
+ BaseAddress,\r
+ RShiftU64 (Length, EFI_PAGE_SHIFT),\r
+ MemorySpaceMapHobList->Capabilities & (~EFI_MEMORY_RUNTIME)\r
+ );\r
+ Status = CoreAllocateMemorySpace (\r
+ EfiGcdAllocateAddress,\r
+ MemorySpaceMapHobList->GcdMemoryType,\r
+ 0,\r
+ Length,\r
+ &BaseAddress,\r
+ gDxeCoreImageHandle,\r
+ NULL\r
+ );\r
+ }\r
+\r
CoreFreePool (MemorySpaceMap);\r
\r
return EFI_SUCCESS;\r
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