diff options
Diffstat (limited to 'MdeModulePkg')
| -rw-r--r-- | MdeModulePkg/Core/Dxe/Gcd/Gcd.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/MdeModulePkg/Core/Dxe/Gcd/Gcd.c b/MdeModulePkg/Core/Dxe/Gcd/Gcd.c index 05f711d..5292d36 100644 --- a/MdeModulePkg/Core/Dxe/Gcd/Gcd.c +++ b/MdeModulePkg/Core/Dxe/Gcd/Gcd.c @@ -86,9 +86,9 @@ GCD_ATTRIBUTE_CONVERSION_ENTRY mAttributeConversionTable[] = { { EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE, EFI_MEMORY_WC, TRUE },
{ EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE, EFI_MEMORY_WT, TRUE },
{ EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE, EFI_MEMORY_WB, TRUE },
- { EFI_RESOURCE_ATTRIBUTE_READ_PROTECTED, EFI_MEMORY_RP, TRUE },
- { EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED, EFI_MEMORY_WP, TRUE },
- { EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED, EFI_MEMORY_XP, TRUE },
+ { EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE, EFI_MEMORY_RP, TRUE },
+ { EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE, EFI_MEMORY_WP, TRUE },
+ { EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE, EFI_MEMORY_XP, TRUE },
{ EFI_RESOURCE_ATTRIBUTE_PRESENT, EFI_MEMORY_PRESENT, FALSE },
{ EFI_RESOURCE_ATTRIBUTE_INITIALIZED, EFI_MEMORY_INITIALIZED, FALSE },
{ EFI_RESOURCE_ATTRIBUTE_TESTED, EFI_MEMORY_TESTED, FALSE },
@@ -211,7 +211,27 @@ CoreDumpGcdIoSpaceMap ( );
}
+/**
+ Validate resource descriptor HOB's attributes.
+
+ If Attributes includes some memory resource's settings, it should include
+ the corresponding capabilites also.
+ @param Attributes Resource descriptor HOB attributes.
+
+**/
+VOID
+CoreValidateResourceDescriptorHobAttributes (
+ IN UINT64 Attributes
+ )
+{
+ ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_READ_PROTECTED) == 0) ||
+ ((Attributes & EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE) != 0));
+ ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED) == 0) ||
+ ((Attributes & EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE) != 0));
+ ASSERT (((Attributes & EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED) == 0) ||
+ ((Attributes & EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE) != 0));
+}
/**
Acquire memory lock on mGcdMemorySpaceLock.
@@ -2279,6 +2299,11 @@ CoreInitializeGcdServices ( if (GcdMemoryType != EfiGcdMemoryTypeNonExistent) {
//
+ // Validate the Resource HOB Attributes
+ //
+ CoreValidateResourceDescriptorHobAttributes (ResourceHob->ResourceAttribute);
+
+ //
// Convert the Resource HOB Attributes to an EFI Memory Capabilities mask
//
Capabilities = CoreConvertResourceDescriptorHobAttributesToCapabilities (
|