diff options
Diffstat (limited to 'IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec')
| -rw-r--r-- | IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec b/IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec index b4083bc5f..ce6716034 100644 --- a/IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec +++ b/IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec @@ -199,6 +199,18 @@ ## The value should be a multiple of 4KB.
gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdEbdaReservedMemorySize|0x8000|UINT32|0x30000005
+ ## The PCD is used to specify memory base address for OPROM to find free memory.
+ # Some OPROMs do not use EBDA or PMM to allocate memory for its usage,
+ # instead they find the memory filled with zero from 0x20000.
+ # The range should be below the EBDA reserved range from
+ # (CONVENTIONAL_MEMORY_TOP - PcdEbdaReservedMemorySize) to CONVENTIONAL_MEMORY_TOP.
+ gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdOpromReservedMemoryBase|0x60000|UINT32|0x3000000c
+
+ ## The PCD is used to specify memory size with bytes for OPROM to find free memory.
+ ## The value should be a multiple of 4KB. And the range should be below the EBDA reserved range from
+ # (CONVENTIONAL_MEMORY_TOP - PcdEbdaReservedMemorySize) to CONVENTIONAL_MEMORY_TOP.
+ gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdOpromReservedMemorySize|0x28000|UINT32|0x3000000d
+
## The PCD is used to specify memory size with page number for a pre-allocated reserved memory to be used
# by PEI in S3 phase. The default size 32K. When changing the value of this PCD, the platform
# developer should make sure the memory size is large enough to meet PEI requiremnt in S3 phase.
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