diff options
Diffstat (limited to 'UefiCpuPkg')
-rw-r--r-- | UefiCpuPkg/Include/AcpiCpuData.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/UefiCpuPkg/Include/AcpiCpuData.h b/UefiCpuPkg/Include/AcpiCpuData.h index b5a69ad80c..62a01b2c6b 100644 --- a/UefiCpuPkg/Include/AcpiCpuData.h +++ b/UefiCpuPkg/Include/AcpiCpuData.h @@ -178,6 +178,8 @@ typedef struct { // If TableLength is > 0, then elements of RegisterTableEntry are used to
// initialize the CPU that matches InitialApicId, during an ACPI S3 resume,
// before SMBASE relocation is performed.
+ // If a register table is not required for any one of the CPUs, then
+ // PreSmmInitRegisterTable may be set to 0.
//
EFI_PHYSICAL_ADDRESS PreSmmInitRegisterTable;
//
@@ -187,6 +189,8 @@ typedef struct { // If TableLength is > 0, then elements of RegisterTableEntry are used to
// initialize the CPU that matches InitialApicId, during an ACPI S3 resume,
// after SMBASE relocation is performed.
+ // If a register table is not required for any one of the CPUs, then
+ // RegisterTable may be set to 0.
//
EFI_PHYSICAL_ADDRESS RegisterTable;
//
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