diff options
| -rw-r--r-- | MdePkg/MdePkg.dec | 9 | ||||
| -rw-r--r-- | MdePkg/MdePkg.uni | 8 |
2 files changed, 17 insertions, 0 deletions
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index e2ea8ff..28d4a96 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -2062,6 +2062,15 @@ # @Prompt Enable control flow enforcement.
gEfiMdePkgTokenSpaceGuid.PcdControlFlowEnforcementPropertyMask|0x0|UINT32|0x30001017
+ ## Indicates the type of instruction sequence to use for a speculation
+ # barrier. The default instruction sequence is LFENCE.<BR><BR>
+ # 0x00 - No operation.<BR>
+ # 0x01 - LFENCE (IA32/X64).<BR>
+ # 0x02 - CPUID (IA32/X64).<BR>
+ # Other - reserved
+ # @Prompt Speculation Barrier Type.
+ gEfiMdePkgTokenSpaceGuid.PcdSpeculationBarrierType|0x01|UINT8|0x30001018
+
[PcdsFixedAtBuild,PcdsPatchableInModule]
## Indicates the maximum length of unicode string used in the following
# BaseLib functions: StrLen(), StrSize(), StrCmp(), StrnCmp(), StrCpy(), StrnCpy()<BR><BR>
diff --git a/MdePkg/MdePkg.uni b/MdePkg/MdePkg.uni index c359bb4..5c1fa24 100644 --- a/MdePkg/MdePkg.uni +++ b/MdePkg/MdePkg.uni @@ -149,6 +149,14 @@ " BIT0 - SMM CET Shadow Stack is enabled.<BR>\n"
" Other - reserved"
+#string STR_gEfiMdePkgTokenSpaceGuid_PcdSpeculationBarrierType_PROMPT #language en-US "Speculation Barrier Type."
+
+#string STR_gEfiMdePkgTokenSpaceGuid_PcdSpeculationBarrierType_HELP #language en-US "Indicates the type of instruction sequence to use for a speculation.barrier. The default instruction sequence is LFENCE.<BR><BR>\n"
+ "0x00 - No operation.<BR>\n"
+ "0x01 - LFENCE (IA32/X64).<BR>\n"
+ "0x02 - CPUID (IA32/X64).<BR>\n"
+ "Other - reserved"
+
#string STR_gEfiMdePkgTokenSpaceGuid_PcdMaximumAsciiStringLength_PROMPT #language en-US "Maximum Length of Ascii String"
#string STR_gEfiMdePkgTokenSpaceGuid_PcdMaximumAsciiStringLength_HELP #language en-US "Sets the maximum number of ASCII characters used for string functions. This affects the following BaseLib functions: AsciiStrLen(), AsciiStrSize(), AsciiStrCmp(), AsciiStrnCmp(), AsciiStrCpy(), AsciiStrnCpy(). <BR><BR>\n"
|