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| author | Donald Kuo <donald.kuo@intel.com> | 2019-08-12 12:34:39 +0800 |
|---|---|---|
| committer | Liming Gao <liming.gao@intel.com> | 2019-08-21 21:36:56 +0800 |
| commit | 30781febe2106cc0d7186e70136120353cd67df2 (patch) | |
| tree | ca7d4e6e1297ef9575f6ec2bcdeeff48aee75dbc /UefiCpuPkg/UefiCpuPkg.uni | |
| parent | 9c90d39b600bd33c7e0600865e6d860d46ce95f3 (diff) | |
| download | edk2-30781febe2106cc0d7186e70136120353cd67df2.tar.gz edk2-30781febe2106cc0d7186e70136120353cd67df2.tar.bz2 edk2-30781febe2106cc0d7186e70136120353cd67df2.zip | |
UefiCpuPkg: Adding a new TSC library by using CPUID(0x15) TSC leaf
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1909
Cc: Ray Ni <ray.ni@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Amy Chan <amy.chan@intel.com>
Cc: Rangasai V Chaganty <rangasai.v.chaganty@intel.com>
Signed-off-by: Donald Kuo <donald.kuo@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Diffstat (limited to 'UefiCpuPkg/UefiCpuPkg.uni')
| -rw-r--r-- | UefiCpuPkg/UefiCpuPkg.uni | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/UefiCpuPkg/UefiCpuPkg.uni b/UefiCpuPkg/UefiCpuPkg.uni index 80af4fc1d2..fbf7680726 100644 --- a/UefiCpuPkg/UefiCpuPkg.uni +++ b/UefiCpuPkg/UefiCpuPkg.uni @@ -242,3 +242,13 @@ #string STR_gUefiCpuPkgTokenSpaceGuid_PcdCpuKnownGoodStackSize_HELP #language en-US "Size of good stack for an exception.\n"
"This PCD will only take into effect if PcdCpuStackGuard is enabled.\n"
+#string STR_gUefiCpuPkgTokenSpaceGuid_PcdCpuCoreCrystalClockFrequency_PROMPT #language en-US "Specifies CPUID Leaf 0x15 Time Stamp Counter and Nominal Core Crystal Clock Frequency."
+
+#string STR_gUefiCpuPkgTokenSpaceGuid_PcdCpuCoreCrystalClockFrequency_HELP #language en-US "Specifies CPUID Leaf 0x15 Time Stamp Counter and Nominal Core Crystal Clock Frequency.<BR><BR>\n"
+ "TSC Frequency = ECX (core crystal clock frequency) * EBX/EAX.<BR><BR>\n"
+ "This PCD is the nominal frequency of the core crystal clock in Hz as is CPUID Leaf 0x15:ECX.<BR><BR>\n"
+ "Default value is 24000000 for 6th and 7th generation Intel Core processors and Intel Xeon W Processor Family.<BR>\n"
+ "25000000 - Intel Xeon Processor Scalable Family with CPUID signature 06_55H(25MHz).<BR>\n"
+ "24000000 - 6th and 7th generation Intel Core processors and Intel Xeon W Processor Family(24MHz).<BR>\n"
+ "19200000 - Intel Atom processors based on Goldmont Microarchitecture with CPUID signature 06_5CH(19.2MHz).<BR>\n"
+
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