gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesSetting|{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}|VOID*|0x00000019\r
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## Contains the size of memory required when CPU processor trace is enabled.<BR><BR>\r
- # Default value is 0x10 which disables the processor trace.<BR>\r
+ # Processor trace is enabled through set BIT44(CPU_FEATURE_PROC_TRACE) in PcdCpuFeaturesSetting.<BR><BR>\r
+ # This PCD is ignored if CPU processor trace is disabled.<BR><BR>\r
+ # Default value is 0x00 which means 4KB of memory is allocated if CPU processor trace is enabled.<BR>\r
# 0x0 - 4K.<BR>\r
# 0x1 - 8K.<BR>\r
# 0x2 - 16K.<BR>\r
# 0xD - 32M.<BR>\r
# 0xE - 64M.<BR>\r
# 0xF - 128M.<BR>\r
- # 0x10 - ProcTraceMemDisable.<BR>\r
- # @Prompt The memory size used for processor trace.\r
- # @ValidRange 0x80000001 | 0 - 0x10\r
- gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceMemSize|0x10|UINT32|0x60000012\r
+ # @Prompt The memory size used for processor trace if processor trace is enabled.\r
+ # @ValidRange 0x80000001 | 0 - 0xF\r
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceMemSize|0x0|UINT32|0x60000012\r
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## Contains the processor trace output scheme when CPU processor trace is enabled.<BR><BR>\r
- # Default value is 2 which disables the processor trace.<BR>\r
+ # Processor trace is enabled through set BIT44(CPU_FEATURE_PROC_TRACE) in PcdCpuFeaturesSetting.<BR><BR>\r
+ # This PCD is ignored if CPU processor trace is disabled.<BR><BR>\r
+ # Default value is 0 which means single range output scheme will be used if CPU processor trace is enabled.<BR>\r
# 0 - Single Range output scheme.<BR>\r
# 1 - ToPA(Table of physical address) scheme.<BR>\r
- # 2 - Invalid scheme.<BR>\r
- # @Prompt The processor trace output scheme.\r
- # @ValidRange 0x80000001 | 0 - 2\r
- gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceOutputScheme|0x2|UINT8|0x60000015\r
+ # @Prompt The processor trace output scheme used when processor trace is enabled.\r
+ # @ValidRange 0x80000001 | 0 - 1\r
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceOutputScheme|0x0|UINT8|0x60000015\r
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[UserExtensions.TianoCore."ExtraFiles"]\r
UefiCpuPkgExtra.uni\r