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UefiCpuPkg: Add comments for PCDs definition. 

Add valid/default values for PCD PcdCpuProcTraceMemSize and
PcdCpuProcTraceOutputScheme in the comment part.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Eric Dong 2017-08-14 15:18:23 +08:00
parent a136bc3ccf
commit 234d4c5fe6
1 changed files with 26 additions and 2 deletions
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28
UefiCpuPkg/UefiCpuPkg.dec
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@ -285,12 +285,36 @@
# @ValidList 0x80000001 | 0
gUefiCpuPkgTokenSpaceGuid.PcdCpuFeaturesSetting|{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}|VOID*|0x00000019
## Contains the size of memory required when CPU processor trace is enabled.
## Contains the size of memory required when CPU processor trace is enabled.<BR><BR>
# Default value is 0x10 which disables the processor trace.<BR>
# 0x0 - 4K.<BR>
# 0x1 - 8K.<BR>
# 0x2 - 16K.<BR>
# 0x3 - 32K.<BR>
# 0x4 - 64K.<BR>
# 0x5 - 128K.<BR>
# 0x6 - 256K.<BR>
# 0x7 - 512K.<BR>
# 0x8 - 1M.<BR>
# 0x9 - 2M.<BR>
# 0xA - 4M.<BR>
# 0xB - 8M.<BR>
# 0xC - 16M.<BR>
# 0xD - 32M.<BR>
# 0xE - 64M.<BR>
# 0xF - 128M.<BR>
# 0x10 - ProcTraceMemDisable.<BR>
# @Prompt The memory size used for processor trace.
# @ValidRange 0x80000001 | 0 - 0x10
gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceMemSize|0x10|UINT32|0x60000012
## Contains the processor trace output scheme when CPU processor trace is enabled.
## Contains the processor trace output scheme when CPU processor trace is enabled.<BR><BR>
# Default value is 2 which disables the processor trace.<BR>
# 0 - Single Range output scheme.<BR>
# 1 - ToPA(Table of physical address) scheme.<BR>
# 2 - Invalid scheme.<BR>
# @Prompt The processor trace output scheme.
# @ValidRange 0x80000001 | 0 - 2
gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceOutputScheme|0x2|UINT8|0x60000015
[UserExtensions.TianoCore."ExtraFiles"]