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StdLib: Eliminate TimerLib dependencies.

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Implement the clock() function using the EFI time-of-day clock instead of a TimerLib instance.

Signed-off-by: darylm503
Reviewed-by: jljusten
Reviewed-by: geekboy15a


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12683 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
darylm503
2011-11-11 00:32:31 +00:00
parent 4b3d663f7b
commit 8aa163da5a
5 changed files with 36 additions and 76 deletions
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48
StdLib/StdLib.inc
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@@ -56,37 +56,8 @@
DevShell|StdLib/LibC/Uefi/Devices/daShell.inf
DevUtility|StdLib/LibC/Uefi/Devices/daUtility.inf
###
# Select the correct TimerLib instance depending upon whether running under
# an emulation environment, or not.
!ifndef $(EMULATE)
# Not running in an Emulation Environment
[LibraryClasses.IA32.UEFI_APPLICATION]
TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
# TimerLib|PerformancePkg/Library/TscTimerLib/DxeTscTimerLib.inf
[LibraryClasses.X64.UEFI_APPLICATION]
TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
# TimerLib|PerformancePkg/Library/TscTimerLib/DxeTscTimerLib.inf
[LibraryClasses.IPF.UEFI_APPLICATION]
PalLib|MdePkg/Library/UefiPalLib/UefiPalLib.inf
TimerLib|MdePkg/Library/SecPeiDxeTimerLibCpu/SecPeiDxeTimerLibCpu.inf
[LibraryClasses.ARM.UEFI_APPLICATION]
NULL|ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
!else
# Use this instance if Running in an Emulation Environment.
[LibraryClasses.Common.UEFI_APPLICATION]
TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
[LibraryClasses.ARM.UEFI_APPLICATION]
NULL|ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
!endif
[Components]
# BaseLib and BaseMemoryLib need to be built with the /GL- switch when using the Microsoft
@@ -120,17 +91,18 @@
# These Build Options are used when building the Standard Libraries to be run
# on real hardware.
INTEL:*_*_*_CC_FLAGS = /Qfreestanding
MSFT:*_*_*_CC_FLAGS = /X /Zc:wchar_t /D NT32dvm
MSFT:*_*_*_CC_FLAGS = /X /Zc:wchar_t
GCC:*_*_*_CC_FLAGS = -nostdinc -nostdlib
RVCT:*_*_*_CC_FLAGS = --library_interface=none -J$(WORKSPACE)/StdLib/Include -J$(WORKSPACE)/StdLib/Include/Arm -DNT32dvm
ARMGCC:*_*_*_CC_FLAGS = -nostdinc -nostdlib -Wno-unknown-pragmas -Wno-unused -Wno-format-zero-length -DNT32dvm
RVCT:*_*_*_CC_FLAGS = --library_interface=none -J$(WORKSPACE)/StdLib/Include -J$(WORKSPACE)/StdLib/Include/Arm
ARMGCC:*_*_*_CC_FLAGS = -nostdinc -nostdlib -Wno-unknown-pragmas -Wno-unused -Wno-format-zero-length
!else
# The Build Options, below, are only used when building the Standard Libraries
# to be run under an emulation environment. They disable the clock() system call
# which is currently incompatible with the most emulation environments.
# Select the correct TimerLib instance, above.
INTEL:*_*_IA32_CC_FLAGS = /Od /D NT32dvm
MSFT:*_*_IA32_CC_FLAGS = /Od /D NT32dvm
GCC:*_*_IA32_CC_FLAGS = -O0 -DNT32dvm
# to be run under an emulation environment.
# They disable optimization which facillitates debugging under the Emulation environment.
INTEL:*_*_IA32_CC_FLAGS = /Od
MSFT:*_*_IA32_CC_FLAGS = /Od
GCC:*_*_IA32_CC_FLAGS = -O0
RVCT:*_*_*_CC_FLAGS = --library_interface=none -J$(WORKSPACE)/StdLib/Include -J$(WORKSPACE)/StdLib/Include/Arm
ARMGCC:*_*_*_CC_FLAGS = -O0 -Wno-unknown-pragmas -Wno-unused -Wno-format-zero-length
!endif