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ArmPkg/ArmCortexA5x: Declared the helper functions to access the CPU Extended Control Register

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This register is A5x specific. It is the reason why the code moved from ArmLib
to ArmCpuLib/ArmCortexA5xLib.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15397 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin
2014-03-26 19:32:48 +00:00
committed by oliviermartin
parent 52d44f77c2
commit 47d183db53
5 changed files with 88 additions and 14 deletions
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12
ArmPkg/Library/ArmLib/Common/AArch64/ArmLibSupport.S
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@@ -37,8 +37,6 @@ GCC_ASM_EXPORT (ArmWriteScr)
GCC_ASM_EXPORT (ArmWriteMVBar)
GCC_ASM_EXPORT (ArmCallWFE)
GCC_ASM_EXPORT (ArmCallSEV)
GCC_ASM_EXPORT (ArmReadCpuExCr)
GCC_ASM_EXPORT (ArmWriteCpuExCr)
GCC_ASM_EXPORT (ArmReadCpuActlr)
GCC_ASM_EXPORT (ArmWriteCpuActlr)
@@ -200,16 +198,6 @@ ASM_PFX(ArmCallSEV):
sev
ret
ASM_PFX(ArmReadCpuExCr):
mrs x0, S3_1_c15_c2_1
ret
ASM_PFX(ArmWriteCpuExCr):
msr S3_1_c15_c2_1, x0
dsb sy
isb
ret
ASM_PFX(ArmReadCpuActlr):
mrs x0, S3_1_c15_c2_0
ret