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ArmPkg/ArmLib: Added ArmReadMidr()

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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@15240 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin
2014-02-12 15:14:41 +00:00
committed by oliviermartin
parent 226d5572ad
commit 9401d6f4b9
5 changed files with 29 additions and 4 deletions
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5
ArmPkg/Library/ArmLib/Arm11/Arm11Support.S
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@@ -43,6 +43,7 @@ GCC_ASM_EXPORT(ArmSetHighVectors)
GCC_ASM_EXPORT(ArmIsMpCore)
GCC_ASM_EXPORT(ArmCallWFI)
GCC_ASM_EXPORT(ArmReadMpidr)
GCC_ASM_EXPORT(ArmReadMidr)
GCC_ASM_EXPORT(ArmUpdateTranslationTableEntry)
GCC_ASM_EXPORT(ArmEnableFiq)
GCC_ASM_EXPORT(ArmDisableFiq)
@@ -216,6 +217,10 @@ ASM_PFX(ArmReadMpidr):
mrc p15, 0, r0, c0, c0, 5 @ read MPIDR
bx lr
ASM_PFX(ArmReadMpidr):
mrc p15, 0, r0, c0, c0, 0 @ Read Main ID Register
bx lr
ASM_PFX(ArmEnableFiq):
mrs R0,CPSR
bic R0,R0,#0x40 @Enable FIQ interrupts