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| author | Olivier Martin <olivier.martin@arm.com> | 2014-02-12 15:14:41 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-02-12 15:14:41 +0000 |
| commit | 9401d6f4b989d977f8b0aa4946168a92b748aead (patch) | |
| tree | 1593bec816210d359df2143b0bc36d51a30fa4c6 /ArmPkg/Library/ArmLib/AArch64/AArch64Support.S | |
| parent | 226d5572ad829bbe6f8a66ee2a5aad7887244e09 (diff) | |
| download | edk2-9401d6f4b989d977f8b0aa4946168a92b748aead.tar.gz edk2-9401d6f4b989d977f8b0aa4946168a92b748aead.tar.bz2 edk2-9401d6f4b989d977f8b0aa4946168a92b748aead.zip | |
ArmPkg/ArmLib: Added ArmReadMidr()
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
Diffstat (limited to 'ArmPkg/Library/ArmLib/AArch64/AArch64Support.S')
| -rw-r--r-- | ArmPkg/Library/ArmLib/AArch64/AArch64Support.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S index 29251c9961..5901ffacd4 100644 --- a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S +++ b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S @@ -1,7 +1,7 @@ #------------------------------------------------------------------------------
#
# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
-# Copyright (c) 2011 - 2013, ARM Limited. All rights reserved.
+# Copyright (c) 2011 - 2014, ARM Limited. All rights reserved.
#
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
@@ -50,6 +50,7 @@ GCC_ASM_EXPORT (ArmEnableVFP) GCC_ASM_EXPORT (ArmCallWFI)
GCC_ASM_EXPORT (ArmInvalidateInstructionAndDataTlb)
GCC_ASM_EXPORT (ArmReadMpidr)
+GCC_ASM_EXPORT (ArmReadMidr)
GCC_ASM_EXPORT (ArmReadTpidrurw)
GCC_ASM_EXPORT (ArmWriteTpidrurw)
GCC_ASM_EXPORT (ArmIsArchTimerImplemented)
@@ -457,6 +458,9 @@ ASM_PFX(ArmReadMpidr): mrs x0, mpidr_el1 // read EL1 MPIDR
ret
+ASM_PFX(ArmReadMidr):
+ mrs x0, midr_el1 // Read Main ID Register
+ ret
// Keep old function names for C compatibilty for now. Change later?
ASM_PFX(ArmReadTpidrurw):
|