diff options
Diffstat (limited to 'ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm')
| -rw-r--r-- | ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm b/ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm index 26ffa331b9..1679b09b79 100644 --- a/ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm +++ b/ArmPkg/Library/ArmLib/Arm/ArmLibSupportV7.asm @@ -64,6 +64,10 @@ isb
bx LR
+ RVCT_ASM_EXPORT ArmReadIdMmfr4
+ mrc p15,0,r0,c0,c2,6 ; Read ID_MMFR4 Register
+ bx LR
+
// UINT32
// ReadCCSIDR (
// IN UINT32 CSSELR
|