diff options
Diffstat (limited to 'ArmPkg/Library/ArmLib/AArch64/AArch64Support.S')
| -rw-r--r-- | ArmPkg/Library/ArmLib/AArch64/AArch64Support.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S index 129205d2ac..d3cc1e8671 100644 --- a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S +++ b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S @@ -425,6 +425,9 @@ ASM_FUNC(ArmCallWFI) wfi
ret
+ASM_FUNC(ArmReadIdAA64Mmfr2)
+ mrs x0, ID_AA64MMFR2_EL1 // read EL1 MMFR2
+ ret
ASM_FUNC(ArmReadMpidr)
mrs x0, mpidr_el1 // read EL1 MPIDR
|