ArmPkg: Add register encoding definition for MMFR2

Add register encoding definition for Memory Model Feature Register 2.
We need to define it here because we build for ARMv8.0, which doesn't
have it.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

diff --git a/ArmPkg/Include/Chipset/AArch64.h b/ArmPkg/Include/Chipset/AArch64.h
index 0ade5cce91c3dc834058790cd4eee031a0475428..7c2b592f92ee65d8df2a36e8be31e802d81a7d1a 100644 (file)
--- a/ArmPkg/Include/Chipset/AArch64.h
+++ b/ArmPkg/Include/Chipset/AArch64.h
@@ -112,6 +112,10 @@
 #define ARM_VECTOR_LOW_A32_FIQ  0x700\r
 #define ARM_VECTOR_LOW_A32_SERR 0x780\r
 \r
+// The ID_AA64MMFR2_EL1 register was added in ARMv8.2. Since we\r
+// build for ARMv8.0, we need to define the register here.\r
+#define ID_AA64MMFR2_EL1 S3_0_C0_C7_2\r
+\r
 #define VECTOR_BASE(tbl)          \\r
   .section .text.##tbl##,"ax";    \\r
   .align 11;                      \\r