From: Rebecca Cran <rebecca@nuviainc.com>
Date: Mon, 8 Feb 2021 00:52:36 +0000 (-0700)
Subject: ArmPkg: Add register encoding definition for MMFR2
X-Git-Tag: edk2-stable202102~67
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=92bdb2a9c65f57621ad48f9a91326f36fcf2c6f7

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 0ade5cce91..7c2b592f92 100644
--- a/ArmPkg/Include/Chipset/AArch64.h
+++ b/ArmPkg/Include/Chipset/AArch64.h
@@ -112,6 +112,10 @@
 #define ARM_VECTOR_LOW_A32_FIQ  0x700
 #define ARM_VECTOR_LOW_A32_SERR 0x780
 
+// The ID_AA64MMFR2_EL1 register was added in ARMv8.2. Since we
+// build for ARMv8.0, we need to define the register here.
+#define ID_AA64MMFR2_EL1 S3_0_C0_C7_2
+
 #define VECTOR_BASE(tbl)          \
   .section .text.##tbl##,"ax";    \
   .align 11;                      \