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[v3,08/17] KVM: arm64: Add bit masks for HAFGRTR_EL2

Message ID 20231214100158.2305400-9-tabba@google.com (mailing list archive)
State New, archived
Headers show
Series KVM: arm64: Fixes to fine grain traps and pKVM traps | expand

Commit Message

Fuad Tabba Dec. 14, 2023, 10:01 a.m. UTC 
To support HAFGRTR_EL2 supported in nested virt in the following
patch, first add its bitmask definitions based on DDI0601 2023-09.

Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Fuad Tabba <tabba@google.com>
---
 arch/arm64/include/asm/kvm_arm.h | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h
index b85f46a73e21..7de0a7062625 100644
--- a/arch/arm64/include/asm/kvm_arm.h
+++ b/arch/arm64/include/asm/kvm_arm.h
@@ -370,6 +370,10 @@ 
 #define __HDFGWTR_EL2_MASK	~__HDFGWTR_EL2_nMASK
 #define __HDFGWTR_EL2_nMASK	GENMASK(62, 60)
 
+#define __HAFGRTR_EL2_RES0	(GENMASK(63, 50) | GENMASK(16, 5))
+#define __HAFGRTR_EL2_MASK	(GENMASK(49, 17) | GENMASK(4, 0))
+#define __HAFGRTR_EL2_nMASK	0UL
+
 /* Similar definitions for HCRX_EL2 */
 #define __HCRX_EL2_RES0		(GENMASK(63, 16) | GENMASK(13, 12))
 #define __HCRX_EL2_MASK		(0)