[PATCH v2 06/13] KVM: arm64: Add feature register flag definitions

Fuad Tabba tabba at google.com
Tue Jun 15 06:39:43 PDT 2021


Add feature register flag definitions to clarify which features
might be supported.

No functional change intended.

Signed-off-by: Fuad Tabba <tabba at google.com>
---
 arch/arm64/include/asm/sysreg.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 65d15700a168..42bcc5102d10 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -789,6 +789,10 @@
 #define ID_AA64PFR0_FP_SUPPORTED	0x0
 #define ID_AA64PFR0_ASIMD_NI		0xf
 #define ID_AA64PFR0_ASIMD_SUPPORTED	0x0
+#define ID_AA64PFR0_EL3_64BIT_ONLY	0x1
+#define ID_AA64PFR0_EL3_32BIT_64BIT	0x2
+#define ID_AA64PFR0_EL2_64BIT_ONLY	0x1
+#define ID_AA64PFR0_EL2_32BIT_64BIT	0x2
 #define ID_AA64PFR0_EL1_64BIT_ONLY	0x1
 #define ID_AA64PFR0_EL1_32BIT_64BIT	0x2
 #define ID_AA64PFR0_EL0_64BIT_ONLY	0x1
@@ -848,12 +852,16 @@
 #define ID_AA64MMFR0_ASID_SHIFT		4
 #define ID_AA64MMFR0_PARANGE_SHIFT	0
 
+#define ID_AA64MMFR0_ASID_8		0x0
+#define ID_AA64MMFR0_ASID_16		0x2
+
 #define ID_AA64MMFR0_TGRAN4_NI		0xf
 #define ID_AA64MMFR0_TGRAN4_SUPPORTED	0x0
 #define ID_AA64MMFR0_TGRAN64_NI		0xf
 #define ID_AA64MMFR0_TGRAN64_SUPPORTED	0x0
 #define ID_AA64MMFR0_TGRAN16_NI		0x0
 #define ID_AA64MMFR0_TGRAN16_SUPPORTED	0x1
+#define ID_AA64MMFR0_PARANGE_40		0x2
 #define ID_AA64MMFR0_PARANGE_48		0x5
 #define ID_AA64MMFR0_PARANGE_52		0x6
 
@@ -901,6 +909,7 @@
 #define ID_AA64MMFR2_CNP_SHIFT		0
 
 /* id_aa64dfr0 */
+#define ID_AA64DFR0_MTPMU_SHIFT		48
 #define ID_AA64DFR0_TRBE_SHIFT		44
 #define ID_AA64DFR0_TRACE_FILT_SHIFT	40
 #define ID_AA64DFR0_DOUBLELOCK_SHIFT	36
-- 
2.32.0.272.g935e593368-goog




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