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-rw-r--r--tools/arch/arm64/include/asm/cputype.h5
-rw-r--r--tools/arch/arm64/include/uapi/asm/kvm.h32
-rw-r--r--tools/arch/arm64/include/uapi/asm/perf_regs.h10
-rw-r--r--tools/arch/arm64/tools/Makefile2
4 files changed, 43 insertions, 6 deletions
diff --git a/tools/arch/arm64/include/asm/cputype.h b/tools/arch/arm64/include/asm/cputype.h
index 5f6f84837a49..7c7493cb571f 100644
--- a/tools/arch/arm64/include/asm/cputype.h
+++ b/tools/arch/arm64/include/asm/cputype.h
@@ -79,13 +79,15 @@
#define ARM_CPU_PART_CORTEX_A78AE 0xD42
#define ARM_CPU_PART_CORTEX_X1 0xD44
#define ARM_CPU_PART_CORTEX_A510 0xD46
+#define ARM_CPU_PART_CORTEX_A520 0xD80
#define ARM_CPU_PART_CORTEX_A710 0xD47
#define ARM_CPU_PART_CORTEX_A715 0xD4D
#define ARM_CPU_PART_CORTEX_X2 0xD48
#define ARM_CPU_PART_NEOVERSE_N2 0xD49
#define ARM_CPU_PART_CORTEX_A78C 0xD4B
-#define APM_CPU_PART_POTENZA 0x000
+#define APM_CPU_PART_XGENE 0x000
+#define APM_CPU_VAR_POTENZA 0x00
#define CAVIUM_CPU_PART_THUNDERX 0x0A1
#define CAVIUM_CPU_PART_THUNDERX_81XX 0x0A2
@@ -148,6 +150,7 @@
#define MIDR_CORTEX_A78AE MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78AE)
#define MIDR_CORTEX_X1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X1)
#define MIDR_CORTEX_A510 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A510)
+#define MIDR_CORTEX_A520 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A520)
#define MIDR_CORTEX_A710 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A710)
#define MIDR_CORTEX_A715 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A715)
#define MIDR_CORTEX_X2 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X2)
diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h
index f7ddd73a8c0f..89d2fc872d9f 100644
--- a/tools/arch/arm64/include/uapi/asm/kvm.h
+++ b/tools/arch/arm64/include/uapi/asm/kvm.h
@@ -505,6 +505,38 @@ struct kvm_smccc_filter {
#define KVM_HYPERCALL_EXIT_SMC (1U << 0)
#define KVM_HYPERCALL_EXIT_16BIT (1U << 1)
+/*
+ * Get feature ID registers userspace writable mask.
+ *
+ * From DDI0487J.a, D19.2.66 ("ID_AA64MMFR2_EL1, AArch64 Memory Model
+ * Feature Register 2"):
+ *
+ * "The Feature ID space is defined as the System register space in
+ * AArch64 with op0==3, op1=={0, 1, 3}, CRn==0, CRm=={0-7},
+ * op2=={0-7}."
+ *
+ * This covers all currently known R/O registers that indicate
+ * anything useful feature wise, including the ID registers.
+ *
+ * If we ever need to introduce a new range, it will be described as
+ * such in the range field.
+ */
+#define KVM_ARM_FEATURE_ID_RANGE_IDX(op0, op1, crn, crm, op2) \
+ ({ \
+ __u64 __op1 = (op1) & 3; \
+ __op1 -= (__op1 == 3); \
+ (__op1 << 6 | ((crm) & 7) << 3 | (op2)); \
+ })
+
+#define KVM_ARM_FEATURE_ID_RANGE 0
+#define KVM_ARM_FEATURE_ID_RANGE_SIZE (3 * 8 * 8)
+
+struct reg_mask_range {
+ __u64 addr; /* Pointer to mask array */
+ __u32 range; /* Requested range */
+ __u32 reserved[13];
+};
+
#endif
#endif /* __ARM_KVM_H__ */
diff --git a/tools/arch/arm64/include/uapi/asm/perf_regs.h b/tools/arch/arm64/include/uapi/asm/perf_regs.h
index fd157f46727e..86e556429e0e 100644
--- a/tools/arch/arm64/include/uapi/asm/perf_regs.h
+++ b/tools/arch/arm64/include/uapi/asm/perf_regs.h
@@ -36,11 +36,13 @@ enum perf_event_arm_regs {
PERF_REG_ARM64_LR,
PERF_REG_ARM64_SP,
PERF_REG_ARM64_PC,
+ PERF_REG_ARM64_MAX,
/* Extended/pseudo registers */
- PERF_REG_ARM64_VG = 46, // SVE Vector Granule
-
- PERF_REG_ARM64_MAX = PERF_REG_ARM64_PC + 1,
- PERF_REG_ARM64_EXTENDED_MAX = PERF_REG_ARM64_VG + 1
+ PERF_REG_ARM64_VG = 46, /* SVE Vector Granule */
+ PERF_REG_ARM64_EXTENDED_MAX
};
+
+#define PERF_REG_EXTENDED_MASK (1ULL << PERF_REG_ARM64_VG)
+
#endif /* _ASM_ARM64_PERF_REGS_H */
diff --git a/tools/arch/arm64/tools/Makefile b/tools/arch/arm64/tools/Makefile
index 7f64b8bb5107..7b42feedf647 100644
--- a/tools/arch/arm64/tools/Makefile
+++ b/tools/arch/arm64/tools/Makefile
@@ -22,7 +22,7 @@ endif
arm64_tools_dir = $(top_srcdir)/arch/arm64/tools
arm64_sysreg_tbl = $(arm64_tools_dir)/sysreg
arm64_gen_sysreg = $(arm64_tools_dir)/gen-sysreg.awk
-arm64_generated_dir = $(top_srcdir)/tools/arch/arm64/include/generated
+arm64_generated_dir = $(OUTPUT)arch/arm64/include/generated
arm64_sysreg_defs = $(arm64_generated_dir)/asm/sysreg-defs.h
all: $(arm64_sysreg_defs)