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-rw-r--r--target/arm/cpu-features.h5
-rw-r--r--target/arm/cpu-sysregs.h.inc1
-rw-r--r--target/arm/helper.c6
-rw-r--r--target/arm/hvf/hvf.c1
-rw-r--r--target/arm/hvf/sysreg.c.inc1
-rw-r--r--target/arm/kvm.c1
6 files changed, 13 insertions, 2 deletions
diff --git a/target/arm/cpu-features.h b/target/arm/cpu-features.h
index ad571e2ffe..602f6a88e5 100644
--- a/target/arm/cpu-features.h
+++ b/target/arm/cpu-features.h
@@ -277,6 +277,11 @@ FIELD(ID_AA64PFR1, MTEX, 52, 4)
 FIELD(ID_AA64PFR1, DF2, 56, 4)
 FIELD(ID_AA64PFR1, PFAR, 60, 4)
 
+FIELD(ID_AA64PFR2, MTEPERM, 0, 4)
+FIELD(ID_AA64PFR2, MTESTOREONLY, 4, 4)
+FIELD(ID_AA64PFR2, MTEFAR, 8, 4)
+FIELD(ID_AA64PFR2, FPMR, 32, 4)
+
 FIELD(ID_AA64MMFR0, PARANGE, 0, 4)
 FIELD(ID_AA64MMFR0, ASIDBITS, 4, 4)
 FIELD(ID_AA64MMFR0, BIGEND, 8, 4)
diff --git a/target/arm/cpu-sysregs.h.inc b/target/arm/cpu-sysregs.h.inc
index f48a9daa7c..2bb2861c62 100644
--- a/target/arm/cpu-sysregs.h.inc
+++ b/target/arm/cpu-sysregs.h.inc
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 DEF(ID_AA64PFR0_EL1, 3, 0, 0, 4, 0)
 DEF(ID_AA64PFR1_EL1, 3, 0, 0, 4, 1)
+DEF(ID_AA64PFR2_EL1, 3, 0, 0, 4, 2)
 DEF(ID_AA64SMFR0_EL1, 3, 0, 0, 4, 5)
 DEF(ID_AA64DFR0_EL1, 3, 0, 0, 5, 0)
 DEF(ID_AA64DFR1_EL1, 3, 0, 0, 5, 1)
diff --git a/target/arm/helper.c b/target/arm/helper.c
index a18d920ac1..aa730addf2 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -6109,11 +6109,11 @@ void register_cp_regs_for_features(ARMCPU *cpu)
               .access = PL1_R, .type = ARM_CP_CONST,
               .accessfn = access_aa64_tid3,
               .resetvalue = GET_IDREG(isar, ID_AA64PFR1)},
-            { .name = "ID_AA64PFR2_EL1_RESERVED", .state = ARM_CP_STATE_AA64,
+            { .name = "ID_AA64PFR2_EL1", .state = ARM_CP_STATE_AA64,
               .opc0 = 3, .opc1 = 0, .crn = 0, .crm = 4, .opc2 = 2,
               .access = PL1_R, .type = ARM_CP_CONST,
               .accessfn = access_aa64_tid3,
-              .resetvalue = 0 },
+              .resetvalue = GET_IDREG(isar, ID_AA64PFR2)},
             { .name = "ID_AA64PFR3_EL1_RESERVED", .state = ARM_CP_STATE_AA64,
               .opc0 = 3, .opc1 = 0, .crn = 0, .crm = 4, .opc2 = 3,
               .access = PL1_R, .type = ARM_CP_CONST,
@@ -6341,6 +6341,8 @@ void register_cp_regs_for_features(ARMCPU *cpu)
                                R_ID_AA64PFR1_SSBS_MASK |
                                R_ID_AA64PFR1_MTE_MASK |
                                R_ID_AA64PFR1_SME_MASK },
+            { .name = "ID_AA64PFR2_EL1",
+              .exported_bits = 0 },
             { .name = "ID_AA64PFR*_EL1_RESERVED",
               .is_glob = true },
             { .name = "ID_AA64ZFR0_EL1",
diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c
index 8b467b3663..0658a99a2d 100644
--- a/target/arm/hvf/hvf.c
+++ b/target/arm/hvf/hvf.c
@@ -744,6 +744,7 @@ static bool hvf_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
     } regs[] = {
         { HV_SYS_REG_ID_AA64PFR0_EL1, &host_isar.idregs[ID_AA64PFR0_EL1_IDX] },
         { HV_SYS_REG_ID_AA64PFR1_EL1, &host_isar.idregs[ID_AA64PFR1_EL1_IDX] },
+        /* Add ID_AA64PFR2_EL1 here when HVF supports it */
         { HV_SYS_REG_ID_AA64DFR0_EL1, &host_isar.idregs[ID_AA64DFR0_EL1_IDX] },
         { HV_SYS_REG_ID_AA64DFR1_EL1, &host_isar.idregs[ID_AA64DFR1_EL1_IDX] },
         { HV_SYS_REG_ID_AA64ISAR0_EL1, &host_isar.idregs[ID_AA64ISAR0_EL1_IDX] },
diff --git a/target/arm/hvf/sysreg.c.inc b/target/arm/hvf/sysreg.c.inc
index f2276d534e..067a8603fa 100644
--- a/target/arm/hvf/sysreg.c.inc
+++ b/target/arm/hvf/sysreg.c.inc
@@ -92,6 +92,7 @@ DEF_SYSREG(HV_SYS_REG_ID_AA64PFR0_EL1, 3, 0, 0, 4, 0)
 #endif
 
 DEF_SYSREG(HV_SYS_REG_ID_AA64PFR1_EL1, 3, 0, 0, 4, 1)
+/* Add ID_AA64PFR2_EL1 here when HVF supports it */
 DEF_SYSREG(HV_SYS_REG_ID_AA64DFR0_EL1, 3, 0, 0, 5, 0)
 DEF_SYSREG(HV_SYS_REG_ID_AA64DFR1_EL1, 3, 0, 0, 5, 1)
 DEF_SYSREG(HV_SYS_REG_ID_AA64ISAR0_EL1, 3, 0, 0, 6, 0)
diff --git a/target/arm/kvm.c b/target/arm/kvm.c
index 5a75ff5927..b8a1c071f5 100644
--- a/target/arm/kvm.c
+++ b/target/arm/kvm.c
@@ -324,6 +324,7 @@ static bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
         err = 0;
     } else {
         err |= get_host_cpu_reg(fd, ahcf, ID_AA64PFR1_EL1_IDX);
+        err |= get_host_cpu_reg(fd, ahcf, ID_AA64PFR2_EL1_IDX);
         err |= get_host_cpu_reg(fd, ahcf, ID_AA64SMFR0_EL1_IDX);
         err |= get_host_cpu_reg(fd, ahcf, ID_AA64DFR0_EL1_IDX);
         err |= get_host_cpu_reg(fd, ahcf, ID_AA64DFR1_EL1_IDX);