target/arm: Move GTimer definitions to new 'gtimer.h' header

[mirror_qemu.git] / target / arm / cpu.c

diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 25e9d2ae7b8cae383792475ac1cb1cc9b19db80d..b60e1030469bfcd1f5965e7e4af6642aac0e3f24 100644 (file)
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -48,6 +48,8 @@
 #include "disas/capstone.h"
 #include "fpu/softfloat.h"
 #include "cpregs.h"
+#include "target/arm/cpu-qom.h"
+#include "target/arm/gtimer.h"
 
 static void arm_cpu_set_pc(CPUState *cs, vaddr value)
 {
@@ -1059,6 +1061,7 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags)
     uint32_t psr = pstate_read(env);
     int i, j;
     int el = arm_current_el(env);
+    uint64_t hcr = arm_hcr_el2_eff(env);
     const char *ns_status;
     bool sve;
 
@@ -1096,6 +1099,10 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags)
     if (cpu_isar_feature(aa64_bti, cpu)) {
         qemu_fprintf(f, "  BTYPE=%d", (psr & PSTATE_BTYPE) >> 10);
     }
+    qemu_fprintf(f, "%s%s%s",
+                 (hcr & HCR_NV) ? " NV" : "",
+                 (hcr & HCR_NV1) ? " NV1" : "",
+                 (hcr & HCR_NV2) ? " NV2" : "");
     if (!(flags & CPU_DUMP_FPU)) {
         qemu_fprintf(f, "\n");
         return;
@@ -1302,13 +1309,18 @@ static void arm_cpu_dump_state(CPUState *cs, FILE *f, int flags)
     }
 }
 
-uint64_t arm_cpu_mp_affinity(int idx, uint8_t clustersz)
+uint64_t arm_build_mp_affinity(int idx, uint8_t clustersz)
 {
     uint32_t Aff1 = idx / clustersz;
     uint32_t Aff0 = idx % clustersz;
     return (Aff1 << ARM_AFF1_SHIFT) | Aff0;
 }
 
+uint64_t arm_cpu_mp_affinity(ARMCPU *cpu)
+{
+    return cpu->mp_affinity;
+}
+
 static void arm_cpu_initfn(Object *obj)
 {
     ARMCPU *cpu = ARM_CPU(obj);
@@ -1686,7 +1698,7 @@ void arm_cpu_post_init(Object *obj)
     }
 
     if (kvm_enabled()) {
-        kvm_arm_add_vcpu_properties(obj);
+        kvm_arm_add_vcpu_properties(cpu);
     }
 
 #ifndef CONFIG_USER_ONLY
@@ -1743,6 +1755,16 @@ void arm_cpu_finalize_features(ARMCPU *cpu, Error **errp)
             return;
         }
 
+        /*
+         * FEAT_SME is not architecturally dependent on FEAT_SVE (unless
+         * FEAT_SME_FA64 is present). However our implementation currently
+         * assumes it, so if the user asked for sve=off then turn off SME also.
+         * (KVM doesn't currently support SME at all.)
+         */
+        if (cpu_isar_feature(aa64_sme, cpu) && !cpu_isar_feature(aa64_sve, cpu)) {
+            object_property_set_bool(OBJECT(cpu), "sme", false, &error_abort);
+        }
+
         arm_cpu_sme_finalize(cpu, &local_err);
         if (local_err != NULL) {
             error_propagate(errp, local_err);
@@ -1781,8 +1803,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
     int pagebits;
     Error *local_err = NULL;
 
+#if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY)
     /* Use pc-relative instructions in system-mode */
-#ifndef CONFIG_USER_ONLY
     cs->tcg_cflags |= CF_PCREL;
 #endif
 
@@ -2098,8 +2120,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
      * so these bits always RAZ.
      */
     if (cpu->mp_affinity == ARM64_AFFINITY_INVALID) {
-        cpu->mp_affinity = arm_cpu_mp_affinity(cs->cpu_index,
-                                               ARM_DEFAULT_CPUS_PER_CLUSTER);
+        cpu->mp_affinity = arm_build_mp_affinity(cs->cpu_index,
+                                                 ARM_DEFAULT_CPUS_PER_CLUSTER);
     }
 
     if (cpu->reset_hivecs) {
@@ -2228,9 +2250,6 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
         /* FEAT_MPAM (Memory Partitioning and Monitoring Extension) */
         cpu->isar.id_aa64pfr0 =
             FIELD_DP64(cpu->isar.id_aa64pfr0, ID_AA64PFR0, MPAM, 0);
-        /* FEAT_NV (Nested Virtualization) */
-        cpu->isar.id_aa64mmfr2 =
-            FIELD_DP64(cpu->isar.id_aa64mmfr2, ID_AA64MMFR2, NV, 0);
     }
 
     /* MPU can be configured out of a PMSA CPU either by setting has-mpu
@@ -2401,9 +2420,7 @@ static ObjectClass *arm_cpu_class_by_name(const char *cpu_model)
     oc = object_class_by_name(typename);
     g_strfreev(cpuname);
     g_free(typename);
-    if (!oc || !object_class_dynamic_cast(oc, TYPE_ARM_CPU)) {
-        return NULL;
-    }
+
     return oc;
 }