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-rw-r--r--target-ppc/cpu.h1
-rw-r--r--target-ppc/translate_init.c12
2 files changed, 12 insertions, 1 deletions
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 91b7ae5534..8c181e7245 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -334,6 +334,7 @@ struct ppc_spr_t {
void (*hea_write)(void *opaque, int spr_num, int gpr_num);
#endif
const char *name;
+ target_ulong default_value;
#ifdef CONFIG_KVM
/* We (ab)use the fact that all the SPRs will have ids for the
* ONE_REG interface will have KVM_REG_PPC to use 0 as meaning,
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 6084f40f28..954dee3ec2 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -631,7 +631,7 @@ static inline void _spr_register(CPUPPCState *env, int num,
#if defined(CONFIG_KVM)
spr->one_reg_id = one_reg_id,
#endif
- env->spr[num] = initial_value;
+ env->spr[num] = spr->default_value = initial_value;
}
/* Generic PowerPC SPRs */
@@ -8381,6 +8381,7 @@ static void ppc_cpu_reset(CPUState *s)
PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
CPUPPCState *env = &cpu->env;
target_ulong msr;
+ int i;
pcc->parent_reset(s);
@@ -8434,6 +8435,15 @@ static void ppc_cpu_reset(CPUState *s)
env->dtl_size = 0;
#endif /* TARGET_PPC64 */
+ for (i = 0; i < ARRAY_SIZE(env->spr_cb); i++) {
+ ppc_spr_t *spr = &env->spr_cb[i];
+
+ if (!spr->name) {
+ continue;
+ }
+ env->spr[i] = spr->default_value;
+ }
+
/* Flush all TLBs */
tlb_flush(s, 1);
}