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authorTianrui Zhao <zhaotianrui@loongson.cn>2024-01-05 15:57:58 +0800
committerSong Gao <gaosong@loongson.cn>2024-01-11 19:14:00 +0800
commit627846569697d412a16be318091f1dc81e6954c0 (patch)
treec6521e85457962ed2b1aa8fce2aaf9432e1e6360
parent537ba9da17f1cb67fb41cd2a3a79e909944b0a15 (diff)
target/loongarch: Supplement vcpu env initial when vcpu reset
Supplement vcpu env initial when vcpu reset, including init vcpu CSR_CPUID,CSR_TID to cpu->cpu_index. The two regs will be used in kvm_get/set_csr_ioctl. Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn> Signed-off-by: xianglai li <lixianglai@loongson.cn> Reviewed-by: Song Gao <gaosong@loongson.cn> Message-Id: <20240105075804.1228596-4-zhaotianrui@loongson.cn> Signed-off-by: Song Gao <gaosong@loongson.cn>
-rw-r--r--target/loongarch/cpu.c2
-rw-r--r--target/loongarch/cpu.h2
2 files changed, 3 insertions, 1 deletions
diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index 87dfcdb0a5..9b768c9431 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -518,10 +518,12 @@ static void loongarch_cpu_reset_hold(Object *obj)
env->CSR_ESTAT = env->CSR_ESTAT & (~MAKE_64BIT_MASK(0, 2));
env->CSR_RVACFG = FIELD_DP64(env->CSR_RVACFG, CSR_RVACFG, RBITS, 0);
+ env->CSR_CPUID = cs->cpu_index;
env->CSR_TCFG = FIELD_DP64(env->CSR_TCFG, CSR_TCFG, EN, 0);
env->CSR_LLBCTL = FIELD_DP64(env->CSR_LLBCTL, CSR_LLBCTL, KLO, 0);
env->CSR_TLBRERA = FIELD_DP64(env->CSR_TLBRERA, CSR_TLBRERA, ISTLBR, 0);
env->CSR_MERRCTL = FIELD_DP64(env->CSR_MERRCTL, CSR_MERRCTL, ISMERR, 0);
+ env->CSR_TID = cs->cpu_index;
env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, TLB_TYPE, 2);
env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, MTLB_ENTRY, 63);
diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h
index 0c15a174e4..8022f44b44 100644
--- a/target/loongarch/cpu.h
+++ b/target/loongarch/cpu.h
@@ -319,6 +319,7 @@ typedef struct CPUArchState {
uint64_t CSR_PWCH;
uint64_t CSR_STLBPS;
uint64_t CSR_RVACFG;
+ uint64_t CSR_CPUID;
uint64_t CSR_PRCFG1;
uint64_t CSR_PRCFG2;
uint64_t CSR_PRCFG3;
@@ -350,7 +351,6 @@ typedef struct CPUArchState {
uint64_t CSR_DBG;
uint64_t CSR_DERA;
uint64_t CSR_DSAVE;
- uint64_t CSR_CPUID;
#ifndef CONFIG_USER_ONLY
LoongArchTLB tlb[LOONGARCH_TLB_MAX];