[PATCH RFC v2 3/9] target/loongarch: Supplement vcpu env initial when vcpu reset

[Tianrui Zhao <zhaotianrui@xxxxxxxxxxx>]

Supplement vcpu env initial when vcpu reset, including
init vcpu mp_state value to KVM_MP_STATE_RUNNABLE and
init vcpu CSR_CPUID,CSR_TID to cpu->cpu_index.

Signed-off-by: Tianrui Zhao <zhaotianrui@xxxxxxxxxxx>
---
 target/loongarch/cpu.c | 3 +++
 target/loongarch/cpu.h | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index 97e6579f6a..600c00bbf2 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -486,10 +486,12 @@ 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);
@@ -510,6 +512,7 @@ static void loongarch_cpu_reset_hold(Object *obj)
 
     restore_fp_status(env);
     cs->exception_index = -1;
+    env->mp_state = KVM_MP_STATE_RUNNABLE;
 }
 
 static void loongarch_cpu_disas_set_info(CPUState *s, disassemble_info *info)
diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h
index e11c875188..86b9f26d60 100644
--- a/target/loongarch/cpu.h
+++ b/target/loongarch/cpu.h
@@ -288,6 +288,7 @@ 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;
@@ -328,6 +329,7 @@ typedef struct CPUArchState {
     MemoryRegion iocsr_mem;
     bool load_elf;
     uint64_t elf_address;
+    uint32_t mp_state;
 #endif
 } CPULoongArchState;
 
-- 
2.31.1