From 3406b001e6e5992a8cc9b2442216de312b111c07 Mon Sep 17 00:00:00 2001 From: Bibo Mao Date: Fri, 14 Feb 2025 16:30:50 +0800 Subject: [PATCH] target/loongarch: Add post init function for kvm mode Some features such as LBT and PMU are implemented in kvm mode, With paravirt features in future, post init function is added for kvm mode, so that property for these features will be created in kvm post init function. Signed-off-by: Bibo Mao Reviewed-by: Bibo Mao --- target/loongarch/cpu.c | 2 +- target/loongarch/cpu.h | 8 ++++++++ target/loongarch/kvm/kvm.c | 4 ++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index f203fcc7d7..012fcfbfda 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -765,7 +765,7 @@ void loongarch_cpu_post_init(Object *obj) loongarch_set_pmu); object_property_set_description(obj, "pmu", "Set off to performance monitor unit."); - + kvm_loongarch_cpu_post_init(cpu); } else { cpu->lbt = ON_OFF_AUTO_OFF; cpu->pmu = ON_OFF_AUTO_OFF; diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h index f2a23b7a43..74dffcb552 100644 --- a/target/loongarch/cpu.h +++ b/target/loongarch/cpu.h @@ -491,4 +491,12 @@ static inline void cpu_get_tb_cpu_state(CPULoongArchState *env, vaddr *pc, void loongarch_cpu_post_init(Object *obj); +#ifdef CONFIG_KVM +void kvm_loongarch_cpu_post_init(LoongArchCPU *cpu); +#else +static inline void kvm_loongarch_cpu_post_init(LoongArchCPU *cpu) +{ +} +#endif + #endif /* LOONGARCH_CPU_H */ diff --git a/target/loongarch/kvm/kvm.c b/target/loongarch/kvm/kvm.c index 27df02fa3a..2d2fb1e261 100644 --- a/target/loongarch/kvm/kvm.c +++ b/target/loongarch/kvm/kvm.c @@ -1016,6 +1016,10 @@ int kvm_arch_init_vcpu(CPUState *cs) return ret; } +void kvm_loongarch_cpu_post_init(LoongArchCPU *cpu) +{ +} + int kvm_arch_destroy_vcpu(CPUState *cs) { return 0; -- 2.30.2