diff options
Diffstat (limited to 'target-i386/smm_helper.c')
| -rw-r--r-- | target-i386/smm_helper.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/target-i386/smm_helper.c b/target-i386/smm_helper.c index 5617a14854..02e24b9236 100644 --- a/target-i386/smm_helper.c +++ b/target-i386/smm_helper.c @@ -40,6 +40,16 @@ void helper_rsm(CPUX86State *env) #define SMM_REVISION_ID 0x00020000 #endif +void cpu_smm_update(X86CPU *cpu) +{ + CPUX86State *env = &cpu->env; + bool smm_enabled = (env->hflags & HF_SMM_MASK); + + if (cpu->smram) { + memory_region_set_enabled(cpu->smram, smm_enabled); + } +} + void do_smm_enter(X86CPU *cpu) { CPUX86State *env = &cpu->env; @@ -57,7 +67,7 @@ void do_smm_enter(X86CPU *cpu) } else { env->hflags2 |= HF2_NMI_MASK; } - cpu_smm_update(env); + cpu_smm_update(cpu); sm_state = env->smbase + 0x8000; @@ -317,7 +327,7 @@ void helper_rsm(CPUX86State *env) } env->hflags2 &= ~HF2_SMM_INSIDE_NMI_MASK; env->hflags &= ~HF_SMM_MASK; - cpu_smm_update(env); + cpu_smm_update(cpu); qemu_log_mask(CPU_LOG_INT, "SMM: after RSM\n"); log_cpu_state_mask(CPU_LOG_INT, CPU(cpu), CPU_DUMP_CCOP); |