[Qemu-ppc] [PATCH v2 4/5] target-ppc: Implement nmi() callback

[Alexey Kardashevskiy]

Signed-off-by: Alexey Kardashevskiy <address@hidden>
---
 target-ppc/cpu-qom.h        |  1 +
 target-ppc/excp_helper.c    |  2 +-
 target-ppc/translate_init.c | 18 ++++++++++++++++++
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/target-ppc/cpu-qom.h b/target-ppc/cpu-qom.h
index 47dc8e6..b522664 100644
--- a/target-ppc/cpu-qom.h
+++ b/target-ppc/cpu-qom.h
@@ -106,6 +106,7 @@ static inline PowerPCCPU *ppc_env_get_cpu(CPUPPCState *env)
 PowerPCCPUClass *ppc_cpu_class_by_pvr(uint32_t pvr);
 PowerPCCPUClass *ppc_cpu_class_by_pvr_mask(uint32_t pvr);
 
+void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp);
 void ppc_cpu_do_interrupt(CPUState *cpu);
 void ppc_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
                         int flags);
diff --git a/target-ppc/excp_helper.c b/target-ppc/excp_helper.c
index 19bc6b6..e19a5f5 100644
--- a/target-ppc/excp_helper.c
+++ b/target-ppc/excp_helper.c
@@ -68,7 +68,7 @@ static inline void dump_syscall(CPUPPCState *env)
 /* Note that this function should be greatly optimized
  * when called with a constant excp, from ppc_hw_interrupt
  */
-static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp)
+void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp)
 {
     CPUState *cs = CPU(cpu);
     CPUPPCState *env = &cpu->env;
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index d07e186..faa9f21 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -8455,6 +8455,23 @@ static void ppc_cpu_reset(CPUState *s)
     tlb_flush(s, 1);
 }
 
+static void ppc_cpu_do_nmi(void *arg)
+{
+    CPUState *cs = arg;
+    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = &cpu->env;
+
+    cpu_synchronize_state(cs);
+    powerpc_excp(cpu, env->excp_model, POWERPC_EXCP_RESET);
+}
+
+static int ppc_cpu_nmi(CPUState *cs)
+{
+    async_run_on_cpu(cs, ppc_cpu_do_nmi, cs);
+
+    return 0;
+}
+
 static void ppc_cpu_initfn(Object *obj)
 {
     CPUState *cs = CPU(obj);
@@ -8516,6 +8533,7 @@ static void ppc_cpu_class_init(ObjectClass *oc, void 
*data)
 
     pcc->parent_reset = cc->reset;
     cc->reset = ppc_cpu_reset;
+    cc->nmi = ppc_cpu_nmi;
 
     cc->class_by_name = ppc_cpu_class_by_name;
     cc->has_work = ppc_cpu_has_work;
-- 
1.8.4.rc4