3 files changed, 18 insertions, 0 deletions

diff --git a/target-microblaze/cpu-qom.h b/target-microblaze/cpu-qom.h
index 35a12b42a5..e3e070159f 100644
--- a/target-microblaze/cpu-qom.h
+++ b/target-microblaze/cpu-qom.h
@@ -72,6 +72,7 @@ static inline MicroBlazeCPU *mb_env_get_cpu(CPUMBState *env)
 #define ENV_OFFSET offsetof(MicroBlazeCPU, env)
 
 void mb_cpu_do_interrupt(CPUState *cs);
+bool mb_cpu_exec_interrupt(CPUState *cs, int int_req);
 void mb_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
                        int flags);
 hwaddr mb_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
diff --git a/target-microblaze/cpu.c b/target-microblaze/cpu.c
index 0379f2be2c..67e3182f70 100644
--- a/target-microblaze/cpu.c
+++ b/target-microblaze/cpu.c
@@ -169,6 +169,7 @@ static void mb_cpu_class_init(ObjectClass *oc, void *data)
 
     cc->has_work = mb_cpu_has_work;
     cc->do_interrupt = mb_cpu_do_interrupt;
+    cc->cpu_exec_interrupt = mb_cpu_exec_interrupt;
     cc->dump_state = mb_cpu_dump_state;
     cc->set_pc = mb_cpu_set_pc;
     cc->gdb_read_register = mb_cpu_gdb_read_register;
diff --git a/target-microblaze/helper.c b/target-microblaze/helper.c
index 59c9ad5aef..59466c9742 100644
--- a/target-microblaze/helper.c
+++ b/target-microblaze/helper.c
@@ -286,3 +286,19 @@ hwaddr mb_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
     return paddr;
 }
 #endif
+
+bool mb_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
+{
+    MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs);
+    CPUMBState *env = &cpu->env;
+
+    if ((interrupt_request & CPU_INTERRUPT_HARD)
+        && (env->sregs[SR_MSR] & MSR_IE)
+        && !(env->sregs[SR_MSR] & (MSR_EIP | MSR_BIP))
+        && !(env->iflags & (D_FLAG | IMM_FLAG))) {
+        cs->exception_index = EXCP_IRQ;
+        mb_cpu_do_interrupt(cs);
+        return true;
+    }
+    return false;
+}