3 files changed, 19 insertions, 0 deletions

diff --git a/target-mips/cpu-qom.h b/target-mips/cpu-qom.h
index 2cff15a273..2ffc1bf3f2 100644
--- a/target-mips/cpu-qom.h
+++ b/target-mips/cpu-qom.h
@@ -75,6 +75,7 @@ static inline MIPSCPU *mips_env_get_cpu(CPUMIPSState *env)
 #define ENV_OFFSET offsetof(MIPSCPU, env)
 
 void mips_cpu_do_interrupt(CPUState *cpu);
+bool mips_cpu_exec_interrupt(CPUState *cpu, int int_req);
 void mips_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
                          int flags);
 hwaddr mips_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
diff --git a/target-mips/cpu.c b/target-mips/cpu.c
index b3e0e6cce7..5ed60f78a7 100644
--- a/target-mips/cpu.c
+++ b/target-mips/cpu.c
@@ -136,6 +136,7 @@ static void mips_cpu_class_init(ObjectClass *c, void *data)
 
     cc->has_work = mips_cpu_has_work;
     cc->do_interrupt = mips_cpu_do_interrupt;
+    cc->cpu_exec_interrupt = mips_cpu_exec_interrupt;
     cc->dump_state = mips_cpu_dump_state;
     cc->set_pc = mips_cpu_set_pc;
     cc->synchronize_from_tb = mips_cpu_synchronize_from_tb;
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 8a997e44e5..fe16820885 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -675,6 +675,23 @@ void mips_cpu_do_interrupt(CPUState *cs)
     cs->exception_index = EXCP_NONE;
 }
 
+bool mips_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
+{
+    if (interrupt_request & CPU_INTERRUPT_HARD) {
+        MIPSCPU *cpu = MIPS_CPU(cs);
+        CPUMIPSState *env = &cpu->env;
+
+        if (cpu_mips_hw_interrupts_pending(env)) {
+            /* Raise it */
+            cs->exception_index = EXCP_EXT_INTERRUPT;
+            env->error_code = 0;
+            mips_cpu_do_interrupt(cs);
+            return true;
+        }
+    }
+    return false;
+}
+
 #if !defined(CONFIG_USER_ONLY)
 void r4k_invalidate_tlb (CPUMIPSState *env, int idx, int use_extra)
 {