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-rw-r--r--target-microblaze/cpu-qom.h1
-rw-r--r--target-microblaze/cpu.c1
-rw-r--r--target-microblaze/helper.c16
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;
+}