1 files changed, 11 insertions, 0 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index f49e98ed59..555756d40c 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -72,6 +72,17 @@ bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
 
 #if !defined(CONFIG_USER_ONLY)
 
+int riscv_cpu_claim_interrupts(RISCVCPU *cpu, uint32_t interrupts)
+{
+    CPURISCVState *env = &cpu->env;
+    if (env->miclaim & interrupts) {
+        return -1;
+    } else {
+        env->miclaim |= interrupts;
+        return 0;
+    }
+}
+
 /* iothread_mutex must be held */
 uint32_t riscv_cpu_update_mip(RISCVCPU *cpu, uint32_t mask, uint32_t value)
 {