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-rw-r--r--target-s390x/kvm.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index a2d77419bd..9bf6abb213 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -344,9 +344,20 @@ static int s390_store_status(CPUState *env, uint32_t parameter)
static int s390_cpu_initial_reset(CPUState *env)
{
- /* XXX */
- fprintf(stderr, "XXX SIGP init\n");
- return -1;
+ int i;
+
+ if (kvm_vcpu_ioctl(env, KVM_S390_INITIAL_RESET, NULL) < 0) {
+ perror("cannot init reset vcpu");
+ }
+
+ /* Manually zero out all registers */
+ cpu_synchronize_state(env);
+ for (i = 0; i < 16; i++) {
+ env->regs[i] = 0;
+ }
+
+ dprintf("DONE: SIGP initial reset: %p\n", env);
+ return 0;
}
static int handle_sigp(CPUState *env, struct kvm_run *run, uint8_t ipa1)