From: Thomas Huth <th...@linux.vnet.ibm.com>
The SIGP order CPU RESET was still missing in the list of our
supported handler. This patch now adds a simple implementation,
by using the cpu_reset() function that is already available in
target-s390x/cpu.c.
Signed-off-by: Thomas Huth <th...@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntrae...@de.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.h...@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
---
target-s390x/kvm.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 1f89a89..3bcaaa3 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -633,6 +633,15 @@ static void sigp_initial_cpu_reset(void *arg)
scc->initial_cpu_reset(cpu);
}
+static void sigp_cpu_reset(void *arg)
+{
+ CPUState *cpu = arg;
+ S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
+
+ cpu_synchronize_state(cpu);
+ scc->cpu_reset(cpu);
+}
+
#define SIGP_ORDER_MASK 0x000000ff
static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
@@ -672,6 +681,10 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run,
uint8_t ipa1)
run_on_cpu(CPU(target_cpu), sigp_initial_cpu_reset, CPU(target_cpu));
cc = 0;
break;
+ case SIGP_CPU_RESET:
+ run_on_cpu(CPU(target_cpu), sigp_cpu_reset, CPU(target_cpu));
+ cc = 0;
+ break;
default:
DPRINTF("KVM: unknown SIGP: 0x%x\n", order_code);
*statusreg &= 0xffffffff00000000UL;
--
1.8.4.2
