diff options
Diffstat (limited to 'target-s390x/interrupt.c')
-rw-r--r-- | target-s390x/interrupt.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target-s390x/interrupt.c b/target-s390x/interrupt.c new file mode 100644 index 0000000000..c1b034f775 --- /dev/null +++ b/target-s390x/interrupt.c @@ -0,0 +1,29 @@ +/* + * QEMU S/390 Interrupt support + * + * Copyright IBM, Corp. 2012 + * + * This work is licensed under the terms of the GNU GPL, version 2 or (at your + * option) any later version. See the COPYING file in the top-level directory. + */ + +#include "cpu.h" +#include "kvm.h" + +#if !defined(CONFIG_USER_ONLY) +/* service interrupts are floating therefore we must not pass an cpustate */ +void s390_sclp_extint(uint32_t parm) +{ + S390CPU *dummy_cpu = s390_cpu_addr2state(0); + CPUS390XState *env = &dummy_cpu->env; + + if (kvm_enabled()) { +#ifdef CONFIG_KVM + kvm_s390_interrupt_internal(env, KVM_S390_INT_SERVICE, parm, 0, 1); +#endif + } else { + env->psw.addr += 4; + cpu_inject_ext(env, EXT_SERVICE, parm, 0); + } +} +#endif |