2 * kvm_s390.h - definition for kvm on s390
4 * Copyright IBM Corp. 2008
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License (version 2 only)
8 * as published by the Free Software Foundation.
10 * Author(s): Carsten Otte <cotte@de.ibm.com>
11 * Christian Borntraeger <borntraeger@de.ibm.com>
14 #ifndef ARCH_S390_KVM_S390_H
15 #define ARCH_S390_KVM_S390_H
17 #include <linux/hrtimer.h>
18 #include <linux/kvm.h>
19 #include <linux/kvm_host.h>
21 typedef int (*intercept_handler_t)(struct kvm_vcpu *vcpu);
23 int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu);
25 #define VM_EVENT(d_kvm, d_loglevel, d_string, d_args...)\
27 debug_sprintf_event(d_kvm->arch.dbf, d_loglevel, d_string "\n", \
31 #define VCPU_EVENT(d_vcpu, d_loglevel, d_string, d_args...)\
33 debug_sprintf_event(d_vcpu->kvm->arch.dbf, d_loglevel, \
34 "%02d[%016lx-%016lx]: " d_string "\n", d_vcpu->vcpu_id, \
35 d_vcpu->arch.sie_block->gpsw.mask, d_vcpu->arch.sie_block->gpsw.addr,\
39 static inline int __cpu_is_stopped(struct kvm_vcpu *vcpu)
41 return atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOP_INT;
44 int kvm_s390_handle_wait(struct kvm_vcpu *vcpu);
45 enum hrtimer_restart kvm_s390_idle_wakeup(struct hrtimer *timer);
46 void kvm_s390_tasklet(unsigned long parm);
47 void kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu);
48 int kvm_s390_inject_vm(struct kvm *kvm,
49 struct kvm_s390_interrupt *s390int);
50 int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu,
51 struct kvm_s390_interrupt *s390int);
52 int kvm_s390_inject_program_int(struct kvm_vcpu *vcpu, u16 code);
54 /* implemented in priv.c */
55 int kvm_s390_handle_b2(struct kvm_vcpu *vcpu);
57 /* implemented in sigp.c */
58 int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu);
60 /* implemented in kvm-s390.c */
61 int __kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu,
63 /* implemented in diag.c */
64 int kvm_s390_handle_diag(struct kvm_vcpu *vcpu);