kvm-s390.h 2.0 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
/*
 * kvm_s390.h -  definition for kvm on s390
 *
 * Copyright IBM Corp. 2008
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License (version 2 only)
 * as published by the Free Software Foundation.
 *
 *    Author(s): Carsten Otte <cotte@de.ibm.com>
 *               Christian Borntraeger <borntraeger@de.ibm.com>
 */

#ifndef ARCH_S390_KVM_S390_H
#define ARCH_S390_KVM_S390_H
16

17
#include <linux/hrtimer.h>
18
#include <linux/kvm.h>
19 20 21 22 23 24
#include <linux/kvm_host.h>

typedef int (*intercept_handler_t)(struct kvm_vcpu *vcpu);

int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu);

25 26 27 28 29 30 31 32 33 34 35 36 37
#define VM_EVENT(d_kvm, d_loglevel, d_string, d_args...)\
do { \
	debug_sprintf_event(d_kvm->arch.dbf, d_loglevel, d_string "\n", \
	  d_args); \
} while (0)

#define VCPU_EVENT(d_vcpu, d_loglevel, d_string, d_args...)\
do { \
	debug_sprintf_event(d_vcpu->kvm->arch.dbf, d_loglevel, \
	  "%02d[%016lx-%016lx]: " d_string "\n", d_vcpu->vcpu_id, \
	  d_vcpu->arch.sie_block->gpsw.mask, d_vcpu->arch.sie_block->gpsw.addr,\
	  d_args); \
} while (0)
38 39 40 41 42 43 44

static inline int __cpu_is_stopped(struct kvm_vcpu *vcpu)
{
	return atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOP_INT;
}

int kvm_s390_handle_wait(struct kvm_vcpu *vcpu);
45 46
enum hrtimer_restart kvm_s390_idle_wakeup(struct hrtimer *timer);
void kvm_s390_tasklet(unsigned long parm);
47 48 49 50 51 52
void kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu);
int kvm_s390_inject_vm(struct kvm *kvm,
		struct kvm_s390_interrupt *s390int);
int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu,
		struct kvm_s390_interrupt *s390int);
int kvm_s390_inject_program_int(struct kvm_vcpu *vcpu, u16 code);
53 54

/* implemented in priv.c */
55
int kvm_s390_handle_b2(struct kvm_vcpu *vcpu);
56 57 58 59 60 61 62

/* implemented in sigp.c */
int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu);

/* implemented in kvm-s390.c */
int __kvm_s390_vcpu_store_status(struct kvm_vcpu *vcpu,
				 unsigned long addr);
63 64 65
/* implemented in diag.c */
int kvm_s390_handle_diag(struct kvm_vcpu *vcpu);

66
#endif