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/*
* This file contains the s390 specific implementation for the
* architecture dependent functions defined in kvm-common.h and
* libkvm.h
*
* Copyright (C) 2006 Qumranet
* Copyright IBM Corp. 2008
*
* Authors:
* Carsten Otte <cotte@de.ibm.com>
* Christian Borntraeger <borntraeger@de.ibm.com>
*
* This work is licensed under the GNU LGPL license, version 2.
*/
#include <sys/ioctl.h>
#include <asm/ptrace.h>
#include "libkvm.h"
#include "kvm-common.h"
#include <errno.h>
#include <stdio.h>
#include <inttypes.h>
void *kvm_create_kernel_phys_mem(kvm_context_t kvm, unsigned long phys_start,
unsigned long len, int log, int writable)
{
fprintf(stderr, "%s: Operation not supported\n", __FUNCTION__);
return NULL;
}
void kvm_show_code(kvm_context_t kvm, int vcpu)
{
fprintf(stderr, "%s: Operation not supported\n", __FUNCTION__);
}
void kvm_show_regs(kvm_context_t kvm, int vcpu)
{
struct kvm_regs regs;
struct kvm_sregs sregs;
int i;
if (kvm_get_regs(kvm, vcpu, ®s))
return;
if (kvm_get_sregs(kvm, vcpu, &sregs))
return;
fprintf(stderr, "guest vcpu #%d\n", vcpu);
fprintf(stderr, "PSW:\t%16.16lx %16.16lx\n",
kvm->run[vcpu]->s390_sieic.mask,
kvm->run[vcpu]->s390_sieic.addr);
fprintf(stderr,"GPRS:");
for (i=0; i<15; i+=4)
fprintf(stderr, "\t%16.16lx %16.16lx %16.16lx %16.16lx\n",
regs.gprs[i],
regs.gprs[i+1],
regs.gprs[i+2],
regs.gprs[i+3]);
fprintf(stderr,"ACRS:");
for (i=0; i<15; i+=4)
fprintf(stderr, "\t%8.8x %8.8x %8.8x %8.8x\n",
sregs.acrs[i],
sregs.acrs[i+1],
sregs.acrs[i+2],
sregs.acrs[i+3]);
fprintf(stderr,"CRS:");
for (i=0; i<15; i+=4)
fprintf(stderr, "\t%16.16lx %16.16lx %16.16lx %16.16lx\n",
sregs.crs[i],
sregs.crs[i+1],
sregs.crs[i+2],
sregs.crs[i+3]);
}
int kvm_arch_create(kvm_context_t kvm, unsigned long phys_mem_bytes,
void **vm_mem)
{
return 0;
}
int kvm_arch_run(struct kvm_run *run, kvm_context_t kvm, int vcpu)
{
int ret = 0;
switch (run->exit_reason){
default:
ret = 1;
break;
}
return ret;
}
int kvm_s390_initial_reset(kvm_context_t kvm, int slot)
{
return ioctl(kvm->vcpu_fd[slot], KVM_S390_INITIAL_RESET, NULL);
}
int kvm_s390_interrupt(kvm_context_t kvm, int slot,
struct kvm_s390_interrupt *kvmint)
{
if (slot>=0)
return ioctl(kvm->vcpu_fd[slot], KVM_S390_INTERRUPT, kvmint);
else
return ioctl(kvm->vm_fd, KVM_S390_INTERRUPT, kvmint);
}
int kvm_s390_set_initial_psw(kvm_context_t kvm, int slot, psw_t psw)
{
return ioctl(kvm->vcpu_fd[slot], KVM_S390_SET_INITIAL_PSW, &psw);
}
int kvm_s390_store_status(kvm_context_t kvm, int slot, unsigned long addr)
{
return ioctl(kvm->vcpu_fd[slot], KVM_S390_STORE_STATUS, addr);
}
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