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/*
* This header is for functions & variables that will ONLY be
* used inside libkvm for x86.
* THESE ARE NOT EXPOSED TO THE USER AND ARE ONLY FOR USE
* WITHIN LIBKVM.
*
* derived from libkvm.c
*
* Copyright (C) 2006 Qumranet, Inc.
*
* Authors:
* Avi Kivity <avi@qumranet.com>
* Yaniv Kamay <yaniv@qumranet.com>
*
* Copyright 2007 IBM Corporation.
* Added by & Authors:
* Jerone Young <jyoung5@us.ibm.com>
* Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
*
*
* This work is licensed under the GNU LGPL license, version 2.
*/
#include "libkvm.h"
#include "kvm-powerpc.h"
#include <errno.h>
#include <stdio.h>
int handle_dcr(struct kvm_run *run, kvm_context_t kvm)
{
int ret = 0;
if (run->dcr.is_write)
ret = kvm->callbacks->powerpc_dcr_write(run->dcr.dcrn,
run->dcr.data);
else
ret = kvm->callbacks->powerpc_dcr_read(run->dcr.dcrn,
&(run->dcr.data));
return ret;
}
int kvm_alloc_kernel_memory(kvm_context_t kvm, unsigned long memory,
void **vm_mem)
{
fprintf(stderr, "%s: Operation not supported\n", __FUNCTION__);
return -1;
}
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;
int i;
if (kvm_get_regs(kvm, vcpu, ®s))
return;
for (i=0; i<32; i+=4)
{
fprintf(stderr, "gpr%02d: %08x %08x %08x %08x\n", i,
regs.gpr[i],
regs.gpr[i+1],
regs.gpr[i+2],
regs.gpr[i+3]);
}
fflush(stdout);
}
int kvm_arch_create(kvm_context_t kvm, unsigned long phys_mem_bytes,
void **vm_mem)
{
return 0;
}
int kvm_arch_create_default_phys_mem(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){
case KVM_EXIT_DCR:
ret = handle_dcr(run, kvm);
break;
default:
ret = 1;
break;
}
return ret;
}
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