static int
vmexit_inst_emul(struct vmctx *ctx, struct vm_exit *vmexit, int *pvcpu)
{
int err, i;
struct vie *vie;
stats.vmexit_inst_emul++;
vie = &vmexit->u.inst_emul.vie;
err = emulate_mem(ctx, *pvcpu, vmexit->u.inst_emul.gpa,
vie, &vmexit->u.inst_emul.paging);
if (err) {
if (err == ESRCH) {
fprintf(stderr, "Unhandled memory access to 0x%lx\n",
vmexit->u.inst_emul.gpa);
}
fprintf(stderr, "Failed to emulate instruction [");
for (i = 0; i < vie->num_valid; i++) {
fprintf(stderr, "0x%02x%s", vie->inst[i],
i != (vie->num_valid - 1) ? " " : "");
}
fprintf(stderr, "] at 0x%lx\n", vmexit->rip);
return (VMEXIT_ABORT);
}
return (VMEXIT_CONTINUE);
}
static void
vmexit_mmio_emul(struct vmctx *ctx, struct vhm_request *vhm_req, int *pvcpu)
{
int err;
stats.vmexit_mmio_emul++;
err = emulate_mem(ctx, &vhm_req->reqs.mmio_request);
if (err) {
if (err == -ESRCH)
fprintf(stderr, "Unhandled memory access to 0x%lx\n",
vhm_req->reqs.mmio_request.address);
fprintf(stderr, "Failed to emulate instruction [");
fprintf(stderr, "mmio address 0x%lx, size %ld",
vhm_req->reqs.mmio_request.address,
vhm_req->reqs.mmio_request.size);
if (vhm_req->reqs.mmio_request.direction == REQUEST_READ) {
vhm_req->reqs.mmio_request.value = VHM_REQ_MMIO_INVAL;
}
}
}
static int
vmexit_inst_emul(struct vmctx *ctx, struct vm_exit *vmexit, int *pvcpu)
{
int err;
stats.vmexit_inst_emul++;
err = emulate_mem(ctx, *pvcpu, vmexit->u.inst_emul.gpa,
&vmexit->u.inst_emul.vie);
if (err) {
if (err == EINVAL) {
fprintf(stderr,
"Failed to emulate instruction at 0x%lx\n",
vmexit->rip);
} else if (err == ESRCH) {
fprintf(stderr, "Unhandled memory access to 0x%lx\n",
vmexit->u.inst_emul.gpa);
}
return (VMEXIT_ABORT);
}
return (VMEXIT_CONTINUE);
}
