int
HYPERVISOR_shutdown(int reboot)
{
sched_shutdown_t arg;
arg.reason = reboot? SHUTDOWN_reboot : SHUTDOWN_poweroff;
return xencall3(__HYPERVISOR_sched_op, SCHEDOP_shutdown, (ulong)&arg);
}
long
HYPERVISOR_set_timer_op(uvlong timeout)
{
ulong hi, lo;
hi = timeout>>32;
lo = timeout;
return xencall3(__HYPERVISOR_set_timer_op, lo, hi);
}
int xendevicemodel_xcall(xendevicemodel_handle *dmod,
domid_t domid, unsigned int nr_bufs,
struct xendevicemodel_buf bufs[])
{
int ret = -1;
void **xcall_bufs;
xen_dm_op_buf_t *op_bufs = NULL;
unsigned int i;
xcall_bufs = calloc(nr_bufs, sizeof(*xcall_bufs));
if (xcall_bufs == NULL)
goto out;
op_bufs = xencall_alloc_buffer(dmod->xcall, sizeof(xen_dm_op_buf_t) *
nr_bufs);
if (op_bufs == NULL)
goto out;
for (i = 0; i < nr_bufs; i++) {
xcall_bufs[i] = xencall_alloc_buffer(dmod->xcall, bufs[i].size);
if ( xcall_bufs[i] == NULL )
goto out;
memcpy(xcall_bufs[i], bufs[i].ptr, bufs[i].size);
set_xen_guest_handle_raw(op_bufs[i].h, xcall_bufs[i]);
op_bufs[i].size = bufs[i].size;
}
ret = xencall3(dmod->xcall, __HYPERVISOR_dm_op,
domid, nr_bufs, (unsigned long)op_bufs);
if (ret < 0)
goto out;
for (i = 0; i < nr_bufs; i++)
memcpy(bufs[i].ptr, xcall_bufs[i], bufs[i].size);
out:
if (xcall_bufs)
for (i = 0; i < nr_bufs; i++)
xencall_free_buffer(dmod->xcall, xcall_bufs[i]);
xencall_free_buffer(dmod->xcall, op_bufs);
free(xcall_bufs);
return ret;
}
int
HYPERVISOR_yield(void)
{
return xencall3(__HYPERVISOR_sched_op, SCHEDOP_yield, 0);
}
int
HYPERVISOR_stack_switch(ulong ss, ulong esp)
{
return xencall3(__HYPERVISOR_stack_switch, ss, esp);
}
int
HYPERVISOR_set_gdt(unsigned long *frame_list, int entries)
{
return xencall3(__HYPERVISOR_set_gdt, (ulong)frame_list, entries);
}
int
HYPERVISOR_memory_op(int cmd, struct xen_memory_reservation *arg)
{
return xencall3(__HYPERVISOR_memory_op, cmd, (ulong)arg);
}
int
HYPERVISOR_xen_version(int cmd, void *arg)
{
return xencall3(__HYPERVISOR_xen_version, cmd, (ulong)arg);
}
int
HYPERVISOR_multicall(void *call_list, int nr_calls)
{
return xencall3(__HYPERVISOR_multicall, (ulong)call_list, nr_calls);
}
int
HYPERVISOR_block(void)
{
return xencall3(__HYPERVISOR_sched_op, SCHEDOP_block, 0);
}
