/*ARGSUSED*/
static void
xen_uppc_shutdown(int cmd, int fcn)
{
XEN_UPPC_VERBOSE_POWEROFF(("xen_uppc_shutdown(%d,%d);\n", cmd, fcn));
switch (cmd) {
case A_SHUTDOWN:
switch (fcn) {
case AD_BOOT:
case AD_IBOOT:
(void) HYPERVISOR_shutdown(SHUTDOWN_reboot);
break;
case AD_POWEROFF:
/* fall through if domU or if poweroff fails */
if (DOMAIN_IS_INITDOMAIN(xen_info))
if (xen_uppc_enable_acpi)
(void) acpi_poweroff();
/* FALLTHRU */
case AD_HALT:
default:
(void) HYPERVISOR_shutdown(SHUTDOWN_poweroff);
break;
}
break;
case A_REBOOT:
(void) HYPERVISOR_shutdown(SHUTDOWN_reboot);
break;
default:
return;
}
}
void
do_poweroff(int n, char *va)
{
acpi_enable();
acpi_poweroff();
return;
}
static void
acpi_pm1_sleep (u32 v)
{
struct facs *facs;
#ifdef ACPI_DSDT
bool m[6];
int i;
u8 n;
#endif
#ifdef ACPI_DSDT
n = (v & PM1_CNT_SLP_TYPX_MASK) >> PM1_CNT_SLP_TYPX_SHIFT;
for (i = 0; i <= 5; i++) {
if (acpi_dsdt_system_state[i][0] &&
acpi_dsdt_system_state[i][1] == n)
m[i] = true;
else
m[i] = false;
}
if (!m[2] && !m[3])
return;
#endif
facs = acpi_mapmem (facs_addr, sizeof *facs);
if (IS_STRUCT_SIZE_OK (facs->length, facs,
facs->x_firmware_waking_vector))
facs->x_firmware_waking_vector = 0;
if (IS_STRUCT_SIZE_OK (facs->length, facs,
facs->firmware_waking_vector))
facs->firmware_waking_vector = 0xFFFF0;
else
for (;;); /* FIXME: ERROR */
/* DEBUG */
/* the computer is going to sleep */
/* most devices are suspended */
/* vmm can't write anything to a screen here */
/* vmm can't input from/output to a keyboard here */
/* vmm can beep! */
beep_on ();
beep_set_freq (880);
usleep (500000);
beep_set_freq (440);
usleep (500000);
beep_set_freq (880);
usleep (500000);
beep_set_freq (440);
usleep (500000);
beep_set_freq (880);
usleep (500000);
beep_set_freq (440);
usleep (500000);
beep_set_freq (880);
acpi_poweroff ();
}
void
poweroff(void)
{
const char *shutdown_str;
#ifdef USE_ACPI
acpi_poweroff();
#endif
/* Bochs/QEMU poweroff */
shutdown_str = "Shutdown";
while (*shutdown_str) outb(0x8900, *(shutdown_str++));
/* fallback option: hang */
for (; ; ) halt_cpu();
}
static __dead void
poweroff(void)
{
const char *shutdown_str;
#ifdef USE_ACPI
acpi_poweroff();
#endif
/* Bochs/QEMU poweroff */
shutdown_str = "Shutdown";
while (*shutdown_str) outb(0x8900, *(shutdown_str++));
/* VMware magic power off; likely to halt CPU */
poweroff_vmware_clihlt();
/* fallback option: hang */
halt();
}
