static void lpc_resume(void)
{
/* Mask all host events until the host unmasks them itself. */
lpc_set_host_event_mask(LPC_HOST_EVENT_SMI, 0);
lpc_set_host_event_mask(LPC_HOST_EVENT_SCI, 0);
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, 0);
/* Store port 80 event so we know where resume happened */
port_80_write(PORT_80_EVENT_RESUME);
}
static void lpc_resume(void)
{
#ifdef CONFIG_POWER_S0IX
if (chipset_in_state(CHIPSET_STATE_SUSPEND | CHIPSET_STATE_ON))
#endif
{
/* Mask all host events until the host unmasks them itself. */
lpc_set_host_event_mask(LPC_HOST_EVENT_SMI, 0);
lpc_set_host_event_mask(LPC_HOST_EVENT_SCI, 0);
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, 0);
}
/* Store port 80 event so we know where resume happened */
port_80_write(PORT_80_EVENT_RESUME);
}
static int host_event_set_wake_mask(struct host_cmd_handler_args *args)
{
const struct ec_params_host_event_mask *p = args->params;
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, p->mask);
return EC_RES_SUCCESS;
}
/*
* In AP S0ix & S3 -> S0 transitions,
* the chipset_resume hook is called.
*
* During S0ix exit, the wake mask for lid open is disabled.
* All pending events are cleared
*
*/
void lpc_disable_wake_mask_for_lid_open(void)
{
if ((chipset_in_state(CHIPSET_STATE_STANDBY | CHIPSET_STATE_ON)) ||
chipset_in_state(CHIPSET_STATE_ON)) {
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, 0);
lpc_clear_host_events();
}
}
/*
* In AP S0 -> S3 & S0ix transitions,
* the chipset_suspend is called.
*
* The chipset_in_state(CHIPSET_STATE_STANDBY | CHIPSET_STATE_ON)
* is used to detect the S0ix transiton.
*
* During S0ix entry, the wake mask for lid open is enabled.
*
*/
void lpc_enable_wake_mask_for_lid_open(void)
{
if ((chipset_in_state(CHIPSET_STATE_STANDBY | CHIPSET_STATE_ON)) ||
chipset_in_state(CHIPSET_STATE_STANDBY)) {
uint32_t mask = 0;
mask = ((lpc_get_host_event_mask(LPC_HOST_EVENT_WAKE)) |
EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN));
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, mask);
} }
/*
* In AP S0ix & S3 -> S0 transitions,
* the chipset_resume hook is called.
*
* During S0ix exit, the wake mask for lid open is disabled.
* All pending events are cleared
*/
void lpc_disable_wake_mask_for_lid_open(void)
{
if (chipset_in_state(CHIPSET_STATE_STANDBY | CHIPSET_STATE_ON)) {
uint32_t mask;
mask = lpc_get_host_event_mask(LPC_HOST_EVENT_WAKE) &
~EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN);
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, mask);
lpc_clear_host_events();
}
}
static int command_host_event(int argc, char **argv)
{
/* Handle sub-commands */
if (argc == 3) {
char *e;
int i = strtoi(argv[2], &e, 0);
if (*e)
return EC_ERROR_PARAM2;
if (!strcasecmp(argv[1], "set"))
host_set_events(i);
else if (!strcasecmp(argv[1], "clear"))
host_clear_events(i);
else if (!strcasecmp(argv[1], "clearb"))
host_clear_events_b(i);
#ifdef CONFIG_LPC
else if (!strcasecmp(argv[1], "smi"))
lpc_set_host_event_mask(LPC_HOST_EVENT_SMI, i);
else if (!strcasecmp(argv[1], "sci"))
lpc_set_host_event_mask(LPC_HOST_EVENT_SCI, i);
else if (!strcasecmp(argv[1], "wake"))
lpc_set_host_event_mask(LPC_HOST_EVENT_WAKE, i);
#endif
else
return EC_ERROR_PARAM1;
}
/* Print current SMI/SCI status */
ccprintf("Events: 0x%08x\n", host_get_events());
ccprintf("Events-B: 0x%08x\n", events_copy_b);
#ifdef CONFIG_LPC
ccprintf("SMI mask: 0x%08x\n",
lpc_get_host_event_mask(LPC_HOST_EVENT_SMI));
ccprintf("SCI mask: 0x%08x\n",
lpc_get_host_event_mask(LPC_HOST_EVENT_SCI));
ccprintf("Wake mask: 0x%08x\n",
lpc_get_host_event_mask(LPC_HOST_EVENT_WAKE));
#endif
return EC_SUCCESS;
}