static void update_host_event_status(void)
{
int need_sci = 0;
int need_smi = 0;
if (!init_done)
return;
/* Disable PMC1 interrupt while updating status register */
task_disable_irq(IT83XX_IRQ_PMC_IN);
if (host_events & event_mask[LPC_HOST_EVENT_SMI]) {
/* Only generate SMI for first event */
if (!(pm_get_status(LPC_ACPI_CMD) & EC_LPC_STATUS_SMI_PENDING))
need_smi = 1;
pm_set_status(LPC_ACPI_CMD, EC_LPC_STATUS_SMI_PENDING, 1);
} else {
pm_set_status(LPC_ACPI_CMD, EC_LPC_STATUS_SMI_PENDING, 0);
}
if (host_events & event_mask[LPC_HOST_EVENT_SCI]) {
/* Generate SCI for every event */
need_sci = 1;
pm_set_status(LPC_ACPI_CMD, EC_LPC_STATUS_SCI_PENDING, 1);
} else {
pm_set_status(LPC_ACPI_CMD, EC_LPC_STATUS_SCI_PENDING, 0);
}
/* Copy host events to mapped memory */
*(uint32_t *)host_get_memmap(EC_MEMMAP_HOST_EVENTS) = host_events;
task_enable_irq(IT83XX_IRQ_PMC_IN);
/* Process the wake events. */
lpc_update_wake(host_events & event_mask[LPC_HOST_EVENT_WAKE]);
/* Send pulse on SMI signal if needed */
if (need_smi)
lpc_generate_smi();
/* ACPI 5.0-12.6.1: Generate SCI for SCI_EVT=1. */
if (need_sci)
lpc_generate_sci();
}
/**
* Update the host event status.
*
* Sends a pulse if masked event status becomes non-zero:
* - SMI pulse via EC_SMI_L GPIO
* - SCI pulse via LPC0SCI
*/
static void update_host_event_status(void)
{
int need_sci = 0;
int need_smi = 0;
if (!init_done)
return;
/* Disable LPC interrupt while updating status register */
task_disable_irq(LM4_IRQ_LPC);
if (host_events & event_mask[LPC_HOST_EVENT_SMI]) {
/* Only generate SMI for first event */
if (!(LM4_LPC_ST(LPC_CH_ACPI) & LM4_LPC_ST_SMI))
need_smi = 1;
LM4_LPC_ST(LPC_CH_ACPI) |= LM4_LPC_ST_SMI;
} else
LM4_LPC_ST(LPC_CH_ACPI) &= ~LM4_LPC_ST_SMI;
if (host_events & event_mask[LPC_HOST_EVENT_SCI]) {
/* Generate SCI for every event */
need_sci = 1;
LM4_LPC_ST(LPC_CH_ACPI) |= LM4_LPC_ST_SCI;
} else
LM4_LPC_ST(LPC_CH_ACPI) &= ~LM4_LPC_ST_SCI;
/* Copy host events to mapped memory */
*(uint32_t *)host_get_memmap(EC_MEMMAP_HOST_EVENTS) = host_events;
task_enable_irq(LM4_IRQ_LPC);
/* Process the wake events. */
lpc_update_wake(host_events & event_mask[LPC_HOST_EVENT_WAKE]);
/* Send pulse on SMI signal if needed */
if (need_smi)
lpc_generate_smi();
/* ACPI 5.0-12.6.1: Generate SCI for SCI_EVT=1. */
if (need_sci)
lpc_generate_sci();
}
/**
* Update the host event status.
*
* Sends a pulse if masked event status becomes non-zero:
* - SMI pulse via EC_SMI_L GPIO
* - SCI pulse via LPC0SCI
*/
static void update_host_event_status(void)
{
int need_sci = 0;
int need_smi = 0;
if (!init_done)
return;
/* Disable LPC interrupt while updating status register */
lpc_task_disable_irq();
if (host_events & event_mask[LPC_HOST_EVENT_SMI]) {
/* Only generate SMI for first event */
if (!(NPCX_HIPMIE(PMC_ACPI) & NPCX_HIPMIE_SMIE))
need_smi = 1;
SET_BIT(NPCX_HIPMIE(PMC_ACPI), NPCX_HIPMIE_SMIE);
} else
CLEAR_BIT(NPCX_HIPMIE(PMC_ACPI), NPCX_HIPMIE_SMIE);
if (host_events & event_mask[LPC_HOST_EVENT_SCI]) {
/* Generate SCI for every event */
need_sci = 1;
SET_BIT(NPCX_HIPMIE(PMC_ACPI), NPCX_HIPMIE_SCIE);
} else
CLEAR_BIT(NPCX_HIPMIE(PMC_ACPI), NPCX_HIPMIE_SCIE);
/* Copy host events to mapped memory */
*(uint32_t *)host_get_memmap(EC_MEMMAP_HOST_EVENTS) = host_events;
lpc_task_enable_irq();
/* Process the wake events. */
lpc_update_wake(host_events & event_mask[LPC_HOST_EVENT_WAKE]);
/* Send pulse on SMI signal if needed */
if (need_smi)
lpc_generate_smi();
/* ACPI 5.0-12.6.1: Generate SCI for SCI_EVT=1. */
if (need_sci)
lpc_generate_sci();
}
