66 lines
1.1 KiB
C
66 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
|
|
#include <acpi/acpi.h>
|
|
#include <console/console.h>
|
|
#include <cpu/x86/smm.h>
|
|
#include <soc/pm.h>
|
|
#include <ec/google/chromeec/ec.h>
|
|
#include <soc/gpio.h>
|
|
#include <soc/iomap.h>
|
|
#include <soc/nvs.h>
|
|
#include "onboard.h"
|
|
|
|
int mainboard_io_trap_handler(int smif)
|
|
{
|
|
switch (smif) {
|
|
case 0x99:
|
|
printk(BIOS_DEBUG, "Sample\n");
|
|
gnvs->smif = 0;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
/* On success, the IO Trap Handler returns 0
|
|
* On failure, the IO Trap Handler returns a value != 0
|
|
*
|
|
* For now, we force the return value to 0 and log all traps to
|
|
* see what's going on.
|
|
*/
|
|
return 1;
|
|
}
|
|
|
|
/* gpi_sts is GPIO 47:32 */
|
|
void mainboard_smi_gpi(u32 gpi_sts)
|
|
{
|
|
}
|
|
|
|
void mainboard_smi_sleep(u8 slp_typ)
|
|
{
|
|
/* Disable USB charging if required */
|
|
switch (slp_typ) {
|
|
case ACPI_S3:
|
|
set_power_led(LED_BLINK);
|
|
|
|
/* Enable DCP mode */
|
|
if (CONFIG(BOARD_GOOGLE_TIDUS)) {
|
|
set_gpio(GPIO_USB_CTL_1, 0);
|
|
}
|
|
break;
|
|
case ACPI_S5:
|
|
set_power_led(LED_OFF);
|
|
break;
|
|
}
|
|
}
|
|
|
|
int mainboard_smi_apmc(u8 apmc)
|
|
{
|
|
switch (apmc) {
|
|
case APM_CNT_ACPI_ENABLE:
|
|
break;
|
|
case APM_CNT_ACPI_DISABLE:
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|