int mainboard_smi_apmc(u8 data)
{
switch (data) {
case APM_CNT_ACPI_ENABLE:
/* use 0x1600/0x1604 to prevent races with userspace */
ec_set_ports(0x1604, 0x1600);
/* route EC_SCI to SCI */
gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SCI);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
case APM_CNT_ACPI_DISABLE:
/* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't
provide a EC query function */
ec_set_ports(0x66, 0x62);
/* route EC_SCI to SMI */
gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SMI);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
default:
break;
}
return 0;
}
int mainboard_smi_apmc(u8 data)
{
u16 pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc;
u8 tmp;
printk(BIOS_DEBUG, "%s: pmbase %04X, data %02X\n", __func__, pmbase,
data);
if (!pmbase)
return 0;
switch (data) {
case APM_CNT_ACPI_ENABLE:
/* use 0x1600/0x1604 to prevent races with userspace */
ec_set_ports(0x1604, 0x1600);
/* route EC_SCI to SCI */
outw(inw(pmbase + ALT_GP_SMI_EN) & ~(1 << GPE_EC_SCI), pmbase + ALT_GP_SMI_EN);
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x02;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
case APM_CNT_ACPI_DISABLE:
/* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't
provide a EC query function */
ec_set_ports(0x66, 0x62);
/* route EC_SCI# to SMI */
outw(inw(pmbase + ALT_GP_SMI_EN) | (1 << GPE_EC_SCI),
pmbase + ALT_GP_SMI_EN);
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x01;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
case APM_CNT_FINALIZE:
printk(BIOS_DEBUG, "APMC: FINALIZE\n");
if (mainboard_finalized) {
printk(BIOS_DEBUG, "APMC#: Already finalized\n");
return 0;
}
intel_me_finalize_smm();
intel_pch_finalize_smm();
intel_sandybridge_finalize_smm();
intel_model_206ax_finalize_smm();
mainboard_finalized = 1;
break;
default:
break;
}
return 0;
}
int mainboard_smi_apmc(u8 apmc)
{
ec_set_ports(EC_MAILBOX_PORT, EC_MAILBOX_PORT+1);
switch (apmc) {
case 0xe1: /* ACPI ENABLE */
send_ec_command(EC_SMI_DISABLE);
send_ec_command(EC_ACPI_ENABLE);
break;
case 0x1e: /* ACPI DISABLE */
send_ec_command(EC_SMI_ENABLE);
send_ec_command(EC_ACPI_DISABLE);
break;
case APMC_FINALIZE:
if (mainboard_finalized) {
printk(BIOS_DEBUG, "SMI#: Already finalized\n");
return 0;
}
intel_me_finalize_smm();
intel_pch_finalize_smm();
intel_sandybridge_finalize_smm();
intel_model_206ax_finalize_smm();
mainboard_finalized = 1;
break;
}
return 0;
}
static void wilco_ec_init(struct device *dev)
{
if (!dev->enabled)
return;
/* Disable S0ix support in EC RAM with ACPI EC interface */
if (!acpi_is_wakeup_s3()) {
ec_set_ports(CONFIG_EC_BASE_ACPI_COMMAND,
CONFIG_EC_BASE_ACPI_DATA);
ec_write(EC_RAM_S0IX_SUPPORT, 0);
}
/* Print EC firmware information */
wilco_ec_print_all_info();
/* Initialize keyboard, ignore emulated PS/2 mouse */
pc_keyboard_init(NO_AUX_DEVICE);
/* Direct power button to the host for processing */
wilco_ec_send(KB_POWER_BUTTON_TO_HOST, 1);
/* Unmute speakers */
wilco_ec_send(KB_HW_MUTE_CONTROL, AUDIO_UNMUTE_125MS);
/* Enable WiFi radio */
wilco_ec_radio_control(RADIO_WIFI, 1);
/* Turn on camera power */
wilco_ec_send(KB_CAMERA, CAMERA_ON);
}
int mainboard_smi_apmc(u8 data)
{
u16 pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc;
u8 tmp;
printk(BIOS_DEBUG, "%s: pmbase %04X, data %02X\n", __func__, pmbase, data);
if (!pmbase)
return 0;
switch(data) {
case APM_CNT_ACPI_ENABLE:
/* use 0x1600/0x1604 to prevent races with userspace */
ec_set_ports(0x1604, 0x1600);
/* route H8SCI to SCI */
outw(inw(ALT_GP_SMI_EN) & ~0x1000, pmbase + ALT_GP_SMI_EN);
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x02;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
case APM_CNT_ACPI_DISABLE:
/* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't
provide a EC query function */
ec_set_ports(0x66, 0x62);
/* route H8SCI# to SMI */
outw(inw(pmbase + ALT_GP_SMI_EN) | 0x1000, pmbase + ALT_GP_SMI_EN);
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x01;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
default:
break;
}
return 0;
}
int mainboard_smi_apmc(u8 data)
{
switch (data) {
case APM_CNT_FINALIZE:
printk(BIOS_DEBUG, "APMC: FINALIZE\n");
if (mainboard_finalized) {
printk(BIOS_DEBUG, "APMC#: Already finalized\n");
return 0;
}
intel_me_finalize_smm();
intel_pch_finalize_smm();
intel_nehalem_finalize_smm();
intel_model_2065x_finalize_smm();
mainboard_finalized = 1;
break;
case APM_CNT_ACPI_ENABLE:
/* use 0x1600/0x1604 to prevent races with userspace */
ec_set_ports(0x1604, 0x1600);
/* route H8SCI to SCI */
gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SCI);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
case APM_CNT_ACPI_DISABLE:
/* we have to use port 0x62/0x66, as 0x1600/0x1604 doesn't
provide a EC query function */
ec_set_ports(0x66, 0x62);
/* route H8SCI# to SMI */
gpi_route_interrupt(GPE_EC_SCI, GPI_IS_SMI);
/* discard all events, and enable attention */
ec_write(0x80, 0x01);
break;
default:
break;
}
return 0;
}
void mainboard_smi_gpi(u16 gpi_sts)
{
if (gpi_sts & (1 << EC_SMI_GPI)) {
/* Process all pending EC requests */
ec_set_ports(EC_MAILBOX_PORT, EC_MAILBOX_PORT+1);
while (mainboard_smi_ec() != 0xff);
/* The EC may keep asserting SMI# for some
* period unless we kick it here.
*/
send_ec_command(EC_SMI_DISABLE);
send_ec_command(EC_SMI_ENABLE);
}
}
static void it8516e_pm2_init(const device_t dev)
{
const config_t *const config = dev->chip_info;
/* TODO: Set frequency / divider? */
ec_set_ports(find_resource(dev, PNP_IDX_IO1)->base,
find_resource(dev, PNP_IDX_IO0)->base);
u8 systemp_type = config->default_systemp;
get_option(&systemp_type, "systemp_type");
if (systemp_type >= IT8516E_SYSTEMP_LASTPLUSONE)
systemp_type = IT8516E_SYSTEMP_NONE;
it8516e_set_systemp_type(systemp_type);
it8516e_set_fan_from_options(config, 0);
it8516e_set_fan_from_options(config, 1);
}
int wilco_ec_signed_fw(void)
{
ec_set_ports(CONFIG_EC_BASE_ACPI_COMMAND,
CONFIG_EC_BASE_ACPI_DATA);
return !!ec_read(EC_RAM_SIGNED_FW);
}
