int mainboard_smi_apmc(u8 apmc)
{
switch (apmc) {
case APMC_FINALIZE:
if (mainboard_finalized) {
printk(BIOS_DEBUG, "SMI#: Already finalized\n");
return 0;
}
intel_pch_finalize_smm();
intel_northbridge_haswell_finalize_smm();
intel_cpu_haswell_finalize_smm();
mainboard_finalized = 1;
break;
case APM_CNT_ACPI_ENABLE:
google_chromeec_set_smi_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS);
break;
case APM_CNT_ACPI_DISABLE:
google_chromeec_set_sci_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_smi_mask(MAINBOARD_EC_SMI_EVENTS);
break;
}
return 0;
}
int mainboard_smi_apmc(u8 data)
{
u8 tmp;
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:
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x02;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
break;
case APM_CNT_ACPI_DISABLE:
tmp = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xbb);
tmp &= ~0x03;
tmp |= 0x01;
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xbb, tmp);
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;
}
int mainboard_smi_apmc(u8 apmc)
{
switch (apmc) {
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;
case APMC_ACPI_EN:
google_chromeec_set_smi_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_sci_mask(LINK_EC_SCI_EVENTS);
break;
case APMC_ACPI_DIS:
google_chromeec_set_sci_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_smi_mask(LINK_EC_SMI_EVENTS);
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)
{
switch (apmc) {
case APM_CNT_FINALIZE:
if (mainboard_finalized) {
printk(BIOS_DEBUG, "SMI#: Already finalized\n");
return 0;
}
intel_pch_finalize_smm();
intel_northbridge_haswell_finalize_smm();
intel_cpu_haswell_finalize_smm();
mainboard_finalized = 1;
break;
}
return 0;
}
int mainboard_smi_apmc(u8 apmc)
{
switch (apmc) {
case APM_CNT_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;
}
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;
}
