| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <console/console.h> |
| #include <cpu/x86/smm.h> |
| #include <southbridge/intel/bd82x6x/nvs.h> |
| #include <southbridge/intel/bd82x6x/pch.h> |
| #include <southbridge/intel/bd82x6x/me.h> |
| #include <northbridge/intel/sandybridge/sandybridge.h> |
| #include <cpu/intel/model_206ax/model_206ax.h> |
| |
| /* Include EC functions */ |
| #include <ec/quanta/ene_kb3940q/ec.h> |
| #include "ec.h" |
| |
| void mainboard_smi_gpi(u32 gpi_sts) |
| { |
| printk(BIOS_DEBUG, "warn: unknown mainboard_smi_gpi: %x\n", gpi_sts); |
| } |
| |
| void mainboard_smi_sleep(u8 slp_typ) |
| { |
| printk(BIOS_DEBUG, "mainboard_smi_sleep: %x\n", slp_typ); |
| |
| /* Tell the EC to Enable USB power for S3 if requested */ |
| if (smm_get_gnvs()->s3u0 != 0 || smm_get_gnvs()->s3u1 != 0) |
| ec_mem_write(EC_EC_PSW, ec_mem_read(EC_EC_PSW) | EC_PSW_USB); |
| |
| /* Disable wake on USB, LAN & RTC */ |
| /* Enable Wake from Keyboard */ |
| if ((slp_typ == 4) || (slp_typ == 5)) { |
| printk(BIOS_DEBUG, "Disabling wake on RTC\n"); |
| ec_mem_write(EC_EC_PSW, EC_PSW_IKB); |
| } |
| } |
| |
| #define APMC_ACPI_EN 0xe1 |
| #define APMC_ACPI_DIS 0x1e |
| |
| int mainboard_smi_apmc(u8 apmc) |
| { |
| printk(BIOS_DEBUG, "mainboard_smi_apmc: %x\n", apmc); |
| switch (apmc) { |
| case APMC_ACPI_EN: |
| printk(BIOS_DEBUG, "APMC: ACPI_EN\n"); |
| /* Clear all pending events and enable SCI */ |
| ec_write_cmd(EC_CMD_ENABLE_ACPI_MODE); |
| break; |
| |
| case APMC_ACPI_DIS: |
| printk(BIOS_DEBUG, "APMC: ACPI_DIS\n"); |
| /* Clear all pending events and tell the EC that ACPI is disabled */ |
| ec_write_cmd(EC_CMD_DISABLE_ACPI_MODE); |
| break; |
| } |
| return 0; |
| } |