| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <boot/coreboot_tables.h> |
| #include <vendorcode/google/chromeos/chromeos.h> |
| #include "../qemu-i440fx/fw_cfg.h" |
| |
| void fill_lb_gpios(struct lb_gpios *gpios) |
| { |
| struct lb_gpio chromeos_gpios[] = { |
| {-1, ACTIVE_HIGH, 1, "lid"}, |
| {-1, ACTIVE_HIGH, 0, "power"}, |
| {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, |
| {-1, ACTIVE_HIGH, 0, "EC in RW"}, |
| }; |
| lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); |
| } |
| |
| int get_write_protect_state(void) |
| { |
| return 0; |
| } |
| |
| /* |
| * Enable recovery mode with fw_cfg option to qemu: |
| * -fw_cfg name=opt/cros/recovery,string=1 |
| */ |
| int get_recovery_mode_switch(void) |
| { |
| FWCfgFile f; |
| |
| if (!fw_cfg_check_file(&f, "opt/cros/recovery")) { |
| uint8_t rec_mode; |
| if (f.size != 1) { |
| printk(BIOS_ERR, "opt/cros/recovery invalid size %d\n", f.size); |
| return 0; |
| } |
| fw_cfg_get(f.select, &rec_mode, f.size); |
| if (rec_mode == '1') { |
| printk(BIOS_INFO, "Recovery is enabled.\n"); |
| return 1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static const struct cros_gpio cros_gpios[] = { |
| CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, "QEMU"), |
| }; |
| |
| void mainboard_chromeos_acpi_generate(void) |
| { |
| chromeos_acpi_gpio_generate(cros_gpios, ARRAY_SIZE(cros_gpios)); |
| } |