coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
chromeos.c
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <bootmode.h>
4 #include <boot/coreboot_tables.h>
5 #include <device/device.h>
6 #include <soc/chromeos.h>
8 #include <types.h>
9 #include <vendorcode/google/chromeos/chromeos.h>
10 
11 /* Compile-time settings for recovery mode. */
12 #define REC_MODE_SETTING 0
13 
14 void fill_lb_gpios(struct lb_gpios *gpios)
15 {
16  struct lb_gpio chromeos_gpios[] = {
17  {-1, ACTIVE_HIGH, 1, "lid"}, // force open
18  {-1, ACTIVE_HIGH, 0, "power"},
19  {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"},
20  };
21  lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
22 }
23 
25 {
26  return REC_MODE_SETTING;
27 }
28 
30 {
31  return 0;
32 }
33 
34 static const struct cros_gpio cros_gpios[] = {
35  CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE_NAME),
36  CROS_GPIO_WP_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE_NAME),
37 };
38 
void fill_lb_gpios(struct lb_gpios *gpios)
Definition: chromeos.c:9
int get_write_protect_state(void)
Only used if CONFIG(CHROMEOS) is set.
Definition: chromeos.c:15
int gfx_get_init_done(void)
Definition: bootmode.c:10
#define ARRAY_SIZE(a)
Definition: helpers.h:12
DECLARE_CROS_GPIOS(cros_gpios)
int get_recovery_mode_switch(void)
HACK: Use Fn-Key as recovery mode switch.
Definition: chromeos.c:29
#define ACTIVE_HIGH
Definition: chromeos.c:18
void lb_add_gpios(struct lb_gpios *gpios, const struct lb_gpio *gpio_table, size_t count)
#define REC_MODE_SETTING
Definition: chromeos.c:12
static const struct cros_gpio cros_gpios[]
Definition: chromeos.c:34
#define CROS_GPIO_DEVICE_NAME
Definition: gpio.h:14