coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
chromeos.c File Reference
#include <bootmode.h>
#include <boot/coreboot_tables.h>
#include <device/device.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/common/gpio.h>
#include <types.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include "onboard.h"
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Functions

void fill_lb_gpios (struct lb_gpios *gpios)
 
int get_write_protect_state (void)
 Only used if CONFIG(CHROMEOS) is set. More...
 
int get_recovery_mode_switch (void)
 HACK: Use Fn-Key as recovery mode switch. More...
 
 DECLARE_CROS_GPIOS (cros_gpios)
 
int get_ec_is_trusted (void)
 

Variables

static const struct cros_gpio cros_gpios []
 

Function Documentation

◆ DECLARE_CROS_GPIOS()

DECLARE_CROS_GPIOS ( cros_gpios  )

◆ fill_lb_gpios()

void fill_lb_gpios ( struct lb_gpios gpios)

Definition at line 12 of file chromeos.c.

References ACTIVE_HIGH, ACTIVE_LOW, ARRAY_SIZE, get_recovery_mode_switch(), gfx_get_init_done(), GPIO_REC_MODE, and lb_add_gpios().

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◆ get_ec_is_trusted()

int get_ec_is_trusted ( void  )

Definition at line 40 of file chromeos.c.

◆ get_recovery_mode_switch()

int get_recovery_mode_switch ( void  )

HACK: Use Fn-Key as recovery mode switch.

Wait for sense register ready and read Fn-Key state.

Definition at line 29 of file chromeos.c.

Referenced by fill_lb_gpios().

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◆ get_write_protect_state()

int get_write_protect_state ( void  )

Only used if CONFIG(CHROMEOS) is set.

Always zero as the WP pin of the flash is tied high.

Definition at line 24 of file chromeos.c.

References get_gpio(), and GPIO_SPI_WP.

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Variable Documentation

◆ cros_gpios

const struct cros_gpio cros_gpios[]
static
Initial value:
= {
}
#define GPIO_SPI_WP
Definition: onboard.h:23
#define GPIO_REC_MODE
Definition: onboard.h:20
#define CROS_GPIO_DEVICE_NAME
Definition: gpio.h:14

Definition at line 29 of file chromeos.c.