vboot_common.h File Reference

#include <commonlib/region.h>
#include <cbfs.h>
#include <vb2_api.h>

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Functions
int	vboot_check_recovery_request (void)
void	vboot_reboot (void)
void	vboot_platform_prepare_reboot (void)
int	vboot_save_hash (void *digest, size_t digest_size)
int	vboot_retrieve_hash (void *digest, size_t digest_size)
void	verstage_main (void)
	Verify and select the firmware in the RW image. More...
void	verstage_mainboard_early_init (void)
void	verstage_mainboard_init (void)
static int	vboot_developer_mode_enabled (void)
static int	vboot_recovery_mode_enabled (void)
static int	vboot_can_enable_udc (void)
static void	vboot_run_logic (void)
static const struct cbfs_boot_device *	vboot_get_cbfs_boot_device (void)
void	vboot_save_data (struct vb2_context *ctx)
void	vboot_sync_ec (void)

Function Documentation

vboot_can_enable_udc()

static int vboot_can_enable_udc ( void  )

inlinestatic

Definition at line 59 of file vboot_common.h.

vboot_check_recovery_request()

int vboot_check_recovery_request

(

void

)

Definition at line 16 of file bootmode.c.

References vboot_get_context().

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vboot_developer_mode_enabled()

static int vboot_developer_mode_enabled ( void  )

inlinestatic

Definition at line 56 of file vboot_common.h.

vboot_get_cbfs_boot_device()

static const struct cbfs_boot_device* vboot_get_cbfs_boot_device ( void  )

inlinestatic

Definition at line 61 of file vboot_common.h.

References NULL.

vboot_platform_prepare_reboot()

void vboot_platform_prepare_reboot

(

void

)

Definition at line 52 of file vboot.c.

References CONFIG, GALILEO_DETERMINE_IOEXP_SLA_RESUMEWELL_GPIO, gen1_tpm_reset_0x20, gen1_tpm_reset_0x21, gen2_tpm_reset, pmc_read_pm1_control(), pmc_write_pm1_control(), R_QNC_GPIO_RGLVL_RESUME_WELL, reg_legacy_gpio_read(), reg_script_run(), set_pm1cnt_s5(), SLP_TYP, SLP_TYP_S5, and SLP_TYP_SHIFT.

Referenced by vboot_reboot().

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vboot_reboot()

void vboot_reboot

(

void

)

Definition at line 60 of file vboot_common.c.

References board_reset(), cbmem_dump_console_to_uart(), CONFIG, and vboot_platform_prepare_reboot().

Referenced by cse_trigger_vboot_recovery(), Main(), reboot_into_recovery(), vboot_sync_ec(), and verstage_main().

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vboot_recovery_mode_enabled()

static int vboot_recovery_mode_enabled ( void  )

inlinestatic

Definition at line 57 of file vboot_common.h.

vboot_retrieve_hash()

int vboot_retrieve_hash	(	void *	digest,
		size_t	digest_size
	)

Definition at line 43 of file vboot_storage.c.

References assert, EC_VSTORE_SLOT_SIZE, google_chromeec_vstore_read(), and VBOOT_HASH_VSLOT.

Referenced by handle_digest_result().

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vboot_run_logic()

static void vboot_run_logic ( void  )

inlinestatic

Definition at line 60 of file vboot_common.h.

vboot_save_data()

void vboot_save_data

(

struct vb2_context *

ctx

)

Definition at line 12 of file vboot_common.c.

References antirollback_write_space_firmware(), antirollback_write_space_kernel(), BIOS_INFO, CONFIG, printk, save_vbnv(), and tlcl_lib_init().

Referenced by cse_trigger_vboot_recovery(), reboot_into_recovery(), vboot_sync_ec(), and verstage_main().

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vboot_save_hash()

int vboot_save_hash	(	void *	digest,
		size_t	digest_size
	)

Definition at line 11 of file vboot_storage.c.

References assert, BIOS_ERR, EC_VSTORE_SLOT_SIZE, google_chromeec_vstore_info(), google_chromeec_vstore_write(), printk, VBOOT_HASH_VSLOT, and VBOOT_HASH_VSLOT_MASK.

Referenced by handle_digest_result().

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vboot_sync_ec()

void vboot_sync_ec

(

void

)

Definition at line 40 of file ec_sync.c.

References BIOS_EMERG, BIOS_ERR, BIOS_INFO, EC_REBOOT_COLD, EC_REBOOT_FLAG_SWITCH_RW_SLOT, google_chromeec_reboot(), halt(), printk, timestamp_add_now(), TS_EC_SYNC_END, TS_EC_SYNC_START, vboot_get_context(), vboot_reboot(), and vboot_save_data().

Referenced by romstage_main().

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verstage_main()

void verstage_main

(

void

)

Verify and select the firmware in the RW image.

TODO: Avoid loading a stage twice (once in hash_body & again in load_stage). when per-stage verification is ready.

Definition at line 245 of file vboot_logic.c.

References antirollback_lock_space_firmware(), antirollback_lock_space_mrc_hash(), antirollback_read_space_firmware(), antirollback_read_space_kernel(), BIOS_INFO, BIOS_WARNING, boot_device_security_lockdown(), check_boot_mode(), CONFIG, die_with_post_code, extend_pcrs(), get_ec_is_trusted(), get_lid_switch(), get_recovery_mode_switch(), get_wipeout_mode_switch(), hash_body(), MRC_REC_HASH_NV_INDEX, platform_is_resuming(), POST_INVALID_ROM, printk, timestamp_add_now(), TPM_SUCCESS, TS_TPMINIT_END, TS_TPMINIT_START, TS_TPMLOCK_END, TS_TPMLOCK_START, TS_TPMPCR_END, TS_TPMPCR_START, TS_VBOOT_END, TS_VBOOT_START, TS_VERIFY_SLOT_END, TS_VERIFY_SLOT_START, vbnv_init(), vboot_get_context(), vboot_is_firmware_slot_a(), vboot_locate_firmware(), vboot_reboot(), vboot_save_data(), and vboot_setup_tpm().

Referenced by main(), and vboot_run_logic().

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verstage_mainboard_early_init()

void verstage_mainboard_early_init

(

void

)

Definition at line 11 of file verstage.c.

References gpio_configure_pads_with_override(), setup_gpio(), variant_early_gpio_table(), and variant_early_override_gpio_table().

Referenced by Main().

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verstage_mainboard_init()

void verstage_mainboard_init

(

void

)

Definition at line 41 of file verstage.c.

References BIOS_ERR, CONFIG, configure_l2_cache(), early_mainboard_init(), enable_cache(), GALILEO_DETERMINE_IOEXP_SLA_RESUMEWELL_GPIO, gen1_i2c_0x20_init, gen1_i2c_0x21_init, gen2_i2c_init, ipq_setup_tpm(), mainboard_early_init(), printk, R_QNC_GPIO_RGLVL_RESUME_WELL, reg_legacy_gpio_read(), reg_script_run(), and spi_setup_slave().

Referenced by main(), and Main().

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