bf0970e762
Change-Id: I23bc0191ca8fcd88364e5c08be7c90195019e399 Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/32012 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Werner Zeh <werner.zeh@siemens.com> Reviewed-by: David Guckian
105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/*
|
|
* Copyright (C) 2016-2017 Intel Corporation
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but without any warranty; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <bootmode.h>
|
|
#include <device/i2c_simple.h>
|
|
#include <soc/i2c.h>
|
|
#include <soc/reg_access.h>
|
|
#include <spi_flash.h>
|
|
#include <security/vboot/vboot_common.h>
|
|
#include <security/vboot/vbnv.h>
|
|
|
|
#include "reg_access.h"
|
|
#include "gen1.h"
|
|
#include "gen2.h"
|
|
|
|
int clear_recovery_mode_switch(void)
|
|
{
|
|
/* Nothing to do */
|
|
return 0;
|
|
}
|
|
|
|
int get_recovery_mode_switch(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int get_write_protect_state(void)
|
|
{
|
|
/* Not write protected */
|
|
return 0;
|
|
}
|
|
|
|
void log_recovery_mode_switch(void)
|
|
{
|
|
}
|
|
|
|
void verstage_mainboard_init(void)
|
|
{
|
|
const struct reg_script *script;
|
|
|
|
/* Crypto Shield I2C Addresses:
|
|
*
|
|
* 0x29: AT97S3204T - TPM 1.2
|
|
* 0x50: ATAES132 - AES-128
|
|
* 0x60: ATECC108 - Elliptical Curve
|
|
* 0x64: ATSHA204 - SHA-256
|
|
* 0x68: DS3231M - RTC
|
|
*/
|
|
|
|
/* Determine the correct script for the board */
|
|
if (CONFIG(GALILEO_GEN2))
|
|
script = gen2_i2c_init;
|
|
else
|
|
/* Determine which I2C address is in use */
|
|
script = (reg_legacy_gpio_read (R_QNC_GPIO_RGLVL_RESUME_WELL)
|
|
& GALILEO_DETERMINE_IOEXP_SLA_RESUMEWELL_GPIO)
|
|
? gen1_i2c_0x20_init : gen1_i2c_0x21_init;
|
|
|
|
/* Direct the I2C SDA and SCL signals to the Arduino connector */
|
|
reg_script_run(script);
|
|
}
|
|
|
|
void __weak vboot_platform_prepare_reboot(void)
|
|
{
|
|
const struct reg_script *script;
|
|
|
|
/* Crypto Shield I2C Addresses:
|
|
*
|
|
* 0x29: AT97S3204T - TPM 1.2
|
|
* 0x50: ATAES132 - AES-128
|
|
* 0x60: ATECC108 - Elliptical Curve
|
|
* 0x64: ATSHA204 - SHA-256
|
|
* 0x68: DS3231M - RTC
|
|
*/
|
|
|
|
/* Determine the correct script for the board */
|
|
if (CONFIG(GALILEO_GEN2))
|
|
script = gen2_tpm_reset;
|
|
else
|
|
/* Determine which I2C address is in use */
|
|
script = (reg_legacy_gpio_read (R_QNC_GPIO_RGLVL_RESUME_WELL)
|
|
& GALILEO_DETERMINE_IOEXP_SLA_RESUMEWELL_GPIO)
|
|
? gen1_tpm_reset_0x20 : gen1_tpm_reset_0x21;
|
|
|
|
/* Reset the TPM */
|
|
reg_script_run(script);
|
|
}
|
|
|
|
int vbnv_cmos_failed(void)
|
|
{
|
|
/* Indicate no failure until RTC failure bits are supported. */
|
|
return 0;
|
|
}
|