blob: 3342524ad0802d1791b084057a8105bce0df7069 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 The ChromiumOS Authors. All rights reserved.
*
* 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; version 2 of the License.
*
* 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 <boot_device.h>
#include <cbmem.h>
#include <console/cbmem_console.h>
#include <fmap.h>
#include <reset.h>
#include <stddef.h>
#include <security/vboot/misc.h>
#include <security/vboot/vboot_common.h>
#include <security/vboot/vbnv.h>
#include <vb2_api.h>
/* Check if it is okay to enable USB Device Controller (UDC). */
int vboot_can_enable_udc(void)
{
/* Allow UDC in all vboot modes. */
if (!CONFIG(CHROMEOS) && CONFIG(VBOOT_ALWAYS_ALLOW_UDC))
return 1;
/* Always disable if not in developer mode */
if (!vboot_developer_mode_enabled())
return 0;
/* Enable if GBB flag is set */
if (vboot_is_gbb_flag_set(VB2_GBB_FLAG_ENABLE_UDC))
return 1;
/* Enable if VBNV flag is set */
if (vbnv_udc_enable_flag())
return 1;
/* Otherwise disable */
return 0;
}
/* ============================ VBOOT REBOOT ============================== */
void __weak vboot_platform_prepare_reboot(void)
{
}
void vboot_reboot(void)
{
if (CONFIG(CONSOLE_CBMEM_DUMP_TO_UART))
cbmem_dump_console();
vboot_platform_prepare_reboot();
board_reset();
}