mirror of
https://github.com/fail0verflow/switch-coreboot.git
synced 2025-05-04 01:39:18 -04:00
aeb2e15428
In the program loading paths using vboot it's possible that the boot media has not been initiazed for that stage. Therefore, provide this call such that it's guaranteed to be called at least once. BUG=chrome-os-partner:44827 BRANCH=None TEST=Built and booted glados. Change-Id: I3a0ef4d9eebbf5f15780316cc76b469e8ac3f358 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 6ee0c5bb36d17fd80ba34762e7547359fd8971ce Original-Change-Id: If8dfeedbe1243ec482764e05c8d3f333c18aedd2 Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/305540 Original-Tested-by: Julius Werner <jwerner@chromium.org> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: http://review.coreboot.org/12154 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
|
|
* This file is part of the coreboot project.
|
|
*
|
|
* Copyright 2015 Google Inc.
|
|
*
|
|
* 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc.
|
|
*/
|
|
|
|
#include <boot_device.h>
|
|
|
|
void __attribute__((weak)) boot_device_init(void)
|
|
{
|
|
/* Provide weak do-nothing init. */
|
|
}
|
|
|
|
int boot_device_ro_subregion(const struct region *sub,
|
|
struct region_device *subrd)
|
|
{
|
|
const struct region_device *boot_dev;
|
|
|
|
/* Ensure boot device has been initialized at least once. */
|
|
boot_device_init();
|
|
|
|
boot_dev = boot_device_ro();
|
|
|
|
if (boot_dev == NULL)
|
|
return -1;
|
|
|
|
return rdev_chain(subrd, boot_dev, region_offset(sub), region_sz(sub));
|
|
}
|