Aaron Durbin | c6588c5 | 2015-05-15 13:15:34 -0500 | [diff] [blame^] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright 2015 Google Inc. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc. |
| 18 | */ |
| 19 | |
| 20 | #ifndef _BOOT_DEVICE_H_ |
| 21 | #define _BOOT_DEVICE_H_ |
| 22 | |
| 23 | #include <region.h> |
| 24 | |
| 25 | /* Return the region_device for the read-only boot device. */ |
| 26 | const struct region_device *boot_device_ro(void); |
| 27 | |
| 28 | /* |
| 29 | * Create a sub-region of the read-only boot device. |
| 30 | * Returns 0 on success, < 0 on error. |
| 31 | */ |
| 32 | int boot_device_ro_subregion(const struct region *sub, |
| 33 | struct region_device *subrd); |
| 34 | |
| 35 | /* |
| 36 | * Initialize the boot device. This may be called multiple times within |
| 37 | * a stage so boot device implementations should account for this behavior. |
| 38 | **/ |
| 39 | void boot_device_init(void); |
| 40 | |
| 41 | #endif /* _BOOT_DEVICE_H_ */ |