| /* |
| * Copyright (C) 2009 Juergen Beisert, Pengutronix |
| * |
| * 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. |
| * |
| * 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., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| * |
| */ |
| |
| /** |
| * @file |
| * @brief Adapt linker script content in accordance to Kconfig settings |
| */ |
| |
| /** |
| * Area in the MBR of the barebox basic boot code. This offset must be in |
| * accordance to the 'indirect_sector_lba' label. |
| */ |
| #define PATCH_AREA 400 |
| |
| /** |
| * Offset where to store the boot drive number (BIOS number, 1 byte) |
| */ |
| #define PATCH_AREA_BOOT_DEV 16 |
| |
| /** |
| * Offset where to store information about the persistant environment storage |
| * It points to an LBA number (8 bytes) and defines the first sector of this |
| * storage on disk. |
| */ |
| #define PATCH_AREA_PERS_START 20 |
| |
| /** |
| * Offset where to store information about the persistant environment storage |
| * It points to a short number (2 bytes) and defines the sector count of this |
| * storage on disk. |
| */ |
| #define PATCH_AREA_PERS_SIZE 28 |
| |
| /** |
| * Offset where to store information about the persistant environment storage |
| * drive number (BIOS number, 1 byte) |
| */ |
| #define PATCH_AREA_PERS_DRIVE 30 |
| |
| /** |
| * Mark the persistant environment as not used |
| */ |
| #define PATCH_AREA_PERS_SIZE_UNUSED 0x000 |
| |
| /** |
| * Mark a DAPS as unused/invalid |
| */ |
| #define MARK_DAPS_INVALID 0x0000 |
| |
| /** |
| * Offset of the partition table in an MBR |
| */ |
| #define OFFSET_OF_PARTITION_TABLE 446 |
| |
| /** |
| * Offset of the signature in an MBR |
| */ |
| #define OFFSET_OF_SIGNATURE 510 |
| |
| /** |
| * Area where to store indirect sector to loop through. Keep this value |
| * in accordance to the 'indirect_area' label. Note: . |
| * |
| * @attention These addresses are real mode ones (seg:offset) |
| */ |
| #define INDIRECT_AREA 0x7A00 |
| #define INDIRECT_SEGMENT 0x0000 |
| |
| /** |
| * Area where to load sectors from disk to. They should start after the |
| * MBR area and must be in accordance to the offset of the '.bootstrapping' |
| * section in the linker file. |
| * |
| * @attention The address must be a multiple of 512. |
| */ |
| #define LOAD_AREA 0x7e00 |
| #define LOAD_SEGMENT 0x0000 |
| |
| /** |
| * Size of one sector. |
| */ |
| #define SECTOR_SIZE 512 |
