diff options
Diffstat (limited to 'target/linux/at91/files-3.10/drivers')
| -rw-r--r-- | target/linux/at91/files-3.10/drivers/mtd/at91part.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/target/linux/at91/files-3.10/drivers/mtd/at91part.c b/target/linux/at91/files-3.10/drivers/mtd/at91part.c deleted file mode 100644 index 31f3bbd69d..0000000000 --- a/target/linux/at91/files-3.10/drivers/mtd/at91part.c +++ /dev/null @@ -1,122 +0,0 @@ -/* - * - * Copyright (C) 2007 OpenWrt.org - * - * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - * Atmel AT91 flash partition table. (Modified by Hamish Guthrie). - * Based on ar7 map by Felix Fietkau. - * - */ - -#include <linux/kernel.h> -#include <linux/slab.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/bootmem.h> -#include <linux/squashfs_fs.h> - -static struct mtd_partition at91_parts[6]; - -static int create_mtd_partitions(struct mtd_info *master, - struct mtd_partition **pparts, - unsigned long origin) -{ - unsigned int offset, len; - unsigned int pre_size = 0x42000, root_max = 0x362400; - unsigned char buf[512]; - struct squashfs_super_block *sb = (struct squashfs_super_block *) buf; - - printk("Parsing AT91 partition map...\n"); - - at91_parts[0].name = "loaders"; - at91_parts[0].offset = 0; - at91_parts[0].size = 0x21000; - at91_parts[0].mask_flags = MTD_WRITEABLE; - - at91_parts[1].name = "ubparams"; - at91_parts[1].offset = 0x21000; - at91_parts[1].size = 0x8400; - at91_parts[1].mask_flags = 0; - - at91_parts[2].name = "kernel"; - at91_parts[2].offset = pre_size; - at91_parts[2].size = 0; - at91_parts[2].mask_flags = 0; - - at91_parts[3].name = "rootfs"; - at91_parts[3].offset = 0; - at91_parts[3].size = 0; - at91_parts[3].mask_flags = 0; - - for(offset = pre_size; offset < root_max; offset += master->erasesize) { - - memset(&buf, 0xe5, sizeof(buf)); - - if (master->read(master, offset, sizeof(buf), &len, buf) || len != sizeof(buf)) - break; - - if (*((__u32 *) buf) == SQUASHFS_MAGIC) { - printk(KERN_INFO "%s: Filesystem type: squashfs, size=0x%x\n", - master->name, (u32) sb->bytes_used); - - at91_parts[3].size = sb->bytes_used; - at91_parts[3].offset = offset; - len = at91_parts[3].offset + at91_parts[3].size; - len = ((len / (master->erasesize * 8)) + 1) * master->erasesize * 8; - at91_parts[3].size = len - at91_parts[3].offset; - at91_parts[2].size = offset - at91_parts[2].offset; - break; - } - } - - if (at91_parts[3].size == 0) { - printk(KERN_NOTICE "%s: Couldn't find root filesystem\n", master->name); - return -1; - } - - at91_parts[4].name = "rootfs_data"; - at91_parts[4].offset = root_max; - at91_parts[4].size = master->size - root_max; - at91_parts[4].mask_flags = 0; - - at91_parts[5].name = "complete"; - at91_parts[5].offset = 0; - at91_parts[5].size = master->size; - at91_parts[5].mask_flags = 0; - - *pparts = at91_parts; - return 6; -} - -static struct mtd_part_parser at91_parser = { - .owner = THIS_MODULE, - .parse_fn = create_mtd_partitions, - .name = "at91part", -}; - -static int __init at91_parser_init(void) -{ - register_mtd_parser(&at91_parser); - - return 0; -} - -module_init(at91_parser_init); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Felix Fietkau, Eugene Konev, Hamish Guthrie"); -MODULE_DESCRIPTION("MTD partitioning for Atmel at91"); |