diff options
Diffstat (limited to 'target/linux/magicbox-2.6/patches/002-flash_map.patch')
| -rw-r--r-- | target/linux/magicbox-2.6/patches/002-flash_map.patch | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/target/linux/magicbox-2.6/patches/002-flash_map.patch b/target/linux/magicbox-2.6/patches/002-flash_map.patch index 5d29a047d5..415daa51b5 100644 --- a/target/linux/magicbox-2.6/patches/002-flash_map.patch +++ b/target/linux/magicbox-2.6/patches/002-flash_map.patch @@ -17,123 +17,6 @@ diff -urN linux.old/drivers/mtd/maps/Kconfig linux.dev/drivers/mtd/maps/Kconfig config MTD_EBONY tristate "Flash devices mapped on IBM 440GP Ebony" depends on MTD_JEDECPROBE && EBONY -diff -urN linux.old/drivers/mtd/maps/magicmap.c linux.dev/drivers/mtd/maps/magicmap.c ---- linux.old/drivers/mtd/maps/magicmap.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux.dev/drivers/mtd/maps/magicmap.c 2006-08-30 06:52:34.000000000 +0200 -@@ -0,0 +1,113 @@ -+/* -+ * magicmap.c: Copyleft 2005 Karol Lewandowski -+ * -+ * Mapping for MagicBox flash. -+ * Based on walnut.c. -+ * -+ * Heikki Lindholm <holindho@infradead.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. -+ */ -+ -+#include <linux/module.h> -+#include <linux/types.h> -+#include <linux/kernel.h> -+#include <linux/init.h> -+#include <linux/mtd/mtd.h> -+#include <linux/mtd/map.h> -+#include <linux/mtd/partitions.h> -+#include <linux/autoconf.h> -+#include <asm/io.h> -+ -+static struct mtd_info *flash; -+ -+static struct map_info magic_map = { -+ .name = "Magically mapped flash", -+ .phys = 0xffc00000, -+ .size = 0x400000, -+ .bankwidth = 2, -+}; -+ -+static struct mtd_partition magic_partitions[] = { -+ { -+ .name = "linux", -+ .offset = 0x0, -+ .size = 0x3c0000, -+ }, -+ { -+ .name = "rootfs", -+ .offset = 0x100000, -+ .size = 0x2c0000, -+ }, -+ { -+ .name = "bootloader", -+ .offset = 0x3c0000, -+ .size = 0x040000, -+ .mask_flags = MTD_WRITEABLE, -+ }, -+}; -+ -+int __init init_magic(void) -+{ -+ u32 size, len; -+ -+ magic_map.virt = -+ (void __iomem *)ioremap(magic_map.phys, magic_map.size); -+ -+ if (!magic_map.virt) { -+ printk("Failed to ioremap flash.\n"); -+ return -EIO; -+ } -+ -+ simple_map_init(&magic_map); -+ -+ flash = do_map_probe("cfi_probe", &magic_map); -+ if (flash) { -+ flash->owner = THIS_MODULE; -+ if (flash->read(flash, 12, sizeof(u32), &len, (char *) &size) || -+ len != 4) -+ return -ENXIO; -+ size += 0x40; /* header size of the uImage */ -+ if (size < 0x400000) { -+ /* skip to next erase block */ -+ if (size & (flash->erasesize - 1)) { -+ size |= (flash->erasesize - 1); -+ size += 1; -+ } -+ magic_partitions[1].offset = size; -+ magic_partitions[1].size = magic_partitions[2].offset - size; -+ } -+ -+ add_mtd_partitions(flash, magic_partitions, -+ ARRAY_SIZE(magic_partitions)); -+ } else { -+ printk("map probe failed for flash\n"); -+ return -ENXIO; -+ } -+ -+ return 0; -+} -+ -+static void __exit cleanup_magic(void) -+{ -+ if (flash) { -+ del_mtd_partitions(flash); -+ map_destroy(flash); -+ } -+ -+ if (magic_map.virt) { -+ iounmap((void *)magic_map.virt); -+ magic_map.virt = NULL; -+ } -+} -+ -+module_init(init_magic); -+module_exit(cleanup_magic); -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("Karol Lewandowski"); -+MODULE_DESCRIPTION("MTD map and partitions for IBM 405EP MagicBox boards"); diff -urN linux.old/drivers/mtd/maps/Makefile linux.dev/drivers/mtd/maps/Makefile --- linux.old/drivers/mtd/maps/Makefile 2006-08-30 06:30:59.000000000 +0200 +++ linux.dev/drivers/mtd/maps/Makefile 2006-08-30 06:11:51.000000000 +0200 |