diff options
Diffstat (limited to 'target/linux/linux-2.6/patches')
| -rw-r--r-- | target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch | 280 | ||||
| -rw-r--r-- | target/linux/linux-2.6/patches/brcm/003-flash-map.patch | 280 |
2 files changed, 280 insertions, 280 deletions
diff --git a/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch b/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch index 65336bf19..8f4531576 100644 --- a/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch +++ b/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch @@ -13030,286 +13030,6 @@ diff -Nur linux-2.6.12.5/arch/mips/pci/pci.c linux-2.6.12.5-brcm/arch/mips/pci/p dev->resource[i].start += offset; dev->resource[i].end += offset; -diff -Nur linux-2.6.12.5/drivers/mtd/maps/Kconfig linux-2.6.12.5-brcm/drivers/mtd/maps/Kconfig ---- linux-2.6.12.5/drivers/mtd/maps/Kconfig 2005-08-15 02:20:18.000000000 +0200 -+++ linux-2.6.12.5-brcm/drivers/mtd/maps/Kconfig 2005-09-16 10:29:18.355564432 +0200 -@@ -357,6 +357,12 @@ - Mapping for the Flaga digital module. If you don't have one, ignore - this setting. - -+config MTD_BCM47XX -+ tristate "BCM47xx flash device" -+ depends on MIPS && MTD_CFI && BCM947XX -+ help -+ Support for the flash chips on the BCM947xx board. -+ - config MTD_BEECH - tristate "CFI Flash device mapped on IBM 405LP Beech" - depends on MTD_CFI && PPC32 && 40x && BEECH -diff -Nur linux-2.6.12.5/drivers/mtd/maps/Makefile linux-2.6.12.5-brcm/drivers/mtd/maps/Makefile ---- linux-2.6.12.5/drivers/mtd/maps/Makefile 2005-08-15 02:20:18.000000000 +0200 -+++ linux-2.6.12.5-brcm/drivers/mtd/maps/Makefile 2005-09-16 10:29:18.360563672 +0200 -@@ -31,6 +31,7 @@ - obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o - obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o - obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o -+obj-$(CONFIG_MTD_BCM47XX) += bcm47xx-flash.o - obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o - obj-$(CONFIG_MTD_IPAQ) += ipaq-flash.o - obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o -diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-brcm/drivers/mtd/maps/bcm47xx-flash.c ---- linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.12.5-brcm/drivers/mtd/maps/bcm47xx-flash.c 2005-09-16 10:29:18.361563520 +0200 -@@ -0,0 +1,249 @@ -+/* -+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) -+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> -+ * -+ * original functions for finding root filesystem from Mike Baker -+ * -+ * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED -+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN -+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, -+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF -+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON -+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ * -+ * 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., -+ * 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * Copyright 2001-2003, Broadcom Corporation -+ * All Rights Reserved. -+ * -+ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY -+ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM -+ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS -+ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. -+ * -+ * $Id: bcm47xx-flash.c,v 1.1 2004/10/21 07:18:31 jolt Exp $ -+ * -+ * Flash mapping for BCM947XX boards -+ */ -+ -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/types.h> -+#include <linux/kernel.h> -+#include <asm/io.h> -+#include <linux/mtd/mtd.h> -+#include <linux/mtd/map.h> -+#include <linux/mtd/partitions.h> -+#include <linux/config.h> -+#include <typedefs.h> -+#include <bcmutils.h> -+#include <bcmnvram.h> -+#include <trxhdr.h> -+ -+#ifdef CONFIG_MTD_PARTITIONS -+extern struct mtd_partition * init_mtd_partitions(struct mtd_info *mtd, size_t size); -+#endif -+ -+#define CFE_SIZE 1024*384 -+#define NVRAM_SIZE 1024*128 -+ -+#define WINDOW_ADDR 0x1c000000 -+#define WINDOW_SIZE (0x400000*2) -+#define BUSWIDTH 2 -+ -+static struct mtd_info *bcm947xx_mtd; -+ -+static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -+{ -+#define MIPS_MEMCPY_ALIGN 4 -+ map_word ret; -+ ssize_t transfer; -+ ssize_t done = 0; -+ if ((len >= MIPS_MEMCPY_ALIGN) && (!(from & (MIPS_MEMCPY_ALIGN - 1))) && (!(((unsigned int)to & (MIPS_MEMCPY_ALIGN - 1))))) { -+ done = len & ~(MIPS_MEMCPY_ALIGN - 1); -+ memcpy_fromio(to, map->virt + from, done); -+ } -+ while (done < len) { -+ ret = map->read(map, from + done); -+ transfer = len - done; -+ if (transfer > map->bankwidth) -+ transfer = map->bankwidth; -+ memcpy((void *)((unsigned long)to + done), &ret.x[0], transfer); -+ done += transfer; -+ } -+} -+ -+static struct map_info bcm947xx_map = { -+ name: "Physically mapped flash", -+ size: WINDOW_SIZE, -+ bankwidth: BUSWIDTH, -+ phys: WINDOW_ADDR, -+}; -+ -+#ifdef CONFIG_MTD_PARTITIONS -+ -+static struct mtd_partition bcm947xx_parts[] = { -+ { name: "cfe", offset: 0, size: 0, mask_flags: MTD_WRITEABLE, }, -+ { name: "linux", offset: 0, size: 0, }, -+ { name: "rootfs", offset: 0, size: 0, }, -+ { name: "nvram", offset: 0, size: 0, }, -+ { name: "OpenWrt", offset: 0, size: 0, }, -+ { name: NULL, }, -+}; -+ -+static int __init -+find_root(struct mtd_info *mtd, size_t size, struct mtd_partition *part) -+{ -+ struct trx_header *trx; -+ unsigned char buf[512]; -+ int off; -+ size_t len; -+ -+ trx = (struct trx_header *) buf; -+ -+ for (off = (512*1024); off < size; off += mtd->erasesize) { -+ memset(buf, 0xe5, sizeof(buf)); -+ -+ /* -+ * Read into buffer -+ */ -+ if (MTD_READ(mtd, off, sizeof(buf), &len, buf) || -+ len != sizeof(buf)) -+ continue; -+ -+ /* found a TRX header */ -+ if (le32_to_cpu(trx->magic) == TRX_MAGIC) { -+ part->offset = le32_to_cpu(trx->offsets[2]) ? : -+ le32_to_cpu(trx->offsets[1]); -+ part->size = le32_to_cpu(trx->len); -+ -+ part->size -= part->offset; -+ part->offset += off; -+ -+ goto done; -+ } -+ } -+ -+ printk(KERN_NOTICE -+ "%s: Couldn't find root filesystem\n", -+ mtd->name); -+ return -1; -+ -+ done: -+ return part->size; -+} -+ -+struct mtd_partition * __init -+init_mtd_partitions(struct mtd_info *mtd, size_t size) -+{ -+ -+ /* boot loader */ -+ bcm947xx_parts[0].offset = 0; -+ bcm947xx_parts[0].size = CFE_SIZE; -+ -+ /* nvram (old config partition) */ -+ bcm947xx_parts[3].offset = bcm947xx_parts[0].size; -+ bcm947xx_parts[3].size = NVRAM_SIZE; -+ -+ /* Size linux (kernel and rootfs) */ -+ /* do not count the elf loader, which is on one sector */ -+ bcm947xx_parts[1].offset = bcm947xx_parts[0].size + bcm947xx_parts[3].size + mtd->erasesize; -+ bcm947xx_parts[1].size = size - NVRAM_SIZE - bcm947xx_parts[0].size - -+ bcm947xx_parts[3].size - mtd->erasesize; -+ -+ /* Find and size rootfs */ -+ if (find_root(mtd,size,&bcm947xx_parts[2])==0) { -+ /* entirely jffs2 */ -+ bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - NVRAM_SIZE; -+ bcm947xx_parts[4].name = NULL; -+ } else { -+ /* legacy setup */ -+ /* calculate leftover flash, and assign it to the jffs2 partition */ -+ bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + bcm947xx_parts[2].size; -+ if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { -+ bcm947xx_parts[4].offset += mtd->erasesize - -+ (bcm947xx_parts[4].offset % mtd->erasesize); -+ } -+ bcm947xx_parts[4].size = size - NVRAM_SIZE - bcm947xx_parts[4].offset; -+ } -+ -+ return bcm947xx_parts; -+} -+ -+EXPORT_SYMBOL(init_mtd_partitions); -+#endif -+ -+int __init init_bcm947xx_map(void) -+{ -+ size_t size; -+ int ret = 0; -+#ifdef CONFIG_MTD_PARTITIONS -+ struct mtd_partition *parts; -+ int i; -+#endif -+ -+ bcm947xx_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); -+ -+ if (!bcm947xx_map.virt) { -+ printk("Failed to ioremap\n"); -+ return -EIO; -+ } -+ simple_map_init(&bcm947xx_map); -+ -+ bcm947xx_map.copy_from = bcm947xx_map_copy_from; -+ -+ if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { -+ printk("Failed to do_map_probe\n"); -+ iounmap((void *)bcm947xx_map.virt); -+ return -ENXIO; -+ } -+ -+ bcm947xx_mtd->owner = THIS_MODULE; -+ -+ size = bcm947xx_mtd->size; -+ -+ printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", bcm947xx_mtd->size, WINDOW_ADDR); -+ -+#ifdef CONFIG_MTD_PARTITIONS -+ parts = init_mtd_partitions(bcm947xx_mtd, size); -+ for (i = 0; parts[i].name; i++); -+ ret = add_mtd_partitions(bcm947xx_mtd, parts, i); -+ if (ret) { -+ printk(KERN_ERR "Flash: add_mtd_partitions failed\n"); -+ goto fail; -+ } -+#endif -+ -+ return 0; -+ -+ fail: -+ if (bcm947xx_mtd) -+ map_destroy(bcm947xx_mtd); -+ if (bcm947xx_map.map_priv_1) -+ iounmap((void *) bcm947xx_map.map_priv_1); -+ bcm947xx_map.map_priv_1 = 0; -+ return ret; -+} -+ -+void __exit cleanup_bcm947xx_map(void) -+{ -+#ifdef CONFIG_MTD_PARTITIONS -+ del_mtd_partitions(bcm947xx_mtd); -+#endif -+ map_destroy(bcm947xx_mtd); -+ iounmap((void *)bcm947xx_map.virt); -+} -+ -+module_init(init_bcm947xx_map); -+module_exit(cleanup_bcm947xx_map); diff -Nur linux-2.6.12.5/include/asm-mips/bootinfo.h linux-2.6.12.5-brcm/include/asm-mips/bootinfo.h --- linux-2.6.12.5/include/asm-mips/bootinfo.h 2005-08-15 02:20:18.000000000 +0200 +++ linux-2.6.12.5-brcm/include/asm-mips/bootinfo.h 2005-09-16 10:29:18.415555312 +0200 diff --git a/target/linux/linux-2.6/patches/brcm/003-flash-map.patch b/target/linux/linux-2.6/patches/brcm/003-flash-map.patch new file mode 100644 index 000000000..60675792a --- /dev/null +++ b/target/linux/linux-2.6/patches/brcm/003-flash-map.patch @@ -0,0 +1,280 @@ +diff -Nur linux-2.6.12.5/drivers/mtd/maps/Kconfig linux-2.6.12.5-flash/drivers/mtd/maps/Kconfig +--- linux-2.6.12.5/drivers/mtd/maps/Kconfig 2005-08-15 02:20:18.000000000 +0200 ++++ linux-2.6.12.5-flash/drivers/mtd/maps/Kconfig 2005-09-16 22:27:36.513533784 +0200 +@@ -357,6 +357,12 @@ + Mapping for the Flaga digital module. If you don't have one, ignore + this setting. + ++config MTD_BCM47XX ++ tristate "BCM47xx flash device" ++ depends on MIPS && MTD_CFI && BCM947XX ++ help ++ Support for the flash chips on the BCM947xx board. ++ + config MTD_BEECH + tristate "CFI Flash device mapped on IBM 405LP Beech" + depends on MTD_CFI && PPC32 && 40x && BEECH +diff -Nur linux-2.6.12.5/drivers/mtd/maps/Makefile linux-2.6.12.5-flash/drivers/mtd/maps/Makefile +--- linux-2.6.12.5/drivers/mtd/maps/Makefile 2005-08-15 02:20:18.000000000 +0200 ++++ linux-2.6.12.5-flash/drivers/mtd/maps/Makefile 2005-09-16 22:27:01.110915800 +0200 +@@ -31,6 +31,7 @@ + obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o + obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o + obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o ++obj-$(CONFIG_MTD_BCM47XX) += bcm47xx-flash.o + obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o + obj-$(CONFIG_MTD_IPAQ) += ipaq-flash.o + obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o +diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/drivers/mtd/maps/bcm47xx-flash.c +--- linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.12.5-flash/drivers/mtd/maps/bcm47xx-flash.c 2005-09-16 22:26:41.470901536 +0200 +@@ -0,0 +1,249 @@ ++/* ++ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org) ++ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org> ++ * ++ * original functions for finding root filesystem from Mike Baker ++ * ++ * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED ++ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF ++ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN ++ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, ++ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT ++ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF ++ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ++ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ++ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF ++ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ++ * ++ * 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., ++ * 675 Mass Ave, Cambridge, MA 02139, USA. ++ * ++ * Copyright 2001-2003, Broadcom Corporation ++ * All Rights Reserved. ++ * ++ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY ++ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM ++ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS ++ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. ++ * ++ * $Id$ ++ * ++ * Flash mapping for BCM947XX boards ++ */ ++ ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/types.h> ++#include <linux/kernel.h> ++#include <asm/io.h> ++#include <linux/mtd/mtd.h> ++#include <linux/mtd/map.h> ++#include <linux/mtd/partitions.h> ++#include <linux/config.h> ++#include <typedefs.h> ++#include <bcmutils.h> ++#include <bcmnvram.h> ++#include <trxhdr.h> ++ ++#ifdef CONFIG_MTD_PARTITIONS ++extern struct mtd_partition * init_mtd_partitions(struct mtd_info *mtd, size_t size); ++#endif ++ ++#define CFE_SIZE 1024*384 ++#define NVRAM_SIZE 1024*128 ++ ++#define WINDOW_ADDR 0x1c000000 ++#define WINDOW_SIZE (0x400000*2) ++#define BUSWIDTH 2 ++ ++static struct mtd_info *bcm947xx_mtd; ++ ++static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) ++{ ++#define MIPS_MEMCPY_ALIGN 4 ++ map_word ret; ++ ssize_t transfer; ++ ssize_t done = 0; ++ if ((len >= MIPS_MEMCPY_ALIGN) && (!(from & (MIPS_MEMCPY_ALIGN - 1))) && (!(((unsigned int)to & (MIPS_MEMCPY_ALIGN - 1))))) { ++ done = len & ~(MIPS_MEMCPY_ALIGN - 1); ++ memcpy_fromio(to, map->virt + from, done); ++ } ++ while (done < len) { ++ ret = map->read(map, from + done); ++ transfer = len - done; ++ if (transfer > map->bankwidth) ++ transfer = map->bankwidth; ++ memcpy((void *)((unsigned long)to + done), &ret.x[0], transfer); ++ done += transfer; ++ } ++} ++ ++static struct map_info bcm947xx_map = { ++ name: "Physically mapped flash", ++ size: WINDOW_SIZE, ++ bankwidth: BUSWIDTH, ++ phys: WINDOW_ADDR, ++}; ++ ++#ifdef CONFIG_MTD_PARTITIONS ++ ++static struct mtd_partition bcm947xx_parts[] = { ++ { name: "cfe", offset: 0, size: 0, mask_flags: MTD_WRITEABLE, }, ++ { name: "linux", offset: 0, size: 0, }, ++ { name: "rootfs", offset: 0, size: 0, }, ++ { name: "nvram", offset: 0, size: 0, }, ++ { name: "OpenWrt", offset: 0, size: 0, }, ++ { name: NULL, }, ++}; ++ ++static int __init ++find_root(struct mtd_info *mtd, size_t size, struct mtd_partition *part) ++{ ++ struct trx_header *trx; ++ unsigned char buf[512]; ++ int off; ++ size_t len; ++ ++ trx = (struct trx_header *) buf; ++ ++ for (off = (256*1024); off < size; off += mtd->erasesize) { ++ memset(buf, 0xe5, sizeof(buf)); ++ ++ /* ++ * Read into buffer ++ */ ++ if (MTD_READ(mtd, off, sizeof(buf), &len, buf) || ++ len != sizeof(buf)) ++ continue; ++ ++ /* found a TRX header */ ++ if (le32_to_cpu(trx->magic) == TRX_MAGIC) { ++ part->offset = le32_to_cpu(trx->offsets[2]) ? : ++ le32_to_cpu(trx->offsets[1]); ++ part->size = le32_to_cpu(trx->len); ++ ++ part->size -= part->offset; ++ part->offset += off; ++ ++ goto done; ++ } ++ } ++ ++ printk(KERN_NOTICE ++ "%s: Couldn't find root filesystem\n", ++ mtd->name); ++ return -1; ++ ++ done: ++ return part->size; ++} ++ ++struct mtd_partition * __init ++init_mtd_partitions(struct mtd_info *mtd, size_t size) ++{ ++ ++ /* boot loader */ ++ bcm947xx_parts[0].offset = 0; ++ bcm947xx_parts[0].size = CFE_SIZE; ++ ++ /* nvram (old config partition) */ ++ bcm947xx_parts[3].offset = bcm947xx_parts[0].size; ++ bcm947xx_parts[3].size = NVRAM_SIZE; ++ ++ /* Size linux (kernel and rootfs) */ ++ /* do not count the elf loader, which is on one sector */ ++ bcm947xx_parts[1].offset = bcm947xx_parts[0].size + bcm947xx_parts[3].size + mtd->erasesize; ++ bcm947xx_parts[1].size = size - NVRAM_SIZE - bcm947xx_parts[0].size - ++ bcm947xx_parts[3].size - mtd->erasesize; ++ ++ /* Find and size rootfs */ ++ if (find_root(mtd,size,&bcm947xx_parts[2])==0) { ++ /* entirely jffs2 */ ++ bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - NVRAM_SIZE; ++ bcm947xx_parts[4].name = NULL; ++ } else { ++ /* legacy setup */ ++ /* calculate leftover flash, and assign it to the jffs2 partition */ ++ bcm947xx_parts[4].offset = bcm947xx_parts[2].offset + bcm947xx_parts[2].size; ++ if ((bcm947xx_parts[4].offset % mtd->erasesize) > 0) { ++ bcm947xx_parts[4].offset += mtd->erasesize - ++ (bcm947xx_parts[4].offset % mtd->erasesize); ++ } ++ bcm947xx_parts[4].size = size - NVRAM_SIZE - bcm947xx_parts[4].offset; ++ } ++ ++ return bcm947xx_parts; ++} ++ ++EXPORT_SYMBOL(init_mtd_partitions); ++#endif ++ ++int __init init_bcm947xx_map(void) ++{ ++ size_t size; ++ int ret = 0; ++#ifdef CONFIG_MTD_PARTITIONS ++ struct mtd_partition *parts; ++ int i; ++#endif ++ ++ bcm947xx_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); ++ ++ if (!bcm947xx_map.virt) { ++ printk("Failed to ioremap\n"); ++ return -EIO; ++ } ++ simple_map_init(&bcm947xx_map); ++ ++ bcm947xx_map.copy_from = bcm947xx_map_copy_from; ++ ++ if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { ++ printk("Failed to do_map_probe\n"); ++ iounmap((void *)bcm947xx_map.virt); ++ return -ENXIO; ++ } ++ ++ bcm947xx_mtd->owner = THIS_MODULE; ++ ++ size = bcm947xx_mtd->size; ++ ++ printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", bcm947xx_mtd->size, WINDOW_ADDR); ++ ++#ifdef CONFIG_MTD_PARTITIONS ++ parts = init_mtd_partitions(bcm947xx_mtd, size); ++ for (i = 0; parts[i].name; i++); ++ ret = add_mtd_partitions(bcm947xx_mtd, parts, i); ++ if (ret) { ++ printk(KERN_ERR "Flash: add_mtd_partitions failed\n"); ++ goto fail; ++ } ++#endif ++ ++ return 0; ++ ++ fail: ++ if (bcm947xx_mtd) ++ map_destroy(bcm947xx_mtd); ++ if (bcm947xx_map.map_priv_1) ++ iounmap((void *) bcm947xx_map.map_priv_1); ++ bcm947xx_map.map_priv_1 = 0; ++ return ret; ++} ++ ++void __exit cleanup_bcm947xx_map(void) ++{ ++#ifdef CONFIG_MTD_PARTITIONS ++ del_mtd_partitions(bcm947xx_mtd); ++#endif ++ map_destroy(bcm947xx_mtd); ++ iounmap((void *)bcm947xx_map.virt); ++} ++ ++module_init(init_bcm947xx_map); ++module_exit(cleanup_bcm947xx_map); |