X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/17c7b6c3fdc48301e50d22cc6138ede16bd1be24..30a7cdf55e203d765e6d75223eec19aed66a44c1:/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c diff --git a/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c b/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c index 6a82f362c..3ceec403c 100644 --- a/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c +++ b/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c @@ -76,11 +76,11 @@ struct trx_header { #define BUSWIDTH 2 #ifdef CONFIG_SSB -extern struct ssb_bus ssb; +extern struct ssb_bus ssb_bcm47xx; #endif -static struct mtd_info *bcm947xx_mtd; +static struct mtd_info *bcm47xx_mtd; -static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) +static void bcm47xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) { if (len==1) { memcpy_fromio(to, map->virt + from, len); @@ -96,7 +96,7 @@ static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long } } -static struct map_info bcm947xx_map = { +static struct map_info bcm47xx_map = { name: "Physically mapped flash", size: WINDOW_SIZE, bankwidth: BUSWIDTH, @@ -105,7 +105,7 @@ static struct map_info bcm947xx_map = { #ifdef CONFIG_MTD_PARTITIONS -static struct mtd_partition bcm947xx_parts[] = { +static struct mtd_partition bcm47xx_parts[] = { { name: "cfe", offset: 0, size: 0, mask_flags: MTD_WRITEABLE, }, { name: "linux", offset: 0, size: 0, }, { name: "rootfs", offset: 0, size: 0, }, @@ -323,46 +323,46 @@ init_mtd_partitions(struct mtd_info *mtd, size_t size) return NULL; /* boot loader */ - bcm947xx_parts[0].offset = 0; - bcm947xx_parts[0].size = cfe_size; + bcm47xx_parts[0].offset = 0; + bcm47xx_parts[0].size = cfe_size; /* nvram */ if (cfe_size != 384 * 1024) { - bcm947xx_parts[3].offset = size - ROUNDUP(NVRAM_SPACE, mtd->erasesize); - bcm947xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + bcm47xx_parts[3].offset = size - ROUNDUP(NVRAM_SPACE, mtd->erasesize); + bcm47xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); } else { /* nvram (old 128kb config partition on netgear wgt634u) */ - bcm947xx_parts[3].offset = bcm947xx_parts[0].size; - bcm947xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); + bcm47xx_parts[3].offset = bcm47xx_parts[0].size; + bcm47xx_parts[3].size = ROUNDUP(NVRAM_SPACE, mtd->erasesize); } /* linux (kernel and rootfs) */ if (cfe_size != 384 * 1024) { - bcm947xx_parts[1].offset = bcm947xx_parts[0].size; - bcm947xx_parts[1].size = bcm947xx_parts[3].offset - - bcm947xx_parts[1].offset; + bcm47xx_parts[1].offset = bcm47xx_parts[0].size; + bcm47xx_parts[1].size = bcm47xx_parts[3].offset - + bcm47xx_parts[1].offset; } else { /* do not count the elf loader, which is on one block */ - bcm947xx_parts[1].offset = bcm947xx_parts[0].size + - bcm947xx_parts[3].size + mtd->erasesize; - bcm947xx_parts[1].size = size - - bcm947xx_parts[0].size - - (2*bcm947xx_parts[3].size) - + bcm47xx_parts[1].offset = bcm47xx_parts[0].size + + bcm47xx_parts[3].size + mtd->erasesize; + bcm47xx_parts[1].size = size - + bcm47xx_parts[0].size - + (2*bcm47xx_parts[3].size) - mtd->erasesize; } /* find and size rootfs */ - find_root(mtd,size,&bcm947xx_parts[2]); - bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - bcm947xx_parts[3].size; + find_root(mtd,size,&bcm47xx_parts[2]); + bcm47xx_parts[2].size = size - bcm47xx_parts[2].offset - bcm47xx_parts[3].size; - return bcm947xx_parts; + return bcm47xx_parts; } #endif -int __init init_bcm947xx_map(void) +int __init init_bcm47xx_map(void) { #ifdef CONFIG_SSB - struct ssb_mipscore *mcore = &ssb.mipscore; + struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore; #endif size_t size; int ret = 0; @@ -376,40 +376,41 @@ int __init init_bcm947xx_map(void) u32 window_size = mcore->flash_window_size; printk("flash init: 0x%08x 0x%08x\n", window, window_size); - bcm947xx_map.phys = window; - bcm947xx_map.size = window_size; - bcm947xx_map.virt = ioremap_nocache(window, window_size); + bcm47xx_map.phys = window; + bcm47xx_map.size = window_size; + bcm47xx_map.bankwidth = mcore->flash_buswidth; + bcm47xx_map.virt = ioremap_nocache(window, window_size); #else printk("flash init: 0x%08x 0x%08x\n", WINDOW_ADDR, WINDOW_SIZE); - bcm947xx_map.virt = ioremap_nocache(WINDOW_ADDR, WINDOW_SIZE); + bcm47xx_map.virt = ioremap_nocache(WINDOW_ADDR, WINDOW_SIZE); #endif - if (!bcm947xx_map.virt) { + if (!bcm47xx_map.virt) { printk("Failed to ioremap\n"); return -EIO; } - simple_map_init(&bcm947xx_map); + simple_map_init(&bcm47xx_map); - if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) { + if (!(bcm47xx_mtd = do_map_probe("cfi_probe", &bcm47xx_map))) { printk("Failed to do_map_probe\n"); - iounmap((void *)bcm947xx_map.virt); + iounmap((void *)bcm47xx_map.virt); return -ENXIO; } /* override copy_from routine */ - bcm947xx_map.copy_from = bcm947xx_map_copy_from; + bcm47xx_map.copy_from = bcm47xx_map_copy_from; - bcm947xx_mtd->owner = THIS_MODULE; + bcm47xx_mtd->owner = THIS_MODULE; - size = bcm947xx_mtd->size; + size = bcm47xx_mtd->size; printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, WINDOW_ADDR); #ifdef CONFIG_MTD_PARTITIONS - parts = init_mtd_partitions(bcm947xx_mtd, size); + parts = init_mtd_partitions(bcm47xx_mtd, size); for (i = 0; parts[i].name; i++); - ret = add_mtd_partitions(bcm947xx_mtd, parts, i); + ret = add_mtd_partitions(bcm47xx_mtd, parts, i); if (ret) { printk(KERN_ERR "Flash: add_mtd_partitions failed\n"); goto fail; @@ -418,22 +419,22 @@ int __init init_bcm947xx_map(void) return 0; fail: - if (bcm947xx_mtd) - map_destroy(bcm947xx_mtd); - if (bcm947xx_map.virt) - iounmap((void *)bcm947xx_map.virt); - bcm947xx_map.virt = 0; + if (bcm47xx_mtd) + map_destroy(bcm47xx_mtd); + if (bcm47xx_map.virt) + iounmap((void *)bcm47xx_map.virt); + bcm47xx_map.virt = 0; return ret; } -void __exit cleanup_bcm947xx_map(void) +void __exit cleanup_bcm47xx_map(void) { #ifdef CONFIG_MTD_PARTITIONS - del_mtd_partitions(bcm947xx_mtd); + del_mtd_partitions(bcm47xx_mtd); #endif - map_destroy(bcm947xx_mtd); - iounmap((void *)bcm947xx_map.virt); + map_destroy(bcm47xx_mtd); + iounmap((void *)bcm47xx_map.virt); } -module_init(init_bcm947xx_map); -module_exit(cleanup_bcm947xx_map); +module_init(init_bcm47xx_map); +module_exit(cleanup_bcm47xx_map);