X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fmtd%2Fmaps%2Fuclinux.c;h=f7264dc2ac9bc0dab0c9c62e904f28e380d0dfdd;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=c5cd70bdbf89ee35098e99df27701ac3abf032a7;hpb=9bf4aaab3e101692164d49b7ca357651eb691cb6;p=linux-2.6.git diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c index c5cd70bdb..f7264dc2a 100644 --- a/drivers/mtd/maps/uclinux.c +++ b/drivers/mtd/maps/uclinux.c @@ -5,7 +5,7 @@ * * (C) Copyright 2002, Greg Ungerer (gerg@snapgear.com) * - * $Id: uclinux.c,v 1.7 2004/07/12 21:59:45 dwmw2 Exp $ + * $Id: uclinux.c,v 1.12 2005/11/07 11:14:29 gleixner Exp $ */ /****************************************************************************/ @@ -23,9 +23,6 @@ #include #include -/****************************************************************************/ - - /****************************************************************************/ struct map_info uclinux_ram_map = { @@ -40,14 +37,14 @@ struct mtd_partition uclinux_romfs[] = { { .name = "ROMfs" } }; -#define NUM_PARTITIONS (sizeof(uclinux_romfs) / sizeof(uclinux_romfs[0])) +#define NUM_PARTITIONS ARRAY_SIZE(uclinux_romfs) /****************************************************************************/ int uclinux_point(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char **mtdbuf) { - struct map_info *map = (struct map_info *) mtd->priv; + struct map_info *map = mtd->priv; *mtdbuf = (u_char *) (map->virt + ((int) from)); *retlen = len; return(0); @@ -60,17 +57,17 @@ int __init uclinux_mtd_init(void) struct mtd_info *mtd; struct map_info *mapp; extern char _ebss; + unsigned long addr = (unsigned long) &_ebss; mapp = &uclinux_ram_map; - mapp->phys = (unsigned long) &_ebss; - mapp->size = PAGE_ALIGN(*((unsigned long *)((&_ebss) + 8))); + mapp->phys = addr; + mapp->size = PAGE_ALIGN(ntohl(*((unsigned long *)(addr + 8)))); mapp->bankwidth = 4; printk("uclinux[mtd]: RAM probe address=0x%x size=0x%x\n", - (int) mapp->map_priv_2, (int) mapp->size); + (int) mapp->phys, (int) mapp->size); - mapp->virt = (unsigned long) - ioremap_nocache(mapp->phys, mapp->size); + mapp->virt = ioremap_nocache(mapp->phys, mapp->size); if (mapp->virt == 0) { printk("uclinux[mtd]: ioremap_nocache() failed\n"); @@ -82,10 +79,10 @@ int __init uclinux_mtd_init(void) mtd = do_map_probe("map_ram", mapp); if (!mtd) { printk("uclinux[mtd]: failed to find a mapping?\n"); - iounmap((void *) mapp->virt); + iounmap(mapp->virt); return(-ENXIO); } - + mtd->owner = THIS_MODULE; mtd->point = uclinux_point; mtd->priv = mapp; @@ -96,7 +93,6 @@ int __init uclinux_mtd_init(void) printk("uclinux[mtd]: set %s to be root filesystem\n", uclinux_romfs[0].name); ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, 0); - put_mtd_device(mtd); return(0); } @@ -110,7 +106,7 @@ void __exit uclinux_mtd_cleanup(void) map_destroy(uclinux_ram_mtdinfo); uclinux_ram_mtdinfo = NULL; } - if (uclinux_ram_map.map_priv_1) { + if (uclinux_ram_map.virt) { iounmap((void *) uclinux_ram_map.virt); uclinux_ram_map.virt = 0; }