diff options
Diffstat (limited to 'drivers/mtd/maps/uclinux.c')
| -rw-r--r-- | drivers/mtd/maps/uclinux.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c index 81756e3..d4314fb 100644 --- a/drivers/mtd/maps/uclinux.c +++ b/drivers/mtd/maps/uclinux.c @@ -22,15 +22,19 @@ /****************************************************************************/ +extern char _ebss; + struct map_info uclinux_ram_map = { .name = "RAM", + .phys = (unsigned long)&_ebss, + .size = 0, }; -struct mtd_info *uclinux_ram_mtdinfo; +static struct mtd_info *uclinux_ram_mtdinfo; /****************************************************************************/ -struct mtd_partition uclinux_romfs[] = { +static struct mtd_partition uclinux_romfs[] = { { .name = "ROMfs" } }; @@ -38,7 +42,7 @@ struct mtd_partition uclinux_romfs[] = { /****************************************************************************/ -int uclinux_point(struct mtd_info *mtd, loff_t from, size_t len, +static int uclinux_point(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, void **virt, resource_size_t *phys) { struct map_info *map = mtd->priv; @@ -55,12 +59,10 @@ static 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 = addr; - mapp->size = PAGE_ALIGN(ntohl(*((unsigned long *)(addr + 8)))); + if (!mapp->size) + mapp->size = PAGE_ALIGN(ntohl(*((unsigned long *)(mapp->phys + 8)))); mapp->bankwidth = 4; printk("uclinux[mtd]: RAM probe address=0x%x size=0x%x\n", |
