patch-2.4.6 linux/drivers/mtd/rpxlite.c

• Lines: 115
• Date: Wed Dec 31 16:00:00 1969
• Orig file: v2.4.5/linux/drivers/mtd/rpxlite.c
• Orig date: Sun Feb 4 10:05:30 2001

diff -u --recursive --new-file v2.4.5/linux/drivers/mtd/rpxlite.c linux/drivers/mtd/rpxlite.c
@@ -1,114 +0,0 @@
-/*
- * $Id: rpxlite.c,v 1.8 2000/12/09 22:00:31 dwmw2 Exp $
- *
- * Handle mapping of the flash on the RPX Lite and CLLF boards
- */
-
-#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>
-
-
-#define WINDOW_ADDR 0xfe000000
-#define WINDOW_SIZE 0x800000
-
-static struct mtd_info *mymtd;
-
-__u8 rpxlite_read8(struct map_info *map, unsigned long ofs)
-{
-	return readb(map->map_priv_1 * ofs);
-}
-
-__u16 rpxlite_read16(struct map_info *map, unsigned long ofs)
-{
-	return readw(map->map_priv_1 + ofs);
-}
-
-__u32 rpxlite_read32(struct map_info *map, unsigned long ofs)
-{
-	return readl(map->map_priv_1 + ofs);
-}
-
-void rpxlite_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
-{
-	memcpy_fromio(to, (void *)(map->map_priv_1 + from), len);
-}
-
-void rpxlite_write8(struct map_info *map, __u8 d, unsigned long adr)
-{
-	writeb(d, map->map_priv_1 + adr);
-}
-
-void rpxlite_write16(struct map_info *map, __u16 d, unsigned long adr)
-{
-	writew(d, map->map_priv_1 + adr);
-}
-
-void rpxlite_write32(struct map_info *map, __u32 d, unsigned long adr)
-{
-	writel(d, map->map_priv_1 + adr);
-}
-
-void rpxlite_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
-{
-	memcpy_toio((void *)(map->map_priv_1 + to), from, len);
-}
-
-struct map_info rpxlite_map = {
-	name: "RPX",
-	size: WINDOW_SIZE,
-	buswidth: 4,
-	read8: rpxlite_read8,
-	read16: rpxlite_read16,
-	read32: rpxlite_read32,
-	copy_from: rpxlite_copy_from,
-	write8: rpxlite_write8,
-	write16: rpxlite_write16,
-	write32: rpxlite_write32,
-	copy_to: rpxlite_copy_to
-};
-
-#if LINUX_VERSION_CODE < 0x20212 && defined(MODULE)
-#define init_rpxlite init_module
-#define cleanup_rpxlite cleanup_module
-#endif
-
-int __init init_rpxlite(void)
-{
-	printk(KERN_NOTICE "RPX Lite or CLLF flash device: %x at %x\n", WINDOW_SIZE*4, WINDOW_ADDR);
-	rpxlite_map.map_priv_1 = (unsigned long)ioremap(WINDOW_ADDR, WINDOW_SIZE * 4);
-
-	if (!rpxlite_map.map_priv_1) {
-		printk("Failed to ioremap\n");
-		return -EIO;
-	}
-	mymtd = do_cfi_probe(&rpxlite_map);
-	if (mymtd) {
-#ifdef MODULE
-		mymtd->module = &__this_module;
-#endif
-		add_mtd_device(mymtd);
-		return 0;
-	}
-
-	iounmap((void *)rpxlite_map.map_priv_1);
-	return -ENXIO;
-}
-
-static void __exit cleanup_rpxlite(void)
-{
-	if (mymtd) {
-		del_mtd_device(mymtd);
-		map_destroy(mymtd);
-	}
-	if (rpxlite_map.map_priv_1) {
-		iounmap((void *)rpxlite_map.map_priv_1);
-		rpxlite_map.map_priv_1 = 0;
-	}
-}
-
-module_init(init_rpxlite);
-module_exit(cleanup_rpxlite);