* $Id: phram.c,v 1.16 2005/11/07 11:14:25 gleixner Exp $
*
* Copyright (c) ???? Jochen Schäuble <psionic@psionic.de>
- * Copyright (c) 2003-2004 Jörn Engel <joern@wh.fh-wedel.de>
+ * Copyright (c) 2003-2004 Joern Engel <joern@wh.fh-wedel.de>
*
* Usage:
*
}
static int phram_point(struct mtd_info *mtd, loff_t from, size_t len,
- size_t *retlen, u_char **mtdbuf)
+ size_t *retlen, void **virt, resource_size_t *phys)
{
- u_char *start = mtd->priv;
-
if (from + len > mtd->size)
return -EINVAL;
- *mtdbuf = start + from;
+ /* can we return a physical address with this driver? */
+ if (phys)
+ return -EINVAL;
+
+ *virt = mtd->priv + from;
*retlen = len;
return 0;
}
-static void phram_unpoint(struct mtd_info *mtd, u_char *addr, loff_t from,
- size_t len)
+static void phram_unpoint(struct mtd_info *mtd, loff_t from, size_t len)
{
}
}
module_param_call(phram, phram_setup, NULL, NULL, 000);
-MODULE_PARM_DESC(phram,"Memory region to map. \"map=<name>,<start>,<length>\"");
+MODULE_PARM_DESC(phram, "Memory region to map. \"phram=<name>,<start>,<length>\"");
static int __init init_phram(void)
module_exit(cleanup_phram);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Jörn Engel <joern@wh.fh-wedel.de>");
+MODULE_AUTHOR("Joern Engel <joern@wh.fh-wedel.de>");
MODULE_DESCRIPTION("MTD driver for physical RAM");