/* * pnc2000.c - mapper for Photron PNC-2000 board. * * Copyright (C) 2000 Crossnet Co. <info@crossnet.co.jp> * * This code is GPL * * $Id: pnc2000.c,v 1.18 2005/11/07 11:14:28 gleixner Exp $ */ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> #define WINDOW_ADDR 0xbf000000 #define WINDOW_SIZE 0x00400000 /* * MAP DRIVER STUFF */ static struct map_info pnc_map = { .name = "PNC-2000", .size = WINDOW_SIZE, .bankwidth = 4, .phys = 0xFFFFFFFF, .virt = (void __iomem *)WINDOW_ADDR, }; /* * MTD 'PARTITIONING' STUFF */ static struct mtd_partition pnc_partitions[3] = { { .name = "PNC-2000 boot firmware", .size = 0x20000, .offset = 0 }, { .name = "PNC-2000 kernel", .size = 0x1a0000, .offset = 0x20000 }, { .name = "PNC-2000 filesystem", .size = 0x240000, .offset = 0x1c0000 } }; /* * This is the master MTD device for which all the others are just * auto-relocating aliases. */ static struct mtd_info *mymtd; static int __init init_pnc2000(void) { printk(KERN_NOTICE "Photron PNC-2000 flash mapping: %x at %x\n", WINDOW_SIZE, WINDOW_ADDR); simple_map_init(&pnc_map); mymtd = do_map_probe("cfi_probe", &pnc_map); if (mymtd) { mymtd->owner = THIS_MODULE; return add_mtd_partitions(mymtd, pnc_partitions, 3); } return -ENXIO; } static void __exit cleanup_pnc2000(void) { if (mymtd) { del_mtd_partitions(mymtd); map_destroy(mymtd); } } module_init(init_pnc2000); module_exit(cleanup_pnc2000); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Crossnet Co. <info@crossnet.co.jp>"); MODULE_DESCRIPTION("MTD map driver for Photron PNC-2000 board");