1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2010-2012 Semihalf. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD$"); 31 32#include <stdio.h> 33#include <stdlib.h> 34#include <stdint.h> 35#include <string.h> 36#include <libgeom.h> 37#include <sys/disk.h> 38#include <dev/nand/nand_dev.h> 39#include "nandtool.h" 40 41int nand_info(struct cmd_param *params) 42{ 43 struct chip_param_io chip_params; 44 int fd = -1, ret = 0; 45 int block_size; 46 off_t chip_size, media_size; 47 const char *dev; 48 49 if ((dev = param_get_string(params, "dev")) == NULL) { 50 fprintf(stderr, "Please supply 'dev' parameter, eg. " 51 "'dev=/dev/gnand0'\n"); 52 return (1); 53 } 54 55 if ((fd = g_open(dev, 1)) == -1) { 56 perrorf("Cannot open %s", dev); 57 return (1); 58 } 59 60 if (ioctl(fd, NAND_IO_GET_CHIP_PARAM, &chip_params) == -1) { 61 perrorf("Cannot ioctl(NAND_IO_GET_CHIP_PARAM)"); 62 ret = 1; 63 goto out; 64 } 65 66 if (ioctl(fd, DIOCGMEDIASIZE, &media_size) == -1) { 67 perrorf("Cannot ioctl(DIOCGMEDIASIZE)"); 68 ret = 1; 69 goto out; 70 } 71 72 block_size = chip_params.page_size * chip_params.pages_per_block; 73 chip_size = block_size * chip_params.blocks; 74 75 printf("Device:\t\t\t%s\n", dev); 76 printf("Page size:\t\t%d bytes\n", chip_params.page_size); 77 printf("Block size:\t\t%d bytes (%d KB)\n", block_size, 78 block_size / 1024); 79 printf("OOB size per page:\t%d bytes\n", chip_params.oob_size); 80 printf("Chip size:\t\t%jd MB\n", (uintmax_t)(chip_size / 1024 / 1024)); 81 printf("Slice size:\t\t%jd MB\n", 82 (uintmax_t)(media_size / 1024 / 1024)); 83 84out: 85 g_close(fd); 86 87 return (ret); 88} 89