1/* $NetBSD: diskutil.c,v 1.4 2008/04/28 20:23:18 martin Exp $ */ 2 3/*- 4 * Copyright (c) 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <lib/libsa/stand.h> 33#include <lib/libsa/ufs.h> 34#include <lib/libkern/libkern.h> 35 36#include <machine/pdinfo.h> 37#include <machine/vtoc.h> 38#include <machine/bfs.h> 39 40#include "cmd.h" 41#include "local.h" 42 43struct pdinfo_sector pdinfo; 44struct vtoc_sector vtoc; 45int vtoc_readed; 46 47void bfs_ls(void); 48 49int 50cmd_disklabel(int argc, char *argp[], int interactive) 51{ 52 struct ux_partition *partition; 53 int i; 54 55 if (!read_vtoc()) 56 return 1; 57 58 partition = vtoc.partition; 59 printf("Tag\tFlags\tStart\tCount\n"); 60 for (i = 0; i < VTOC_MAXPARTITIONS; i++, partition++) 61 printf(" %d %d %d\t%d\t%d\n", i, partition->tag, 62 partition->flags, partition->start_sector, 63 partition->nsectors); 64 65 return 0; 66} 67 68int 69cmd_ls(int argc, char *argp[], int interactive) 70{ 71 int i; 72 73 if (argc < 2) { 74 printf("ls partition\n"); 75 return 1; 76 } 77 78 if (!read_vtoc()) 79 return 1; 80 81 i = strtoul(argp[1], 0, 0); 82 if (i < 0 || i >= VTOC_MAXPARTITIONS) 83 return 1; 84 85 if (!device_attach(-1, -1, i)) 86 return 1; 87 switch (fstype(i)) { 88 case FSTYPE_BFS: 89 bfs_ls(); 90 break; 91 default: 92 ls("/"); 93 break; 94 } 95 96 return 0; 97} 98 99void 100bfs_ls(void) 101{ 102 struct bfs *bfs; 103 struct bfs_dirent *file; 104 struct bfs_inode *inode; 105 int i; 106 107 if (!DEVICE_CAPABILITY.disk_enabled) 108 return; 109 110 if (bfs_init(&bfs) != 0) 111 return; 112 113 for (file = bfs->dirent, i = 0; i < bfs->max_dirent; i++, file++) { 114 if (file->inode != 0) { 115 inode = &bfs->inode[file->inode - BFS_ROOT_INODE]; 116 printf("%s\t%d (%d-%d)\n", file->name, 117 bfs_file_size(inode), inode->start_sector, 118 inode->end_sector); 119 } 120 } 121 122 bfs_fini(bfs); 123} 124 125int 126fstype(int partition) 127{ 128 struct ux_partition *p; 129 130 if (!read_vtoc()) 131 return -1; 132 133 if (partition < 0 || partition >= VTOC_MAXPARTITIONS) 134 return -1; 135 136 p = &vtoc.partition[partition]; 137 if (p->tag == VTOC_TAG_STAND) 138 return FSTYPE_BFS; 139 140 if ((p->flags & VTOC_FLAG_UNMOUNT) == 0) 141 return FSTYPE_UFS; /* possibly */ 142 143 return -1; 144} 145 146bool 147find_partition_start(int partition, int *sector) 148{ 149 150 if (!read_vtoc()) 151 return false; 152 153 *sector = pdinfo.logical_sector + 154 vtoc.partition[partition].start_sector; 155 printf("[partition=%d, start sector=%d]", partition, *sector); 156 157 return true; 158} 159 160bool 161read_vtoc(void) 162{ 163 164 if (!DEVICE_CAPABILITY.disk_enabled) 165 return false; 166 167 if (vtoc_readed) 168 return true; 169 170 if (!pdinfo_sector(0, &pdinfo)) { 171 printf("no PDINFO\n"); 172 return false; 173 } 174 175 if (!vtoc_sector(0, &vtoc, pdinfo.logical_sector)) { 176 printf("no VTOC\n"); 177 return false; 178 } 179 vtoc_readed = true; 180 181 return true; 182} 183