1 /* 2 * (C) Copyright 2003 - 2004 3 * Sysgo Real-Time Solutions, AG <www.elinos.com> 4 * Pavel Bartusek <pba@sysgo.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 /* 10 * Reiserfs support 11 */ 12 #include <common.h> 13 #include <config.h> 14 #include <command.h> 15 #include <image.h> 16 #include <linux/ctype.h> 17 #include <asm/byteorder.h> 18 #include <reiserfs.h> 19 #include <part.h> 20 21 #ifndef CONFIG_DOS_PARTITION 22 #error DOS partition support must be selected 23 #endif 24 25 /* #define REISER_DEBUG */ 26 27 #ifdef REISER_DEBUG 28 #define PRINTF(fmt,args...) printf (fmt ,##args) 29 #else 30 #define PRINTF(fmt,args...) 31 #endif 32 33 int do_reiserls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 34 { 35 char *filename = "/"; 36 int dev, part; 37 block_dev_desc_t *dev_desc=NULL; 38 disk_partition_t info; 39 40 if (argc < 3) 41 return CMD_RET_USAGE; 42 43 part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1); 44 if (part < 0) 45 return 1; 46 47 if (argc == 4) { 48 filename = argv[3]; 49 } 50 51 dev = dev_desc->dev; 52 PRINTF("Using device %s %d:%d, directory: %s\n", argv[1], dev, part, filename); 53 54 reiserfs_set_blk_dev(dev_desc, &info); 55 56 if (!reiserfs_mount(info.size)) { 57 printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part); 58 return 1; 59 } 60 61 if (reiserfs_ls (filename)) { 62 printf ("** Error reiserfs_ls() **\n"); 63 return 1; 64 }; 65 66 return 0; 67 } 68 69 U_BOOT_CMD( 70 reiserls, 4, 1, do_reiserls, 71 "list files in a directory (default /)", 72 "<interface> <dev[:part]> [directory]\n" 73 " - list files from 'dev' on 'interface' in a 'directory'" 74 ); 75 76 /****************************************************************************** 77 * Reiserfs boot command intepreter. Derived from diskboot 78 */ 79 int do_reiserload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 80 { 81 char *filename = NULL; 82 int dev, part; 83 ulong addr = 0, filelen; 84 disk_partition_t info; 85 block_dev_desc_t *dev_desc = NULL; 86 unsigned long count; 87 char *addr_str; 88 89 switch (argc) { 90 case 3: 91 addr_str = getenv("loadaddr"); 92 if (addr_str != NULL) { 93 addr = simple_strtoul (addr_str, NULL, 16); 94 } else { 95 addr = CONFIG_SYS_LOAD_ADDR; 96 } 97 filename = getenv ("bootfile"); 98 count = 0; 99 break; 100 case 4: 101 addr = simple_strtoul (argv[3], NULL, 16); 102 filename = getenv ("bootfile"); 103 count = 0; 104 break; 105 case 5: 106 addr = simple_strtoul (argv[3], NULL, 16); 107 filename = argv[4]; 108 count = 0; 109 break; 110 case 6: 111 addr = simple_strtoul (argv[3], NULL, 16); 112 filename = argv[4]; 113 count = simple_strtoul (argv[5], NULL, 16); 114 break; 115 116 default: 117 return CMD_RET_USAGE; 118 } 119 120 if (!filename) { 121 puts ("\n** No boot file defined **\n"); 122 return 1; 123 } 124 125 part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1); 126 if (part < 0) 127 return 1; 128 129 dev = dev_desc->dev; 130 131 printf("Loading file \"%s\" from %s device %d%c%c\n", 132 filename, argv[1], dev, 133 part ? ':' : ' ', part ? part + '0' : ' '); 134 135 reiserfs_set_blk_dev(dev_desc, &info); 136 137 if (!reiserfs_mount(info.size)) { 138 printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part); 139 return 1; 140 } 141 142 filelen = reiserfs_open(filename); 143 if (filelen < 0) { 144 printf("** File not found %s **\n", filename); 145 return 1; 146 } 147 if ((count < filelen) && (count != 0)) { 148 filelen = count; 149 } 150 151 if (reiserfs_read((char *)addr, filelen) != filelen) { 152 printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part); 153 return 1; 154 } 155 156 /* Loading ok, update default load address */ 157 load_addr = addr; 158 159 printf ("\n%ld bytes read\n", filelen); 160 setenv_hex("filesize", filelen); 161 162 return filelen; 163 } 164 165 U_BOOT_CMD( 166 reiserload, 6, 0, do_reiserload, 167 "load binary file from a Reiser filesystem", 168 "<interface> <dev[:part]> [addr] [filename] [bytes]\n" 169 " - load binary file 'filename' from 'dev' on 'interface'\n" 170 " to address 'addr' from dos filesystem" 171 ); 172