| 1 | /* |
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| 2 | * This file is part of the flashrom project. |
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| 3 | * |
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| 4 | * Copyright (C) 2000 Silicon Integrated System Corporation |
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| 5 | * Copyright (C) 2004 Tyan Corp <yhlu@tyan.com> |
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| 6 | * Copyright (C) 2005-2008 coresystems GmbH |
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| 7 | * Copyright (C) 2008,2009,2010 Carl-Daniel Hailfinger |
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| 8 | * |
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| 9 | * This program is free software; you can redistribute it and/or modify |
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| 10 | * it under the terms of the GNU General Public License as published by |
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| 11 | * the Free Software Foundation; either version 2 of the License, or |
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| 12 | * (at your option) any later version. |
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| 13 | * |
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| 14 | * This program is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this program; if not, write to the Free Software |
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| 21 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 22 | */ |
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| 23 | |
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| 24 | #include <stdio.h> |
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| 25 | #include <fcntl.h> |
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| 26 | #include <sys/stat.h> |
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| 27 | #include <string.h> |
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| 28 | #include <stdlib.h> |
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| 29 | #include <getopt.h> |
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| 30 | #include "flash.h" |
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| 31 | #include "flashchips.h" |
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| 32 | #include "programmer.h" |
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| 33 | |
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| 34 | #if CONFIG_INTERNAL == 1 |
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| 35 | static enum programmer default_programmer = PROGRAMMER_INTERNAL; |
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| 36 | #elif CONFIG_DUMMY == 1 |
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| 37 | static enum programmer default_programmer = PROGRAMMER_DUMMY; |
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| 38 | #else |
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| 39 | /* If neither internal nor dummy are selected, we must pick a sensible default. |
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| 40 | * Since there is no reason to prefer a particular external programmer, we fail |
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| 41 | * if more than one of them is selected. If only one is selected, it is clear |
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| 42 | * that the user wants that one to become the default. |
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| 43 | */ |
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| 44 | #if CONFIG_NIC3COM+CONFIG_NICREALTEK+CONFIG_NICNATSEMI+CONFIG_GFXNVIDIA+CONFIG_DRKAISER+CONFIG_SATASII+CONFIG_ATAHPT+CONFIG_FT2232_SPI+CONFIG_SERPROG+CONFIG_BUSPIRATE_SPI+CONFIG_DEDIPROG+CONFIG_RAYER_SPI+CONFIG_NICINTEL+CONFIG_NICINTEL_SPI+CONFIG_OGP_SPI+CONFIG_SATAMV > 1 |
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| 45 | #error Please enable either CONFIG_DUMMY or CONFIG_INTERNAL or disable support for all programmers except one. |
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| 46 | #endif |
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| 47 | static enum programmer default_programmer = |
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| 48 | #if CONFIG_NIC3COM == 1 |
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| 49 | PROGRAMMER_NIC3COM |
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| 50 | #endif |
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| 51 | #if CONFIG_NICREALTEK == 1 |
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| 52 | PROGRAMMER_NICREALTEK |
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| 53 | #endif |
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| 54 | #if CONFIG_NICNATSEMI == 1 |
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| 55 | PROGRAMMER_NICNATSEMI |
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| 56 | #endif |
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| 57 | #if CONFIG_GFXNVIDIA == 1 |
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| 58 | PROGRAMMER_GFXNVIDIA |
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| 59 | #endif |
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| 60 | #if CONFIG_DRKAISER == 1 |
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| 61 | PROGRAMMER_DRKAISER |
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| 62 | #endif |
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| 63 | #if CONFIG_SATASII == 1 |
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| 64 | PROGRAMMER_SATASII |
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| 65 | #endif |
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| 66 | #if CONFIG_ATAHPT == 1 |
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| 67 | PROGRAMMER_ATAHPT |
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| 68 | #endif |
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| 69 | #if CONFIG_FT2232_SPI == 1 |
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| 70 | PROGRAMMER_FT2232_SPI |
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| 71 | #endif |
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| 72 | #if CONFIG_SERPROG == 1 |
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| 73 | PROGRAMMER_SERPROG |
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| 74 | #endif |
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| 75 | #if CONFIG_BUSPIRATE_SPI == 1 |
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| 76 | PROGRAMMER_BUSPIRATE_SPI |
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| 77 | #endif |
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| 78 | #if CONFIG_DEDIPROG == 1 |
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| 79 | PROGRAMMER_DEDIPROG |
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| 80 | #endif |
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| 81 | #if CONFIG_RAYER_SPI == 1 |
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| 82 | PROGRAMMER_RAYER_SPI |
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| 83 | #endif |
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| 84 | #if CONFIG_NICINTEL == 1 |
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| 85 | PROGRAMMER_NICINTEL |
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| 86 | #endif |
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| 87 | #if CONFIG_NICINTEL_SPI == 1 |
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| 88 | PROGRAMMER_NICINTEL_SPI |
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| 89 | #endif |
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| 90 | #if CONFIG_OGP_SPI == 1 |
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| 91 | PROGRAMMER_OGP_SPI |
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| 92 | #endif |
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| 93 | #if CONFIG_SATAMV == 1 |
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| 94 | PROGRAMMER_SATAMV |
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| 95 | #endif |
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| 96 | #if CONFIG_LINUX_SPI == 1 |
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| 97 | PROGRAMMER_LINUX_SPI |
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| 98 | #endif |
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| 99 | ; |
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| 100 | #endif |
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| 101 | |
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| 102 | static void cli_classic_usage(const char *name) |
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| 103 | { |
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| 104 | printf("Usage: flashrom [-n] [-V] [-f] [-h|-R|-L|" |
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| 105 | #if CONFIG_PRINT_WIKI == 1 |
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| 106 | "-z|" |
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| 107 | #endif |
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| 108 | "-E|-r <file>|-w <file>|-v <file>]\n" |
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| 109 | " [-c <chipname>] [-l <file>]\n" |
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| 110 | " [-i <image>] [-p <programmername>[:<parameters>]]\n\n"); |
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| 111 | |
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| 112 | printf("Please note that the command line interface for flashrom has " |
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| 113 | "changed between\n" |
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| 114 | "0.9.1 and 0.9.2 and will change again before flashrom 1.0.\n" |
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| 115 | "Do not use flashrom in scripts or other automated tools " |
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| 116 | "without checking\n" |
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| 117 | "that your flashrom version won't interpret options in a " |
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| 118 | "different way.\n\n"); |
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| 119 | |
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| 120 | printf(" -h | --help print this help text\n" |
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| 121 | " -R | --version print version (release)\n" |
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| 122 | " -r | --read <file> read flash and save to " |
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| 123 | "<file>\n" |
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| 124 | " -w | --write <file> write <file> to flash\n" |
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| 125 | " -v | --verify <file> verify flash against " |
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| 126 | "<file>\n" |
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| 127 | " -E | --erase erase flash device\n" |
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| 128 | " -V | --verbose more verbose output\n" |
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| 129 | " -c | --chip <chipname> probe only for specified " |
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| 130 | "flash chip\n" |
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| 131 | " -f | --force force specific operations " |
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| 132 | "(see man page)\n" |
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| 133 | " -n | --noverify don't auto-verify\n" |
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| 134 | " -l | --layout <file> read ROM layout from " |
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| 135 | "<file>\n" |
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| 136 | " -i | --image <name> only flash image <name> " |
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| 137 | "from flash layout\n" |
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| 138 | " -L | --list-supported print supported devices\n" |
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| 139 | #if CONFIG_PRINT_WIKI == 1 |
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| 140 | " -z | --list-supported-wiki print supported devices " |
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| 141 | "in wiki syntax\n" |
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| 142 | #endif |
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| 143 | " -p | --programmer <name>[:<param>] specify the programmer " |
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| 144 | "device\n"); |
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| 145 | |
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| 146 | list_programmers_linebreak(37, 80, 1); |
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| 147 | printf("\nYou can specify one of -h, -R, -L, " |
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| 148 | #if CONFIG_PRINT_WIKI == 1 |
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| 149 | "-z, " |
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| 150 | #endif |
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| 151 | "-E, -r, -w, -v or no operation.\n" |
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| 152 | "If no operation is specified, flashrom will only probe for " |
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| 153 | "flash chips.\n\n"); |
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| 154 | } |
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| 155 | |
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| 156 | static void cli_classic_abort_usage(void) |
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| 157 | { |
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| 158 | printf("Please run \"flashrom --help\" for usage info.\n"); |
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| 159 | exit(1); |
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| 160 | } |
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| 161 | |
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| 162 | int main(int argc, char *argv[]) |
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| 163 | { |
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| 164 | unsigned long size; |
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| 165 | /* Probe for up to three flash chips. */ |
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| 166 | const struct flashchip *flash; |
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| 167 | struct flashctx flashes[3]; |
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| 168 | struct flashctx *fill_flash; |
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| 169 | const char *name; |
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| 170 | int namelen, opt, i, j; |
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| 171 | int startchip = 0, chipcount = 0, option_index = 0, force = 0; |
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| 172 | #if CONFIG_PRINT_WIKI == 1 |
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| 173 | int list_supported_wiki = 0; |
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| 174 | #endif |
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| 175 | int read_it = 0, write_it = 0, erase_it = 0, verify_it = 0; |
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| 176 | int dont_verify_it = 0, list_supported = 0, operation_specified = 0; |
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| 177 | enum programmer prog = PROGRAMMER_INVALID; |
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| 178 | int ret = 0; |
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| 179 | |
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| 180 | static const char optstring[] = "r:Rw:v:nVEfc:l:i:p:Lzh"; |
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| 181 | static const struct option long_options[] = { |
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| 182 | {"read", 1, NULL, 'r'}, |
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| 183 | {"write", 1, NULL, 'w'}, |
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| 184 | {"erase", 0, NULL, 'E'}, |
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| 185 | {"verify", 1, NULL, 'v'}, |
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| 186 | {"noverify", 0, NULL, 'n'}, |
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| 187 | {"chip", 1, NULL, 'c'}, |
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| 188 | {"verbose", 0, NULL, 'V'}, |
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| 189 | {"force", 0, NULL, 'f'}, |
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| 190 | {"layout", 1, NULL, 'l'}, |
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| 191 | {"image", 1, NULL, 'i'}, |
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| 192 | {"list-supported", 0, NULL, 'L'}, |
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| 193 | {"list-supported-wiki", 0, NULL, 'z'}, |
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| 194 | {"programmer", 1, NULL, 'p'}, |
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| 195 | {"help", 0, NULL, 'h'}, |
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| 196 | {"version", 0, NULL, 'R'}, |
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| 197 | {NULL, 0, NULL, 0}, |
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| 198 | }; |
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| 199 | |
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| 200 | char *filename = NULL; |
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| 201 | char *layoutfile = NULL; |
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| 202 | char *tempstr = NULL; |
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| 203 | char *pparam = NULL; |
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| 204 | |
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| 205 | print_version(); |
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| 206 | print_banner(); |
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| 207 | |
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| 208 | if (selfcheck()) |
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| 209 | exit(1); |
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| 210 | |
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| 211 | setbuf(stdout, NULL); |
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| 212 | /* FIXME: Delay all operation_specified checks until after command |
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| 213 | * line parsing to allow --help overriding everything else. |
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| 214 | */ |
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| 215 | while ((opt = getopt_long(argc, argv, optstring, |
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| 216 | long_options, &option_index)) != EOF) { |
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| 217 | switch (opt) { |
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| 218 | case 'r': |
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| 219 | if (++operation_specified > 1) { |
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| 220 | fprintf(stderr, "More than one operation " |
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| 221 | "specified. Aborting.\n"); |
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| 222 | cli_classic_abort_usage(); |
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| 223 | } |
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| 224 | filename = strdup(optarg); |
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| 225 | read_it = 1; |
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| 226 | break; |
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| 227 | case 'w': |
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| 228 | if (++operation_specified > 1) { |
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| 229 | fprintf(stderr, "More than one operation " |
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| 230 | "specified. Aborting.\n"); |
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| 231 | cli_classic_abort_usage(); |
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| 232 | } |
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| 233 | filename = strdup(optarg); |
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| 234 | write_it = 1; |
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| 235 | break; |
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| 236 | case 'v': |
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| 237 | //FIXME: gracefully handle superfluous -v |
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| 238 | if (++operation_specified > 1) { |
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| 239 | fprintf(stderr, "More than one operation " |
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| 240 | "specified. Aborting.\n"); |
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| 241 | cli_classic_abort_usage(); |
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| 242 | } |
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| 243 | if (dont_verify_it) { |
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| 244 | fprintf(stderr, "--verify and --noverify are" |
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| 245 | "mutually exclusive. Aborting.\n"); |
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| 246 | cli_classic_abort_usage(); |
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| 247 | } |
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| 248 | filename = strdup(optarg); |
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| 249 | verify_it = 1; |
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| 250 | break; |
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| 251 | case 'n': |
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| 252 | if (verify_it) { |
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| 253 | fprintf(stderr, "--verify and --noverify are" |
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| 254 | "mutually exclusive. Aborting.\n"); |
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| 255 | cli_classic_abort_usage(); |
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| 256 | } |
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| 257 | dont_verify_it = 1; |
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| 258 | break; |
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| 259 | case 'c': |
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| 260 | chip_to_probe = strdup(optarg); |
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| 261 | break; |
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| 262 | case 'V': |
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| 263 | verbose++; |
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| 264 | break; |
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| 265 | case 'E': |
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| 266 | if (++operation_specified > 1) { |
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| 267 | fprintf(stderr, "More than one operation " |
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| 268 | "specified. Aborting.\n"); |
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| 269 | cli_classic_abort_usage(); |
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| 270 | } |
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| 271 | erase_it = 1; |
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| 272 | break; |
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| 273 | case 'f': |
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| 274 | force = 1; |
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| 275 | break; |
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| 276 | case 'l': |
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| 277 | if (layoutfile) { |
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| 278 | fprintf(stderr, "Error: --layout specified " |
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| 279 | "more than once. Aborting.\n"); |
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| 280 | cli_classic_abort_usage(); |
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| 281 | } |
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| 282 | layoutfile = strdup(optarg); |
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| 283 | break; |
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| 284 | case 'i': |
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| 285 | tempstr = strdup(optarg); |
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| 286 | if (register_include_arg(tempstr)) |
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| 287 | cli_classic_abort_usage(); |
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| 288 | break; |
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| 289 | case 'L': |
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| 290 | if (++operation_specified > 1) { |
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| 291 | fprintf(stderr, "More than one operation " |
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| 292 | "specified. Aborting.\n"); |
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| 293 | cli_classic_abort_usage(); |
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| 294 | } |
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| 295 | list_supported = 1; |
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| 296 | break; |
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| 297 | case 'z': |
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| 298 | #if CONFIG_PRINT_WIKI == 1 |
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| 299 | if (++operation_specified > 1) { |
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| 300 | fprintf(stderr, "More than one operation " |
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| 301 | "specified. Aborting.\n"); |
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| 302 | cli_classic_abort_usage(); |
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| 303 | } |
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| 304 | list_supported_wiki = 1; |
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| 305 | #else |
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| 306 | fprintf(stderr, "Error: Wiki output was not compiled " |
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| 307 | "in. Aborting.\n"); |
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| 308 | cli_classic_abort_usage(); |
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| 309 | #endif |
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| 310 | break; |
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| 311 | case 'p': |
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| 312 | if (prog != PROGRAMMER_INVALID) { |
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| 313 | fprintf(stderr, "Error: --programmer specified " |
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| 314 | "more than once. You can separate " |
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| 315 | "multiple\nparameters for a programmer " |
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| 316 | "with \",\". Please see the man page " |
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| 317 | "for details.\n"); |
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| 318 | cli_classic_abort_usage(); |
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| 319 | } |
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| 320 | for (prog = 0; prog < PROGRAMMER_INVALID; prog++) { |
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| 321 | name = programmer_table[prog].name; |
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| 322 | namelen = strlen(name); |
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| 323 | if (strncmp(optarg, name, namelen) == 0) { |
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| 324 | switch (optarg[namelen]) { |
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| 325 | case ':': |
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| 326 | pparam = strdup(optarg + namelen + 1); |
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| 327 | if (!strlen(pparam)) { |
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| 328 | free(pparam); |
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| 329 | pparam = NULL; |
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| 330 | } |
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| 331 | break; |
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| 332 | case '\0': |
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| 333 | break; |
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| 334 | default: |
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| 335 | /* The continue refers to the |
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| 336 | * for loop. It is here to be |
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| 337 | * able to differentiate between |
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| 338 | * foo and foobar. |
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| 339 | */ |
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| 340 | continue; |
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| 341 | } |
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| 342 | break; |
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| 343 | } |
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| 344 | } |
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| 345 | if (prog == PROGRAMMER_INVALID) { |
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| 346 | fprintf(stderr, "Error: Unknown programmer " |
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| 347 | "%s.\n", optarg); |
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| 348 | cli_classic_abort_usage(); |
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| 349 | } |
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| 350 | break; |
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| 351 | case 'R': |
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| 352 | /* print_version() is always called during startup. */ |
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| 353 | if (++operation_specified > 1) { |
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| 354 | fprintf(stderr, "More than one operation " |
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| 355 | "specified. Aborting.\n"); |
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| 356 | cli_classic_abort_usage(); |
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| 357 | } |
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| 358 | exit(0); |
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| 359 | break; |
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| 360 | case 'h': |
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| 361 | if (++operation_specified > 1) { |
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| 362 | fprintf(stderr, "More than one operation " |
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| 363 | "specified. Aborting.\n"); |
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| 364 | cli_classic_abort_usage(); |
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| 365 | } |
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| 366 | cli_classic_usage(argv[0]); |
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| 367 | exit(0); |
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| 368 | break; |
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| 369 | default: |
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| 370 | cli_classic_abort_usage(); |
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| 371 | break; |
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| 372 | } |
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| 373 | } |
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| 374 | |
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| 375 | if (optind < argc) { |
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| 376 | fprintf(stderr, "Error: Extra parameter found.\n"); |
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| 377 | cli_classic_abort_usage(); |
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| 378 | } |
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| 379 | |
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| 380 | /* FIXME: Print the actions flashrom will take. */ |
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| 381 | |
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| 382 | if (list_supported) { |
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| 383 | print_supported(); |
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| 384 | exit(0); |
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| 385 | } |
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| 386 | |
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| 387 | #if CONFIG_PRINT_WIKI == 1 |
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| 388 | if (list_supported_wiki) { |
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| 389 | print_supported_wiki(); |
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| 390 | exit(0); |
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| 391 | } |
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| 392 | #endif |
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| 393 | |
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| 394 | if (layoutfile && read_romlayout(layoutfile)) |
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| 395 | cli_classic_abort_usage(); |
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| 396 | if (process_include_args()) |
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| 397 | cli_classic_abort_usage(); |
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| 398 | |
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| 399 | /* Does a chip with the requested name exist in the flashchips array? */ |
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| 400 | if (chip_to_probe) { |
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| 401 | for (flash = flashchips; flash && flash->name; flash++) |
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| 402 | if (!strcmp(flash->name, chip_to_probe)) |
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| 403 | break; |
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| 404 | if (!flash || !flash->name) { |
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| 405 | fprintf(stderr, "Error: Unknown chip '%s' specified.\n", |
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| 406 | chip_to_probe); |
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| 407 | printf("Run flashrom -L to view the hardware supported " |
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| 408 | "in this flashrom version.\n"); |
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| 409 | exit(1); |
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| 410 | } |
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| 411 | /* Clean up after the check. */ |
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| 412 | flash = NULL; |
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| 413 | } |
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| 414 | |
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| 415 | if (prog == PROGRAMMER_INVALID) |
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| 416 | prog = default_programmer; |
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| 417 | |
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| 418 | /* FIXME: Delay calibration should happen in programmer code. */ |
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| 419 | myusec_calibrate_delay(); |
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| 420 | |
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| 421 | if (programmer_init(prog, pparam)) { |
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| 422 | fprintf(stderr, "Error: Programmer initialization failed.\n"); |
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| 423 | ret = 1; |
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| 424 | goto out_shutdown; |
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| 425 | } |
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| 426 | tempstr = flashbuses_to_text(get_buses_supported()); |
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| 427 | msg_pdbg("The following protocols are supported: %s.\n", |
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| 428 | tempstr); |
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| 429 | free(tempstr); |
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| 430 | |
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| 431 | for (j = 0; j < registered_programmer_count; j++) { |
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| 432 | startchip = 0; |
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| 433 | while (chipcount < ARRAY_SIZE(flashes)) { |
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| 434 | startchip = probe_flash(®istered_programmers[j], |
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| 435 | startchip, |
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| 436 | &flashes[chipcount], 0); |
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| 437 | if (startchip == -1) |
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| 438 | break; |
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| 439 | chipcount++; |
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| 440 | startchip++; |
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| 441 | } |
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| 442 | } |
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| 443 | |
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| 444 | if (chipcount > 1) { |
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| 445 | printf("Multiple flash chips were detected: \"%s\"", |
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| 446 | flashes[0].name); |
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| 447 | for (i = 1; i < chipcount; i++) |
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| 448 | printf(", \"%s\"", flashes[i].name); |
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| 449 | printf("\nPlease specify which chip to use with the " |
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| 450 | "-c <chipname> option.\n"); |
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| 451 | ret = 1; |
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| 452 | goto out_shutdown; |
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| 453 | } else if (!chipcount) { |
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| 454 | printf("No EEPROM/flash device found.\n"); |
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| 455 | if (!force || !chip_to_probe) { |
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| 456 | printf("Note: flashrom can never write if the flash " |
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| 457 | "chip isn't found automatically.\n"); |
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| 458 | } |
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| 459 | #if 0 // FIXME: What happens for a forced chip read if multiple compatible programmers are registered? |
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| 460 | if (force && read_it && chip_to_probe) { |
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| 461 | printf("Force read (-f -r -c) requested, pretending " |
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| 462 | "the chip is there:\n"); |
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| 463 | startchip = probe_flash(0, &flashes[0], 1); |
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| 464 | if (startchip == -1) { |
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| 465 | printf("Probing for flash chip '%s' failed.\n", |
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| 466 | chip_to_probe); |
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| 467 | ret = 1; |
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| 468 | goto out_shutdown; |
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| 469 | } |
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| 470 | printf("Please note that forced reads most likely " |
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| 471 | "contain garbage.\n"); |
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| 472 | return read_flash_to_file(&flashes[0], filename); |
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| 473 | } |
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| 474 | #endif |
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| 475 | ret = 1; |
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| 476 | goto out_shutdown; |
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| 477 | } else if (!chip_to_probe) { |
|---|
| 478 | /* repeat for convenience when looking at foreign logs */ |
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| 479 | tempstr = flashbuses_to_text(flashes[0].bustype); |
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| 480 | msg_gdbg("Found %s flash chip \"%s\" (%d kB, %s).\n", |
|---|
| 481 | flashes[0].vendor, flashes[0].name, |
|---|
| 482 | flashes[0].total_size, tempstr); |
|---|
| 483 | free(tempstr); |
|---|
| 484 | } |
|---|
| 485 | |
|---|
| 486 | fill_flash = &flashes[0]; |
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| 487 | |
|---|
| 488 | check_chip_supported(fill_flash); |
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| 489 | |
|---|
| 490 | size = fill_flash->total_size * 1024; |
|---|
| 491 | if (check_max_decode(fill_flash->pgm->buses_supported & fill_flash->bustype, size) && |
|---|
| 492 | (!force)) { |
|---|
| 493 | fprintf(stderr, "Chip is too big for this programmer " |
|---|
| 494 | "(-V gives details). Use --force to override.\n"); |
|---|
| 495 | ret = 1; |
|---|
| 496 | goto out_shutdown; |
|---|
| 497 | } |
|---|
| 498 | |
|---|
| 499 | if (!(read_it | write_it | verify_it | erase_it)) { |
|---|
| 500 | printf("No operations were specified.\n"); |
|---|
| 501 | goto out_shutdown; |
|---|
| 502 | } |
|---|
| 503 | |
|---|
| 504 | if (!filename && !erase_it) { |
|---|
| 505 | printf("Error: No filename specified.\n"); |
|---|
| 506 | ret = 1; |
|---|
| 507 | goto out_shutdown; |
|---|
| 508 | } |
|---|
| 509 | |
|---|
| 510 | /* Always verify write operations unless -n is used. */ |
|---|
| 511 | if (write_it && !dont_verify_it) |
|---|
| 512 | verify_it = 1; |
|---|
| 513 | |
|---|
| 514 | /* FIXME: We should issue an unconditional chip reset here. This can be |
|---|
| 515 | * done once we have a .reset function in struct flashchip. |
|---|
| 516 | * Give the chip time to settle. |
|---|
| 517 | */ |
|---|
| 518 | programmer_delay(100000); |
|---|
| 519 | return doit(fill_flash, force, filename, read_it, write_it, erase_it, verify_it); |
|---|
| 520 | |
|---|
| 521 | out_shutdown: |
|---|
| 522 | programmer_shutdown(); |
|---|
| 523 | return ret; |
|---|
| 524 | } |
|---|