diff options
Diffstat (limited to 'ubi-utils/sort-me-out/bin2nand.c')
-rw-r--r-- | ubi-utils/sort-me-out/bin2nand.c | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/ubi-utils/sort-me-out/bin2nand.c b/ubi-utils/sort-me-out/bin2nand.c deleted file mode 100644 index 83f50cc..0000000 --- a/ubi-utils/sort-me-out/bin2nand.c +++ /dev/null @@ -1,366 +0,0 @@ -/* - * Copyright (c) International Business Machines Corp., 2007 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See - * the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Author: Oliver Lohmann - */ - -/* - * Create a flashable NAND image from a binary image - * - * History: - * 1.0 Initial release (tglx) - * 1.1 Understands hex and dec input parameters (tglx) - * 1.2 Generates separated OOB data, if needed. (oloh) - * 1.3 Padds data/oob to a given size. (oloh) - * 1.4 Removed argp because we want to use uClibc. - * 1.5 Minor cleanup - * 1.6 Written variable not initialized (-j did not work) (haver) - * 1.7 Made NAND ECC layout configurable (haver) - */ - -#include <unistd.h> -#include <stdio.h> -#include <stdint.h> -#include <stdlib.h> -#include <string.h> -#include <fcntl.h> -#include <getopt.h> -#include <unistd.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <errno.h> - -#include "error.h" -#include "config.h" -#include "nandecc.h" -#include "ecclayouts.h" - -#define PROGRAM_VERSION "1.7" - -#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) - -#define CHECK_ENDP(option, endp) do { \ - if (*endp) { \ - fprintf(stderr, \ - "Parse error option \'%s\'. " \ - "No correct numeric value.\n" \ - , option); \ - exit(EXIT_FAILURE); \ - } \ -} while(0) - -typedef enum action_t { - ACT_NORMAL = 0x00000001, -} action_t; - -#define PAGESIZE 2048 -#define PADDING 0 /* 0 means, do not adjust anything */ -#define BUFSIZE 4096 - -static char doc[] = "\nVersion: " PROGRAM_VERSION "\n" - "bin2nand - a tool for adding OOB information to a " - "binary input file.\n"; - -static const char *optionsstr = -" -c, --copyright Print copyright informatoin.\n" -" -j, --padding=<num> Padding in Byte/Mi/ki. Default = no padding\n" -" -l, --ecc-placement=<MTD,IBM> OOB placement scheme (default is IBM).\n" -" -p, --pagesize=<num> Pagesize in Byte/Mi/ki. Default = 2048\n" -" -o, --output=<fname> Output filename. Interleaved Data/OOB if\n" -" output-oob not specified.\n" -" -q, --output-oob=<fname> Write OOB data in separate file.\n" -" -?, --help Give this help list\n" -" --usage Give a short usage message\n" -" -V, --version Print program version\n"; - -static const char *usage = -"Usage: bin2nand [-c?V] [-j <num>] [-p <num>] [-o <fname>] [-q <fname>]\n" -" [--copyright] [--padding=<num>] [--pagesize=<num>]\n" -" [--output=<fname>] [--output-oob=<fname>] [--help] [--usage]\n" -" [--version]\n"; - -struct option long_options[] = { - { .name = "copyright", .has_arg = 0, .flag = NULL, .val = 'c' }, - { .name = "padding", .has_arg = 1, .flag = NULL, .val = 'j' }, - { .name = "pagesize", .has_arg = 1, .flag = NULL, .val = 'p' }, - { .name = "output", .has_arg = 1, .flag = NULL, .val = 'o' }, - { .name = "output-oob", .has_arg = 1, .flag = NULL, .val = 'q' }, - { .name = "ecc-layout", .has_arg = 1, .flag = NULL, .val = 'l' }, - { .name = "help", .has_arg = 0, .flag = NULL, .val = '?' }, - { .name = "usage", .has_arg = 0, .flag = NULL, .val = 0 }, - { .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' }, - { NULL, 0, NULL, 0} -}; - -#define __unused __attribute__((unused)) -static const char copyright [] __unused = "Copyright IBM Corp. 2007"; - -struct args { - action_t action; - - size_t pagesize; - size_t oobsize; - size_t padding; - - FILE* fp_in; - const char *file_out_data; /* Either: Data and OOB interleaved - or plain data */ - const char *file_out_oob; /* OOB Data only. */ - struct nand_ecclayout *nand_oob; - - /* special stuff needed to get additional arguments */ - char *arg1; - char **options; /* [STRING...] */ -}; - - -static int ustrtoull(const char *cp, char **endp, unsigned int base) -{ - unsigned long long res = strtoull(cp, endp, base); - - switch (**endp) { - case 'G': - res *= 1024; - case 'M': - res *= 1024; - case 'k': - case 'K': - res *= 1024; - /* "Ki", "ki", "Mi" or "Gi" are to be used. */ - if ((*endp)[1] == 'i') - (*endp) += 2; - } - return res; -} - -static int -parse_opt(int argc, char **argv, struct args *args) -{ - const char *ecc_layout = NULL; - unsigned int i, oob_idx = 0; - char* endp; - - while (1) { - int key; - - key = getopt_long(argc, argv, "cj:l:p:o:q:?V", long_options, NULL); - if (key == -1) - break; - - switch (key) { - case 'p': /* pagesize */ - args->pagesize = (size_t) - ustrtoull(optarg, &endp, 0); - CHECK_ENDP("p", endp); - break; - case 'j': /* padding */ - args->padding = (size_t) - ustrtoull(optarg, &endp, 0); - CHECK_ENDP("j", endp); - break; - case 'o': /* output */ - args->file_out_data = optarg; - break; - case 'q': /* output oob */ - args->file_out_oob = optarg; - break; - case 'l': /* --ecc-layout=<...> */ - ecc_layout = optarg; - break; - case '?': /* help */ - printf("%s%s", doc, optionsstr); - exit(0); - break; - case 'V': - printf("%s\n", PROGRAM_VERSION); - exit(0); - break; - case 'c': - printf("%s\n", copyright); - exit(0); - default: - printf("%s", usage); - exit(-1); - } - } - - if (optind < argc) { - args->fp_in = fopen(argv[optind++], "rb"); - if ((args->fp_in) == NULL) { - err_quit("Cannot open file %s for input\n", - argv[optind++]); - } - } - - switch (args->pagesize) { - case 512: args->oobsize = 16; oob_idx = 0; break; - case 2048: args->oobsize = 64; oob_idx = 1; break; - default: - err_msg("Unsupported page size: %d\n", args->pagesize); - return -EINVAL; - } - - /* Figure out correct oob layout if it differs from default */ - if (ecc_layout) { - for (i = 0; i < ARRAY_SIZE(oob_placement); i++) - if (strcmp(ecc_layout, oob_placement[i].name) == 0) - args->nand_oob = - oob_placement[i].nand_oob[oob_idx]; - } - return 0; -} - -static int -process_page(struct args *args, uint8_t *buf, FILE *fp_data, FILE *fp_oob, - size_t *written) -{ - int eccpoi; - size_t i; - uint8_t oobbuf[64]; - uint8_t ecc_code[3] = { 0, }; /* temp */ - - /* Calculate ECC for each subpage of 256 bytes */ - memset(oobbuf, 0xff, sizeof(oobbuf)); - for (eccpoi = 0, i = 0; i < args->pagesize; i += 256, eccpoi += 3) { - int j; - nand_calculate_ecc(&buf[i], ecc_code); - for (j = 0; j < 3; j++) - oobbuf[args->nand_oob->eccpos[eccpoi + j]] = ecc_code[j]; - } - - /* write data */ - *written += fwrite(buf, 1, args->pagesize, fp_data); - - /* either separate oob or interleave with data */ - if (fp_oob) { - i = fwrite(oobbuf, 1, args->oobsize, fp_oob); - if (ferror(fp_oob)) { - err_msg("IO error\n"); - return -EIO; - } - } - else { - i = fwrite(oobbuf, 1, args->oobsize, fp_data); - if (ferror(fp_data)) { - err_msg("IO error\n"); - return -EIO; - } - } - - return 0; -} - -int main (int argc, char** argv) -{ - int rc = -1; - int res = 0; - size_t written = 0, read; - struct args args = { - .action = ACT_NORMAL, - .pagesize = PAGESIZE, - .padding = PADDING, - .fp_in = NULL, - .file_out_data = NULL, - .file_out_oob = NULL, - .nand_oob = &ibm_nand_oob_64, - }; - - FILE* fp_out_data = stdout; - FILE* fp_out_oob = NULL; - - parse_opt(argc, argv, &args); - - uint8_t* buf = calloc(1, BUFSIZE); - if (!buf) { - err_quit("Cannot allocate page buffer.\n"); - } - - if (!args.fp_in) { - err_msg("No input image specified!\n"); - goto err; - } - - if (args.file_out_data) { - fp_out_data = fopen(args.file_out_data, "wb"); - if (fp_out_data == NULL) { - err_sys("Cannot open file %s for output\n", - args.file_out_data); - goto err; - } - } - - if (args.file_out_oob) { - fp_out_oob = fopen(args.file_out_oob, "wb"); - if (fp_out_oob == NULL) { - err_sys("Cannot open file %s for output\n", - args.file_out_oob); - goto err; - } - } - - - while(1) { - read = fread(buf, 1, args.pagesize, args.fp_in); - if (feof(args.fp_in) && read == 0) - break; - - if (read < args.pagesize) { - err_msg("Image not page aligned\n"); - goto err; - } - - if (ferror(args.fp_in)) { - err_msg("Read error\n"); - goto err; - } - - res = process_page(&args, buf, fp_out_data, fp_out_oob, - &written); - if (res != 0) - goto err; - } - - while (written < args.padding) { - memset(buf, 0xff, args.pagesize); - res = process_page(&args, buf, fp_out_data, fp_out_oob, - &written); - if (res != 0) - goto err; - } - - rc = 0; -err: - free(buf); - - if (args.fp_in) - fclose(args.fp_in); - - if (fp_out_oob) - fclose(fp_out_oob); - - if (fp_out_data && fp_out_data != stdout) - fclose(fp_out_data); - - if (rc != 0) { - err_msg("Error during conversion. rc: %d\n", rc); - if (args.file_out_data) - remove(args.file_out_data); - if (args.file_out_oob) - remove(args.file_out_oob); - } - return rc; -} |