diff options
Diffstat (limited to 'src/dump.c')
-rw-r--r-- | src/dump.c | 67 |
1 files changed, 61 insertions, 6 deletions
@@ -1,6 +1,6 @@ /* * 0xFFFF - Open Free Fiasco Firmware Flasher - * Copyright (C) 2007 pancake <pancake@youterm.com> + * Copyright (C) 2007-2009 pancake <pancake@nopcode.org> * * 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 @@ -161,6 +161,7 @@ int check_badblocks(char *mtddev) unsigned char oobbuf[64]; struct nand_oobinfo old_oobinfo; struct mtd_oob_buf oob = {0, 16, oobbuf}; + /* XXX stat1 is never initialized !!! */ struct mtd_ecc_stats stat1, stat2; mtd_info_t meminfo; @@ -176,7 +177,6 @@ int check_badblocks(char *mtddev) fprintf(stderr, "Size %u, flags %u, type 0x%x\n", meminfo.size, meminfo.flags, (int)meminfo.type); - oob.length = meminfo.oobsize; for(i = 0; i < meminfo.size; i+= meminfo.writesize) { @@ -245,6 +245,7 @@ closeall: } // XXX warning ioob is not used +// isbl is used to skip bad blocks ? int nanddump(char *mtddev, unsigned long start_addr, unsigned long length, char *dumpfile, int isbl, int ioob) { unsigned char readbuf[2048]; @@ -453,22 +454,35 @@ __done: return 1; } -int is_n800() +static int is_n900() { int n800 = 0; unsigned char buf[4]; FILE *fd = fopen("/dev/mtd0", "rb"); - if (!fd) { fprintf(stderr, "Cannot open /dev/mtd0.\n"); exit(1); } - fread(buf, 4, 1,fd); + fread(buf, 4, 1, fd); if (!memcmp("\xff\xff\xff\xff", buf, 4)) n800 = 1; - fclose(fd); + return n800; +} +static int is_n800() +{ + int n800 = 0; + unsigned char buf[4]; + FILE *fd = fopen("/dev/mtd2", "rb"); + if (!fd) { + fprintf(stderr, "Cannot open /dev/mtd2.\n"); + exit(1); + } + fread(buf, 4, 1, fd); + if (!memcmp("\xff\xff\xff\xff", buf, 4)) + n800 = 1; + fclose(fd); return n800; } @@ -539,9 +553,50 @@ int dump_config() return 0; } +int reverse_extract_pieces_n900(char *dir) +{ + char reply; + chdir(dir); + printf("Device detected: n900\n"); + // Some of the values here are probably not correct + // I need a firmware to identify if the sizes of the pieces are ok + + nanddump("/dev/mtd0", 0, 0, "xloader.bin", 1, 0); // fix size? + nanddump("/dev/mtd1", 0, 0, "config.bin", 1, 0); + nanddump("/dev/mtd3", 0, 0, "nolo.bin", 0, 0); + + printf("\n\nExtract rootfs? (y/N): "); fflush(stdout); + read(0, &reply, 1); + if (reply=='y'||reply=='Y') { + //rf_extract("/dev/mtd4", 0x000000, 0x6000000, "rootfs.jffs2"); + nanddump("/dev/mtd5", 0x000000, 0, "rootfs.jffs2", 0,0); + } else printf("*** Ignoring rootfs\n"); + + printf("\n\nStrip dumped files? (y/N): "); fflush(stdout); + read(0, &reply, 1); + if (reply=='y'||reply=='Y') { + rf_strip("xloader.bin"); + rf_strip("config.bin"); + rf_strip("nolo.bin"); + } else printf("*** Ignoring strip\n"); + + printf("\nIdentifying extracted files...\n"); + printf("%s: xloader\n", fpid_file("xloader.bin")); + printf("%s: config.bin\n", fpid_file("config.bin")); + printf("%s: nolo.bin\n", fpid_file("nolo.bin")); + printf("%s: rootfs.jffs2\n", fpid_file("rootfs.jffs2")); + + return 1; +} + int reverse_extract_pieces(char *dir) { char reply; + + if (n900) + return reverse_extract_pieces_n900(dir); + + printf("Device detected: n770/n800/n900\n"); chdir(dir); // TODO: get values from /proc/mtd ??? |