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@ -1,7 +1,7 @@ |
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/*
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* mtd.c |
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* |
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* Copyright (C) 2005 Waldemar Brodkorb |
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* Copyright (C) 2005 Waldemar Brodkorb <wbx@dass-it.de> |
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* |
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* $Id$ |
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* |
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@ -190,7 +190,7 @@ mtd_write(const char *trxfile, const char *mtd) |
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} |
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if(mtdInfo.size < trxstat.st_size) { |
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fprintf(stderr, "image to big for mtd partition: %s\n", mtd); |
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fprintf(stderr, "Image too big for partition: %s\n", mtd); |
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close(trxfd); |
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exit(1); |
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}
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@ -201,7 +201,7 @@ mtd_write(const char *trxfile, const char *mtd) |
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/* erase the chunk */ |
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if (ioctl (fd,MEMERASE,&mtdEraseInfo) < 0) { |
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fprintf(stderr, "erasing mtd failed: %s\n", mtd); |
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fprintf(stderr, "Erasing mtd failed: %s\n", mtd); |
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exit(1); |
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} |
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@ -215,10 +215,10 @@ mtd_write(const char *trxfile, const char *mtd) |
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result = write(fd,src,i); |
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if (i != result) { |
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if (result < 0) { |
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fprintf(stderr,"error while writing image"); |
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fprintf(stderr,"Error while writing image"); |
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exit(1); |
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} |
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fprintf(stderr,"error writing image"); |
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fprintf(stderr,"Error writing image"); |
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exit(1); |
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} |
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written += i; |
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@ -230,19 +230,31 @@ mtd_write(const char *trxfile, const char *mtd) |
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int main(int argc, char **argv) { |
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if(argc == 3 && strcasecmp(argv[1],"unlock")==0) { |
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printf("Unlocking %s\n",argv[2]); |
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printf("Unlocking %s ...\n",argv[2]); |
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return mtd_unlock(argv[2]); |
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} |
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if(argc == 3 && strcasecmp(argv[1],"erase")==0) { |
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printf("Erasing %s\n",argv[2]); |
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printf("Erasing %s ...\n",argv[2]); |
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return mtd_erase(argv[2]); |
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} |
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if(argc == 4 && strcasecmp(argv[1],"write")==0) { |
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printf("Writing %s to %s\n",argv[2],argv[3]); |
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printf("Writing %s to %s ...\n",argv[2],argv[3]); |
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return mtd_write(argv[2],argv[3]); |
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} |
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printf("no valid command given\n"); |
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printf("\nmtd: modify data within a Memory Technology Device.\n"); |
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printf("Copyright (C) 2005 Waldemar Brodkorb <wbx@dass-it.de>\n"); |
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printf("Documented by Mike Strates [dumpedcore] <mike@dilaudid.net>\n"); |
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printf("mtd has ABSOLUTELY NO WARRANTY and is licensed under the GNU GPL.\n"); |
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printf("\nUsage: mtd [unlock|erase] device\n"); |
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printf(" mtd write imagefile device\n"); |
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printf("\n .. where device is in the format of mtdX (eg: mtd4) or its label.\n"); |
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printf("\nunlock enable modification to device\n"); |
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printf("erase erase all data on device\n"); |
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printf("write write imagefile to device\n"); |
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printf("\nExample: To write linux.trx to mtd4 labeled as linux\n"); |
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printf("\n mtd unlock linux && mtd write linux.trx linux\n\n"); |
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return -1; |
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} |
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