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/*$$HEADER*/ /******************************************************************************/ /* */ /* H E A D E R I N F O R M A T I O N */ /* */ /******************************************************************************/ // Project Name : ORPSoC v2 // File Name : bin2vmem.c // Prepared By : jb, jb@orsoc.se // Project Start : 2009-05-13 /*$$COPYRIGHT NOTICE*/ /******************************************************************************/ /* */ /* C O P Y R I G H T N O T I C E */ /* */ /******************************************************************************/ /* This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; version 2.1 of the License, a copy of which is available from http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /*$$DESCRIPTION*/ /******************************************************************************/ /* */ /* D E S C R I P T I O N */ /* */ /******************************************************************************/ // // Generates VMEM output to stdout from binary images. // Use with redirection like: ./bin2vmem app.bin > app.vmem // To change either the number of bytes per word or word per line, change // the following defines. // Currently output is WORD addressed, NOT byte addressed // eg: @00000000 00000000 00000000 00000000 00000000 // @00000004 00000000 00000000 00000000 00000000 // @00000008 00000000 00000000 00000000 00000000 // @0000000c 00000000 00000000 00000000 00000000 // etc.. // #define WORDS_PER_LINE 4 #define BYTES_PER_WORD 4 #include <stdio.h> #include <stdlib.h> #include <string.h> int main(int argc, char **argv) { FILE *fd; int c; int i = 0; int write_size_word=0; // Disabled by default int filename_index=1; unsigned int image_size; // Counters keeping track of what we've printed int current_addr = 0; int word_counter = 0; int byte_counter = 0; if(argc < 2) { fprintf(stderr,"\n\tInsufficient options.\n"); fprintf(stderr,"\tPlease specify a binary file to convert to VMEM\n"); fprintf(stderr,"\n\tbin2vmem - creates vmem output to stdout from bin\n"); exit(1); } fd = fopen( argv[filename_index], "r" ); if (fd == NULL) { fprintf(stderr,"failed to open input file: %s\n",argv[1]); exit(1); } fseek(fd, 0, SEEK_END); image_size = ftell(fd); fseek(fd,0,SEEK_SET); if (write_size_word) { // or1200 startup method of determining size of boot image we're copying by reading out // the very first word in flash is used. Determine the length of this file fseek(fd, 0, SEEK_END); image_size = ftell(fd); fseek(fd,0,SEEK_SET); // Now we should have the size of the file in bytes. Let's ensure it's a word multiple image_size+=3; image_size &= 0xfffffffc; // Sanity check on image size if (image_size < 8){ fprintf(stderr, "Bad binary image. Size too small\n"); return 1; } // Now write out the image size printf("@%8x", current_addr); printf("%8x", image_size); current_addr += WORDS_PER_LINE * BYTES_PER_WORD; } else { } // Fix for the current bootloader software! Skip the first 4 bytes of application data. Hopefully it's not important. 030509 -- jb //for(i=0;i<4;i++) // c=fgetc(fd); i=0; int starting_new_line = 1; // Now write out the binary data to VMEM format: @ADDRESSS XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX while ((c = fgetc(fd)) != EOF) { if (starting_new_line) { // New line - print the current addr and then increment it printf("@%.8x", current_addr); //current_addr += WORDS_PER_LINE * BYTES_PER_WORD; current_addr += WORDS_PER_LINE; starting_new_line = 0; } if (byte_counter == 0) printf(" "); printf("%.2x", (unsigned int) c); // now print the actual char byte_counter++; if (byte_counter == BYTES_PER_WORD) { word_counter++; byte_counter=0; } if (word_counter == WORDS_PER_LINE) { printf("\n"); word_counter = 0; starting_new_line = 1; } } return 0; }
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