diff options
Diffstat (limited to 'util')
-rw-r--r-- | util/buildrom/buildrom.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/util/buildrom/buildrom.c b/util/buildrom/buildrom.c deleted file mode 100644 index f3efc96b3e..0000000000 --- a/util/buildrom/buildrom.c +++ /dev/null @@ -1,107 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - - -/* this is the beginning of a tool which will eventually - * be able to build rom images with both fallback and - * normal. For now it just builds a single image - * into a rom iamge - */ -/* one switch we already need: -zero allowing you to tell what - * to do with numbers that are "zero": make them 0xff or whatever - * for flash - * For now we assume "zero" is 0xff - */ - -void usage() -{ - fprintf(stderr, "Usage: buildrom <input> <output> <payload> "); - fprintf(stderr, " <coreboot-size> <total-size>\n"); - exit(1); -} - -void __attribute__((noreturn)) fatal(char *s) -{ - perror(s); - exit(2); -} - -int main(int argc, char *argv[]) -{ - int infd, payloadfd, outfd, size, readlen, writelen, i; - int romsize; - unsigned char *cp; - struct stat inbuf, payloadbuf; - char zero = 0xff; - - if (argc != 6) - usage(); - - infd = open(argv[1], O_RDONLY); - if (infd < 0) - fatal(argv[1]); - outfd = open(argv[2], O_RDWR | O_CREAT, 0666); - if (outfd < 0) - fatal(argv[2]); - payloadfd = open(argv[3], O_RDONLY); - if (payloadfd < 0) - fatal(argv[3]); - - size = strtol(argv[4], 0, 0); - romsize = strtol(argv[5], 0, 0); - - if (fstat(infd, &inbuf) < 0) - fatal("stat of infile"); - if (inbuf.st_size > size) { - fprintf(stderr, "coreboot image is %d bytes; only %d allowed\n", - (int)inbuf.st_size, size); - fatal("Coreboot input file larger than allowed size!\n"); - } - - if (fstat(payloadfd, &payloadbuf) < 0) - fatal("stat of infile"); - if (payloadbuf.st_size > (romsize - size)){ - fprintf(stderr, "ERROR: payload (%d) + coreboot (%d) - Size is %d bytes larger than ROM size (%d).\n", - (int)payloadbuf.st_size, size, - (int)(payloadbuf.st_size+size-romsize), - romsize); - exit(1); - } - - printf("Payload: %d coreboot: %d ROM size: %d Left space: %d\n", - (int)payloadbuf.st_size, size, romsize, - (int)(romsize-payloadbuf.st_size-size)); - - cp = malloc(romsize); - if (!cp) - fatal("malloc buffer"); - for (i = 0; i < romsize; i++) { - cp[i] = zero; - } - - /* read the input file in at the END of the array */ - readlen = read(infd, &cp[romsize - inbuf.st_size], inbuf.st_size); - if (readlen < inbuf.st_size) { - fprintf(stderr, "Wanted %d, got %d\n", (int)inbuf.st_size, readlen); - fatal("Read input file"); - } - - /* read the payload file in at the START of the array */ - readlen = read(payloadfd, cp, payloadbuf.st_size); - if (readlen < payloadbuf.st_size) { - fprintf(stderr, "Wanted %d, got %d\n", - (int)payloadbuf.st_size, readlen); - fatal("Read payload file"); - } - writelen = write(outfd, cp, romsize); - if (writelen < size) { - fprintf(stderr, "Wanted %d, got %d\n", size, writelen); - fatal("Write output file"); - } - - return 0; -} |