struct boot_info *dt_from_source(const char *fname) { the_boot_info = NULL; treesource_error = 0; srcpos_file = dtc_open_file(fname, NULL); yyin = srcpos_file->file; if (yyparse() != 0) die("Unable to parse input tree\n"); if (treesource_error) die("Syntax error parsing input tree\n"); return the_boot_info; }
int main(int argc, char *argv[]) { struct boot_info *bi; const char *inform = "dts"; const char *outform = "dts"; const char *outname = "-"; int force = 0, check = 0; const char *arg; int opt; FILE *inf = NULL; FILE *outf = NULL; int outversion = DEFAULT_FDT_VERSION; int boot_cpuid_phys = 0xfeedbeef; quiet = 0; reservenum = 0; minsize = 0; padsize = 0; while ((opt = getopt(argc, argv, "hI:O:o:V:R:S:p:fcqb:v")) != EOF) { switch (opt) { case 'I': inform = optarg; break; case 'O': outform = optarg; break; case 'o': outname = optarg; break; case 'V': outversion = strtol(optarg, NULL, 0); break; case 'R': reservenum = strtol(optarg, NULL, 0); break; case 'S': minsize = strtol(optarg, NULL, 0); break; case 'p': padsize = strtol(optarg, NULL, 0); break; case 'f': force = 1; break; case 'c': check = 1; break; case 'q': quiet++; break; case 'b': boot_cpuid_phys = strtol(optarg, NULL, 0); break; case 'v': printf("Version: %s\n", DTC_VERSION); exit(0); case 'h': default: usage(); } } if (argc > (optind+1)) usage(); else if (argc < (optind+1)) arg = "-"; else arg = argv[optind]; /* minsize and padsize are mutually exclusive */ if ((minsize) && (padsize)) { die("Can't set both -p and -S\n"); } fprintf(stderr, "DTC: %s->%s on file \"%s\"\n", inform, outform, arg); if (streq(inform, "dts")) { bi = dt_from_source(arg); } else if (streq(inform, "fs")) { bi = dt_from_fs(arg); } else if(streq(inform, "dtb")) { inf = dtc_open_file(arg); bi = dt_from_blob(inf); } else { die("Unknown input format \"%s\"\n", inform); } if (inf && (inf != stdin)) fclose(inf); if (! bi || ! bi->dt) die("Couldn't read input tree\n"); process_checks(force, bi, check, outversion, boot_cpuid_phys); if (streq(outname, "-")) { outf = stdout; } else { outf = fopen(outname, "w"); if (! outf) die("Couldn't open output file %s: %s\n", outname, strerror(errno)); } if (streq(outform, "dts")) { dt_to_source(outf, bi); } else if (streq(outform, "dtb")) { dt_to_blob(outf, bi, outversion, boot_cpuid_phys); } else if (streq(outform, "asm")) { dt_to_asm(outf, bi, outversion, boot_cpuid_phys); } else if (streq(outform, "null")) { /* do nothing */ } else { die("Unknown output format \"%s\"\n", outform); } exit(0); }