diff options
Diffstat (limited to 'scripts/dtc/dtc.c')
| -rw-r--r-- | scripts/dtc/dtc.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/scripts/dtc/dtc.c b/scripts/dtc/dtc.c index cbc0193098e..451c92d31b1 100644 --- a/scripts/dtc/dtc.c +++ b/scripts/dtc/dtc.c @@ -71,6 +71,7 @@ static void __attribute__ ((noreturn)) usage(void) fprintf(stderr, "\t\t\tasm - assembler source\n"); fprintf(stderr, "\t-V <output version>\n"); fprintf(stderr, "\t\tBlob version to produce, defaults to %d (relevant for dtb\n\t\tand asm output only)\n", DEFAULT_FDT_VERSION); + fprintf(stderr, "\t-d <output dependency file>\n"); fprintf(stderr, "\t-R <number>\n"); fprintf(stderr, "\t\tMake space for <number> reserve map entries (relevant for \n\t\tdtb and asm output only)\n"); fprintf(stderr, "\t-S <bytes>\n"); @@ -99,6 +100,7 @@ int main(int argc, char *argv[]) const char *inform = "dts"; const char *outform = "dts"; const char *outname = "-"; + const char *depname = NULL; int force = 0, check = 0, sort = 0; const char *arg; int opt; @@ -111,7 +113,8 @@ int main(int argc, char *argv[]) minsize = 0; padsize = 0; - while ((opt = getopt(argc, argv, "hI:O:o:V:R:S:p:fcqb:vH:s")) != EOF) { + while ((opt = getopt(argc, argv, "hI:O:o:V:d:R:S:p:fcqb:vH:s")) + != EOF) { switch (opt) { case 'I': inform = optarg; @@ -125,6 +128,9 @@ int main(int argc, char *argv[]) case 'V': outversion = strtol(optarg, NULL, 0); break; + case 'd': + depname = optarg; + break; case 'R': reservenum = strtol(optarg, NULL, 0); break; @@ -188,6 +194,14 @@ int main(int argc, char *argv[]) fprintf(stderr, "DTC: %s->%s on file \"%s\"\n", inform, outform, arg); + if (depname) { + depfile = fopen(depname, "w"); + if (!depfile) + die("Couldn't open dependency file %s: %s\n", depname, + strerror(errno)); + fprintf(depfile, "%s:", outname); + } + if (streq(inform, "dts")) bi = dt_from_source(arg); else if (streq(inform, "fs")) @@ -197,6 +211,11 @@ int main(int argc, char *argv[]) else die("Unknown input format \"%s\"\n", inform); + if (depfile) { + fputc('\n', depfile); + fclose(depfile); + } + if (cmdline_boot_cpuid != -1) bi->boot_cpuid_phys = cmdline_boot_cpuid; |