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-rw-r--r--tools/firmware-utils/src/trx.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/tools/firmware-utils/src/trx.c b/tools/firmware-utils/src/trx.c
index b9830239a2..728deac37f 100644
--- a/tools/firmware-utils/src/trx.c
+++ b/tools/firmware-utils/src/trx.c
@@ -35,6 +35,12 @@
* February 19, 2005 - mbm
*
* Add -a (align offset) and -b (absolute offset)
+ *
+ * March 24, 2010 - markus
+ *
+ * extend trx header struct for new version
+ * assume v1 for as default
+ * Add option -2 to allow v2 header
*/
#include <stdio.h>
@@ -59,7 +65,6 @@ uint32_t crc32buf(char *buf, size_t len);
/* from trxhdr.h */
#define TRX_MAGIC 0x30524448 /* "HDR0" */
-#define TRX_VERSION 1
#define TRX_MAX_LEN 0x720000
#define TRX_NO_HEADER 1 /* Do not write TRX header */
@@ -68,7 +73,7 @@ struct trx_header {
uint32_t len; /* Length of file including header */
uint32_t crc32; /* 32-bit CRC from flag_version to end of file */
uint32_t flag_version; /* 0:15 flags, 16:31 version */
- uint32_t offsets[3]; /* Offsets of partitions from start of header */
+ uint32_t offsets[4]; /* Offsets of partitions from start of header */
};
/**********************************************************************/
@@ -77,7 +82,9 @@ void usage(void) __attribute__ (( __noreturn__ ));
void usage(void)
{
- fprintf(stderr, "Usage: trx [-o outfile] [-m maxlen] [-a align] [-b offset] [-f file] [-f file [-f file]]\n");
+ fprintf(stderr, "Usage:\n");
+ fprintf(stderr, " trx [-2] [-o outfile] [-m maxlen] [-a align] [-b offset] \\\n");
+ fprintf(stderr, " [-f file] [-f file [-f file [-f file (v2 only)]]]\n");
exit(EXIT_FAILURE);
}
@@ -93,6 +100,7 @@ int main(int argc, char **argv)
uint32_t cur_len;
unsigned long maxlen = TRX_MAX_LEN;
struct trx_header *p;
+ char trx_version = 1;
fprintf(stderr, "mjn3's trx replacement - v0.81.1\n");
@@ -104,14 +112,24 @@ int main(int argc, char **argv)
p = (struct trx_header *) buf;
p->magic = STORE32_LE(TRX_MAGIC);
- cur_len = sizeof(struct trx_header);
- p->flag_version = STORE32_LE((TRX_VERSION << 16));
+ cur_len = sizeof(struct trx_header) - 4; /* assume v1 header */
+ p->flag_version = STORE32_LE((trx_version << 16));
in = NULL;
i = 0;
- while ((c = getopt(argc, argv, "-:o:m:a:b:f:A:")) != -1) {
+ while ((c = getopt(argc, argv, "-:2o:m:a:b:f:A:")) != -1) {
switch (c) {
+ case '2':
+ /* take care that nothing was written to buf so far */
+ if (cur_len != sizeof(struct trx_header) - 4) {
+ fprintf(stderr, "-2 has to be used before any other argument!\n");
+ }
+ else {
+ trx_version = 2;
+ cur_len += 4;
+ }
+ break;
case 'A':
append = 1;
/* fall through */