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synced 2024-11-10 15:12:49 +02:00
add wrt54g(s) image support to mtd (required for webif firmware update rewrite)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@3198 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
parent
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commit
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@ -3,7 +3,7 @@
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include $(TOPDIR)/rules.mk
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PKG_NAME := mtd
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PKG_RELEASE := 3
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PKG_RELEASE := 4
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PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
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@ -48,6 +48,10 @@
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#define DEBUG
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#define SYSTYPE_UNKNOWN 0
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#define SYSTYPE_BROADCOM 1
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/* to be continued */
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struct trx_header {
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uint32_t magic; /* "HDR0" */
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uint32_t len; /* Length of file including header */
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@ -60,20 +64,29 @@ char buf[BUFSIZE];
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int buflen;
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int
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trx_check(int imagefd, const char *mtd)
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image_check_bcom(int imagefd, const char *mtd)
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{
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struct trx_header *trx = (struct trx_header *) buf;
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struct mtd_info_user mtdInfo;
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int fd;
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size_t count;
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struct trx_header *trx = (struct trx_header *) buf;
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struct stat trxstat;
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buflen = read(imagefd, buf, sizeof(struct trx_header));
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if (buflen < sizeof(struct trx_header)) {
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fprintf(stderr, "Could not get trx header, file too small (%ld bytes)\n", buflen);
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buflen = read(imagefd, buf, 32);
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if (buflen < 32) {
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fprintf(stdout, "Could not get image header, file too small (%ld bytes)\n", buflen);
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return 0;
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}
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switch(trx->magic) {
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case 0x47343557: /* W54G */
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case 0x53343557: /* W54S */
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case 0x73343557: /* W54s */
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case 0x46343557: /* W54F */
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case 0x55343557: /* W54U */
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/* ignore the first 32 bytes */
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buflen = read(imagefd, buf, sizeof(struct trx_header));
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break;
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}
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if (trx->magic != TRX_MAGIC || trx->len < sizeof(struct trx_header)) {
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fprintf(stderr, "Bad trx header\n");
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fprintf(stderr, "If this is a firmware in bin format, like some of the\n"
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@ -103,6 +116,33 @@ trx_check(int imagefd, const char *mtd)
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return 1;
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}
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int
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image_check(int imagefd, const char *mtd)
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{
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int fd, systype;
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size_t count;
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char *c;
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FILE *f;
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systype = SYSTYPE_UNKNOWN;
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f = fopen("/proc/cpuinfo", "r");
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while (!feof(f) && (fgets(buf, BUFSIZE - 1, f) != NULL)) {
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if ((strncmp(buf, "system type", 11) == 0) && (c = strchr(buf, ':'))) {
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c += 2;
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if (strncmp(c, "Broadcom BCM947XX", 17) == 0)
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systype = SYSTYPE_BROADCOM;
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}
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}
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fclose(f);
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switch(systype) {
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case SYSTYPE_BROADCOM:
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return image_check_bcom(imagefd, mtd);
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default:
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return 1;
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}
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}
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int mtd_check(char *mtd)
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{
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struct mtd_info_user mtdInfo;
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@ -143,7 +183,6 @@ mtd_unlock(const char *mtd)
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exit(1);
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}
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fprintf(stderr, "Unlocking %s ...\n", mtd);
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mtdLockInfo.start = 0;
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mtdLockInfo.length = mtdInfo.size;
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if(ioctl(fd, MEMUNLOCK, &mtdLockInfo)) {
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@ -195,7 +234,6 @@ mtd_erase(const char *mtd)
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exit(1);
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}
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fprintf(stderr, "Erasing %s ...\n", mtd);
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mtdEraseInfo.length = mtdInfo.erasesize;
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for (mtdEraseInfo.start = 0;
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@ -216,7 +254,7 @@ mtd_erase(const char *mtd)
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}
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int
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mtd_write(int imagefd, const char *mtd)
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mtd_write(int imagefd, const char *mtd, int quiet)
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{
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int fd, i, result;
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size_t r, w, e;
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@ -236,7 +274,8 @@ mtd_write(int imagefd, const char *mtd)
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}
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r = w = e = 0;
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fprintf(stderr, " [ ]");
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if (!quiet)
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fprintf(stderr, " [ ]");
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for (;;) {
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/* buffer may contain data already (from trx check) */
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@ -252,7 +291,8 @@ mtd_write(int imagefd, const char *mtd)
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mtdEraseInfo.start = e;
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mtdEraseInfo.length = mtdInfo.erasesize;
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fprintf(stderr, "\b\b\b[e]");
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if (!quiet)
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fprintf(stderr, "\b\b\b[e]");
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/* erase the chunk */
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if (ioctl (fd,MEMERASE,&mtdEraseInfo) < 0) {
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fprintf(stderr, "Erasing mtd failed: %s\n", mtd);
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@ -261,7 +301,8 @@ mtd_write(int imagefd, const char *mtd)
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e += mtdInfo.erasesize;
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}
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fprintf(stderr, "\b\b\b[w]");
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if (!quiet)
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fprintf(stderr, "\b\b\b[w]");
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if ((result = write(fd, buf, r)) < r) {
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if (result < 0) {
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@ -275,7 +316,8 @@ mtd_write(int imagefd, const char *mtd)
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buflen = 0;
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}
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fprintf(stderr, "\b\b\b\b");
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if (!quiet)
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fprintf(stderr, "\b\b\b\b");
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return 0;
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}
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@ -289,6 +331,7 @@ void usage(void)
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" erase erase all data on device\n"
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" write <imagefile>|- write <imagefile> (use - for stdin) to device\n"
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"Following options are available:\n"
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" -q quiet mode\n"
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" -r reboot after successful command\n"
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" -f force write without trx checks\n"
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" -e <device> erase <device> before executing the command\n\n"
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@ -299,7 +342,7 @@ void usage(void)
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int main (int argc, char **argv)
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{
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int ch, i, boot, unlock, imagefd, force;
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int ch, i, boot, unlock, imagefd, force, quiet, unlocked;
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char *erase[MAX_ARGS], *device, *imagefile;
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enum {
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CMD_ERASE,
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@ -311,8 +354,9 @@ int main (int argc, char **argv)
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boot = 0;
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force = 0;
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buflen = 0;
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quiet = 0;
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while ((ch = getopt(argc, argv, "fre:")) != -1)
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while ((ch = getopt(argc, argv, "frqe:")) != -1)
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switch (ch) {
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case 'f':
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force = 1;
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@ -320,6 +364,9 @@ int main (int argc, char **argv)
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case 'r':
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boot = 1;
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break;
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case 'q':
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quiet = 1;
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break;
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case 'e':
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i = 0;
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while ((erase[i] != NULL) && ((i + 1) < MAX_ARGS))
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@ -360,13 +407,12 @@ int main (int argc, char **argv)
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}
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}
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if (system("grep Broadcom /proc/cpuinfo >&- >&-") == 0) {
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/* check trx file before erasing or writing anything */
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if (!trx_check(imagefd, device)) {
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/* check trx file before erasing or writing anything */
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if (!image_check(imagefd, device)) {
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if (!quiet && force)
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fprintf(stderr, "TRX check failed!\n");
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if (!force)
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exit(1);
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}
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if (!force)
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exit(1);
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} else {
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if (!mtd_check(device)) {
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fprintf(stderr, "Can't open device for writing!\n");
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@ -380,13 +426,24 @@ int main (int argc, char **argv)
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sync();
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i = 0;
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unlocked = 0;
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while (erase[i] != NULL) {
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if (!quiet)
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fprintf(stderr, "Unlocking %s ...\n", erase[i]);
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mtd_unlock(erase[i]);
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if (!quiet)
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fprintf(stderr, "Erasing %s ...\n", erase[i]);
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mtd_erase(erase[i]);
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if (strcmp(erase[i], device) == 0)
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unlocked = 1;
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i++;
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}
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mtd_unlock(device);
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if (!unlocked) {
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if (!quiet)
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fprintf(stderr, "Unlocking %s ...\n", device);
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mtd_unlock(device);
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}
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switch (cmd) {
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case CMD_UNLOCK:
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@ -395,9 +452,11 @@ int main (int argc, char **argv)
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mtd_erase(device);
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break;
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case CMD_WRITE:
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fprintf(stderr, "Writing from %s to %s ... ", imagefile, device);
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mtd_write(imagefd, device);
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fprintf(stderr, "\n");
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if (!quiet)
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fprintf(stderr, "Writing from %s to %s ... ", imagefile, device);
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mtd_write(imagefd, device, quiet);
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if (!quiet)
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fprintf(stderr, "\n");
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break;
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}
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