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-rw-r--r--package/mtd/Makefile2
-rw-r--r--package/mtd/mtd.c113
2 files changed, 87 insertions, 28 deletions
diff --git a/package/mtd/Makefile b/package/mtd/Makefile
index 53a2ee00e8..61e7e74c23 100644
--- a/package/mtd/Makefile
+++ b/package/mtd/Makefile
@@ -3,7 +3,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME := mtd
-PKG_RELEASE := 3
+PKG_RELEASE := 4
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
diff --git a/package/mtd/mtd.c b/package/mtd/mtd.c
index 06d765ce8b..bdc2f10f72 100644
--- a/package/mtd/mtd.c
+++ b/package/mtd/mtd.c
@@ -48,6 +48,10 @@
#define DEBUG
+#define SYSTYPE_UNKNOWN 0
+#define SYSTYPE_BROADCOM 1
+/* to be continued */
+
struct trx_header {
uint32_t magic; /* "HDR0" */
uint32_t len; /* Length of file including header */
@@ -60,20 +64,29 @@ char buf[BUFSIZE];
int buflen;
int
-trx_check(int imagefd, const char *mtd)
+image_check_bcom(int imagefd, const char *mtd)
{
+ struct trx_header *trx = (struct trx_header *) buf;
struct mtd_info_user mtdInfo;
int fd;
- size_t count;
- struct trx_header *trx = (struct trx_header *) buf;
- struct stat trxstat;
- buflen = read(imagefd, buf, sizeof(struct trx_header));
- if (buflen < sizeof(struct trx_header)) {
- fprintf(stderr, "Could not get trx header, file too small (%ld bytes)\n", buflen);
+ buflen = read(imagefd, buf, 32);
+ if (buflen < 32) {
+ fprintf(stdout, "Could not get image header, file too small (%ld bytes)\n", buflen);
return 0;
}
+ switch(trx->magic) {
+ case 0x47343557: /* W54G */
+ case 0x53343557: /* W54S */
+ case 0x73343557: /* W54s */
+ case 0x46343557: /* W54F */
+ case 0x55343557: /* W54U */
+ /* ignore the first 32 bytes */
+ buflen = read(imagefd, buf, sizeof(struct trx_header));
+ break;
+ }
+
if (trx->magic != TRX_MAGIC || trx->len < sizeof(struct trx_header)) {
fprintf(stderr, "Bad trx header\n");
fprintf(stderr, "If this is a firmware in bin format, like some of the\n"
@@ -103,6 +116,33 @@ trx_check(int imagefd, const char *mtd)
return 1;
}
+int
+image_check(int imagefd, const char *mtd)
+{
+ int fd, systype;
+ size_t count;
+ char *c;
+ FILE *f;
+
+ systype = SYSTYPE_UNKNOWN;
+ f = fopen("/proc/cpuinfo", "r");
+ while (!feof(f) && (fgets(buf, BUFSIZE - 1, f) != NULL)) {
+ if ((strncmp(buf, "system type", 11) == 0) && (c = strchr(buf, ':'))) {
+ c += 2;
+ if (strncmp(c, "Broadcom BCM947XX", 17) == 0)
+ systype = SYSTYPE_BROADCOM;
+ }
+ }
+ fclose(f);
+
+ switch(systype) {
+ case SYSTYPE_BROADCOM:
+ return image_check_bcom(imagefd, mtd);
+ default:
+ return 1;
+ }
+}
+
int mtd_check(char *mtd)
{
struct mtd_info_user mtdInfo;
@@ -143,7 +183,6 @@ mtd_unlock(const char *mtd)
exit(1);
}
- fprintf(stderr, "Unlocking %s ...\n", mtd);
mtdLockInfo.start = 0;
mtdLockInfo.length = mtdInfo.size;
if(ioctl(fd, MEMUNLOCK, &mtdLockInfo)) {
@@ -195,7 +234,6 @@ mtd_erase(const char *mtd)
exit(1);
}
- fprintf(stderr, "Erasing %s ...\n", mtd);
mtdEraseInfo.length = mtdInfo.erasesize;
for (mtdEraseInfo.start = 0;
@@ -216,7 +254,7 @@ mtd_erase(const char *mtd)
}
int
-mtd_write(int imagefd, const char *mtd)
+mtd_write(int imagefd, const char *mtd, int quiet)
{
int fd, i, result;
size_t r, w, e;
@@ -236,7 +274,8 @@ mtd_write(int imagefd, const char *mtd)
}
r = w = e = 0;
- fprintf(stderr, " [ ]");
+ if (!quiet)
+ fprintf(stderr, " [ ]");
for (;;) {
/* buffer may contain data already (from trx check) */
@@ -252,7 +291,8 @@ mtd_write(int imagefd, const char *mtd)
mtdEraseInfo.start = e;
mtdEraseInfo.length = mtdInfo.erasesize;
- fprintf(stderr, "\b\b\b[e]");
+ if (!quiet)
+ fprintf(stderr, "\b\b\b[e]");
/* erase the chunk */
if (ioctl (fd,MEMERASE,&mtdEraseInfo) < 0) {
fprintf(stderr, "Erasing mtd failed: %s\n", mtd);
@@ -261,7 +301,8 @@ mtd_write(int imagefd, const char *mtd)
e += mtdInfo.erasesize;
}
- fprintf(stderr, "\b\b\b[w]");
+ if (!quiet)
+ fprintf(stderr, "\b\b\b[w]");
if ((result = write(fd, buf, r)) < r) {
if (result < 0) {
@@ -275,7 +316,8 @@ mtd_write(int imagefd, const char *mtd)
buflen = 0;
}
- fprintf(stderr, "\b\b\b\b");
+ if (!quiet)
+ fprintf(stderr, "\b\b\b\b");
return 0;
}
@@ -289,6 +331,7 @@ void usage(void)
" erase erase all data on device\n"
" write <imagefile>|- write <imagefile> (use - for stdin) to device\n"
"Following options are available:\n"
+ " -q quiet mode\n"
" -r reboot after successful command\n"
" -f force write without trx checks\n"
" -e <device> erase <device> before executing the command\n\n"
@@ -299,7 +342,7 @@ void usage(void)
int main (int argc, char **argv)
{
- int ch, i, boot, unlock, imagefd, force;
+ int ch, i, boot, unlock, imagefd, force, quiet, unlocked;
char *erase[MAX_ARGS], *device, *imagefile;
enum {
CMD_ERASE,
@@ -311,8 +354,9 @@ int main (int argc, char **argv)
boot = 0;
force = 0;
buflen = 0;
+ quiet = 0;
- while ((ch = getopt(argc, argv, "fre:")) != -1)
+ while ((ch = getopt(argc, argv, "frqe:")) != -1)
switch (ch) {
case 'f':
force = 1;
@@ -320,6 +364,9 @@ int main (int argc, char **argv)
case 'r':
boot = 1;
break;
+ case 'q':
+ quiet = 1;
+ break;
case 'e':
i = 0;
while ((erase[i] != NULL) && ((i + 1) < MAX_ARGS))
@@ -360,13 +407,12 @@ int main (int argc, char **argv)
}
}
- if (system("grep Broadcom /proc/cpuinfo >&- >&-") == 0) {
- /* check trx file before erasing or writing anything */
- if (!trx_check(imagefd, device)) {
+ /* check trx file before erasing or writing anything */
+ if (!image_check(imagefd, device)) {
+ if (!quiet && force)
fprintf(stderr, "TRX check failed!\n");
- if (!force)
- exit(1);
- }
+ if (!force)
+ exit(1);
} else {
if (!mtd_check(device)) {
fprintf(stderr, "Can't open device for writing!\n");
@@ -380,14 +426,25 @@ int main (int argc, char **argv)
sync();
i = 0;
+ unlocked = 0;
while (erase[i] != NULL) {
+ if (!quiet)
+ fprintf(stderr, "Unlocking %s ...\n", erase[i]);
mtd_unlock(erase[i]);
+ if (!quiet)
+ fprintf(stderr, "Erasing %s ...\n", erase[i]);
mtd_erase(erase[i]);
+ if (strcmp(erase[i], device) == 0)
+ unlocked = 1;
i++;
}
- mtd_unlock(device);
-
+ if (!unlocked) {
+ if (!quiet)
+ fprintf(stderr, "Unlocking %s ...\n", device);
+ mtd_unlock(device);
+ }
+
switch (cmd) {
case CMD_UNLOCK:
break;
@@ -395,9 +452,11 @@ int main (int argc, char **argv)
mtd_erase(device);
break;
case CMD_WRITE:
- fprintf(stderr, "Writing from %s to %s ... ", imagefile, device);
- mtd_write(imagefd, device);
- fprintf(stderr, "\n");
+ if (!quiet)
+ fprintf(stderr, "Writing from %s to %s ... ", imagefile, device);
+ mtd_write(imagefd, device, quiet);
+ if (!quiet)
+ fprintf(stderr, "\n");
break;
}
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-27 22:11:53 +0000