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kernel: update linux 3.2 to 3.2.9
[openwrt.git] / package / mtd / src / mtd.c
diff --git a/package/mtd/src/mtd.c b/package/mtd/src/mtd.c
index 2639b4e..a7d4c1b 100644 (file)
--- a/package/mtd/src/mtd.c
+++ b/package/mtd/src/mtd.c
@@ -41,26 +41,23 @@
 #include <sys/stat.h>
 #include <sys/reboot.h>
 #include <linux/reboot.h>
 #include <sys/stat.h>
 #include <sys/reboot.h>
 #include <linux/reboot.h>
-#include "mtd-api.h"
+#include <mtd/mtd-user.h>
 #include "fis.h"
 #include "mtd.h"
 
 #include "fis.h"
 #include "mtd.h"
 
+#ifndef MTDREFRESH
+#define MTDREFRESH     _IO('M', 50)
+#endif
+
 #define MAX_ARGS 8
 #define JFFS2_DEFAULT_DIR      "" /* directory name without /, empty means root dir */
 
 #define MAX_ARGS 8
 #define JFFS2_DEFAULT_DIR      "" /* directory name without /, empty means root dir */
 
-struct trx_header {
-       uint32_t magic;         /* "HDR0" */
-       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 */
-};
-
 static char *buf = NULL;
 static char *imagefile = NULL;
 static char *jffs2file = NULL, *jffs2dir = JFFS2_DEFAULT_DIR;
 static int buflen = 0;
 int quiet;
 static char *buf = NULL;
 static char *imagefile = NULL;
 static char *jffs2file = NULL, *jffs2dir = JFFS2_DEFAULT_DIR;
 static int buflen = 0;
 int quiet;
+int no_erase;
 int mtdsize = 0;
 int erasesize = 0;
 
 int mtdsize = 0;
 int erasesize = 0;
 
@@ -137,9 +134,9 @@ static int
 image_check(int imagefd, const char *mtd)
 {
        int ret = 1;
 image_check(int imagefd, const char *mtd)
 {
        int ret = 1;
-#ifdef target_brcm
-       ret = trx_check(imagefd, mtd, buf, &buflen);
-#endif
+       if (trx_check) {
+         ret = trx_check(imagefd, mtd, buf, &buflen);
+       }
        return ret;
 }
 
        return ret;
 }
 
@@ -278,6 +275,16 @@ mtd_refresh(const char *mtd)
        return 0;
 }
 
        return 0;
 }
 
+static void
+indicate_writing(const char *mtd)
+{
+       if (quiet < 2)
+               fprintf(stderr, "\nWriting from %s to %s ... ", imagefile, mtd);
+
+       if (!quiet)
+               fprintf(stderr, " [ ]");
+}
+
 static int
 mtd_write(int imagefd, const char *mtd, char *fis_layout)
 {
 static int
 mtd_write(int imagefd, const char *mtd, char *fis_layout)
 {
@@ -285,6 +292,7 @@ mtd_write(int imagefd, const char *mtd, char *fis_layout)
        char *str = NULL;
        int fd, result;
        ssize_t r, w, e;
        char *str = NULL;
        int fd, result;
        ssize_t r, w, e;
+       ssize_t skip = 0;
        uint32_t offset = 0;
 
 #ifdef FIS_SUPPORT
        uint32_t offset = 0;
 
 #ifdef FIS_SUPPORT
@@ -362,13 +370,9 @@ resume:
                exit(1);
        }
 
                exit(1);
        }
 
-       if (quiet < 2)
-               fprintf(stderr, "Writing from %s to %s ... ", imagefile, mtd);
+       indicate_writing(mtd);
 
        w = e = 0;
 
        w = e = 0;
-       if (!quiet)
-               fprintf(stderr, " [ ]");
-
        for (;;) {
                /* buffer may contain data already (from trx check or last mtd partition write attempt) */
                while (buflen < erasesize) {
        for (;;) {
                /* buffer may contain data already (from trx check or last mtd partition write attempt) */
                while (buflen < erasesize) {
@@ -391,15 +395,33 @@ resume:
                if (buflen == 0)
                        break;
 
                if (buflen == 0)
                        break;
 
+               if (skip > 0) {
+                       skip -= buflen;
+                       buflen = 0;
+                       if (skip <= 0)
+                               indicate_writing(mtd);
+
+                       continue;
+               }
+
                if (jffs2file) {
                        if (memcmp(buf, JFFS2_EOF, sizeof(JFFS2_EOF) - 1) == 0) {
                                if (!quiet)
                                        fprintf(stderr, "\b\b\b   ");
                                if (quiet < 2)
                if (jffs2file) {
                        if (memcmp(buf, JFFS2_EOF, sizeof(JFFS2_EOF) - 1) == 0) {
                                if (!quiet)
                                        fprintf(stderr, "\b\b\b   ");
                                if (quiet < 2)
-                                       fprintf(stderr, "\nAppending jffs2 data to from %s to %s...", jffs2file, mtd);
+                                       fprintf(stderr, "\nAppending jffs2 data from %s to %s...", jffs2file, mtd);
                                /* got an EOF marker - this is the place to add some jffs2 data */
                                /* got an EOF marker - this is the place to add some jffs2 data */
-                               mtd_replace_jffs2(mtd, fd, e, jffs2file);
-                               goto done;
+                               skip = mtd_replace_jffs2(mtd, fd, e, jffs2file);
+
+                               /* don't add it again */
+                               jffs2file = NULL;
+
+                               w += skip;
+                               e += skip;
+                               skip -= buflen;
+                               buflen = 0;
+                               offset = 0;
+                               continue;
                        }
                        /* no EOF marker, make sure we figure out the last inode number
                         * before appending some data */
                        }
                        /* no EOF marker, make sure we figure out the last inode number
                         * before appending some data */
@@ -407,31 +429,34 @@ resume:
                }
 
                /* need to erase the next block before writing data to it */
                }
 
                /* need to erase the next block before writing data to it */
-               while (w + buflen > e) {
-                       if (!quiet)
-                               fprintf(stderr, "\b\b\b[e]");
-
-
-                       if (mtd_erase_block(fd, e) < 0) {
-                               if (next) {
-                                       if (w < e) {
-                                               write(fd, buf + offset, e - w);
-                                               offset = e - w;
+               if(!no_erase)
+               {
+                       while (w + buflen > e) {
+                               if (!quiet)
+                                       fprintf(stderr, "\b\b\b[e]");
+
+
+                               if (mtd_erase_block(fd, e) < 0) {
+                                       if (next) {
+                                               if (w < e) {
+                                                       write(fd, buf + offset, e - w);
+                                                       offset = e - w;
+                                               }
+                                               w = 0;
+                                               e = 0;
+                                               close(fd);
+                                               mtd = next;
+                                               fprintf(stderr, "\b\b\b   \n");
+                                               goto resume;
+                                       } else {
+                                               fprintf(stderr, "Failed to erase block\n");
+                                               exit(1);
                                        }
                                        }
-                                       w = 0;
-                                       e = 0;
-                                       close(fd);
-                                       mtd = next;
-                                       fprintf(stderr, "\b\b\b   \n");
-                                       goto resume;
-                               } else {
-                                       fprintf(stderr, "Failed to erase block\n");
-                                       exit(1);
                                }
                                }
-                       }
 
 
-                       /* erase the chunk */
-                       e += erasesize;
+                               /* erase the chunk */
+                               e += erasesize;
+                       }
                }
 
                if (!quiet)
                }
 
                if (!quiet)
@@ -479,15 +504,26 @@ static void usage(void)
        "        refresh                 refresh mtd partition\n"
        "        erase                   erase all data on device\n"
        "        write <imagefile>|-     write <imagefile> (use - for stdin) to device\n"
        "        refresh                 refresh mtd partition\n"
        "        erase                   erase all data on device\n"
        "        write <imagefile>|-     write <imagefile> (use - for stdin) to device\n"
-       "        jffs2write <file>       append <file> to the jffs2 partition on the device\n"
+       "        jffs2write <file>       append <file> to the jffs2 partition on the device\n");
+       if (mtd_fixtrx) {
+           fprintf(stderr,
+       "        fixtrx                  fix the checksum in a trx header on first boot\n");
+       }
+    fprintf(stderr,    
        "Following options are available:\n"
        "        -q                      quiet mode (once: no [w] on writing,\n"
        "                                           twice: no status messages)\n"
        "Following options are available:\n"
        "        -q                      quiet mode (once: no [w] on writing,\n"
        "                                           twice: no status messages)\n"
+       "        -n                      write without first erasing the blocks\n"
        "        -r                      reboot after successful command\n"
        "        -f                      force write without trx checks\n"
        "        -e <device>             erase <device> before executing the command\n"
        "        -d <name>               directory for jffs2write, defaults to \"tmp\"\n"
        "        -r                      reboot after successful command\n"
        "        -f                      force write without trx checks\n"
        "        -e <device>             erase <device> before executing the command\n"
        "        -d <name>               directory for jffs2write, defaults to \"tmp\"\n"
-       "        -j <name>               integrate <file> into jffs2 data when writing an image\n"
+       "        -j <name>               integrate <file> into jffs2 data when writing an image\n");
+       if (mtd_fixtrx) {
+           fprintf(stderr,
+       "        -o offset               offset of the image header in the partition(for fixtrx)\n");
+    }
+       fprintf(stderr,
 #ifdef FIS_SUPPORT
        "        -F <part>[:<size>[:<entrypoint>]][,<part>...]\n"
        "                                alter the fis partition table to create new partitions replacing\n"
 #ifdef FIS_SUPPORT
        "        -F <part>[:<size>[:<entrypoint>]][,<part>...]\n"
        "                                alter the fis partition table to create new partitions replacing\n"
@@ -518,12 +554,14 @@ int main (int argc, char **argv)
        int ch, i, boot, imagefd = 0, force, unlocked;
        char *erase[MAX_ARGS], *device = NULL;
        char *fis_layout = NULL;
        int ch, i, boot, imagefd = 0, force, unlocked;
        char *erase[MAX_ARGS], *device = NULL;
        char *fis_layout = NULL;
+       size_t offset = 0;
        enum {
                CMD_ERASE,
                CMD_WRITE,
                CMD_UNLOCK,
                CMD_REFRESH,
        enum {
                CMD_ERASE,
                CMD_WRITE,
                CMD_UNLOCK,
                CMD_REFRESH,
-               CMD_JFFS2WRITE
+               CMD_JFFS2WRITE,
+               CMD_FIXTRX,
        } cmd = -1;
 
        erase[0] = NULL;
        } cmd = -1;
 
        erase[0] = NULL;
@@ -531,12 +569,13 @@ int main (int argc, char **argv)
        force = 0;
        buflen = 0;
        quiet = 0;
        force = 0;
        buflen = 0;
        quiet = 0;
+  no_erase = 0;
 
        while ((ch = getopt(argc, argv,
 #ifdef FIS_SUPPORT
                        "F:"
 #endif
 
        while ((ch = getopt(argc, argv,
 #ifdef FIS_SUPPORT
                        "F:"
 #endif
-                       "frqe:d:j:")) != -1)
+                       "frnqe:d:j:o:")) != -1)
                switch (ch) {
                        case 'f':
                                force = 1;
                switch (ch) {
                        case 'f':
                                force = 1;
@@ -544,6 +583,9 @@ int main (int argc, char **argv)
                        case 'r':
                                boot = 1;
                                break;
                        case 'r':
                                boot = 1;
                                break;
+                       case 'n':
+                               no_erase = 1;
+                               break;
                        case 'j':
                                jffs2file = optarg;
                                break;
                        case 'j':
                                jffs2file = optarg;
                                break;
@@ -561,6 +603,18 @@ int main (int argc, char **argv)
                        case 'd':
                                jffs2dir = optarg;
                                break;
                        case 'd':
                                jffs2dir = optarg;
                                break;
+                       case 'o':
+                               if (!mtd_fixtrx) {
+                                       fprintf(stderr, "-o: is not available on this platform\n");
+                                       usage();
+                               }
+                               errno = 0;
+                               offset = strtoul(optarg, 0, 0);
+                               if (errno) {
+                                       fprintf(stderr, "-o: illegal numeric string\n");
+                                       usage();
+                               }
+                               break;
 #ifdef FIS_SUPPORT
                        case 'F':
                                fis_layout = optarg;
 #ifdef FIS_SUPPORT
                        case 'F':
                                fis_layout = optarg;
@@ -585,6 +639,9 @@ int main (int argc, char **argv)
        } else if ((strcmp(argv[0], "erase") == 0) && (argc == 2)) {
                cmd = CMD_ERASE;
                device = argv[1];
        } else if ((strcmp(argv[0], "erase") == 0) && (argc == 2)) {
                cmd = CMD_ERASE;
                device = argv[1];
+       } else if (((strcmp(argv[0], "fixtrx") == 0) && (argc == 2)) && mtd_fixtrx) {
+               cmd = CMD_FIXTRX;
+               device = argv[1];
        } else if ((strcmp(argv[0], "write") == 0) && (argc == 3)) {
                cmd = CMD_WRITE;
                device = argv[2];
        } else if ((strcmp(argv[0], "write") == 0) && (argc == 3)) {
                cmd = CMD_WRITE;
                device = argv[2];
@@ -657,6 +714,11 @@ int main (int argc, char **argv)
                case CMD_REFRESH:
                        mtd_refresh(device);
                        break;
                case CMD_REFRESH:
                        mtd_refresh(device);
                        break;
+               case CMD_FIXTRX:
+                   if (mtd_fixtrx) {
+                           mtd_fixtrx(device, offset);
+            }
+                       break;
        }
 
        sync();
        }
 
        sync();
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