]> git.ipfire.org Git - people/ms/u-boot.git/blobdiff - cmd/nand.c
Merge git://git.denx.de/u-boot-mmc
[people/ms/u-boot.git] / cmd / nand.c
index e10349ac2bed7bb4537635715b1dd684dbde44e1..a22945d144b32b9a8f37f734b837ffb34ab81629 100644 (file)
@@ -115,21 +115,20 @@ free_dat:
 
 static int set_dev(int dev)
 {
-       if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE ||
-           !nand_info[dev]->name) {
-               puts("No such device\n");
-               return -1;
-       }
+       struct mtd_info *mtd = get_nand_dev_by_index(dev);
+
+       if (!mtd)
+               return -ENODEV;
 
        if (nand_curr_device == dev)
                return 0;
 
-       printf("Device %d: %s", dev, nand_info[dev]->name);
+       printf("Device %d: %s", dev, mtd->name);
        puts("... is now current device\n");
        nand_curr_device = dev;
 
 #ifdef CONFIG_SYS_NAND_SELECT_DEVICE
-       board_nand_select_device(nand_info[dev]->priv, dev);
+       board_nand_select_device(mtd_to_nand(mtd), dev);
 #endif
 
        return 0;
@@ -189,10 +188,10 @@ int do_nand_env_oob(cmd_tbl_t *cmdtp, int argc, char *const argv[])
 {
        int ret;
        uint32_t oob_buf[ENV_OFFSET_SIZE/sizeof(uint32_t)];
-       struct mtd_info *mtd = nand_info[0];
+       struct mtd_info *mtd = get_nand_dev_by_index(0);
        char *cmd = argv[1];
 
-       if (CONFIG_SYS_MAX_NAND_DEVICE == 0 || !mtd->name) {
+       if (CONFIG_SYS_MAX_NAND_DEVICE == 0 || !mtd) {
                puts("no devices available\n");
                return 1;
        }
@@ -214,9 +213,10 @@ int do_nand_env_oob(cmd_tbl_t *cmdtp, int argc, char *const argv[])
                if (argc < 3)
                        goto usage;
 
+               mtd = get_nand_dev_by_index(idx);
                /* We don't care about size, or maxsize. */
                if (mtd_arg_off(argv[2], &idx, &addr, &maxsize, &maxsize,
-                               MTD_DEV_TYPE_NAND, nand_info[idx]->size)) {
+                               MTD_DEV_TYPE_NAND, mtd->size)) {
                        puts("Offset or partition name expected\n");
                        return 1;
                }
@@ -284,9 +284,14 @@ usage:
 
 static void nand_print_and_set_info(int idx)
 {
-       struct mtd_info *mtd = nand_info[idx];
-       struct nand_chip *chip = mtd_to_nand(mtd);
+       struct mtd_info *mtd;
+       struct nand_chip *chip;
+
+       mtd = get_nand_dev_by_index(idx);
+       if (!mtd)
+               return;
 
+       chip = mtd_to_nand(mtd);
        printf("Device %d: ", idx);
        if (chip->numchips > 1)
                printf("%dx ", chip->numchips);
@@ -296,13 +301,13 @@ static void nand_print_and_set_info(int idx)
        printf("  OOB size    %8d b\n", mtd->oobsize);
        printf("  Erase size  %8d b\n", mtd->erasesize);
        printf("  subpagesize %8d b\n", chip->subpagesize);
-       printf("  options     0x%8x\n", chip->options);
-       printf("  bbt options 0x%8x\n", chip->bbt_options);
+       printf("  options     0x%08x\n", chip->options);
+       printf("  bbt options 0x%08x\n", chip->bbt_options);
 
        /* Set geometry info */
-       setenv_hex("nand_writesize", mtd->writesize);
-       setenv_hex("nand_oobsize", mtd->oobsize);
-       setenv_hex("nand_erasesize", mtd->erasesize);
+       env_set_hex("nand_writesize", mtd->writesize);
+       env_set_hex("nand_oobsize", mtd->oobsize);
+       env_set_hex("nand_erasesize", mtd->erasesize);
 }
 
 static int raw_access(struct mtd_info *mtd, ulong addr, loff_t off,
@@ -349,7 +354,7 @@ static void adjust_size_for_badblocks(loff_t *size, loff_t offset, int dev)
        /* We grab the nand info object here fresh because this is usually
         * called after arg_off_size() which can change the value of dev.
         */
-       struct mtd_info *mtd = nand_info[dev];
+       struct mtd_info *mtd = get_nand_dev_by_index(dev);
        loff_t maxoffset = offset + *size;
        int badblocks = 0;
 
@@ -378,7 +383,7 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 #else
        int quiet = 0;
 #endif
-       const char *quiet_str = getenv("quiet");
+       const char *quiet_str = env_get("quiet");
        int dev = nand_curr_device;
        int repeat = flag & CMD_FLAG_REPEAT;
 
@@ -398,10 +403,8 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        if (strcmp(cmd, "info") == 0) {
 
                putc('\n');
-               for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) {
-                       if (nand_info[i]->name)
-                               nand_print_and_set_info(i);
-               }
+               for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
+                       nand_print_and_set_info(i);
                return 0;
        }
 
@@ -433,12 +436,11 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
         * one before these commands can run, even if a partition specifier
         * for another device is to be used.
         */
-       if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE ||
-           !nand_info[dev]->name) {
+       mtd = get_nand_dev_by_index(dev);
+       if (!mtd) {
                puts("\nno devices available\n");
                return 1;
        }
-       mtd = nand_info[dev];
 
        if (strcmp(cmd, "bad") == 0) {
                printf("\nDevice %d bad blocks:\n", dev);
@@ -497,13 +499,13 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                /* skip first two or three arguments, look for offset and size */
                if (mtd_arg_off_size(argc - o, argv + o, &dev, &off, &size,
                                     &maxsize, MTD_DEV_TYPE_NAND,
-                                    nand_info[dev]->size) != 0)
+                                    mtd->size) != 0)
                        return 1;
 
                if (set_dev(dev))
                        return 1;
 
-               mtd = nand_info[dev];
+               mtd = get_nand_dev_by_index(dev);
 
                memset(&opts, 0, sizeof(opts));
                opts.offset = off;
@@ -566,13 +568,13 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
                        if (mtd_arg_off(argv[3], &dev, &off, &size, &maxsize,
                                        MTD_DEV_TYPE_NAND,
-                                       nand_info[dev]->size))
+                                       mtd->size))
                                return 1;
 
                        if (set_dev(dev))
                                return 1;
 
-                       mtd = nand_info[dev];
+                       mtd = get_nand_dev_by_index(dev);
 
                        if (argc > 4 && !str2long(argv[4], &pagecount)) {
                                printf("'%s' is not a number\n", argv[4]);
@@ -589,7 +591,7 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                        if (mtd_arg_off_size(argc - 3, argv + 3, &dev, &off,
                                             &size, &maxsize,
                                             MTD_DEV_TYPE_NAND,
-                                            nand_info[dev]->size) != 0)
+                                            mtd->size) != 0)
                                return 1;
 
                        if (set_dev(dev))
@@ -601,7 +603,7 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                        rwsize = size;
                }
 
-               mtd = nand_info[dev];
+               mtd = get_nand_dev_by_index(dev);
 
                if (!s || !strcmp(s, ".jffs2") ||
                    !strcmp(s, ".e") || !strcmp(s, ".i")) {
@@ -761,13 +763,15 @@ static int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
                if (mtd_arg_off_size(argc - 2, argv + 2, &dev, &off, &size,
                                     &maxsize, MTD_DEV_TYPE_NAND,
-                                    nand_info[dev]->size) < 0)
+                                    mtd->size) < 0)
                        return 1;
 
                if (set_dev(dev))
                        return 1;
 
-               if (!nand_unlock(nand_info[dev], off, size, allexcept)) {
+               mtd = get_nand_dev_by_index(dev);
+
+               if (!nand_unlock(mtd, off, size, allexcept)) {
                        puts("NAND flash successfully unlocked\n");
                } else {
                        puts("Error unlocking NAND flash, "
@@ -930,6 +934,7 @@ static int do_nandboot(cmd_tbl_t *cmdtp, int flag, int argc,
        char *boot_device = NULL;
        int idx;
        ulong addr, offset = 0;
+       struct mtd_info *mtd;
 #if defined(CONFIG_CMD_MTDPARTS)
        struct mtd_device *dev;
        struct part_info *part;
@@ -949,8 +954,10 @@ static int do_nandboot(cmd_tbl_t *cmdtp, int flag, int argc,
                                addr = simple_strtoul(argv[1], NULL, 16);
                        else
                                addr = CONFIG_SYS_LOAD_ADDR;
-                       return nand_load_image(cmdtp, nand_info[dev->id->num],
-                                              part->offset, addr, argv[0]);
+
+                       mtd = get_nand_dev_by_index(dev->id->num);
+                       return nand_load_image(cmdtp, mtd, part->offset,
+                                              addr, argv[0]);
                }
        }
 #endif
@@ -959,11 +966,11 @@ static int do_nandboot(cmd_tbl_t *cmdtp, int flag, int argc,
        switch (argc) {
        case 1:
                addr = CONFIG_SYS_LOAD_ADDR;
-               boot_device = getenv("bootdevice");
+               boot_device = env_get("bootdevice");
                break;
        case 2:
                addr = simple_strtoul(argv[1], NULL, 16);
-               boot_device = getenv("bootdevice");
+               boot_device = env_get("bootdevice");
                break;
        case 3:
                addr = simple_strtoul(argv[1], NULL, 16);
@@ -992,14 +999,15 @@ usage:
 
        idx = simple_strtoul(boot_device, NULL, 16);
 
-       if (idx < 0 || idx >= CONFIG_SYS_MAX_NAND_DEVICE || !nand_info[idx]->name) {
+       mtd = get_nand_dev_by_index(idx);
+       if (!mtd) {
                printf("\n** Device %d not available\n", idx);
                bootstage_error(BOOTSTAGE_ID_NAND_AVAILABLE);
                return 1;
        }
        bootstage_mark(BOOTSTAGE_ID_NAND_AVAILABLE);
 
-       return nand_load_image(cmdtp, nand_info[idx], offset, addr, argv[0]);
+       return nand_load_image(cmdtp, mtd, offset, addr, argv[0]);
 }
 
 U_BOOT_CMD(nboot, 4, 1, do_nandboot,