aboutsummaryrefslogtreecommitdiff
path: root/cmd
diff options
context:
space:
mode:
authorTom Rini <trini@konsulko.com>2018-10-02 13:02:22 -0400
committerTom Rini <trini@konsulko.com>2018-10-02 17:01:46 -0400
commit592cd5defd4f71d34ffcbd8dd3326bc10f662e20 (patch)
tree0824c4d2c60d79b7be18ba82209d899e4d4f8c34 /cmd
parent2ba8bf207481cfb319f54a1bef67f6f068831a58 (diff)
parentb3bec2525604d6b42bb9e7fd719c84b022447db3 (diff)
downloadu-boot-592cd5defd4f71d34ffcbd8dd3326bc10f662e20.zip
u-boot-592cd5defd4f71d34ffcbd8dd3326bc10f662e20.tar.gz
u-boot-592cd5defd4f71d34ffcbd8dd3326bc10f662e20.tar.bz2
Merge branch 'master' of git://git.denx.de/u-boot-spi
This is the PR for SPI-NAND changes along with few spi changes. [trini: Re-sync changes for ls1012afrwy_qspi*_defconfig] Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/Kconfig18
-rw-r--r--cmd/Makefile1
-rw-r--r--cmd/mtd.c473
-rw-r--r--cmd/mtdparts.c33
-rw-r--r--cmd/ubi.c101
5 files changed, 531 insertions, 95 deletions
diff --git a/cmd/Kconfig b/cmd/Kconfig
index d1f1dc0..7ed3c9c 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -866,6 +866,12 @@ config CMD_MMC_SWRITE
Enable support for the "mmc swrite" command to write Android sparse
images to eMMC.
+config CMD_MTD
+ bool "mtd"
+ select MTD_PARTITIONS
+ help
+ MTD commands support.
+
config CMD_NAND
bool "nand"
default y if NAND_SUNXI
@@ -1714,18 +1720,22 @@ config CMD_MTDPARTS
bool "MTD partition support"
select MTD_DEVICE if (CMD_NAND || NAND)
help
- MTD partition support
+ MTD partitioning tool support.
+ It is strongly encouraged to avoid using this command
+ anymore along with 'sf', 'nand', 'onenand'. One can still
+ declare the partitions in the mtdparts environment variable
+ but better use the MTD stack and the 'mtd' command instead.
config MTDIDS_DEFAULT
string "Default MTD IDs"
- depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
+ depends on CMD_MTD || CMD_MTDPARTS || CMD_NAND || CMD_FLASH
help
Defines a default MTD IDs list for use with MTD partitions in the
Linux MTD command line partitions format.
config MTDPARTS_DEFAULT
string "Default MTD partition scheme"
- depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
+ depends on CMD_MTD || CMD_MTDPARTS || CMD_NAND || CMD_FLASH
help
Defines a default MTD partitioning scheme in the Linux MTD command
line partitions format
@@ -1855,6 +1865,8 @@ config CMD_UBI
capabilities. Please, consult the MTD web site for more details
(www.linux-mtd.infradead.org). Activate this option if you want
to use U-Boot UBI commands.
+ It is also strongly encouraged to also enable CONFIG_MTD to get full
+ partition support.
config CMD_UBIFS
tristate "Enable UBIFS - Unsorted block images filesystem commands"
diff --git a/cmd/Makefile b/cmd/Makefile
index 2c858f9..d9cdaf6 100644
--- a/cmd/Makefile
+++ b/cmd/Makefile
@@ -93,6 +93,7 @@ obj-$(CONFIG_CMD_MISC) += misc.o
obj-$(CONFIG_CMD_MMC) += mmc.o
obj-$(CONFIG_CMD_MMC_SPI) += mmc_spi.o
obj-$(CONFIG_MP) += mp.o
+obj-$(CONFIG_CMD_MTD) += mtd.o
obj-$(CONFIG_CMD_MTDPARTS) += mtdparts.o
obj-$(CONFIG_CMD_NAND) += nand.o
obj-$(CONFIG_CMD_NET) += net.o
diff --git a/cmd/mtd.c b/cmd/mtd.c
new file mode 100644
index 0000000..6142223
--- /dev/null
+++ b/cmd/mtd.c
@@ -0,0 +1,473 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * mtd.c
+ *
+ * Generic command to handle basic operations on any memory device.
+ *
+ * Copyright: Bootlin, 2018
+ * Author: Miquèl Raynal <miquel.raynal@bootlin.com>
+ */
+
+#include <command.h>
+#include <common.h>
+#include <console.h>
+#include <malloc.h>
+#include <mapmem.h>
+#include <mtd.h>
+
+static uint mtd_len_to_pages(struct mtd_info *mtd, u64 len)
+{
+ do_div(len, mtd->writesize);
+
+ return len;
+}
+
+static bool mtd_is_aligned_with_min_io_size(struct mtd_info *mtd, u64 size)
+{
+ return !do_div(size, mtd->writesize);
+}
+
+static bool mtd_is_aligned_with_block_size(struct mtd_info *mtd, u64 size)
+{
+ return !do_div(size, mtd->erasesize);
+}
+
+static void mtd_dump_buf(const u8 *buf, uint len, uint offset)
+{
+ int i, j;
+
+ for (i = 0; i < len; ) {
+ printf("0x%08x:\t", offset + i);
+ for (j = 0; j < 8; j++)
+ printf("%02x ", buf[i + j]);
+ printf(" ");
+ i += 8;
+ for (j = 0; j < 8; j++)
+ printf("%02x ", buf[i + j]);
+ printf("\n");
+ i += 8;
+ }
+}
+
+static void mtd_dump_device_buf(struct mtd_info *mtd, u64 start_off,
+ const u8 *buf, u64 len, bool woob)
+{
+ bool has_pages = mtd->type == MTD_NANDFLASH ||
+ mtd->type == MTD_MLCNANDFLASH;
+ int npages = mtd_len_to_pages(mtd, len);
+ uint page;
+
+ if (has_pages) {
+ for (page = 0; page < npages; page++) {
+ u64 data_off = page * mtd->writesize;
+
+ printf("\nDump %d data bytes from 0x%08llx:\n",
+ mtd->writesize, start_off + data_off);
+ mtd_dump_buf(&buf[data_off],
+ mtd->writesize, start_off + data_off);
+
+ if (woob) {
+ u64 oob_off = page * mtd->oobsize;
+
+ printf("Dump %d OOB bytes from page at 0x%08llx:\n",
+ mtd->oobsize, start_off + data_off);
+ mtd_dump_buf(&buf[len + oob_off],
+ mtd->oobsize, 0);
+ }
+ }
+ } else {
+ printf("\nDump %lld data bytes from 0x%llx:\n",
+ len, start_off);
+ mtd_dump_buf(buf, len, start_off);
+ }
+}
+
+static void mtd_show_parts(struct mtd_info *mtd, int level)
+{
+ struct mtd_info *part;
+ int i;
+
+ list_for_each_entry(part, &mtd->partitions, node) {
+ for (i = 0; i < level; i++)
+ printf("\t");
+ printf(" - 0x%012llx-0x%012llx : \"%s\"\n",
+ part->offset, part->offset + part->size, part->name);
+
+ mtd_show_parts(part, level + 1);
+ }
+}
+
+static void mtd_show_device(struct mtd_info *mtd)
+{
+ /* Device */
+ printf("* %s\n", mtd->name);
+#if defined(CONFIG_DM)
+ if (mtd->dev) {
+ printf(" - device: %s\n", mtd->dev->name);
+ printf(" - parent: %s\n", mtd->dev->parent->name);
+ printf(" - driver: %s\n", mtd->dev->driver->name);
+ }
+#endif
+
+ /* MTD device information */
+ printf(" - type: ");
+ switch (mtd->type) {
+ case MTD_RAM:
+ printf("RAM\n");
+ break;
+ case MTD_ROM:
+ printf("ROM\n");
+ break;
+ case MTD_NORFLASH:
+ printf("NOR flash\n");
+ break;
+ case MTD_NANDFLASH:
+ printf("NAND flash\n");
+ break;
+ case MTD_DATAFLASH:
+ printf("Data flash\n");
+ break;
+ case MTD_UBIVOLUME:
+ printf("UBI volume\n");
+ break;
+ case MTD_MLCNANDFLASH:
+ printf("MLC NAND flash\n");
+ break;
+ case MTD_ABSENT:
+ default:
+ printf("Unknown\n");
+ break;
+ }
+
+ printf(" - block size: 0x%x bytes\n", mtd->erasesize);
+ printf(" - min I/O: 0x%x bytes\n", mtd->writesize);
+
+ if (mtd->oobsize) {
+ printf(" - OOB size: %u bytes\n", mtd->oobsize);
+ printf(" - OOB available: %u bytes\n", mtd->oobavail);
+ }
+
+ if (mtd->ecc_strength) {
+ printf(" - ECC strength: %u bits\n", mtd->ecc_strength);
+ printf(" - ECC step size: %u bytes\n", mtd->ecc_step_size);
+ printf(" - bitflip threshold: %u bits\n",
+ mtd->bitflip_threshold);
+ }
+
+ printf(" - 0x%012llx-0x%012llx : \"%s\"\n",
+ mtd->offset, mtd->offset + mtd->size, mtd->name);
+
+ /* MTD partitions, if any */
+ mtd_show_parts(mtd, 1);
+}
+
+/* Logic taken from fs/ubifs/recovery.c:is_empty() */
+static bool mtd_oob_write_is_empty(struct mtd_oob_ops *op)
+{
+ int i;
+
+ for (i = 0; i < op->len; i++)
+ if (op->datbuf[i] != 0xff)
+ return false;
+
+ for (i = 0; i < op->ooblen; i++)
+ if (op->oobbuf[i] != 0xff)
+ return false;
+
+ return true;
+}
+
+static int do_mtd_list(void)
+{
+ struct mtd_info *mtd;
+ int dev_nb = 0;
+
+ /* Ensure all devices (and their partitions) are probed */
+ mtd_probe_devices();
+
+ printf("List of MTD devices:\n");
+ mtd_for_each_device(mtd) {
+ if (!mtd_is_partition(mtd))
+ mtd_show_device(mtd);
+
+ dev_nb++;
+ }
+
+ if (!dev_nb) {
+ printf("No MTD device found\n");
+ return CMD_RET_FAILURE;
+ }
+
+ return CMD_RET_SUCCESS;
+}
+
+static int mtd_special_write_oob(struct mtd_info *mtd, u64 off,
+ struct mtd_oob_ops *io_op,
+ bool write_empty_pages, bool woob)
+{
+ int ret = 0;
+
+ /*
+ * By default, do not write an empty page.
+ * Skip it by simulating a successful write.
+ */
+ if (!write_empty_pages && mtd_oob_write_is_empty(io_op)) {
+ io_op->retlen = mtd->writesize;
+ io_op->oobretlen = woob ? mtd->oobsize : 0;
+ } else {
+ ret = mtd_write_oob(mtd, off, io_op);
+ }
+
+ return ret;
+}
+
+static int do_mtd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ struct mtd_info *mtd;
+ const char *cmd;
+ char *mtd_name;
+
+ /* All MTD commands need at least two arguments */
+ if (argc < 2)
+ return CMD_RET_USAGE;
+
+ /* Parse the command name and its optional suffixes */
+ cmd = argv[1];
+
+ /* List the MTD devices if that is what the user wants */
+ if (strcmp(cmd, "list") == 0)
+ return do_mtd_list();
+
+ /*
+ * The remaining commands require also at least a device ID.
+ * Check the selected device is valid. Ensure it is probed.
+ */
+ if (argc < 3)
+ return CMD_RET_USAGE;
+
+ mtd_name = argv[2];
+ mtd_probe_devices();
+ mtd = get_mtd_device_nm(mtd_name);
+ if (IS_ERR_OR_NULL(mtd)) {
+ printf("MTD device %s not found, ret %ld\n",
+ mtd_name, PTR_ERR(mtd));
+ return CMD_RET_FAILURE;
+ }
+ put_mtd_device(mtd);
+
+ argc -= 3;
+ argv += 3;
+
+ /* Do the parsing */
+ if (!strncmp(cmd, "read", 4) || !strncmp(cmd, "dump", 4) ||
+ !strncmp(cmd, "write", 5)) {
+ bool has_pages = mtd->type == MTD_NANDFLASH ||
+ mtd->type == MTD_MLCNANDFLASH;
+ bool dump, read, raw, woob, write_empty_pages;
+ struct mtd_oob_ops io_op = {};
+ uint user_addr = 0, npages;
+ u64 start_off, off, len, remaining, default_len;
+ u32 oob_len;
+ u8 *buf;
+ int ret;
+
+ dump = !strncmp(cmd, "dump", 4);
+ read = dump || !strncmp(cmd, "read", 4);
+ raw = strstr(cmd, ".raw");
+ woob = strstr(cmd, ".oob");
+ write_empty_pages = !has_pages || strstr(cmd, ".dontskipff");
+
+ if (!dump) {
+ if (!argc)
+ return CMD_RET_USAGE;
+
+ user_addr = simple_strtoul(argv[0], NULL, 16);
+ argc--;
+ argv++;
+ }
+
+ start_off = argc > 0 ? simple_strtoul(argv[0], NULL, 16) : 0;
+ if (!mtd_is_aligned_with_min_io_size(mtd, start_off)) {
+ printf("Offset not aligned with a page (0x%x)\n",
+ mtd->writesize);
+ return CMD_RET_FAILURE;
+ }
+
+ default_len = dump ? mtd->writesize : mtd->size;
+ len = argc > 1 ? simple_strtoul(argv[1], NULL, 16) :
+ default_len;
+ if (!mtd_is_aligned_with_min_io_size(mtd, len)) {
+ len = round_up(len, mtd->writesize);
+ printf("Size not on a page boundary (0x%x), rounding to 0x%llx\n",
+ mtd->writesize, len);
+ }
+
+ remaining = len;
+ npages = mtd_len_to_pages(mtd, len);
+ oob_len = woob ? npages * mtd->oobsize : 0;
+
+ if (dump)
+ buf = kmalloc(len + oob_len, GFP_KERNEL);
+ else
+ buf = map_sysmem(user_addr, 0);
+
+ if (!buf) {
+ printf("Could not map/allocate the user buffer\n");
+ return CMD_RET_FAILURE;
+ }
+
+ if (has_pages)
+ printf("%s %lld byte(s) (%d page(s)) at offset 0x%08llx%s%s%s\n",
+ read ? "Reading" : "Writing", len, npages, start_off,
+ raw ? " [raw]" : "", woob ? " [oob]" : "",
+ !read && write_empty_pages ? " [dontskipff]" : "");
+ else
+ printf("%s %lld byte(s) at offset 0x%08llx\n",
+ read ? "Reading" : "Writing", len, start_off);
+
+ io_op.mode = raw ? MTD_OPS_RAW : MTD_OPS_AUTO_OOB;
+ io_op.len = has_pages ? mtd->writesize : len;
+ io_op.ooblen = woob ? mtd->oobsize : 0;
+ io_op.datbuf = buf;
+ io_op.oobbuf = woob ? &buf[len] : NULL;
+
+ /* Search for the first good block after the given offset */
+ off = start_off;
+ while (mtd_block_isbad(mtd, off))
+ off += mtd->erasesize;
+
+ /* Loop over the pages to do the actual read/write */
+ while (remaining) {
+ /* Skip the block if it is bad */
+ if (mtd_is_aligned_with_block_size(mtd, off) &&
+ mtd_block_isbad(mtd, off)) {
+ off += mtd->erasesize;
+ continue;
+ }
+
+ if (read)
+ ret = mtd_read_oob(mtd, off, &io_op);
+ else
+ ret = mtd_special_write_oob(mtd, off, &io_op,
+ write_empty_pages,
+ woob);
+
+ if (ret) {
+ printf("Failure while %s at offset 0x%llx\n",
+ read ? "reading" : "writing", off);
+ return CMD_RET_FAILURE;
+ }
+
+ off += io_op.retlen;
+ remaining -= io_op.retlen;
+ io_op.datbuf += io_op.retlen;
+ io_op.oobbuf += io_op.oobretlen;
+ }
+
+ if (!ret && dump)
+ mtd_dump_device_buf(mtd, start_off, buf, len, woob);
+
+ if (dump)
+ kfree(buf);
+ else
+ unmap_sysmem(buf);
+
+ if (ret) {
+ printf("%s on %s failed with error %d\n",
+ read ? "Read" : "Write", mtd->name, ret);
+ return CMD_RET_FAILURE;
+ }
+
+ } else if (!strcmp(cmd, "erase")) {
+ bool scrub = strstr(cmd, ".dontskipbad");
+ struct erase_info erase_op = {};
+ u64 off, len;
+ int ret;
+
+ off = argc > 0 ? simple_strtoul(argv[0], NULL, 16) : 0;
+ len = argc > 1 ? simple_strtoul(argv[1], NULL, 16) : mtd->size;
+
+ if (!mtd_is_aligned_with_block_size(mtd, off)) {
+ printf("Offset not aligned with a block (0x%x)\n",
+ mtd->erasesize);
+ return CMD_RET_FAILURE;
+ }
+
+ if (!mtd_is_aligned_with_block_size(mtd, len)) {
+ printf("Size not a multiple of a block (0x%x)\n",
+ mtd->erasesize);
+ return CMD_RET_FAILURE;
+ }
+
+ printf("Erasing 0x%08llx ... 0x%08llx (%d eraseblock(s))\n",
+ off, off + len - 1, mtd_div_by_eb(len, mtd));
+
+ erase_op.mtd = mtd;
+ erase_op.addr = off;
+ erase_op.len = len;
+ erase_op.scrub = scrub;
+
+ while (erase_op.len) {
+ ret = mtd_erase(mtd, &erase_op);
+
+ /* Abort if its not a bad block error */
+ if (ret != -EIO)
+ break;
+
+ printf("Skipping bad block at 0x%08llx\n",
+ erase_op.fail_addr);
+
+ /* Skip bad block and continue behind it */
+ erase_op.len -= erase_op.fail_addr - erase_op.addr;
+ erase_op.len -= mtd->erasesize;
+ erase_op.addr = erase_op.fail_addr + mtd->erasesize;
+ }
+
+ if (ret && ret != -EIO)
+ return CMD_RET_FAILURE;
+ } else if (!strcmp(cmd, "bad")) {
+ loff_t off;
+
+ if (!mtd_can_have_bb(mtd)) {
+ printf("Only NAND-based devices can have bad blocks\n");
+ return CMD_RET_SUCCESS;
+ }
+
+ printf("MTD device %s bad blocks list:\n", mtd->name);
+ for (off = 0; off < mtd->size; off += mtd->erasesize)
+ if (mtd_block_isbad(mtd, off))
+ printf("\t0x%08llx\n", off);
+ } else {
+ return CMD_RET_USAGE;
+ }
+
+ return CMD_RET_SUCCESS;
+}
+
+static char mtd_help_text[] =
+#ifdef CONFIG_SYS_LONGHELP
+ "- generic operations on memory technology devices\n\n"
+ "mtd list\n"
+ "mtd read[.raw][.oob] <name> <addr> [<off> [<size>]]\n"
+ "mtd dump[.raw][.oob] <name> [<off> [<size>]]\n"
+ "mtd write[.raw][.oob][.dontskipff] <name> <addr> [<off> [<size>]]\n"
+ "mtd erase[.dontskipbad] <name> [<off> [<size>]]\n"
+ "\n"
+ "Specific functions:\n"
+ "mtd bad <name>\n"
+ "\n"
+ "With:\n"
+ "\t<name>: NAND partition/chip name\n"
+ "\t<addr>: user address from/to which data will be retrieved/stored\n"
+ "\t<off>: offset in <name> in bytes (default: start of the part)\n"
+ "\t\t* must be block-aligned for erase\n"
+ "\t\t* must be page-aligned otherwise\n"
+ "\t<size>: length of the operation in bytes (default: the entire device)\n"
+ "\t\t* must be a multiple of a block for erase\n"
+ "\t\t* must be a multiple of a page otherwise (special case: default is a page with dump)\n"
+ "\n"
+ "The .dontskipff option forces writing empty pages, don't use it if unsure.\n"
+#endif
+ "";
+
+U_BOOT_CMD(mtd, 10, 1, do_mtd, "MTD utils", mtd_help_text);
diff --git a/cmd/mtdparts.c b/cmd/mtdparts.c
index 0da3afd..f7ed1a0 100644
--- a/cmd/mtdparts.c
+++ b/cmd/mtdparts.c
@@ -37,14 +37,14 @@
* mtdids=<idmap>[,<idmap>,...]
*
* <idmap> := <dev-id>=<mtd-id>
- * <dev-id> := 'nand'|'nor'|'onenand'<dev-num>
+ * <dev-id> := 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>
* <dev-num> := mtd device number, 0...
* <mtd-id> := unique device tag used by linux kernel to find mtd device (mtd->name)
*
*
* 'mtdparts' - partition list
*
- * mtdparts=mtdparts=<mtd-def>[;<mtd-def>...]
+ * mtdparts=[mtdparts=]<mtd-def>[;<mtd-def>...]
*
* <mtd-def> := <mtd-id>:<part-def>[,<part-def>...]
* <mtd-id> := unique device tag used by linux kernel to find mtd device (mtd->name)
@@ -62,11 +62,11 @@
*
* 1 NOR Flash, with 1 single writable partition:
* mtdids=nor0=edb7312-nor
- * mtdparts=mtdparts=edb7312-nor:-
+ * mtdparts=[mtdparts=]edb7312-nor:-
*
* 1 NOR Flash with 2 partitions, 1 NAND with one
* mtdids=nor0=edb7312-nor,nand0=edb7312-nand
- * mtdparts=mtdparts=edb7312-nor:256k(ARMboot)ro,-(root);edb7312-nand:-(home)
+ * mtdparts=[mtdparts=]edb7312-nor:256k(ARMboot)ro,-(root);edb7312-nand:-(home)
*
*/
@@ -177,13 +177,16 @@ static u64 memsize_parse (const char *const ptr, const char **retptr)
case 'G':
case 'g':
ret <<= 10;
+ /* Fallthrough */
case 'M':
case 'm':
ret <<= 10;
+ /* Fallthrough */
case 'K':
case 'k':
ret <<= 10;
(*retptr)++;
+ /* Fallthrough */
default:
break;
}
@@ -336,7 +339,7 @@ static int part_validate_eraseblock(struct mtdids *id, struct part_info *part)
if (!mtd->numeraseregions) {
/*
- * Only one eraseregion (NAND, OneNAND or uniform NOR),
+ * Only one eraseregion (NAND, SPI-NAND, OneNAND or uniform NOR),
* checking for alignment is easy here
*/
offset = part->offset;
@@ -1027,7 +1030,7 @@ static struct mtdids* id_find_by_mtd_id(const char *mtd_id, unsigned int mtd_id_
}
/**
- * Parse device id string <dev-id> := 'nand'|'nor'|'onenand'<dev-num>,
+ * Parse device id string <dev-id> := 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>,
* return device type and number.
*
* @param id string describing device id
@@ -1051,6 +1054,9 @@ int mtd_id_parse(const char *id, const char **ret_id, u8 *dev_type,
} else if (strncmp(p, "onenand", 7) == 0) {
*dev_type = MTD_DEV_TYPE_ONENAND;
p += 7;
+ } else if (strncmp(p, "spi-nand", 8) == 0) {
+ *dev_type = MTD_DEV_TYPE_SPINAND;
+ p += 8;
} else {
printf("incorrect device type in %s\n", id);
return 1;
@@ -1093,9 +1099,6 @@ static int generate_mtdparts(char *buf, u32 buflen)
return 0;
}
- strcpy(p, "mtdparts=");
- p += 9;
-
list_for_each(dentry, &devices) {
dev = list_entry(dentry, struct mtd_device, link);
@@ -1566,11 +1569,9 @@ static int parse_mtdparts(const char *const mtdparts)
if (!p)
p = mtdparts;
- if (strncmp(p, "mtdparts=", 9) != 0) {
- printf("mtdparts variable doesn't start with 'mtdparts='\n");
- return err;
- }
- p += 9;
+ /* Skip the useless prefix, if any */
+ if (strncmp(p, "mtdparts=", 9) == 0)
+ p += 9;
while (*p != '\0') {
err = 1;
@@ -1633,7 +1634,7 @@ static int parse_mtdids(const char *const ids)
while(p && (*p != '\0')) {
ret = 1;
- /* parse 'nor'|'nand'|'onenand'<dev-num> */
+ /* parse 'nor'|'nand'|'onenand'|'spi-nand'<dev-num> */
if (mtd_id_parse(p, &p, &type, &num) != 0)
break;
@@ -2109,7 +2110,7 @@ static char mtdparts_help_text[] =
"'mtdids' - linux kernel mtd device id <-> u-boot device id mapping\n\n"
"mtdids=<idmap>[,<idmap>,...]\n\n"
"<idmap> := <dev-id>=<mtd-id>\n"
- "<dev-id> := 'nand'|'nor'|'onenand'<dev-num>\n"
+ "<dev-id> := 'nand'|'nor'|'onenand'|'spi-nand'<dev-num>\n"
"<dev-num> := mtd device number, 0...\n"
"<mtd-id> := unique device tag used by linux kernel to find mtd device (mtd->name)\n\n"
"'mtdparts' - partition list\n\n"
diff --git a/cmd/ubi.c b/cmd/ubi.c
index 0fa7553..767a4a4 100644
--- a/cmd/ubi.c
+++ b/cmd/ubi.c
@@ -15,6 +15,7 @@
#include <command.h>
#include <exports.h>
#include <memalign.h>
+#include <mtd.h>
#include <nand.h>
#include <onenand_uboot.h>
#include <linux/mtd/mtd.h>
@@ -27,24 +28,8 @@
#undef ubi_msg
#define ubi_msg(fmt, ...) printf("UBI: " fmt "\n", ##__VA_ARGS__)
-#define DEV_TYPE_NONE 0
-#define DEV_TYPE_NAND 1
-#define DEV_TYPE_ONENAND 2
-#define DEV_TYPE_NOR 3
-
/* Private own data */
static struct ubi_device *ubi;
-static char buffer[80];
-static int ubi_initialized;
-
-struct selected_dev {
- char part_name[80];
- int selected;
- int nr;
- struct mtd_info *mtd_info;
-};
-
-static struct selected_dev ubi_dev;
#ifdef CONFIG_CMD_UBIFS
#include <ubifs_uboot.h>
@@ -408,43 +393,24 @@ int ubi_volume_read(char *volume, char *buf, size_t size)
return err;
}
-static int ubi_dev_scan(struct mtd_info *info, char *ubidev,
- const char *vid_header_offset)
+static int ubi_dev_scan(struct mtd_info *info, const char *vid_header_offset)
{
- struct mtd_device *dev;
- struct part_info *part;
- struct mtd_partition mtd_part;
char ubi_mtd_param_buffer[80];
- u8 pnum;
int err;
- if (find_dev_and_part(ubidev, &dev, &pnum, &part) != 0)
- return 1;
+ if (!vid_header_offset)
+ sprintf(ubi_mtd_param_buffer, "%s", info->name);
+ else
+ sprintf(ubi_mtd_param_buffer, "%s,%s", info->name,
+ vid_header_offset);
- sprintf(buffer, "mtd=%d", pnum);
- memset(&mtd_part, 0, sizeof(mtd_part));
- mtd_part.name = buffer;
- mtd_part.size = part->size;
- mtd_part.offset = part->offset;
- add_mtd_partitions(info, &mtd_part, 1);
-
- strcpy(ubi_mtd_param_buffer, buffer);
- if (vid_header_offset)
- sprintf(ubi_mtd_param_buffer, "mtd=%d,%s", pnum,
- vid_header_offset);
err = ubi_mtd_param_parse(ubi_mtd_param_buffer, NULL);
- if (err) {
- del_mtd_partitions(info);
+ if (err)
return -err;
- }
err = ubi_init();
- if (err) {
- del_mtd_partitions(info);
+ if (err)
return -err;
- }
-
- ubi_initialized = 1;
return 0;
}
@@ -469,50 +435,33 @@ int ubi_detach(void)
/*
* Call ubi_exit() before re-initializing the UBI subsystem
*/
- if (ubi_initialized) {
+ if (ubi)
ubi_exit();
- del_mtd_partitions(ubi_dev.mtd_info);
- ubi_initialized = 0;
- }
- ubi_dev.selected = 0;
+ ubi = NULL;
+
return 0;
}
int ubi_part(char *part_name, const char *vid_header_offset)
{
+ struct mtd_info *mtd;
int err = 0;
- char mtd_dev[16];
- struct mtd_device *dev;
- struct part_info *part;
- u8 pnum;
ubi_detach();
- /*
- * Search the mtd device number where this partition
- * is located
- */
- if (find_dev_and_part(part_name, &dev, &pnum, &part)) {
+
+ mtd_probe_devices();
+ mtd = get_mtd_device_nm(part_name);
+ if (IS_ERR(mtd)) {
printf("Partition %s not found!\n", part_name);
return 1;
}
- sprintf(mtd_dev, "%s%d", MTD_DEV_TYPE(dev->id->type), dev->id->num);
- ubi_dev.mtd_info = get_mtd_device_nm(mtd_dev);
- if (IS_ERR(ubi_dev.mtd_info)) {
- printf("Partition %s not found on device %s!\n", part_name,
- mtd_dev);
- return 1;
- }
+ put_mtd_device(mtd);
- ubi_dev.selected = 1;
-
- strcpy(ubi_dev.part_name, part_name);
- err = ubi_dev_scan(ubi_dev.mtd_info, ubi_dev.part_name,
- vid_header_offset);
+ err = ubi_dev_scan(mtd, vid_header_offset);
if (err) {
printf("UBI init error %d\n", err);
printf("Please check, if the correct MTD partition is used (size big enough?)\n");
- ubi_dev.selected = 0;
return err;
}
@@ -543,13 +492,13 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
/* Print current partition */
if (argc == 2) {
- if (!ubi_dev.selected) {
- printf("Error, no UBI device/partition selected!\n");
+ if (!ubi) {
+ printf("Error, no UBI device selected!\n");
return 1;
}
- printf("Device %d: %s, partition %s\n",
- ubi_dev.nr, ubi_dev.mtd_info->name, ubi_dev.part_name);
+ printf("Device %d: %s, MTD partition %s\n",
+ ubi->ubi_num, ubi->ubi_name, ubi->mtd->name);
return 0;
}
@@ -562,8 +511,8 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return ubi_part(argv[2], vid_header_offset);
}
- if ((strcmp(argv[1], "part") != 0) && (!ubi_dev.selected)) {
- printf("Error, no UBI device/partition selected!\n");
+ if ((strcmp(argv[1], "part") != 0) && !ubi) {
+ printf("Error, no UBI device selected!\n");
return 1;
}