Add UBI commands: ubiattach, ubidetach, ubimkvol, ubirmvol
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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e0677920d6
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1af56abc0c
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@ -180,6 +180,12 @@ menu "flash "
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config CMD_FLASH
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tristate
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prompt "protect/erase"
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config CMD_UBI
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tristate
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default y if UBI
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prompt "ubimkvol, ubirmvol, ubiattach"
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endmenu
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@ -49,3 +49,4 @@ obj-$(CONFIG_USB_GADGET_DFU) += dfu.o
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obj-$(CONFIG_CMD_GPIO) += gpio.o
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obj-$(CONFIG_CMD_UNLZO) += unlzo.o
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obj-$(CONFIG_CMD_I2C) += i2c.o
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obj-$(CONFIG_CMD_UBI) += ubi.o
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@ -0,0 +1,129 @@
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#include <common.h>
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#include <command.h>
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#include <fs.h>
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#include <fcntl.h>
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#include <ioctl.h>
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#include <errno.h>
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#include <getopt.h>
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#include <linux/mtd/mtd.h>
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#include <linux/kernel.h>
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#include <linux/mtd/mtd-abi.h>
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#include <mtd/ubi-user.h>
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#include <ubi-media.h>
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static int do_ubimkvol(struct command *cmdtp, int argc, char *argv[])
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{
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struct ubi_mkvol_req req;
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int fd, ret;
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size_t size;
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if (argc != 4)
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return COMMAND_ERROR_USAGE;
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size = strtoul_suffix(argv[3], NULL, 0);
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req.name_len = min_t(int, strlen(argv[2]), UBI_VOL_NAME_MAX);
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strncpy(req.name, argv[2], req.name_len);
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req.name[req.name_len] = 0;
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req.vol_type = UBI_DYNAMIC_VOLUME;
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req.bytes = size;
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req.vol_id = UBI_VOL_NUM_AUTO;
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req.alignment = 1;
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fd = open(argv[1], O_WRONLY);
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if (fd < 0) {
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perror("open");
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return 1;
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}
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ret = ioctl(fd, UBI_IOCMKVOL, &req);
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if (ret)
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printf("failed to create: %s\n", strerror(-ret));
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close(fd);
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return ret ? 1 : 0;
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}
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static const __maybe_unused char cmd_ubimkvol_help[] =
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"Usage: ubimkvol <ubidev> <name> <size>\n"
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"Create an ubi volume on <ubidev> with name <name> and size <size>\n"
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"If size os zero all available space is used for the volume\n";
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BAREBOX_CMD_START(ubimkvol)
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.cmd = do_ubimkvol,
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.usage = "create an ubi volume",
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BAREBOX_CMD_HELP(cmd_ubimkvol_help)
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BAREBOX_CMD_END
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static int do_ubiattach(struct command *cmdtp, int argc, char *argv[])
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{
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struct mtd_info_user user;
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int fd, ret;
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if (argc != 2)
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return COMMAND_ERROR_USAGE;
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fd = open(argv[1], O_RDWR);
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if (fd < 0) {
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perror("open");
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return 1;
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}
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ret = ioctl(fd, MEMGETINFO, &user);
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if (!ret)
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ret = ubi_attach_mtd_dev(user.mtd, UBI_DEV_NUM_AUTO, 0);
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if (ret)
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printf("failed to attach: %s\n", strerror(-ret));
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close(fd);
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return ret ? 1 : 0;
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}
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static const __maybe_unused char cmd_ubiattach_help[] =
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"Usage: ubiattach <mtddev>\n"
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"Attach <mtddev> to ubi\n";
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BAREBOX_CMD_START(ubiattach)
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.cmd = do_ubiattach,
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.usage = "attach a mtd dev to ubi",
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BAREBOX_CMD_HELP(cmd_ubiattach_help)
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BAREBOX_CMD_END
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static int do_ubirmvol(struct command *cmdtp, int argc, char *argv[])
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{
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struct ubi_mkvol_req req;
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int fd, ret;
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if (argc != 3)
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return COMMAND_ERROR_USAGE;
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strncpy(req.name, argv[2], UBI_VOL_NAME_MAX);
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req.name[UBI_VOL_NAME_MAX] = 0;
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fd = open(argv[1], O_WRONLY);
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if (fd < 0) {
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perror("open");
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return 1;
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}
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ret = ioctl(fd, UBI_IOCRMVOL, &req);
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if (ret)
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printf("failed to delete: %s\n", strerror(-ret));
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close(fd);
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return ret ? 1 : 0;
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}
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static const __maybe_unused char cmd_ubirmvol_help[] =
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"Usage: ubirmvol <ubidev> <name>\n"
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"Delete ubi volume <name> from <ubidev>\n";
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BAREBOX_CMD_START(ubirmvol)
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.cmd = do_ubirmvol,
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.usage = "delete an ubi volume",
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BAREBOX_CMD_HELP(cmd_ubirmvol_help)
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BAREBOX_CMD_END
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