mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-15 09:27:35 +00:00
Merge branch 'master' of git://git.denx.de/u-boot-ubi
This commit is contained in:
commit
62043ed02a
1 changed files with 65 additions and 72 deletions
137
common/cmd_ubi.c
137
common/cmd_ubi.c
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@ -123,7 +123,7 @@ static int ubi_info(int layout)
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static int verify_mkvol_req(const struct ubi_device *ubi,
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const struct ubi_mkvol_req *req)
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{
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int n, err = -EINVAL;
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int n, err = EINVAL;
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if (req->bytes < 0 || req->alignment < 0 || req->vol_type < 0 ||
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req->name_len < 0)
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@ -136,8 +136,11 @@ static int verify_mkvol_req(const struct ubi_device *ubi,
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if (req->alignment == 0)
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goto bad;
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if (req->bytes == 0)
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if (req->bytes == 0) {
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printf("No space left in UBI device!\n");
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err = ENOMEM;
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goto bad;
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}
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if (req->vol_type != UBI_DYNAMIC_VOLUME &&
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req->vol_type != UBI_STATIC_VOLUME)
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@ -151,13 +154,13 @@ static int verify_mkvol_req(const struct ubi_device *ubi,
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goto bad;
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if (req->name_len > UBI_VOL_NAME_MAX) {
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err = -ENAMETOOLONG;
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printf("Name too long!\n");
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err = ENAMETOOLONG;
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goto bad;
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}
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return 0;
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bad:
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printf("bad volume creation request");
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return err;
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}
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@ -191,34 +194,39 @@ static int ubi_create_vol(char *volume, int size, int dynamic)
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return ubi_create_volume(ubi, &req);
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}
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static int ubi_remove_vol(char *volume)
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static struct ubi_volume *ubi_find_volume(char *volume)
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{
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int i, err, reserved_pebs;
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int found = 0, vol_id = 0;
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struct ubi_volume *vol = NULL;
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int i;
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for (i = 0; i < ubi->vtbl_slots; i++) {
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vol = ubi->volumes[i];
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if (vol && !strcmp(vol->name, volume)) {
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printf("Volume %s found at valid %d\n", volume, i);
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vol_id = i;
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found = 1;
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break;
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}
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if (vol && !strcmp(vol->name, volume))
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return vol;
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}
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if (!found) {
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printf("%s volume not found\n", volume);
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return -ENODEV;
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}
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printf("remove UBI volume %s (id %d)\n", vol->name, vol->vol_id);
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printf("Volume %s not found!\n", volume);
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return NULL;
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}
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static int ubi_remove_vol(char *volume)
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{
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int err, reserved_pebs, i;
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struct ubi_volume *vol;
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vol = ubi_find_volume(volume);
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if (vol == NULL)
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return ENODEV;
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printf("Remove UBI volume %s (id %d)\n", vol->name, vol->vol_id);
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if (ubi->ro_mode) {
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printf("It's read-only mode\n");
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err = -EROFS;
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err = EROFS;
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goto out_err;
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}
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err = ubi_change_vtbl_record(ubi, vol_id, NULL);
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err = ubi_change_vtbl_record(ubi, vol->vol_id, NULL);
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if (err) {
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printf("Error changing Vol tabel record err=%x\n", err);
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goto out_err;
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@ -231,8 +239,8 @@ static int ubi_remove_vol(char *volume)
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}
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kfree(vol->eba_tbl);
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ubi->volumes[vol_id]->eba_tbl = NULL;
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ubi->volumes[vol_id] = NULL;
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ubi->volumes[vol->vol_id]->eba_tbl = NULL;
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ubi->volumes[vol->vol_id] = NULL;
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ubi->rsvd_pebs -= reserved_pebs;
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ubi->avail_pebs += reserved_pebs;
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@ -249,56 +257,46 @@ static int ubi_remove_vol(char *volume)
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return 0;
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out_err:
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ubi_err("cannot remove volume %d, error %d", vol_id, err);
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ubi_err("cannot remove volume %s, error %d", volume, err);
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if (err < 0)
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err = -err;
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return err;
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}
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static int ubi_volume_write(char *volume, void *buf, size_t size)
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{
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int i = 0, err = -1;
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int err = 1;
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int rsvd_bytes = 0;
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int found = 0;
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struct ubi_volume *vol;
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for (i = 0; i < ubi->vtbl_slots; i++) {
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vol = ubi->volumes[i];
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if (vol && !strcmp(vol->name, volume)) {
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printf("Volume \"%s\" found at volume id %d\n", volume, i);
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found = 1;
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break;
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}
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}
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if (!found) {
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printf("%s volume not found\n", volume);
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return 1;
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}
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vol = ubi_find_volume(volume);
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if (vol == NULL)
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return ENODEV;
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rsvd_bytes = vol->reserved_pebs * (ubi->leb_size - vol->data_pad);
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if (size < 0 || size > rsvd_bytes) {
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printf("rsvd_bytes=%d vol->reserved_pebs=%d ubi->leb_size=%d\n",
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rsvd_bytes, vol->reserved_pebs, ubi->leb_size);
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printf("vol->data_pad=%d\n", vol->data_pad);
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printf("Size > volume size !!\n");
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return 1;
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printf("size > volume size! Aborting!\n");
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return EINVAL;
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}
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err = ubi_start_update(ubi, vol, size);
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if (err < 0) {
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printf("Cannot start volume update\n");
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return err;
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return -err;
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}
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err = ubi_more_update_data(ubi, vol, buf, size);
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if (err < 0) {
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printf("Couldnt or partially wrote data \n");
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return err;
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printf("Couldnt or partially wrote data\n");
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return -err;
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}
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if (err) {
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size = err;
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err = ubi_check_volume(ubi, vol->vol_id);
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if ( err < 0 )
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return err;
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if (err < 0)
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return -err;
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if (err) {
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ubi_warn("volume %d on UBI device %d is corrupted",
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@ -310,47 +308,39 @@ static int ubi_volume_write(char *volume, void *buf, size_t size)
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ubi_gluebi_updated(vol);
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}
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printf("%d bytes written to volume %s\n", size, volume);
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return 0;
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}
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static int ubi_volume_read(char *volume, char *buf, size_t size)
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{
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int err, lnum, off, len, tbuf_size, i = 0;
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int err, lnum, off, len, tbuf_size;
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size_t count_save = size;
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void *tbuf;
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unsigned long long tmp;
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struct ubi_volume *vol = NULL;
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struct ubi_volume *vol;
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loff_t offp = 0;
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for (i = 0; i < ubi->vtbl_slots; i++) {
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vol = ubi->volumes[i];
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if (vol && !strcmp(vol->name, volume)) {
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printf("Volume %s found at volume id %d\n",
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volume, vol->vol_id);
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break;
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}
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}
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if (i == ubi->vtbl_slots) {
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printf("%s volume not found\n", volume);
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return -ENODEV;
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}
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vol = ubi_find_volume(volume);
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if (vol == NULL)
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return ENODEV;
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printf("read %i bytes from volume %d to %x(buf address)\n",
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(int) size, vol->vol_id, (unsigned)buf);
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printf("Read %d bytes from volume %s to %p\n", size, volume, buf);
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if (vol->updating) {
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printf("updating");
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return -EBUSY;
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return EBUSY;
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}
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if (vol->upd_marker) {
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printf("damaged volume, update marker is set");
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return -EBADF;
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return EBADF;
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}
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if (offp == vol->used_bytes)
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return 0;
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if (size == 0) {
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printf("Read [%lu] bytes\n", (unsigned long) vol->used_bytes);
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printf("No size specified -> Using max size (%lld)\n", vol->used_bytes);
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size = vol->used_bytes;
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}
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@ -365,7 +355,7 @@ static int ubi_volume_read(char *volume, char *buf, size_t size)
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tbuf = malloc(tbuf_size);
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if (!tbuf) {
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printf("NO MEM\n");
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return -ENOMEM;
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return ENOMEM;
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}
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len = size > tbuf_size ? tbuf_size : size;
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@ -379,6 +369,7 @@ static int ubi_volume_read(char *volume, char *buf, size_t size)
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err = ubi_eba_read_leb(ubi, vol, lnum, tbuf, off, len, 0);
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if (err) {
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printf("read err %x\n", err);
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err = -err;
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break;
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}
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off += len;
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@ -397,7 +388,7 @@ static int ubi_volume_read(char *volume, char *buf, size_t size)
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} while (size);
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free(tbuf);
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return err ? err : count_save - size;
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return err;
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}
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static int ubi_dev_scan(struct mtd_info *info, char *ubidev,
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err = ubi_mtd_param_parse(ubi_mtd_param_buffer, NULL);
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if (err) {
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del_mtd_partitions(info);
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return err;
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return -err;
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}
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err = ubi_init();
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if (err) {
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del_mtd_partitions(info);
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return err;
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return -err;
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}
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ubi_initialized = 1;
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@ -565,8 +556,10 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
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argc--;
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}
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/* Use maximum available size */
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if (!size)
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if (!size) {
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size = ubi->avail_pebs * ubi->leb_size;
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printf("No size specified -> Using max size (%u)\n", size);
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}
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/* E.g., create volume */
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if (argc == 3)
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return ubi_create_vol(argv[2], size, dynamic);
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}
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printf("Please see usage\n");
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return -1;
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return 1;
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}
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U_BOOT_CMD(
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