diff options
Diffstat (limited to 'common/cmd_ubi.c')
| -rw-r--r-- | common/cmd_ubi.c | 79 |
1 files changed, 56 insertions, 23 deletions
diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c index 5ba4feb..122ba7e 100644 --- a/common/cmd_ubi.c +++ b/common/cmd_ubi.c @@ -167,7 +167,7 @@ bad: return err; } -static int ubi_create_vol(char *volume, int size, int dynamic) +static int ubi_create_vol(char *volume, int64_t size, int dynamic) { struct ubi_mkvol_req req; int err; @@ -191,7 +191,7 @@ static int ubi_create_vol(char *volume, int size, int dynamic) printf("verify_mkvol_req failed %d\n", err); return err; } - printf("Creating %s volume %s of size %d\n", + printf("Creating %s volume %s of size %lld\n", dynamic ? "dynamic" : "static", volume, size); /* Call real ubi create volume */ return ubi_create_volume(ubi, &req); @@ -266,28 +266,15 @@ out_err: return err; } -int ubi_volume_write(char *volume, void *buf, size_t size) +int ubi_volume_continue_write(char *volume, void *buf, size_t size) { int err = 1; - int rsvd_bytes = 0; struct ubi_volume *vol; vol = ubi_find_volume(volume); if (vol == NULL) return ENODEV; - rsvd_bytes = vol->reserved_pebs * (ubi->leb_size - vol->data_pad); - if (size < 0 || size > rsvd_bytes) { - printf("size > volume size! Aborting!\n"); - return EINVAL; - } - - err = ubi_start_update(ubi, vol, size); - if (err < 0) { - printf("Cannot start volume update\n"); - return -err; - } - err = ubi_more_update_data(ubi, vol, buf, size); if (err < 0) { printf("Couldnt or partially wrote data\n"); @@ -314,6 +301,37 @@ int ubi_volume_write(char *volume, void *buf, size_t size) return 0; } +int ubi_volume_begin_write(char *volume, void *buf, size_t size, + size_t full_size) +{ + int err = 1; + int rsvd_bytes = 0; + struct ubi_volume *vol; + + vol = ubi_find_volume(volume); + if (vol == NULL) + return ENODEV; + + rsvd_bytes = vol->reserved_pebs * (ubi->leb_size - vol->data_pad); + if (size < 0 || size > rsvd_bytes) { + printf("size > volume size! Aborting!\n"); + return EINVAL; + } + + err = ubi_start_update(ubi, vol, full_size); + if (err < 0) { + printf("Cannot start volume update\n"); + return -err; + } + + return ubi_volume_continue_write(volume, buf, size); +} + +int ubi_volume_write(char *volume, void *buf, size_t size) +{ + return ubi_volume_begin_write(volume, buf, size, size); +} + int ubi_volume_read(char *volume, char *buf, size_t size) { int err, lnum, off, len, tbuf_size; @@ -498,7 +516,7 @@ int ubi_part(char *part_name, const char *vid_header_offset) static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - size_t size = 0; + int64_t size = 0; ulong addr = 0; if (argc < 2) @@ -558,13 +576,13 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) } /* E.g., create volume size */ if (argc == 4) { - size = simple_strtoul(argv[3], NULL, 16); + size = simple_strtoull(argv[3], NULL, 16); argc--; } /* Use maximum available size */ if (!size) { - size = ubi->avail_pebs * ubi->leb_size; - printf("No size specified -> Using max size (%u)\n", size); + size = (int64_t)ubi->avail_pebs * ubi->leb_size; + printf("No size specified -> Using max size (%lld)\n", size); } /* E.g., create volume */ if (argc == 3) @@ -588,9 +606,22 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) addr = simple_strtoul(argv[2], NULL, 16); size = simple_strtoul(argv[4], NULL, 16); - ret = ubi_volume_write(argv[3], (void *)addr, size); + if (strlen(argv[1]) == 10 && + strncmp(argv[1] + 5, ".part", 5) == 0) { + if (argc < 6) { + ret = ubi_volume_continue_write(argv[3], + (void *)addr, size); + } else { + size_t full_size; + full_size = simple_strtoul(argv[5], NULL, 16); + ret = ubi_volume_begin_write(argv[3], + (void *)addr, size, full_size); + } + } else { + ret = ubi_volume_write(argv[3], (void *)addr, size); + } if (!ret) { - printf("%d bytes written to volume %s\n", size, + printf("%lld bytes written to volume %s\n", size, argv[3]); } @@ -613,7 +644,7 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) } if (argc == 3) { - printf("Read %d bytes from volume %s to %lx\n", size, + printf("Read %lld bytes from volume %s to %lx\n", size, argv[3], addr); return ubi_volume_read(argv[3], (char *)addr, size); @@ -636,6 +667,8 @@ U_BOOT_CMD( " - create volume name with size\n" "ubi write[vol] address volume size" " - Write volume from address with size\n" + "ubi write.part address volume size [fullsize]\n" + " - Write part of a volume from address\n" "ubi read[vol] address volume [size]" " - Read volume to address with size\n" "ubi remove[vol] volume" |