check with this ubi command, if a UBI volume with "volumename" exists in current ubi device.
Signed-off-by: Heiko Schocher hs@denx.de --- common/cmd_ubi.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+)
diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c index 122ba7e..7c4d950 100644 --- a/common/cmd_ubi.c +++ b/common/cmd_ubi.c @@ -123,6 +123,27 @@ static int ubi_info(int layout) return 0; }
+static int ubi_check_volumename(const struct ubi_volume *vol, char *name) +{ + return strcmp(vol->name, name); +} + +static int ubi_check(char *name) +{ + int i; + + for (i = 0; i < (ubi->vtbl_slots + 1); i++) { + if (!ubi->volumes[i]) + continue; /* Empty record */ + + if (!ubi_check_volumename(ubi->volumes[i], name)) + return 0; + } + + return -EEXIST; +} + + static int verify_mkvol_req(const struct ubi_device *ubi, const struct ubi_mkvol_req *req) { @@ -558,6 +579,14 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return ubi_info(layout); }
+ if (strcmp(argv[1], "check") == 0) { + if (argc > 2) + return ubi_check(argv[2]); + + printf("Error, no volume name passed\n"); + return 1; + } + if (strncmp(argv[1], "create", 6) == 0) { int dynamic = 1; /* default: dynamic volume */
@@ -663,6 +692,8 @@ U_BOOT_CMD( " header offset)\n" "ubi info [l[ayout]]" " - Display volume and ubi layout information\n" + "ubi check volumename" + " - check if volumename exists\n" "ubi create[vol] volume [size] [type]" " - create volume name with size\n" "ubi write[vol] address volume size"