X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cmd%2Fubi.c;h=171377cc66b547f039e12217e9fd9be1f90bc323;hb=HEAD;hp=2b74a9814463f084037fa42c83ba6a6cc2f4b327;hpb=20274b0626b41a5709530afcf6cea6dd9c256e6c;p=oweals%2Fu-boot.git

diff --git a/cmd/ubi.c b/cmd/ubi.c
index 2b74a98144..171377cc66 100644
--- a/cmd/ubi.c
+++ b/cmd/ubi.c
@@ -13,11 +13,14 @@
 
 #include <common.h>
 #include <command.h>
+#include <env.h>
 #include <exports.h>
+#include <malloc.h>
 #include <memalign.h>
 #include <mtd.h>
 #include <nand.h>
 #include <onenand_uboot.h>
+#include <dm/devres.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/err.h>
@@ -101,7 +104,6 @@ static int ubi_check(char *name)
 	return 1;
 }
 
-
 static int verify_mkvol_req(const struct ubi_device *ubi,
 			    const struct ubi_mkvol_req *req)
 {
@@ -146,7 +148,8 @@ bad:
 	return err;
 }
 
-static int ubi_create_vol(char *volume, int64_t size, int dynamic, int vol_id)
+static int ubi_create_vol(char *volume, int64_t size, int dynamic, int vol_id,
+			  bool skipcheck)
 {
 	struct ubi_mkvol_req req;
 	int err;
@@ -163,7 +166,10 @@ static int ubi_create_vol(char *volume, int64_t size, int dynamic, int vol_id)
 	strcpy(req.name, volume);
 	req.name_len = strlen(volume);
 	req.name[req.name_len] = '\0';
-	req.padding1 = 0;
+	req.flags = 0;
+	if (skipcheck)
+		req.flags |= UBI_VOL_SKIP_CRC_CHECK_FLG;
+
 	/* It's duplicated at drivers/mtd/ubi/cdev.c */
 	err = verify_mkvol_req(ubi, &req);
 	if (err) {
@@ -245,6 +251,39 @@ out_err:
 	return err;
 }
 
+static int ubi_rename_vol(char *oldname, char *newname)
+{
+	struct ubi_volume *vol;
+	struct ubi_rename_entry rename;
+	struct ubi_volume_desc desc;
+	struct list_head list;
+
+	vol = ubi_find_volume(oldname);
+	if (!vol) {
+		printf("%s: volume %s doesn't exist\n", __func__, oldname);
+		return ENODEV;
+	}
+
+	printf("Rename UBI volume %s to %s\n", oldname, newname);
+
+	if (ubi->ro_mode) {
+		printf("%s: ubi device is in read-only mode\n", __func__);
+		return EROFS;
+	}
+
+	rename.new_name_len = strlen(newname);
+	strcpy(rename.new_name, newname);
+	rename.remove = 0;
+	desc.vol = vol;
+	desc.mode = 0;
+	rename.desc = &desc;
+	INIT_LIST_HEAD(&rename.list);
+	INIT_LIST_HEAD(&list);
+	list_add(&rename.list, &list);
+
+	return ubi_rename_volumes(ubi, &list);
+}
+
 static int ubi_volume_continue_write(char *volume, void *buf, size_t size)
 {
 	int err = 1;
@@ -415,7 +454,31 @@ static int ubi_dev_scan(struct mtd_info *info, const char *vid_header_offset)
 	return 0;
 }
 
-int ubi_detach(void)
+static int ubi_set_skip_check(char *volume, bool skip_check)
+{
+	struct ubi_vtbl_record vtbl_rec;
+	struct ubi_volume *vol;
+
+	vol = ubi_find_volume(volume);
+	if (!vol)
+		return ENODEV;
+
+	printf("%sing skip_check on volume %s\n",
+	       skip_check ? "Sett" : "Clear", volume);
+
+	vtbl_rec = ubi->vtbl[vol->vol_id];
+	if (skip_check) {
+		vtbl_rec.flags |= UBI_VTBL_SKIP_CRC_CHECK_FLG;
+		vol->skip_check = 1;
+	} else {
+		vtbl_rec.flags &= ~UBI_VTBL_SKIP_CRC_CHECK_FLG;
+		vol->skip_check = 0;
+	}
+
+	return ubi_change_vtbl_record(ubi, vol->vol_id, &vtbl_rec);
+}
+
+static int ubi_detach(void)
 {
 #ifdef CONFIG_CMD_UBIFS
 	/*
@@ -465,22 +528,17 @@ int ubi_part(char *part_name, const char *vid_header_offset)
 	return 0;
 }
 
-static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_ubi(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 {
 	int64_t size = 0;
 	ulong addr = 0;
+	bool skipcheck = false;
 
 	if (argc < 2)
 		return CMD_RET_USAGE;
 
-
-	if (strcmp(argv[1], "detach") == 0) {
-		if (argc < 2)
-			return CMD_RET_USAGE;
-
+	if (strcmp(argv[1], "detach") == 0)
 		return ubi_detach();
-	}
-
 
 	if (strcmp(argv[1], "part") == 0) {
 		const char *vid_header_offset = NULL;
@@ -533,6 +591,12 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 		/* Use maximum available size */
 		size = 0;
 
+		/* E.g., create volume with "skipcheck" bit set */
+		if (argc == 7) {
+			skipcheck = strncmp(argv[6], "--skipcheck", 11) == 0;
+			argc--;
+		}
+
 		/* E.g., create volume size type vol_id */
 		if (argc == 6) {
 			id = simple_strtoull(argv[5], NULL, 16);
@@ -561,8 +625,10 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			printf("No size specified -> Using max size (%lld)\n", size);
 		}
 		/* E.g., create volume */
-		if (argc == 3)
-			return ubi_create_vol(argv[2], size, dynamic, id);
+		if (argc == 3) {
+			return ubi_create_vol(argv[2], size, dynamic, id,
+					      skipcheck);
+		}
 	}
 
 	if (strncmp(argv[1], "remove", 6) == 0) {
@@ -571,6 +637,17 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			return ubi_remove_vol(argv[2]);
 	}
 
+	if (IS_ENABLED(CONFIG_CMD_UBI_RENAME) && !strncmp(argv[1], "rename", 6))
+		return ubi_rename_vol(argv[2], argv[3]);
+
+	if (strncmp(argv[1], "skipcheck", 9) == 0) {
+		/* E.g., change skip_check flag */
+		if (argc == 4) {
+			skipcheck = strncmp(argv[3], "on", 2) == 0;
+			return ubi_set_skip_check(argv[2], skipcheck);
+		}
+	}
+
 	if (strncmp(argv[1], "write", 5) == 0) {
 		int ret;
 
@@ -629,7 +706,7 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 }
 
 U_BOOT_CMD(
-	ubi, 6, 1, do_ubi,
+	ubi, 7, 1, do_ubi,
 	"ubi commands",
 	"detach"
 		" - detach ubi from a mtd partition\n"
@@ -640,7 +717,7 @@ U_BOOT_CMD(
 		" - Display volume and ubi layout information\n"
 	"ubi check volumename"
 		" - check if volumename exists\n"
-	"ubi create[vol] volume [size] [type] [id]\n"
+	"ubi create[vol] volume [size] [type] [id] [--skipcheck]\n"
 		" - create volume name with size ('-' for maximum"
 		" available size)\n"
 	"ubi write[vol] address volume size"
@@ -651,6 +728,10 @@ U_BOOT_CMD(
 		" - Read volume to address with size\n"
 	"ubi remove[vol] volume"
 		" - Remove volume\n"
+#if IS_ENABLED(CONFIG_CMD_UBI_RENAME)
+	"ubi rename oldname newname\n"
+#endif
+	"ubi skipcheck volume on/off - Set or clear skip_check flag in volume header\n"
 	"[Legends]\n"
 	" volume: character name\n"
 	" size: specified in bytes\n"