Signed-off-by: Marek Behun <marek.be...@nic.cz>
create mode 100644 cmd/btrfs.c
diff --git a/cmd/Kconfig b/cmd/Kconfig
index d6d130edfa..77623052c4 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -1311,6 +1311,16 @@ config CMD_CROS_EC
endmenu
menu "Filesystem commands"
+config CMD_BTRFS
+ bool "Enable the 'btrsubvol' command"
+ select FS_BTRFS
+ help
+ This enables the 'btrsubvol' command to list subvolumes
+ of a BTRFS filesystem. There are no special commands for
+ listing BTRFS directories or loading BTRFS files - this
+ can be done by the generic 'fs' commands (see CMD_FS_GENERIC)
+ when BTRFS is enabled (see FS_BTRFS).
+
config CMD_CBFS
bool "Enable the 'cbfs' command"
depends on FS_CBFS
diff --git a/cmd/Makefile b/cmd/Makefile
index 2a5b8ce825..2b0444d5b7 100644
--- a/cmd/Makefile
+++ b/cmd/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_CMD_BOOTMENU) += bootmenu.o
obj-$(CONFIG_CMD_BOOTSTAGE) += bootstage.o
obj-$(CONFIG_CMD_BOOTZ) += bootz.o
obj-$(CONFIG_CMD_BOOTI) += booti.o
+obj-$(CONFIG_CMD_BTRFS) += btrfs.o
obj-$(CONFIG_CMD_CACHE) += cache.o
obj-$(CONFIG_CMD_CBFS) += cbfs.o
obj-$(CONFIG_CMD_CLK) += clk.o
diff --git a/cmd/btrfs.c b/cmd/btrfs.c
new file mode 100644
index 0000000000..3f4f1b782b
--- /dev/null
+++ b/cmd/btrfs.c
@@ -0,0 +1,28 @@
+/*
+ * 2017 by Marek Behun <marek.be...@nic.cz>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <btrfs.h>
+#include <fs.h>
+
+int do_btrsubvol(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+{
+ if (argc != 3)
+ return CMD_RET_USAGE;
+
+ if (fs_set_blk_dev(argv[1], argv[2], FS_TYPE_BTRFS))
+ return 1;
+
+ btrfs_list_subvols();
+ return 0;
+}
+
+U_BOOT_CMD(btrsubvol, 3, 1, do_btrsubvol,
+ "list subvolumes of a BTRFS filesystem",
+ "<interface> <dev[:part]>\n"
+ " - List subvolumes of a BTRFS filesystem."
+)
--
2.13.5
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