Add 'ls' and 'load' commands.
Signed-off-by: Huang Jianan jnhuang95@gmail.com --- MAINTAINERS | 1 + cmd/Kconfig | 6 ++++++ cmd/Makefile | 1 + cmd/erofs.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 50 insertions(+) create mode 100644 cmd/erofs.c
diff --git a/MAINTAINERS b/MAINTAINERS index dd2ce8143c..bd8835619e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -812,6 +812,7 @@ EROFS M: Huang Jianan jnhuang95@gmail.com L: linux-erofs@lists.ozlabs.org S: Maintained +F: cmd/erofs.c F: fs/erofs/ F: include/erofs.h
diff --git a/cmd/Kconfig b/cmd/Kconfig index 5e25e45fd2..50b8f33434 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -2176,6 +2176,12 @@ config CMD_CRAMFS cramfsls - lists files in a cramfs image cramfsload - loads a file from a cramfs image
+config CMD_EROFS + bool "EROFS command support" + select FS_EROFS + help + Support for the EROFS fs + config CMD_EXT2 bool "ext2 command support" select FS_EXT4 diff --git a/cmd/Makefile b/cmd/Makefile index 166c652d98..d668b3c62d 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -60,6 +60,7 @@ obj-$(CONFIG_CMD_EEPROM) += eeprom.o obj-$(CONFIG_EFI) += efi.o obj-$(CONFIG_CMD_EFIDEBUG) += efidebug.o obj-$(CONFIG_CMD_ELF) += elf.o +obj-$(CONFIG_CMD_EROFS) += erofs.o obj-$(CONFIG_HUSH_PARSER) += exit.o obj-$(CONFIG_CMD_EXT4) += ext4.o obj-$(CONFIG_CMD_EXT2) += ext2.o diff --git a/cmd/erofs.c b/cmd/erofs.c new file mode 100644 index 0000000000..add80b8b59 --- /dev/null +++ b/cmd/erofs.c @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2022 Huang Jianan jnhuang95@gmail.com + * + * Author: Huang Jianan jnhuang95@gmail.com + * + * erofs.c: implements EROFS related commands + */ + +#include <command.h> +#include <fs.h> +#include <erofs.h> + +static int do_erofs_ls(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[]) +{ + return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EROFS); +} + +U_BOOT_CMD(erofsls, 4, 1, do_erofs_ls, + "List files in directory. Default: root (/).", + "<interface> [<dev[:part]>] [directory]\n" + " - list files from 'dev' on 'interface' in 'directory'\n" +); + +static int do_erofs_load(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[]) +{ + return do_load(cmdtp, flag, argc, argv, FS_TYPE_EROFS); +} + +U_BOOT_CMD(erofsload, 7, 0, do_erofs_load, + "load binary file from a EROFS filesystem", + "<interface> [<dev[:part]> [<addr> [<filename> [bytes [pos]]]]]\n" + " - Load binary file 'filename' from 'dev' on 'interface'\n" + " to address 'addr' from EROFS filesystem.\n" + " 'pos' gives the file position to start loading from.\n" + " If 'pos' is omitted, 0 is used. 'pos' requires 'bytes'.\n" + " 'bytes' gives the size to load. If 'bytes' is 0 or omitted,\n" + " the load stops on end of file.\n" + " If either 'pos' or 'bytes' are not aligned to\n" + " ARCH_DMA_MINALIGN then a misaligned buffer warning will\n" + " be printed and performance will suffer for the load." +);