diff options
Diffstat (limited to 'qemu/roms/u-boot/include/ext_common.h')
| -rw-r--r-- | qemu/roms/u-boot/include/ext_common.h | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/qemu/roms/u-boot/include/ext_common.h b/qemu/roms/u-boot/include/ext_common.h deleted file mode 100644 index 6cddf166d..000000000 --- a/qemu/roms/u-boot/include/ext_common.h +++ /dev/null @@ -1,180 +0,0 @@ -/* - * (C) Copyright 2011 - 2012 Samsung Electronics - * EXT4 filesystem implementation in Uboot by - * Uma Shankar <uma.shankar@samsung.com> - * Manjunatha C Achar <a.manjunatha@samsung.com> - * - * Data structures and headers for ext4 support have been taken from - * ext2 ls load support in Uboot - * - * (C) Copyright 2004 - * esd gmbh <www.esd-electronics.com> - * Reinhard Arlt <reinhard.arlt@esd-electronics.com> - * - * based on code from grub2 fs/ext2.c and fs/fshelp.c by - * GRUB -- GRand Unified Bootloader - * Copyright (C) 2003, 2004 Free Software Foundation, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef __EXT_COMMON__ -#define __EXT_COMMON__ -#include <command.h> -#define SECTOR_SIZE 0x200 - -/* Magic value used to identify an ext2 filesystem. */ -#define EXT2_MAGIC 0xEF53 -/* Amount of indirect blocks in an inode. */ -#define INDIRECT_BLOCKS 12 -/* Maximum lenght of a pathname. */ -#define EXT2_PATH_MAX 4096 -/* Maximum nesting of symlinks, used to prevent a loop. */ -#define EXT2_MAX_SYMLINKCNT 8 - -/* Filetype used in directory entry. */ -#define FILETYPE_UNKNOWN 0 -#define FILETYPE_REG 1 -#define FILETYPE_DIRECTORY 2 -#define FILETYPE_SYMLINK 7 - -/* Filetype information as used in inodes. */ -#define FILETYPE_INO_MASK 0170000 -#define FILETYPE_INO_REG 0100000 -#define FILETYPE_INO_DIRECTORY 0040000 -#define FILETYPE_INO_SYMLINK 0120000 -#define EXT2_ROOT_INO 2 /* Root inode */ - -/* The size of an ext2 block in bytes. */ -#define EXT2_BLOCK_SIZE(data) (1 << LOG2_BLOCK_SIZE(data)) - -/* Log2 size of ext2 block in bytes. */ -#define LOG2_BLOCK_SIZE(data) (__le32_to_cpu \ - (data->sblock.log2_block_size) \ - + EXT2_MIN_BLOCK_LOG_SIZE) -#define INODE_SIZE_FILESYSTEM(data) (__le32_to_cpu \ - (data->sblock.inode_size)) - -#define EXT2_FT_DIR 2 -#define SUCCESS 1 - -/* Macro-instructions used to manage several block sizes */ -#define EXT2_MIN_BLOCK_LOG_SIZE 10 /* 1024 */ -#define EXT2_MAX_BLOCK_LOG_SIZE 16 /* 65536 */ -#define EXT2_MIN_BLOCK_SIZE (1 << EXT2_MIN_BLOCK_LOG_SIZE) -#define EXT2_MAX_BLOCK_SIZE (1 << EXT2_MAX_BLOCK_LOG_SIZE) - -/* The ext2 superblock. */ -struct ext2_sblock { - uint32_t total_inodes; - uint32_t total_blocks; - uint32_t reserved_blocks; - uint32_t free_blocks; - uint32_t free_inodes; - uint32_t first_data_block; - uint32_t log2_block_size; - uint32_t log2_fragment_size; - uint32_t blocks_per_group; - uint32_t fragments_per_group; - uint32_t inodes_per_group; - uint32_t mtime; - uint32_t utime; - uint16_t mnt_count; - uint16_t max_mnt_count; - uint16_t magic; - uint16_t fs_state; - uint16_t error_handling; - uint16_t minor_revision_level; - uint32_t lastcheck; - uint32_t checkinterval; - uint32_t creator_os; - uint32_t revision_level; - uint16_t uid_reserved; - uint16_t gid_reserved; - uint32_t first_inode; - uint16_t inode_size; - uint16_t block_group_number; - uint32_t feature_compatibility; - uint32_t feature_incompat; - uint32_t feature_ro_compat; - uint32_t unique_id[4]; - char volume_name[16]; - char last_mounted_on[64]; - uint32_t compression_info; -}; - -struct ext2_block_group { - __u32 block_id; /* Blocks bitmap block */ - __u32 inode_id; /* Inodes bitmap block */ - __u32 inode_table_id; /* Inodes table block */ - __u16 free_blocks; /* Free blocks count */ - __u16 free_inodes; /* Free inodes count */ - __u16 used_dir_cnt; /* Directories count */ - __u16 bg_flags; - __u32 bg_reserved[2]; - __u16 bg_itable_unused; /* Unused inodes count */ - __u16 bg_checksum; /* crc16(s_uuid+grouo_num+group_desc)*/ -}; - -/* The ext2 inode. */ -struct ext2_inode { - uint16_t mode; - uint16_t uid; - uint32_t size; - uint32_t atime; - uint32_t ctime; - uint32_t mtime; - uint32_t dtime; - uint16_t gid; - uint16_t nlinks; - uint32_t blockcnt; /* Blocks of 512 bytes!! */ - uint32_t flags; - uint32_t osd1; - union { - struct datablocks { - uint32_t dir_blocks[INDIRECT_BLOCKS]; - uint32_t indir_block; - uint32_t double_indir_block; - uint32_t triple_indir_block; - } blocks; - char symlink[60]; - } b; - uint32_t version; - uint32_t acl; - uint32_t dir_acl; - uint32_t fragment_addr; - uint32_t osd2[3]; -}; - -/* The header of an ext2 directory entry. */ -struct ext2_dirent { - uint32_t inode; - uint16_t direntlen; - uint8_t namelen; - uint8_t filetype; -}; - -struct ext2fs_node { - struct ext2_data *data; - struct ext2_inode inode; - int ino; - int inode_read; -}; - -/* Information about a "mounted" ext2 filesystem. */ -struct ext2_data { - struct ext2_sblock sblock; - struct ext2_inode *inode; - struct ext2fs_node diropen; -}; - -extern lbaint_t part_offset; - -int do_ext2ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); -int do_ext2load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); -int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc, - char *const argv[]); -int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]); -int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc, - char *const argv[]); -#endif |