upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/include/zfs_common.h

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2.7 KiB

/*
* ZFS filesystem port for Uboot by
* Jorgen Lundman <lundman at lundman.net>
*
* zfsfs support
* made from existing GRUB Sources by Sun, GNU and others.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ZFS_COMMON__
#define __ZFS_COMMON__
#define SECTOR_SIZE 0x200
#define SECTOR_BITS 9
typedef enum zfs_endian {
UNKNOWN_ENDIAN = -2,
LITTLE_ENDIAN = -1,
BIG_ENDIAN = 0
} zfs_endian_t;
/* Endian macros. */
#define zfs_to_cpu16(x, a) (((a) == BIG_ENDIAN) ? be16_to_cpu(x) \
: le16_to_cpu(x))
#define cpu_to_zfs16(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be16(x) \
: cpu_to_le16(x))
#define zfs_to_cpu32(x, a) (((a) == BIG_ENDIAN) ? be32_to_cpu(x) \
: le32_to_cpu(x))
#define cpu_to_zfs32(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be32(x) \
: cpu_to_le32(x))
#define zfs_to_cpu64(x, a) (((a) == BIG_ENDIAN) ? be64_to_cpu(x) \
: le64_to_cpu(x))
#define cpu_to_zfs64(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be64(x) \
: cpu_to_le64(x))
enum zfs_errors {
ZFS_ERR_NONE = 0,
ZFS_ERR_NOT_IMPLEMENTED_YET = -1,
ZFS_ERR_BAD_FS = -2,
ZFS_ERR_OUT_OF_MEMORY = -3,
ZFS_ERR_FILE_NOT_FOUND = -4,
ZFS_ERR_BAD_FILE_TYPE = -5,
ZFS_ERR_OUT_OF_RANGE = -6,
};
struct zfs_filesystem {
/* Block Device Descriptor */
struct blk_desc *dev_desc;
};
struct device_s {
uint64_t part_length;
};
typedef struct device_s *device_t;
struct zfs_file {
device_t device;
uint64_t size;
void *data;
uint64_t offset;
};
typedef struct zfs_file *zfs_file_t;
struct zfs_dirhook_info {
int dir;
int mtimeset;
time_t mtime;
time_t mtime2;
};
struct zfs_filesystem *zfsget_fs(void);
int zfs_open(zfs_file_t, const char *filename);
uint64_t zfs_read(zfs_file_t, char *buf, uint64_t len);
struct zfs_data *zfs_mount(device_t);
int zfs_close(zfs_file_t);
int zfs_ls(device_t dev, const char *path,
int (*hook) (const char *, const struct zfs_dirhook_info *));
int zfs_devread(int sector, int byte_offset, int byte_len, char *buf);
void zfs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info);
void zfs_unmount(struct zfs_data *data);
int lzjb_decompress(void *, void *, uint32_t, uint32_t);
#endif