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