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WIP Cleaned up file config usage

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This commit is contained in:
Christopher Haster
2018-07-30 15:15:05 -05:00
parent b8290e306c
commit 7f41aa05a9
2 changed files with 32 additions and 41 deletions
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11
lfs.h
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@@ -54,16 +54,18 @@ typedef uint32_t lfs_block_t;
// read and prog cache, but if a file can be inline it does not need its own
// data block. LFS_ATTR_MAX + LFS_INLINE_MAX must be <= 0xffff. Stored in
// superblock and must be respected by other littlefs drivers.
// TODO doc
#ifndef LFS_INLINE_MAX
#define LFS_INLINE_MAX 0x3ff
#define LFS_INLINE_MAX 0xfff
#endif
// Maximum size of all attributes per file in bytes, may be redefined but a
// a smaller LFS_ATTR_MAX has no benefit. LFS_ATTR_MAX + LFS_INLINE_MAX
// must be <= 0xffff. Stored in superblock and must be respected by other
// littlefs drivers.
// TODO doc
#ifndef LFS_ATTR_MAX
#define LFS_ATTR_MAX 0x3f
#define LFS_ATTR_MAX 0xfff
#endif
// Max name size in bytes, may be redefined to reduce the size of the
@@ -211,10 +213,6 @@ struct lfs_config {
// lookahead block.
void *lookahead_buffer;
// Optional, statically allocated buffer for files. Must be program sized.
// If enabled, only one file may be opened at a time.
void *file_buffer;
// Optional upper limit on inlined files in bytes. Large inline files
// require a larger read and prog cache, but if a file can be inlined it
// does not need its own data block. Must be smaller than the read size
@@ -317,7 +315,6 @@ typedef struct lfs_file {
} ctz;
const struct lfs_file_config *cfg;
const struct lfs_attr *attrs;
uint32_t flags;
lfs_off_t pos;
lfs_block_t block;