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extmod/vfs_lfsx: Allow overriding the LFS2 on-disk version format. #17565

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Merged
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Jul 23, 2025
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extmod/vfs_lfsx: Allow overriding the LFS2 on-disk version format. #17565

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6 changes: 6 additions & 0 deletions extmod/vfs_lfsx.c
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Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,12 @@ static void MP_VFS_LFSx(init_config)(MP_OBJ_VFS_LFSx * self, mp_obj_t bdev, size
config->read_buffer = m_new(uint8_t, config->cache_size);
config->prog_buffer = m_new(uint8_t, config->cache_size);
config->lookahead_buffer = m_new(uint8_t, config->lookahead_size);
#ifdef LFS2_MULTIVERSION
// This can be set to override the on-disk lfs version.
// eg. for compat with lfs2 < v2.6 add the following to make:
// CFLAGS += '-DLFS2_MULTIVERSION=0x00020000'
config->disk_version = LFS2_MULTIVERSION;
#endif
#endif
}

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