diff options
Diffstat (limited to 'nuttx/fs/nxffs/nxffs.h')
| -rw-r--r-- | nuttx/fs/nxffs/nxffs.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/nuttx/fs/nxffs/nxffs.h b/nuttx/fs/nxffs/nxffs.h index 51c7d7a3d..756a740e0 100644 --- a/nuttx/fs/nxffs/nxffs.h +++ b/nuttx/fs/nxffs/nxffs.h @@ -285,7 +285,6 @@ struct nxffs_volume_s sem_t wrsem; /* Enforces single writer restriction */ struct mtd_geometry_s geo; /* Device geometry */ uint8_t blkper; /* R/W blocks per erase block */ - uint8_t ncached; /* Number of blocks in cache */ uint16_t iooffset; /* Next offset in read/write access (in ioblock) */ off_t inoffset; /* Offset to the first valid inode header */ off_t froffset; /* Offset to the first free byte */ @@ -293,8 +292,8 @@ struct nxffs_volume_s off_t ioblock; /* Current block number being accessed */ off_t cblock; /* Starting block number in cache */ FAR struct nxffs_ofile_s *ofiles; /* A singly-linked list of open files */ - FAR uint8_t *cache; /* Allocated erase block */ - FAR uint8_t *pack; /* Extra I/O block buffer to support packing */ + FAR uint8_t *cache; /* On cached erase block for general I/O */ + FAR uint8_t *pack; /* A full erase block to support packing */ }; /* This structure describes the state of the blocks on the NXFFS volume */ @@ -466,12 +465,11 @@ extern size_t nxffs_erased(FAR const uint8_t *buffer, size_t buflen); * Name: nxffs_rdcache * * Description: - * Read one or more logical blocks into the volume cache memory. + * Read one I/O block into the volume cache memory. * * Input Parameters: * volume - Describes the current volume * block - The first logical block to read - * nblocks - The number of logical blocks to be read. * * Returned Value: * Negated errnos are returned only in the case of MTD reported failures. @@ -481,8 +479,7 @@ extern size_t nxffs_erased(FAR const uint8_t *buffer, size_t buflen); * ****************************************************************************/ -extern int nxffs_rdcache(FAR struct nxffs_volume_s *volume, off_t block, - uint8_t nblocks); +extern int nxffs_rdcache(FAR struct nxffs_volume_s *volume, off_t block); /**************************************************************************** * Name: nxffs_wrcache |