BIGFATBOOTFSINFO (FAT32)

Contains information about the file system on a FAT32 volume. This structure is implemented in Windows OEM Service Release 2 and later.

BIGFATBOOTFSINFO STRUC
    bfFSInf_Sig               DD    ?
    bfFSInf_free_clus_cnt     DD    ?
    bfFSInf_next_free_clus    DD    ?
    bfFSInf_resvd             DD    3 DUP (?)
BIGFATBOOTFSINFO ENDS

Members

bfFSInf_Sig

The signature of the file system information sector. The value in this member is FSINFOSIG (0x61417272L).

bfFSInf_free_clus_cnt

The count of free clusters on the drive. Set to -1 when the count is unknown.

bfFSInf_next_free_clus

The cluster number of the cluster that was most recently allocated.

bfFSInf_resvd

Reserved member. Do not use.