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update structures

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Nivirx
2025-09-17 21:48:37 -04:00
parent a3c9897291
commit 6c402b5c4f
1 changed files with 27 additions and 27 deletions
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48
include/fat32/fat32_structures.inc
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@@ -59,19 +59,19 @@
struc FAT32_bpb_t
.reserved_jmpboot resb 3
.u16_BytesPerSector resw 1
.ident resb 8
.bytes_per_sector_word resb 2
.sectors_per_cluster_byte resb 1
.reserved_sectors_word resb 2
.fat_count_byte resb 1
.unused1_ZERO_word resb 2 ; Root entry count field, 0 on fat32
.unused2_ZERO_word resb 2 ; total sectors size 16, 0 on fat32
.media_desc_byte resb 1
.unused3_ZERO_word resb 2 ; FAT size 16, 0 on fat32
.sectors_per_track_word resb 2
.head_count_word resb 2
.hidden_sectors_dword resb 4
.total_sectors_dword resb 4
.u8_SectorsPerCluster resb 1
.u16_ReservedSectors resw 1
.u8_FatCount resb 1
.u16_unused1_ZERO resb 2 ; Root entry count field, 0 on fat32
.u16_unused2_ZERO resb 2 ; total sectors size 16, 0 on fat32
.u8_MediaDesc resb 1
.u16_unused3_ZERO resb 2 ; FAT size 16, 0 on fat32
.u16_SectorsPerTrack resw 1
.u16_HeadCount resw 1
.u32_HiddenSectors resd 1
.u32_TotalSectors resd 1
endstruc
; EBPB Information (FAT32)
@@ -91,19 +91,19 @@ endstruc
; 8 System identifier string. Always "FAT32 ". The spec says never to trust the contents of this string for any use.
struc FAT32_ebpb_t
.FATSz_dword resb 4
.extflags_word resb 2
.FSVersion_word resb 2
.root_clus_dword resb 4
.FSInfo_word resb 2
.BkBootSec_word resb 2
.u32_FATSz resb 4 ; size of *each* fat in sectors, total = FATSz * (# of FATs)
.u16_ExtFlags resb 2
.u16_FSVersion resb 2
.u32_RootDirCluster resb 4
.u16_FSInfoSector resb 2
.u16_BkBootSector resb 2
.reserved1 resb 12
.drive_number_byte resb 1
.nt_flags_byte resb 1
.signature_byte resb 1
.volume_id_dword resb 4
.volume_label_bytea resb 11
.system_ident_bytea resb 8
.u8_DriveNumber resb 1
.u8_NtFlags resb 1
.u8_Signature resb 1
.u32_VolumeId resb 4
.volume_label resb 11
.system_ident resb 8 ; Should always be 'FAT32 '
endstruc
; ## Standard 8.3 structure ###