13 lines
520 B
NASM
13 lines
520 B
NASM
; BPB from first sector on FAT fs, starting 0x0B
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BPB_SS: EQU 0 ; WORD sector size
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BPB_SC: EQU 2 ; BYTE sectors per cluster
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BPB_RSC: EQU 3 ; WORD reserved sector count
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BPB_FN: EQU 5 ; BYTE number of FATs
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BPB_RDE: EQU 6 ; WORD number of root directory entries
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BPB_TS: EQU 8 ; WORD total number of sectors
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BPB_MI: EQU 10 ; BYTE medium identifier
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BPB_SF: EQU 11 ; WORD sectors per FAT
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BPB_SPT: EQU 13 ; WORD sectors per track
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BPB_NOS: EQU 15 ; WORD number of sides/heads
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BPB_PO: EQU 17 ; DWORD partition offset
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