(
Get BIOS
Parameter
Block)
BPB *Getbpb( dev )
WORD dev;
Getbpb() returns a pointer to the
BPB of the given block device.
Opcode
7 (0x07)
Availability
Parameters
dev is the block device number (0 for device 'A:', 1 for 'B:', and so on).
Binding
move.w #dev,-(sp)
move.w #$07,-(sp)
trap #13
addq.l #4,sp
Return Value
The return value contains a pointer to the
BPB structure of the given device.
Caveats
A media change operation must be forced after this function has been called, prior making any further
GEMDOS file system operation.
See also