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- ;+
- ; Edit History
- ;
- ; May-18-89 ml. Started this.
- ; Aug-21-89 ml. Added format code.
- ;-
-
- .include "defs.h"
-
- .extern _spscsixst
-
- ;+
- ; doscmd() - send a simple command (no DMA involved)
- ;
- ; Passed:
- ; d0.w = physical unit number
- ; d2.w = command length (NCMD or LCMD)
- ;-
- .globl _doscmd
- .extern _smplacsi
- .extern _smplspscsi
- .extern _smplscsi
- _doscmd:
- btst #3,d0 ; SCSI unit?
- bne.s .0 ; if so, use the SCSI protocol
- bsr _smplacsi ; else, use the ACSI protocol
- bra.s dosend
- .0: tst.b _spscsixst ; Sparrow SCSI?
- beq.s .1 ; if not, it's regular SCSI
- bsr _smplspscsi
- bra.s dosend
- .1: bsr _smplscsi
- dosend: rts
-
-
- ;+
- ; dorcmd() - send a command which will receive data from the target
- ;
- ; Passed:
- ; d0.w = physical unit number
- ; d1.l = transfer length (in bytes)
- ; d2.w = command length (NCMD or LCMD)
- ; a0.l = buffer address
- ;-
- .globl _dorcmd
- .extern _rcvacsi
- .extern _rcvspscsi
- .extern _rcvscsi
- _dorcmd:
- btst #3,d0 ; SCSI unit?
- bne.s .0 ; if so, use the SCSI protocol
- bsr _rcvacsi ; else, use the ACSI protocol
- bra.s dorend
- .0: tst.b _spscsixst ; Sparrow SCSI?
- beq.s .1 ; if not, it's regular SCSI
- bsr _rcvspscsi
- bra.s dorend
- .1: bsr _rcvscsi
- dorend: rts
-
-
- ;+
- ; dowcmd() - send a command which will write data to the target
- ;
- ; Passed:
- ; d0.w = physical unit number
- ; d1.l = transfer length (in bytes)
- ; d2.w = command length (NCMD or LCMD)
- ; a0.l = buffer address
- ;-
- .globl _dowcmd
- .extern _wrtacsi
- .extern _wrtspscsi
- .extern _wrtscsi
- _dowcmd:
- btst #3,d0 ; SCSI unit?
- bne.s .0 ; if so, use the SCSI protocol
- bsr _wrtacsi ; else, use the ACSI protocol
- bra.s dowend
- .0: tst.b _spscsixst ; Sparrow SCSI?
- beq.s .1 ; if not, it's regular SCSI
- bsr _wrtspscsi
- bra.s dowend
- .1: bsr _wrtscsi
- dowend: rts
-
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