; Trantor T228 MicroChannel SCSI Host Adapter ; Adapter Descriptor File (ADF) ; Copyright (C) 1988-90, Trantor Systems, Ltd. ; We have an assigned id of 508ch. adapterid 508ch adaptername "Trantor T228 MicroChannel SCSI Host Adapter" ; We use four POS registers numbytes 4 ; The T228 is memory mapped and supports four address ranges. nameditem prompt "Memory Address" choice "cc000h - cdfffh" pos [0] = xxxxx00xb mem 0cc000h-0cdfffh choice "c8000h - c9fffh" pos [0] = xxxxx01xb mem 0c8000h-0c9fffh choice "dc000h - ddfffh" pos [0] = xxxxx10xb mem 0dc000h-0ddfffh choice "d8000h - d9fffh" pos [0] = xxxxx11xb mem 0d8000h-0d9fffh help "The Trantor T228 is memory mapped. It requires a single 8k block of memory in the address space normally used by adapter ROMs." ; When used with direct access devices (i.e., hard disk) the T228 ; can be used to boot the computer in the absense of another bootable ; hard disk. nameditem prompt "Boot ROM" choice "Disabled" pos [0] = xxxx1xxxb choice "Enabled" pos [0] = xxxx0xxxb help "The T228 may be used to 'boot' the computer from a SCSI hard disk. This feature is only needed, and only works when there is no other bootable hard disk in the computer." ; When used with multitasking systems such as Novell and Xenix, the ; T228 needs a single IRQ channel. nameditem prompt "Interrupt Channel" choice "None" pos [0] = x000xxxxb choice "IRQ 3" pos [0] = x001xxxxb int 3 choice "IRQ 5" pos [0] = x010xxxxb int 5 choice "IRQ 7" pos [0] = x011xxxxb int 7 choice "IRQ 10" pos [0] = x100xxxxb int 10 choice "IRQ 12" pos [0] = x101xxxxb int 12 choice "IRQ 14" pos [0] = x110xxxxb int 14 choice "IRQ 15" pos [0] = x111xxxxb int 15 help "When used with multitasking systems such as Novell and Xenix, the T228 needs a single IRQ channel. The T228 does not use interrupts under MS-DOS."