;
; (C)Copyright Distributed Processing Technology, 1989-1991
;    All Rights Reserved.
;
; DPT PM2012B/9X EISA to SCSI Host Bus Adapter w/ Optional Cache
;                        Configuration File
;
;    Date     = 3/18/91
;    Version  = (See version at end of this file.)
;    Filename = !DPTA401.CFG
;

BOARD
  ID          = "DPTA401"
  NAME        = "DPT SCSI Host Bus Adapter (PM2012B/9X)"
  MFR         = "DPT"
  CATEGORY    = "MSD"
  SLOT        = EISA
  LENGTH      = 341
  SKIRT       = NO
  READID      = YES
  BUSMASTER   = 999
  AMPERAGE    = 4500
  IOCHECK     = INVALID
  DISABLE     = SUPPORTED
  COMMENTS    = "\nThe Distributed Processing Technology PM2012B/9X is a high
                performance SCSI Host Bus Adapter with an EISA host interface.\n
                Key features of the adapter are:\n\n
                \t* Up to 16MB of disk cache\n
                \t* 33MB/sec EISA transfer\n
                \t* EISA bus mastering\n
                \t* SCSI-2 compliant\n
                \t* 4MB/sec SCSI sync transfer\n
                \t* WD1003 hardware emulation\n
                \t* CAM-compliant EATA interface\n
                \t* Overlapped commands\n
                \t* Scatter/gather\n
                \t* Automatic request sense."
  HELP        = "For additional information, contact:\n\n
                \tDistributed Processing Technology\n
                \t140 Candace Drive\n
                \tMaitland, Florida  32751\n
                \t(407) 830-5522"


IOPORT(1)     = 0zC90h
IOPORT(2)     = 0zC84h
IOPORT(3)     = 0zC88h
  SIZE        = WORD
IOPORT(4)     = 0zC89h
IOPORT(5)     = 0zC8Ah
IOPORT(6)     = 0zC8Bh
IOPORT(7)     = 0zC8Ch
IOPORT(8)     = 0zC8Dh
IOPORT(9)     = 0zC8Eh
IOPORT(10)    = 0zC8Fh

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

JUMPER(2)     = 1
  NAME        = "Option ROM Enable"
  JTYPE       = PAIRED
  LABEL       = LOC(1) "Y7"
  FACTORY     = LOC(1) 0
  VERTICAL    = YES
  REVERSE     = NO
  COMMENTS    = "Install jumper to enable Option ROM."
  HELP        = "The Option ROM Enable jumper is shipped from the factory
                installed, allowing ROM address decoding.  This ROM is
                normally the BR401X SmartROM, an INT13 replacement BIOS."

JUMPER(3)     = 1
  NAME        = "Option ROM Address"
  JTYPE       = PAIRED
  LABEL       = LOC(1) "Y19"
  FACTORY     = LOC(1) 0
  VERTICAL    = YES
  REVERSE     = NO
  COMMENTS    = "Install jumper for alternate address."
  HELP        = "The Option ROM Address jumper is shipped from the
                factory removed, allowing the ROM to be decoded at address
                C8000h.  Installed, the ROM is decoded at D8000h."

JUMPER(4)     = 2
  NAME        = "RS-232 Connector"
  JTYPE       = INLINE
  LABEL       = LOC(1^2) "Y4"
  FACTORY     = LOC(1 2) 00
  VERTICAL    = NO
  REVERSE     = NO
  COMMENTS    = "Do not jumper these pins!"
  HELP        = "These pins are used for an RS-232 connector for factory debug
                of the PM2012.  Do not put jumpers on these pins."

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;


; Include overlay file

INCLUDE = "DPTA401.OVL"

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;


GROUP         = "Option ROM"
TYPE          = "OTH"

FUNCTION      = "Address"
  COMMENTS    = "Install jumper Y7 to enable the ROM.\n
                 Install jumper Y19 to select the alternate D8000h address."
  HELP        = "This ROM is normally the BR401X SmartROM, an INT13
                 replacement BIOS."

  CHOICE      = "Enabled @ C8000h"
    FREE
    INIT      = JUMPER(3) LOC(1) 0
    INIT      = JUMPER(2) LOC(1) 1
    MEMORY    = 8K
    ADDRESS   = 0C8000h
    WRITABLE  = NO
    MEMTYPE   = OTH
    SIZE      = BYTE
    CACHE     = YES
  CHOICE      = "Enabled @ D8000h"
    FREE
    INIT      = JUMPER(3) LOC(1) 1
    INIT      = JUMPER(2) LOC(1) 1
    MEMORY    = 8K
    ADDRESS   = 0D8000h
    WRITABLE  = NO
    MEMTYPE   = OTH
    SIZE      = BYTE
    CACHE     = YES
  CHOICE      = "Disabled"
    DISABLE   = YES
    FREE
    INIT      = JUMPER(2) LOC(1) 0

ENDGROUP

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

GROUP         = "Controller Parameters"

FUNCTION      = "Cache Parameters"

SUBFUNCTION   = "Cache"
  HELP        = "This function controls the operation of the DPT cache."
  CHOICE      = "Enabled (Write-Through)"
   HELP       = "Enabling cache in write-through mode enables disk caching
                 for disk read operations. Writes are completed to the disk
		 drive before the system is sent an acknowledgement."
   FREE
   INIT       = IOPORT(7) LOC(7) 0
   INIT       = IOPORT(8) LOC(7) 1
  CHOICE      = "Enabled (Write-Back)"
   HELP       = "Enabling cache in write-back mode enables read and write
                 disk caching."
   FREE
   INIT       = IOPORT(7) LOC(7) 0
   INIT       = IOPORT(8) LOC(7) 0
  CHOICE      = "Disabled"
   HELP       = "No disk caching is performed."
   FREE
   INIT       = IOPORT(7) LOC(7) 1
   INIT       = IOPORT(8) LOC(7) 1

SUBFUNCTION   = "Look-Ahead Length"
   HELP	      = "This function instructs the Host Adaptor how many blocks
                 to read ahead on the disk after a system disk read is
		 executed. This field should be equal to or a multiple
		 of the file system on the disk. A block = 512 bytes. (i.e.
		 4K file systems would use 8 blocks)."
   CHOICE     = "8 blocks"
   FREE
   INIT       = IOPORT(7) LOC(5-4) 00
   CHOICE     = "16 blocks"
   FREE
   INIT       = IOPORT(7) LOC(5-4) 01
   CHOICE     = "32 blocks"
   FREE
   INIT       = IOPORT(7) LOC(5-4) 10
   CHOICE     = "Disabled"
   HELP       = "Disabling this function is useful when the system is 
                 performing very random accesses to the disk and look-ahead
		 data is unlikely to be used."
  FREE
   INIT       = IOPORT(7) LOC(5-4) 11

ENDGROUP

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

GROUP         = "Synchronous Transfer"

FUNCTION      = "Negotiation"
   COMMENTS   = "Select Disabled only for testing purposes or if a device does
                 not correctly handle synchronous negotiations."
   HELP       = "Normally, leave synchronous transfers enabled."

SUBFUNCTION   = "SCSI ID 0"
   COMMENTS   = "Select Disabled only for testing purposes or if a device does
                 not correctly handle synchronous negotiations."
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(0) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(0) 0

SUBFUNCTION   = "SCSI ID 1"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(1) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(1) 0

SUBFUNCTION   = "SCSI ID 2"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(2) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(2) 0

SUBFUNCTION   = "SCSI ID 3"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(3) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(3) 0

SUBFUNCTION   = "SCSI ID 4"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(4) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(4) 0

SUBFUNCTION   = "SCSI ID 5"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(5) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(5) 0

SUBFUNCTION   = "SCSI ID 6"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(6) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(6) 0

SUBFUNCTION   = "SCSI ID 7"
   HELP       = "Normally, leave synchronous transfers enabled."
   CHOICE     = "Enabled"
   FREE
   INIT       = IOPORT(9) LOC(7) 1
   CHOICE     = "Disabled"
   FREE
   INIT       = IOPORT(9) LOC(7) 0

ENDGROUP

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

FUNCTION  = "!DPTA401.CFG Version"
   CHOICE = "Configuration File 003B - Extended Version, Overlay version 1.00"
   FREE

; THIS STATEMENT IS THE VERSION OF THE CONFIG FILE

   INIT       = IOPORT(4) LOC(2-0) 001

; THIS STATEMENT ENABLES THE LUNMAP

   INIT       = IOPORT(10) LOC(7-0) 11111000

; THIS STATEMENT SETS THE CACHE MAX DIRTY PERCENTAGE TO 50%
   INIT       = IOPORT(7) LOC(1-0) 00

; THIS STATEMENT SETS THE CACHE MAX PERCENTAGE LOOK-AHEAD TO 30%
   INIT       = IOPORT(7) LOC(3-2) 00

; THIS STATEMENT SETS THE CACHE WRITE-BACK LENGTH TO 32 BLOCKS
   INIT       = IOPORT(8) LOC(5-4) 00

; THIS STATEMENT SETS THE CACHE WRITE-BACK SKIP LENGTH TO 32 BLOCKS
   INIT       = IOPORT(8) LOC(3-2) 00

; THIS STATEMENT SETS THE READ CACHE THRESHOLD TO 32 BLOCKS
   INIT       = IOPORT(8) LOC(1-0) 00