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MAINDEC-X8-DIRKA-A-D

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Document:	maindec-x8-dirka-a-d
Order Number:	MAINDEC-X8-DIRKA-A-D
Revision:
Pages:	16
Original Filename:	https://svn.so-much-stuff.com/svn/trunk/pdp8/src/dec/maindec-x8-dirka/maindec-x8-dirka-a-d.pdf

OCR Text

IDENTIFICATION
OP'R..P...-.Iflv

PRODUCT CODE:

MAINDECnXS-DIRKA-Auo

PRODUCT NAME:

DEC/X8 MODULE "RKBDS"
RKB DISK SYSTEM EXERCISER

DATE CREATED:

JANUARY

MAINTAINERI

DIAGNOSTIC sang?

AUTHORI

LEONARD E}

esvznsoonrea

(C)

1972

26.

DIGITAL EQUIPMENT

MAYNARD.

MASS,

1972
CORPORATION
01754

MODULE

DESCRIPTION

QQIQFCDICI—uo-I-uu

"RKBDS" IS A DEC/X8 SOFTWARE MODULE NHICH EXERCISES
DISK SYSTEM waH up TO FOUR DRIVES} THE MAIN
CHARACTERISTICS OF THIS MODULE ARE:

HKA

WRITE/READ TRANSFERS VARY RANDOMLY FROM 1

DISK

ADDRESSES

DDDD AND
-AND HIGH

‘3.
‘

6177
DISK

I0 1DDD<§)

SELECTED RANDOMLY BETWEEN ADDRESSES
ON ALL DISK§ BETHEEN THE SPECIFIED L9H
ARE

LIMITS.

To ACHIEVE GREATER DATA BREAK THRDDGHPDT. RANDOMLY FROM
1 TO ZODIB) EXERCISER LOOP PASSES ARE MADE USING TWO
ADJACENT TRACKS WITH RANDOM CHANGES TO THE SECTOR,
SURFACE AND DRIVE SELECTION ENABLED.
THREE READS

ARE

DONE

THE CASE or A PARIIY ERROR,

REQUIREMENTS
Ion-CODI-qq-

PROCESSORSI

OPTIONS:

RKS

SPECIAL:

NONE

PDPvage/IgangB/EgelM AND POP'12;
DISK

SYSTEM

WITH UP TO FOUR RKfll DRIVES}

RESTRICTIONS
WQU-ICCICOC-

NONE

OPERATING

431

SPECIAL

INFORMATION

CONSIDERATIONS

THIS MODULE REQUIRES EXTERNAL BUFFERS}
452

NDRDSL

BUILDING

JOB

PRIORITY: NONSCRITICAL. BUT SHOULD BE PLACED HIGH DN
THE LIST TD PROVIDE GREATER INTERACTION

408

TYPE!

SLOTS;

INTERRUPT DRIVEN

JFl OR JFZ DNLXT

PAGES

REQUIRED.

D73D,

STANDARD DEVICE CODES:
4.
INITIALIZING

4j3

D74D.

Dvsz,

AFTER THE INDICATED CODE LETTER Is PRINTED RESROND
IHE PARAMETER IN THE MANNER SHOWN DELOU.

IYPING

DEFINITION

RESPONSE

LIMITS

ngqw-PuI-wg

.qi-ugnn

pun-u.

Dws

D-3

EDUEST

DISK

HIGHEST DISK

”Rypc or

FOR RANDOM
1 NNNN FDR CONSTANT ANY DAIA NORD

DATA

FOR

DDDN

TRANSFER LENGTH
_

”=.DUFFER TO USE
'R

wdeN ADDITION

RAACHANUED

.'I.

FOR

NNNN

FOR

NNNN

BITS

AND

1D)

RANDOM

DDDi-IDDD

LEGAL DESIGNATDR RANDOM

THE FOLLOWING MODULE LOCATI0N§ MAY BE
INDICATED FOR YHE DESIRED RESULT.

"REPORT"

(D362) MAY BE CHANGED FROM 5776 TO
WHERE ANY CLEAR BITS INHIBIT AN ERROR
REPORT FOR THAT CONDITION,
BIT
ASSIGNMENT IS THE SAME AS THE RK8 STATUS
XXXX

<D73D2

MAY

CHANGED FROM

1576

TD 5776 TD
AFTER

DEVICE

INHIBIT DATA CNECKING
PARITY ERROR,

SETUP

nun-wuuuunqq

‘NARE READY
BE

AND

WRITE ENADEE

ALL DISKS TO

EXERCISED.

RUNNING
L.

'“Q.-.Q9
i

'...5.

UPDATED AFTER A WRITE/REAb/DATA DHEDK
OPERATION IS GDMPLETED}

.Il.

CNTR:

:EZA

$R108

RANDOM

‘

7%:

RANDOM

(TRKASURASEC)

(DSK A

LEGAL ADDRESS

NNNN

'
.\

RANDOM

“IBEDINS
i' ‘3, hi:

PRESET
pw;-§q

art-ADI“ ADDRESS AT
,WHICH TRANSFER

4.2:.-

WHEN A In THE BUFFER CURRENTLY
ASSIGNED IS RETAINED}

WHEN A 1: THE CURRENT DISK
§R11£
STARTING ADDRESS IS RETAINED:

ERROR INFORMATION

Ina-Innwnuwnwpuqu

5O1

ALL STATUS REGISTER ERRORS ARE REPORTED AS
STATUS ERRORS, OATA ERRORS IN THE DATA ERROR
FORMAT)
ERROR

SYMBOL DEFINITIONS

CODE!

OOOZ

READ

@094
ODiZ

WRITE
FALSE DATA ERROR (BAD SOFTWARE
CHECKSUM BUT DATA LOOKED
GOOD ON WORD BY WORD CHECK),
IN THE CASE OF A PARITY ERROR,
THIS CODE INDICATES 1) THE PARITY
ERROR STOPPED THE TRANSFER
PRIOR TO COMPEETION: AND
2) THE DATA TRANSFERREO WAS GOOD,
TRANSFER INCOMPLETE (WORD
COUNT NON-ZERO BUT NO
STATUS REG} ERROR BIT IS SET.)
THIS MAY FOLLOH CODE D032
REPORTS AND INDICATES THAT
ALTHOUGH A TRANSFER WAS INCOMPLETE.
THE DATA THAT WAS TRANSFERRRED
NAS
9000;

ODSX

OO42

SA;

FINAL STATUS REGISTER

SB!

CURRENT BUFFER OESIONATOR

§Cl

INITIAL NORO COUNT

SO;

FINAL

SET

AINITIAL CURRENT ADDRESS

SF!

FINAL CURRENT AOORESS

SCI

INITIAL COMMAND REGISTER

SH!

INITIAL TRR,

~§II

FINAL COMMAND REGISTER

SJ;

FINAL TRK.

DA!

BUFFER

OS;

6000 DATA

OC;

BAD

LISTING

(ATTACHED)

NORO

COUNT

SUR,

SOR.

ADDRESS
NORO

OATA NORO

SEC

/MAINDEC~X8-DIRKAnA-L

"DEC/x8"

RKBDS

PALiz

V141

/DEC/X8 EXTERNAL SYMBOL TABLE
/an usa IN A§SEMBL1NG Deg/XS
/COPYRIGHT 1972.
XLIST
PAUSE

i9i54

15-FEB-72

PAGE 1

"EXTSYM"

§OFTNAREflMODULESZ

DIGITAL EQUIPMENT CORP..
'

’

MAYNARD.
'

MASS'
"

PAGE

19l54

15-FEB-72

V1.1

PAle

IHAINDEC-XB-DIRRA-A-L

RKaos

"DEC/X6"

/RKB DISK SYSTEM MODULE FOR DEC/X6

IGOPYRIGHT 1972. DIGITAL EQUIPMENT CORE.. MAYNARD. NAss;
ANO

IIHIS MODULE DPERATIONAL ON POE-a.a/I.§/L.a/E

POP-12}

LEN BEYER§DORFER Ixzsaz)

IPRG!

IBUILDER INSTRUCTIOUSI
NOT CRITICAL. SUI SHOULD BE ASSIGNED NEAR LEVEL
l1. PRIIGRITYI
ITO PROVIDE MAXIMUM DATA BREAK INTERACTION'
4 PAGES REQUIRED: SLOT JXi GR JX2.
2.JOB SLOT!
\

INSTRUCTIONSI

IINITIALIEER

RESPON§E

IGODE

DEFINED

IAI

LOWEST DISK

z-s

/BT
[GI

HIGHEST

an:

IDI
1::
1r:

ADDRE§SING

TYPE or

To us:
DISK TO U§E
OATA

LENGTH or TRANSFER
BUFFER ASSIGNMENT

‘

PR[3[T
a
a

DIRANODMI
DIRANODMI
GRRANDDMI
a-RANOON;

NNNNIGONSTANT

NNNN

1
1

NNNNIGGNSTANT
NNNNICGNSTANT

NNNN.OON5TANT

RANOOM
RANDOM
RANOOM
RANqu

/§PECIAL USER MODIFICATION! VIA RELATTy: "o0" TAOTUTTY:

I1."REPORT" MAV BE CHANGED FROM 5776 TO XXXX WHERE ANY
IDLEAR BITS INHIBIT AN ERROR REPORT FDR THAT CONDITION.

FRDH 1576 TD 57" T0 INHIBIT

l2. "PARITY" MAY BE CHANGED
IDATA CHECKING AFTER A PARITY ERROR.
IREPORT SYMBOL

DEPINITION§I

/1}REEER TO MODULE TABLE IN THIS LISTING FOR DESCRIPTION
IDP CNTR.SAI-§JIAAND DAI-DGI

I2."GDDE" DEFINITIONS!
OETTNEO
READ
WRITE
FALSE OATA ERROR (BAD cHEORSUM BUT
DATA LOOKED 9090 ON NORO av NORO CHECKH
TMis TYPE or ERROR MAY 9: REPORTED AFTER
A PARITY ERROR ANo INDICATES THE ROLLONTNOT

IGODE

Izaaz
[6604
zauzx
/

lama:
/

/
INAINDEG'XB-DIRKA'A'L

RKSD§

"DEG/X5"

15'EEB-72

i9I54

V1‘1

I
/
I
I
lousx

1. THE PARI_TY ERROR STOPPED THE TRANSFER PRIOR To
COMPLETION AND THEREBY CAUSED A SOITNARE
ERROR] 2. THE DATA THAT HAS READ IN

SggcgEC:

TRANSFER INGOHELETE (He NGN-EERO.
OUT NO STATUS ERROR BIT HAS saf'.)
THIS ERROR cont MAY FOLLOW A COD.E 0032
ERROR REPORT AND INDICATES THAT ALTHOUGHA
HAS INCOMPLETE. THE OATA THAT wAs TRANSTERRED

IOO42
I
/
/

-;:gNgggg

IRKB STANDARD§I

xozvzcs coo:si73.7!.ANO 75

[8K8 IGT DEFINITIONS!

67SE

egos-6732

lAD->GMI D->AG

6733

DLDRuevas

IA9->TK.SURaS£§T flé>Aci READ

6735

BLOW-6735

IAOI>TKASURASEET Ui>ACI WRITE

6734

ORDAI6734

ID->AGI

6736

DRUG-6736

TKASURASEG£)AG

IDI>ACI ON->Ac

’

6741

onus-6141

6742

DGLS-OTAZ

'IU->§R

6745

Dane-6745'

IEG+1->PC 1r T9

67‘7

O§K2.6747

IEGb1I>PG Tr ERR

6751

DGLA-6751

IGLEAR ALL

6752

DRNCI6752

ID—>AGI

6753

OLHc-Ovsa

IAG->N§T D->AD

6755

OLGA-6755

5757

ORcA-evs7

0200
DDDD
2213

JOB:
TEXT1.

Ia->Acu sR->Aa

wc->AO

IAC->GAIID->Ac

/U->AOT

cA->Ac

IMODULE TABLE
UZDD
9291
B222

TDDA

.260
D

TEXT

PAGE 2-1

PALiD

"RKSDS

IJGD NUMBER
IDEVIGE NAHE

22w:

a204
0205
2206
nzz7
main
@211
2212
2213

@214
2215
M216
2217
MZZU
@221
2222
@223
@224
2225
2225
9227

a236
2231

02$2
2233
2234
2235
0236

V141

PALID

RKSD?

"DEC/X3"

IMAXNDEC'XB-DIRKA-A.L
2349
2222

HDMEDFI

mama
7422
5611
6262
4426
7777
7777
7777
2020
2220
3234

7766
DDDD
DDDD
DDDD
DEED
DDDD
DDDD
DDDD

JMP I
INTACK. DIP
JM3 1
'1
'1
KXLLI
KILLED. '1
D
CNTR.
a
ERROR.
DEA
LAS
AND 2
/
SEA
DOA
JMS
107
Cl?
JMS !

HOMEDF

IACKNONLEDGE

IHRETP

INTERRUPT}

IPRIORXTY
ICOMMAND 7a KILL JOB.
IMODULE 5575 TO -1 WHEN JOB KILLED.
[NUMBER or Exzncxszn LOOP PASSES.

CALL.

[ERROR

.
a

1‘11
K4
'

KTLL
HDMEDF
DD
ERRP

JNP 1
CODE:

IERROR CODE.

'12

ISTATUS ERROR ENTRY
ISTATUS REG.

D
D
D
D
D
D
D
D
D

moaa‘
DDDD
UDDD
DEED

ERRDAI
ERRDBI
ERRDC,

D
D

7775

ERROR

ERRSAI
ERRSBI
ERRSCI
ERRSDI
ERRSE.
ERRSPI
ERRSDI
ERRSH.
ERRSI,
ERRSJI

MDDD
DDDD

2-2

IDPIIF

HLT/CDV_

76D4
2273
744a
3217
4211
6D52
6252
4661
2022
5622
HDDD

FACE

IMODULE DESIGNATOR

"DXRKA-A"

TEXT

6411
2213
3155
0122

19|54

15'FEB'72

TALLY}

IBUFFEI NORD
IXNXT HG
IFINAL NC
IINIT GA

IHNALc
IINH

IINIT TRKISUR SEC
IFINAL CM

IFINAL TRKnsufi. SM

ENTRYc TALLY.

”3

IDATA ERROR
IBUFFER ADDRESS
IGOOD DATA
IBAD DATA

IEND 0P MODULE TABLE

[1 NTERRUPT SERVICE
2256
6257

@292
2291

DDDD
2363
5275

INTI

4211

IMMEDIATE ONLY!
I"!NT"

15 INT ssnv Anon
ISKIP gHAIN nozs JMS HERE

153

RENTRY

JMP
JMS

HDNEDF

I715

$1
IMAINDEC-Xe-OIRKA-A.L
22§2

@293
2294
2295
@296
n29?
627$
2271
2272
'0273

6741
324!
6736

DC74A)

19154

15-FEB'72

P‘QE 2-3

INO, SAVE STATUSQ
ERRS‘
ISAVE

DRDC

gm;

ERRSI

DCA

ISAVE IKISURISEC

DC73B‘

DRDA
DCA

UC’QBI

DCLS
STL PAR
DLOC

DC73CI

V141

PAL1g

BROS
DCA

DC73A|

ERRSJ

ICDEAR STATUS
[GLEAR XNT ENABLES
‘DEFSRV
INTACK
“ENTRY

TAD

JMP

2274
2275
2276
7277
2322

DCA

IPUT DEFERRED SERVTCE PNTR

IN AC.

IAGKNONLEDGE INTERRUPT

RDF
TAD

DCA

HLT
JMP I

3321
3322
@323

RKSDS

"DEC/X6"

RENTRY.

KCIFDF
.fil

.INT

INTERRUPTZ

7-1 ALLous AN

SET UP RKB TO READ OR NRITE (UNLESS "K!LL"--1)
ICALL MUST BE!
SET UP ERRSB. ERRgcaERRSEIIRRSE AND snusu;

IROUTINE TO

’1)

I?)

2364

PUT 2262 IN AC 1? READ: 0224 :r
JHS I (GO
DLDR DR DLDH
«EAD 0R unzrln

WRITE}

GD:

IENTER

2325
3396
3327
9316
2511

5331
9332

23:3

‘

DCA
TAD
SNA

CODE

JMP
DCA

.«4

751v: cab:
:20

IDOMMAND TD KILL

KILL

IYES.

KILLED

0075A.
0075B:

ERRSC

TAD

ERRSE

TAD

60‘

.fiifl

ERRSG

ID?

D0730:
DC74CI

3:? JOB KILLED rLAc

IEMIT WITH AC OLEAR

TAD
DLHC
DLDA
TAD I
IS!
DOA

5051

IRELéAsz AssIcNEb mur

RELEAS

SERVEX

2321
9322
@323
2324
3325
3326
2327
2332

RETURN3 HERE PSIATUS ERROR (ALREADY REPORTED)
RETURNS HERE :7 N9 STATUS ERROM

0312
2313
2314
3315
2316
5317
2322

ENSURE DFIIF

l3.
l4}
/5.
/§}
l7.

LN
jagTDTNITIAL
en
IEETD INI§

79:1 DLDR on nLow
IUPD ATE
[DAVE EON EXECUTXON
IDET 1N1? 6M
[INT
07F

m3}8

DLDC
CLA CMA

ISET TNR an: INT

USA
DCLS

RENTRY

TAD

:RRSH

HLT/DLDR OR DLDN
SERVEX

IDLEAR STATUS
IGET INTT TRKISURISEC
ILOAD I? AND READ OR HRiTE
IEXIT NITH Ac-a

[RAINDEO'XB-DIRKA-A~L

:fi?€%§
”3

V141

PAL1fl

RKBD§

"DEC/X8"

19|54

15-FEB‘72

PAGE

2-4

[DEFERRED SERVXCE ENTRY!
DEFSRV.

33:4
3335
9335
0337
n34o
a341
0342
5343

0575C:

602.

u344
u315
6346
a347
9356
$351
9352
$353
n354
n35!
M355
a357

JMP

TAD
TAD 2
DCA

CODE
K36
CODE
601*!
GO
GO
ERRSA
REPORT

JMP I
TAD
AND
SEA CLA

[ERROR4
[NO ERROR. CHECK TRANSFER
[FINAL "CID?

/N°|

DONE}

MAKE CODE IDDSX

[NO ERRORS

[REPORI ERROR!
[YES

ERROR
GO

JM!
JMP I

03¢:
6392
use:

[CHECK STATUS

ERRSD
TAD
SNA OLA

18!

5360

[SAVE EINAL CA

601

JMP

JMP
601:

[SAVE [INAU NC

DRUG
ERRSD
DCA
DRCA
ERRSF
DCA
YAD
'ERRSA
K5776A
AND
SEA CLA

REPORT. 5776
K5776A. 5776

0394
$395
3396
33§7
@370
0371

RELEAS. D

0372

DATCONI

[RELtASE Barren.

10»;

ERROR
OATCDN

TAD

JNP I
[END or PAGE

$374

[OUT HITH

RELEAS

MONITOR ROUTINE.

[CALL 10

‘

10?
Cl'
RLBUFE

0373

zaurficn Mono 1N Ac.

ERRSD

TAD

3377

ugoo

[B‘NDOM NUMBER GENERATOR
9490
a401
nozz
9453
mqa4
D4fl5

0900
2234
700$

RNNDDM;

RRNl

Is:

NOP
TAD
RRNZ
TAD
K111$R
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1235
124%
7104

£3
[HAINDEC'XO-DIRKA-A-L
z4m6

7420

PALID

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{9'54

15-FEB'72

PAGE 2-5

SNL

XAC
Dc‘

aqa7
9410
@411

RANZ
RAN1
RAN?
RANDOM

TAD
TAD

2412

JMP 1

aqaa
2414
a415
0415
a417
6420
5421
0422
a423
a424

RKDD§

"DEC/X3"

SRVRAN.

rPazszr

GDP
TAD

DD
KD

DCR

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(HDHEDF
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SAVZ
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DCA
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DOA

JMP T
RESRANI D

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TAD

3‘

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RANI
SRVZ
RRNZ
RESRAN

TAD

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JNP

RANI,
RRNZ.
SAVI:

SAVE!

D
D
D

K1111AI 1111

DATCHK.

(SUMCHK

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{SUMSRV
SNA CLA
1
JHP
DRTCHK

JMS
TAD

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DOA
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AURI
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(ERRSD
DRTSET

[CHECK DATA.
[GIT IINAL we;

[IUMCHEORL
[OOOD'

Ives:

ouz"

IND. st 6R: DATA GENERATOR.
[PRESET TO CHECK DATO}
.

‘

i‘!

[SAVE car *0 BUFFER FIELD

(DATGEV

120v:
/ AGE

DATSET

DATSET
(ERRDB

DCR !
HLT/CD'
TAD 2
AUTO
‘HDMEDF
J"! I
DCA I
‘ERRDC
TAD
RUTD
Dc‘ 1
‘ERRDR
TAD I
‘ERRDD

DATA GENERATOR

POINTER To THIS

[OENERATE I WORD.
[SAVE 3N soon;
[Dr 70 BUFFER FIELD,
,

[GET wono
[DP-1P

!N BUFFER.

[SAVE IN 9101
[GET

anon AND SAVE.

[GDODIBADT

CIA
TAD
51A

(ERRDB

JM3 1

(ERROR

IND.

DATA ERROR (AO NOT I)

RKBDS

"DEC/XE"

IMAINDEC-xB-DIRKA-A-L
2766

2474

5256

JMP

2475
0476
3477
3500
0501
0502
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3524
5505
0506
0507
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0511
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0513
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IN AUTD

INDEX.

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KCDF

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DATSET

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(ERRSC

JMP

LGTCON

{7 IN AC-

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5761

SET CODEIa01X

ICLDSE ERROR ROUTINE,
IOUT

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2-6

ICOMPUTE LENGTH To FILL OR CHECK}

4MP

PAGE

lDONE?

TAD
SNA

Auco

19i54

15-FEB-72

CIA

S716

0521
0522

(BUFTAL
r'16

JM5
JMP

4767

V141

PAL10

152

0473

(LGTGEN

IIHIS IS THE §7AR7 OF VHE EXERQISER LOQPI

2525
2526
0527
2530

:xza,

JMS
AND 2

RANDOM
K177

IGET 6 OF CLOSE TRINSFERS

tRKPCi

[SAVE
IGET 78K SUR SIC

(1-200)

x
I
I

DCA

JMS

4751
1757

DCA

0531

STL

0532
2533
3534
0555
0536
0537
3540

TAD T
TAD
SNL CLA

i757

BSA

(ERRSH
ADRGEV

AND
TAD

DSKTRA.

M6200A.
K37A,

IOUT. Inv AchN;
ISAVE QNLY BITS 0-6 TO ALLOW

u'6
(ERRSH

K7740

JMS 1

ICHECK TRACK IN LINITS

(ERRSH
M6200A

AND a

2542
0543
0544
2545
2546
0547
0550

1600
0037

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(ERRSH

JMP
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9541

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I
004 I
JMS T
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-6200
37

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ISAVE IHE RESULT AS STIRTER
[GET DISK i

RANDOM/ADRCON

0247

L/
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0560

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0561
0562
0563
0564

0606

0565

0566
0567
0570
2571
0572
0573
0574
0575
0576
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