PagE of GC20-1807-7 As Updated April 1, 1981 by TNL GN25-0829 Invoking VMCF Subfunctions .....
Diagnose Code X'68' ••••••• The VMCPARM Parameter List • • • External Interrupt Code X'4001'. VMCF User Doubleword • • • • • • • • DIAGNOSE X'68' Feturn COdES. Data Transfer Error Codes •• S PECI AL MESSAGE FACILITY • VM/370 USE OF THE IBM 3850 MSS • VM/370 Access to the MASS Stora9E Control .. • • • .. • • • • • .. • • Asynchronous MSS Mount Processing.
VM/370 Processinq of MSS Cylinder Faults •••••••••••••• Backup and Recovery of MSS Volumes Logical Device Support Facility
( 57 4 8- . . . . . . . . . • .
Logical Device Support Facility t21! 8- 1111).. • • .. • • • • • • "'IMERS IN A VIRTUAL MACHINE •• Interval Timer " .. Processor Timer •• T OD Clock. • • • • • • • Clock Comparator • Timer • • • • • • Pseudo Timer Start I/O • Pseudo Timer DIAGNOSE. CP In Attached Processor Mode. PS A. • • • • • • • • I/O Handling
Signaling. • • • • • • Locking •••• Affinity •••••• DIAGNOSE INSTRUCTION IN A VIRTUAl MACHINE • • • • • • • • • • • DIAGNOSE Code X'OO' -- Store Extended-Ident ification Code. DIAG NOSE Code X' 04' -- Ex·amine Beal .159
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Storage • • • • • • • • • • • • 184
DIAGNOSE Code X' 08' -- Virtual Console Function. • • • • • • .184 DIAGNOSE Code X'08' -- Virtual Console Function • • .184.1 DIAGNOSE Code X'08' -- Virtual Console Function (5746-XE.1). • .184.1 DIAG NOSE Code X' Oct Pseudo Timer. • • 186 DIAGNOSE Code X'10' -- Release Pages •• 186 DIAGNOSE Code X'14' -- Input spool File
Manipulation. • • .187
Subcode 1'0000' • • • • .187
Subcode X'0004' .188 Subcode X·0008' .188 Subcode X'OOOC' .188
Subcode X' 001 0' .188
Subcode X'001Q' .189
Subcode X'0018' .. • .. • .189
Subcode X' 001 C' • • .. • • • 189 Subcode x'0020-. .189 Subcode X'OFFF' .1-90 bIAGNOSE Code X'18' -- Standard DASD I/O • • • • • • • • • .190 DIAGNOSE Code X'1C' -- Clear Error
Recording Cylinders. .191 DIAGNOSE Code X'20' -- General I/O ••• 191 DIAGNOSE Code X
i
24; -- Device Type and
Features •••••••••••••••• 192 DIAGNOSE-Code X'28 ,-- Channel Program Modification. • • • • • • • • • • .194 DIAGNOSE Code X'2C' -- Return DASD Start of LOGREC • • • • • • • • • .195 DIAGNOSE Code X'30' -- Read One Page of LOGREC Data •••••••••••••• 196 DIAGNOSE Code X'34' -- Read System Dump Spool File ••••••••••••••• 196 DIAGNOSE Code X'38' -- Read System
Symbol Table •••••••••••••• 191 DIAGNOSE Code X'3C' -- VM/310 Directory. 191 DIAGNOSE Code X'40' -- Clean-Up After
virtual IPL by Device ••• 197 DIAGNOSE Code X'40' -- Clean-Up After Virtual IPL by Device (5748-XE1i. 197 DIAGNOSE Code X'48' -- Issue SVC 16
From a Second Level VM/370 Virtual Machine. • • • • • • .197 DIAGNOSE Code X'4C' -- Generate
Accounting Cards for the Virtual User. • • • • • • .. • • • • • • • .197 DIAGNOSE Code X'4C' -- Generate
Accounting Records for the Virtual User (5748-!X8) •••••••••••• 198 DIAGNOSE Code X'4C' -- Generate
Accounting Records for the Virtual User (5748-XE1) ............. 198 DIAGNOSE Code X'50' -- Save the 370X Control program Image ••••••••• 199 DIAGNOSE Code X'54' -- Control The
Function of the PA2 Function Key •••• 199 DIAGNOSE Code X'58' -- 3270 Virtual Console Interface • • .. • • • .199
Displaying Data (5748-XX8) •••••• 200
Displaying Data (5 748- XE 1) • • • • • .200
Full Screen Mode {5748-XX8} ••••• 200.1
Full Screen Mode ••••• 200.1 DIAGNOSE Code X'5C' -- Error Message
Editing. • • • • • • • ••••• 200 DIAGNOSE Code X'5C' -- Error Message Ed it i ng ( 57 .!i 8- X • • • • • • 20 0 • 4 DIAGNOSE Code X'5C' -- Error Message
Editing (5748-XE.1). • " .. 200 .. 4 DIAGNOSE Code X' 60' --Determining the Virtual Machine Storage Size •••••• 201 DIAGNOSE Code X'64' -- Finding,
Loading, and purging a Named Segment •• 201 DIAGNOSE Code X'68' -- Virtual Machine Ccmmunication Facility (VMCF) ••••• 203 DIAGNOSE Code X'6C' -- Special Diagnose
for Shadow Table Maintenance (5748-XE.1) ••••••••••••••• 204 DIAGNOSE Code X'70' -- Activating the
Time-of-Day (TOD) Clock Accounting
Interface • • • • • • .204 DIAGNOSE Code X'74' -- Saving or
Loading a 3800 Named System •••••• 204 DIAGNOSE Code X'74' -- Saving or
Loading a Named System (5748-XE1) •• 204.1 DIAGNOSE -Code X' 7S' -- ass Communication • • • • • • • • .205 DIAGNOSE Code X'7C' -- Logical
Device Support Facility ••••••••••••••• 206 Conte nts i x I i I I

Paqe of GC20-1807-7 As Updated April 1, 1981 by TNL GN25-0829 DIAGNOSE Code X'7C' Loqical
Device Support Facility • • • • • • • • • • • • • • 206 DIAGNOSE code X'84' -- Directory Update In-Place •••••••••••••••• 206 DIAGNOSE Code X'7C' -- Return Codes and Condition Codes ••••••••• DI AGNOSE Code X' 7 C' --Ret urn
Codes and Condition Codes • • • ••••• Descriptions of Logical Device
support Facility Subfunctions .206. 1 • 206. 1 • • • • • • • • • • • • .206.2 Descriptions of Logical Device Facility Subfunctions (5748-XE1) •••••••••• Initiate: DIAGNOSE Code X'7C' .206.2 subfucntion X'0001' ••• 206.2 Initiate: Code X'7C' Subfucntion X'0001' ••• 206.2 Accept: DIAGNOSE Code X'7C' Subfucntion X'0002' ••• 206.2 Acceot: DIAGNOSE Code Subfucntion 1("10002' • •• 206.2 Present: DIAGNOSE Code X'7C' C)u bfucnt ion X' 0003' • • 206.3 Present: Code X'7C' Subfucntion ""0003' ••• 206.3 'T'erminate: DIAGNOSE Code X'7C' Subfucntion X'0004' (5748-XX8) .... 206.3 Terminate: DIAGNOSE Code-X'7C' subfucntion X'0004' • •• 206.3 Terminate (all): DIAGNOSE Code X'7C' su bfucnt ion X' 0005' • .206.3 Terminate (all): DIAGNOSE X'7C' Subfucnt ion X' 00 05' • .206.3 External Interupt Code X'2402' ( • • • • • • • • • External Interupt Code X'2402' J). • . • • • • Loqical Device Festrictions . • • • • • • • Loqical Device Restrictions •••••••• DIAGNOSE Code X'84' -- Directory
In -Place (.21.9..§:.!.!!D • • • • • • DIAGNOSE Code X'84' -- Directory
Tn -Place • • • • • CD CONVENTIONS ....... . r 0 Codinq Conventions •• rp Loadlist Requirements .206.3 • 206.3 • 206.4 .206.4 Up dat e • • • 206. 4 Up dat e .206. 4 • • • 211 • • 211 • .214 HOW TO ADD A CONSOLE FUNCTION TO CPo •• 215 PPIN'T' BUFFERS AND FORMS CONrROL. New Print Puffer Images TJCS Buffer Images ••• UCSB Imaqes •••••• FOB Imaaes FOg Images 'lCorms Control Buffer. • • Forms Control Buffer Forms Control Buffer 4 and 5 Printer Forms • .216 • .217 • .217 • .219 • •• 222 • •• 222 •••• 222
.222. 1 • 222.1
rontrol and Print Buffer •.•••• • .223
x V'1/370 svstem Proarammer's Gu:i.np 3203 Model 4 and 5 Printer and
3262 Model 1 and 11 Printer Forms
Control and Print Buffer •• 223 3203 Model 4 and 5 Printer and
3262 Model 1 and 11 Printer Forms
Control and Print Buffer (5748-XE1) •• 223 UCC Buffer Images ••• '. • •••••• 224 IBM 3800 PRINTING SUBSYSTEM ........ 226 Using the 3800 Printer as a Dedicated
Device. • • • • • • • • • • • • • .226 Using the 3800 Printer as a Real
Spooling Device •••••••••••• 227
Specifyinq Printer Options. • •• .227
Creating Control Tables. • • • •• .227 Storing and Loading Control Tables .228
Recovering from I/O Errors. .228
Displaying printer Control
Information. • • • • • .228 JOURNALING LOGON, AUTOLOG, AND LINK COMMANDS. • • • • • • .. • • • • .229 SUPPRESSING PASSWORDS ENTERED ON THE COMMAND-LINE •••••••••••••• 230 PART 3. CONVERSATIONAL MONITOR SYSTEM (CMS) • .. • • • • • • • • • • .231
I NTRO DUCT ION TO C MS. • The CMS Command Lan guage • The File System. • • .. • • Program Development .....
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INTERRUPT HANDLING IN C MS. SVC Interruptions .......... .
Internal Linkage SVCs •• Other SVCs. • • • • • • Input/Output Interruptions
Terminal Interruptions • • Reader/Punch/printer Interruptions Use r- Controlled Device Interruptions • Program Interruptions. • • • • External Interruptions • • • • Machine Check Interruptions •• FUNCTIONAL INFORMATION Register Usage • • • • Structure of DMSNUC •• USERSECT (User •• DEVTAB (Device Table) •••••• structure of CMS Storage • Free Storage Management. • GETMAIN Free Storage Management. DMSFREE Free Storage Management.
Releasing Allocated Stora gee • • •• DMSFREE Service Routines •••• Error Codes from DMSFRES, DMSFREE, and DMSFRET •••••••••••• CMS Handling of PSW Keys •••••• CMS SVC Handling • • • • • • • • • • SVC Types and Linkage Conventions. • Search Hierarchy for SVC 202 • • User and Transient Progra m Area s •• Called Routine Start-Up Table •••• Returning to the Calling Routine •• CMS Interface for Display Terminals •• .236
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