RSCS Module Directory RSCS IBALR to Modulel Module DMTREX DMTDSP (cont) DMTDSP DMTIOM DMTIOM DMTIOM DMTMGX DMTMGX DMTPST DMTPST DMTWAT DMTWAT DMTWAT DMTWAT DMTSIG DMTDSP DMTSML DMTASY DMTCOM DMTCOM DMTCOM DMTSML DMTCOft DMTGIV DMTGIV DMTCOM DMTGIV DMTGIV DMTGIV DMTGIV DMTGIV DMTGIV DMTIOM DMTIOM DMTIOM DMTIOM DMTIOft DMTIOM DMTPST DMTWAT DMTWAT DMTWAT At
Label REXDQUIT REXHEXIT REXCONON REXFCONF REXQUERY MSG TERMSET REXASYN REXHALT QUIESE QUICK REXSWAIT I REXWAIT ALSCAN ALNOGO SETNOBUF ASYNENQ BUFSDONE IBLDBUFS MSGPROC1 TODEBCD AXS KLOGIT LOGCLOSE AXSGET AXSPURGE EOJ MSG1 WGET1A 127XXIO JOUT1 PCONT2 PLINE RSIO UOUT2 WRLOG1 ASYNRET ALLCHK AXS AXSGET Comments Terminates dispatching due to program check. Resumes dispatching after program check Froces­
sing.
Requests
Requests
Requests
Passes a
cessing.
an I/O operation (console write) • an I/O operation (console write) • an I/O operation (console read). message element to DMTftGX for
writes a task terminated message.
signals a console attention.
pro- Signals that DftTREX is undispatchable due to
program check.
waits for a task to terminate.
waits for task I/O to terminate.
waits for a console write to complete.
waits for completion of an event. Resumes dispatching; processing of an alerted
task has completed.
sets up an asynchronous exit for DMTSML. Stacks a message to be transmitted by DeTSML. Gets a page of storage for DMTSML I/O tasks.
Gets a page of storage for DMTSML TP buffers. Unstacks a message for transmission to a remote station.
Converts S/370 TOD to EBCDIC date and time. Requests services of DMTAXS for the SML line
dri ver task.
Requests DMTAXS to open a LOG printer. DMTAXS to close the LOG printer. Requests
Requests
Requests
Requests
task. DftTAXS to give a file for transmission. DMTAXS to purge a file.
termination of the SML line driver
Gives a message to tMTMGX for processing.
Requests that a message be written to the RSCS console; pass a com.and to DMTREX. Performs the initial I/O operation for the SML line driver task.
Requests an I/O operation; set up job processing
controls.
Requests an I/O controls.
operation (set up Frinter
Requests a start I/O for the DMTSML TRACE
function.
Requests an I/O controls) • Requests an
operation. I/O operation
operation
Posts the reader synch lock.
(sets up punch an I/O waits for the DMTSftL synch lock to be posted
(waits for a request to process).
waits for completion of an event by DMTAXS. Waits for DMTAXS to GIVE a file
transmission.
for
3-44 IBM VM/370: System Logic and Problem 3

r IRSCS IBALR to IModulel Module At
Label Comllents RSCS Module Directory
1-------------------------------------------------------------------------- DETGIV DMTiAT (cant) DMTiAT DMTWAT DMTWAT DMTWAT DMTWAT DM·TSTO DMTDSP AXSPURGE EOJ KLOGIT LOGCLOSE MSG1 RISI01 WGET1A WRLOG1 MAINDONE waits for DMTAIS to purge a Ter.inates the SMt line driver task by issuing a
terminal WAIT request. Waits for DMTAXS to open a LOG printer. Waits for DMTAXS to close a LOG printer. Waits until GIVE to DMTMGI is complete. Waits for initial SIO for the DMTSML line driver
to complete. Waits until message processing has completed. Waits for I/O logging to complete.
Resumes dispatching; a request for a page of
storage has been processed. DMTWAT DMTDSP WAITGO Resumes dispatching; processing of a WAIT request has completed. RSCS Directories 3-45