r I Module I Name , DMKCPB DMKCPE DMKCPI DMKCPS DMKCPU DMKCPV 1
Entry I CP Module Entry Point Points I Attributes, Function I DMKCNSIN I Interruption return point
terminal I/O .. and handler for DMKCPBEX DMKCPBNR DMKCPBRS DMKCPBRW DMKCPBRY DMKCPBSR DMKCPIEM DMKCPINT DMKCPSSH DMKCPSH DKKCPSRY DMKCPUVY DMKCPUUP DMKCPVAI DMKCPVAC DMKCPVAE DMKCPVDS DMKCPVEN DMKCPVLK DMKCPVUL Pageable. Simulates the operator's console for the virtual
machine.
Processes the EXTERNAL command to present an
external interruption to the virtual machine.
Processes the NOTREADY command to cause the
virtual device to appear not ready. Processes the RESET command to reset all pending
interrupts from the specified device. Processes the REWIND command to issue a rewind to the real tape device.
Processes the READY command to simulate a device
end interrupt to the specified device.
Processes the SYSTEM command to simulate system
reset and PSi restart to allow clearing of
storage.
Resident.
Contains data constants that define the end of
the CP nucleus.
Pageable.
Prepares VM/370 for operation.
Enables the operator's console, initializes the TOD clock and directory, allows operator logon,
prepares for warm start, and completes
ini tializa tion.
Initializes and prepares CP for operation.
Pageable.
Processes the SHUTDOWN, HALT, and VARY commands.
Processes the SHUTDOWN command. Processes the HALT command.
Processes the ViRY command. Pageable.
Processes the VIRY PROCESSOR command.
Causes the system to convert to uniprocessor .ode. Pageable. Punches user accounting records.
Processes the ICNT command to create accounting
records for logged-on users. Also, resets
accumulated accounting information.
Enables system low-speed lines for system restart.
Processes the DISABLE active line after the
with it.
command to
current user
disable an
is finished
Processes the ENABLE command to enable the system's low-speed lines for system logon.
Processes the LOCK command to lock specified
pages of a user's virtual storage space into real
main storage.
Processes the UNLOCK command to unlock pages that
were locked by operator command (LOCK). L- ________ __________ ______________________________ . ______ . _________________ __J CP Directories 1-233

CP Module Entry Point Directory Module Name
DMKCQG DMKCQH DMKCQP DMKCQR DMKCQY DMKCSB DMKCSO DMKCSP DMKCSQ DMKCST DMKCSU Entry Points DMKCQGEN DMKCQHRD DMKCQHPR DMKCQHPU DMKCQPRV DMKCQREY DMKCQRFI DMKCQYEY DMKCSBLD DMKCSBVL DMKCSOBS DMKCSODR DftKCSOFL DMKCSORP DMKCSOSD DMKCSOSP DMKCSOST DMKCSQCL DMKCSQHL DMKCSQRF DMKCSTAG DMKCSUCH Attributes, Function
Pageable. Processes the class G and class"D QUERY commands.
Entry to QUERY command processor for class G
users. Pageable. Processes QUERY RDR commande Processes QUERY PRT command. Processes QUERY PCH command. Pageable. Processes the class B and class G QUERY command.
Entry to QUERY command processor for class Band
G users. Pageable. Processes the QUERY command. ftain entry point. Contains a branch table to get
to the routine that processes the operand
specified in the QUERY command; the operand can
be one of the following: FILES, SET, DUMP, PAGING, HOLD, PRIORITY, and TERMINAL. Retrieves the number of reader, punch, and print
files. Pageable. Handles QUERY functions: TIME, LOGftSG, NAME, USERS, PF, SASSIST, CPASSIST, and CPUID. Processes the LOADBUF com.and
(real UCS or FCB buffer). Processes the LOADVFCB" (load
control buffer) command. Pageable. virtual foras Processes real spooling commands for real unit
record devices. Processes the BACKSPACE command. Processes the DRAIN command. Processes the FLUSH command. Processes the REPEAT command.
Restarts a device after it has been drained. Processes the SPACE command. Processes the START command by device type. Pageable. Processes class D and G spooling commands. Pageable. Processes the CLOSE command. Processes the HOLD command.
Processes the FREE command. Pageable. Processes class G commands. Entry point to process the TAG command. Pageable. Processes the class D and G spooling commands.
Processes the CHANGE command. ---------------------J 1-234 IBM VM/370 System Logic and Problem Determination--Volume 1