Execute Channel Program
id:
execute-channel-program-312-5457670
title:
Execute Channel Program
text:
In IBM mainframe operating systems, Execute Channel Program (EXCP) is a macro generating a system call, implemented as a Supervisor Call instruction, for low-level device access, where the programmer is responsible for providing a channel program—a list of device-specific commands (CCWs)—to be executed by I/O channels, control units and devices. EXCP for OS/360 and successors is more specifically described in the OS System Programmer's Guide.; EXCP for DOS/360 and successors is more specifically
brand slug:
wiki
category slug:
encyclopedia
description:
Operating System low level I/O API
original url:
https://en.wikipedia.org/wiki/Execute_Channel_Program
date created:
date modified:
2023-09-27T10:14:22Z
main entity:
{"identifier":"Q5419765","url":"https://www.wikidata.org/entity/Q5419765"}
image:
fields total:
13
integrity:
14