Execute Channel Program
In IBM mainframe operating systems, Execute Channel Program (EXCP) is a supervisor call for low-level device access, where the programmer is responsible for providing a list of device-specific CCWs, that is, a channel program, to be executed by I/O channels, control units and devices. EXCP is more specifically described in the OS System Programmer's Guide.
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Execute Channel Program
In IBM mainframe operating systems, Execute Channel Program (EXCP) is a supervisor call for low-level device access, where the programmer is responsible for providing a list of device-specific CCWs, that is, a channel program, to be executed by I/O channels, control units and devices. EXCP is more specifically described in the OS System Programmer's Guide.
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In IBM mainframe operating sys ...... OS System Programmer's Guide.
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13,793,195
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696,919,116
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In IBM mainframe operating sys ...... OS System Programmer's Guide.
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Execute Channel Program
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