| SY31-0458-3_Section_04_Interrupts_and_Cycle_Steal.pdf | | Contents
INTERRUPTS AND CYCLE STEAL REQUESTS 4-1
INTERRUPTS . . . . . . . 4-1
Local Storage Register Stack 4- 2
Interrupt Levels . . . . . . 4-3
Interrupt Level 0 4-3
Interrupt Level 1-Disk and Diskette 4-3
Interrupt Level 2-Communications and
Fixed Interval Timer 4-3
Interrupt Level 3 4-3
Interrupt Level 4 4-3
Interrupt Level 5 4-3
Main Program Level Interrupt. 4-3
Interrupti Cycle Steal Priority
Encode and LSR Selection 4-4
MSP Set Interrupt Level 5 . 4-5
CONTROL PROCESSOR AND MAIN STORAGE
PROCESSOR COMMUNICATION 4-6
CONTROL PROCESSOR AND CHANNEL
COMMUNICATION. . . . . . . . . . 4-7
Contents for Interrupts and Cycle Steal Requests
Interrupts and Cycle Steal Requests
INTERRUPTS
The cont |
