RTEMS 4.6.99.3 On-Line Library

CPU386 Timing Data Interrupt Manager

RTEMS Intel i386 Applications Supplement

10.7: Interrupt Manager

It should be noted that the interrupt entry times include vectoring the interrupt handler.

Interrupt Entry Overhead
returns to nested interrupt	12
returns to interrupted task	13
returns to preempting task	12
Interrupt Exit Overhead
returns to nested interrupt	10
returns to interrupted task	13
returns to preempting task	58

RTEMS Intel i386 Applications Supplement

Copyright © 1988-2004 OAR Corporation