CS 452/652 Winter 2022 - Lecture 11

January 31, 2022 prev next



Interrupt Hardware

  • interrupt propagation: Device → Interrupt Controller → CPU
  • EP 9302 has two vectored interrupt controllers (VIC) of type PL190
  • see Chapter 6 in EP93xx User Guide, or see PL190 manual
  • two routing modes in PL190 VIC
  • VIC default/startup configuration:

    Case Study: Working with Imperfect Information


    See example in demo11. Take a look at the source assembler version or use objdump -d to look at the binary code.