mptable and madt irq override

Implement irq override support for timer interrupts. This matches what
QEMU+BOCHS has been doing for the latest 8 months, and is also what
real hardware does.

Windows expects this according to Beth Kon.

Based on patch by Jes Sorensen <jes@sgi.com>
3 files changed
tree: e787e865b32c8de898bfc90260681dc07b37a0b3
  1. src/
  2. tools/
  3. vgasrc/
  4. .gitignore
  5. COPYING
  6. COPYING.LESSER
  7. Makefile
  8. README
  9. TODO