Disable a20 on 16bit calls.

The a20 gate is enabled when invoking 32bit mode.  Turn it off before
    returning to 16bit mode.
2 files changed
tree: f5840cd6db390c76799abc77f4cec28bf3bddce3
  1. src/
  2. tools/
  3. .gitignore
  4. COPYING
  5. Makefile
  6. README
  7. TODO