VGA: No need to scroll multiple times when writing a tab.

A tab can only scroll the screen once.
Inline the code from check_scroll into write_teletype.
Also, move row check in write_string to handle_1013.
1 file changed
tree: ac9051e7bc664aab0624903e63e38e5ac1d7f9d6
  1. .gitignore
  2. COPYING
  3. COPYING.LESSER
  4. Makefile
  5. README
  6. TODO
  7. src/
  8. tools/
  9. vgasrc/