Disable a20 on 16bit calls.
authorKevin O'Connor <kevin@koconnor.net>
Wed, 12 Nov 2008 03:03:55 +0000 (22:03 -0500)
committerKevin O'Connor <kevin@koconnor.net>
Wed, 12 Nov 2008 03:03:55 +0000 (22:03 -0500)
commit1a72e2e8195396bc58f50f2df375c2526a48c355
treef5840cd6db390c76799abc77f4cec28bf3bddce3
parentbf5ff17db0eb51b65652f95ff760276bbb1db2c4
Disable a20 on 16bit calls.

The a20 gate is enabled when invoking 32bit mode.  Turn it off before
    returning to 16bit mode.
TODO
src/romlayout.S