GXemul Code2

Adding some PHY/MII related parts of the O2 mec device (not needed by NetBSD/OpenBSD it seems, but by the O2 PROM).

Updating mii.h with newer version from NetBSD.

Fixes to the SGI O2 mec ethernet implementations register alignment to correctly support mixed 32/64-bit access.

Better separation of pckbc scancode translation tables 1, 2, and 3, and beginning to play around with PS/2 mouse movement.

Some progress on the hw accelerated graphics operations used by NetBSD/sgimips Xorg driver.

Updating NetBSD/sgimips guest OS instructions to version 8.0.

Updating TODO to current state.

Network address of _client_ machines is usually 10.0.0.1.

Next release will more likely be 0.6.1 than 0.6.0.3.

Minor documentation improvements.