GXemul Code2

Applying a patch from Andreas Gustafsson (gson) for the MIPS div and ddiv instructions, which checks for divide overflow manually before doing the divide.

Updating HelenOS from 0.7.1 to 0.7.2.

Adding another VoCore linux kernel example.

Adding comment about FreeBSD/VoCore kernel testing.

Fake MIPS 24KEc model, used by VoCore.

Adding a minimal VoCore palmbus skeleton, enough to print boot messages.

Minor progress on booting Linux/VoCore. MIPS rdhwr CC is implemented as reading the COP0_COUNT register.

More clang fixes.

Updating for next step in potential VoCore emulation.

Some basic info about the VoCore address space.