Re: [B2-devel] Mac Classic emulation

[Joshua J. <jj...@gm...>]

On Jun 14, 2007, at 9:44 AM, Gwenole Beauchesne wrote:

> Hi,
>
> Did anyone ever get Mac Classic emulation working with BasiliskII? I
> tried a B2 build as old as 0.7-2 but B2 fails with an illegal
> instruction (0x4e7b -- movec d0,cacr). I patched 3 instances of that
> to a no-op but I only get a blank screen and sometimes a crash.

MOVEC is not supported on the 68000, and when it is supported (e.g.  
68020) it's privileged.

You need the system software to recognize that it's running on a Mac  
Classic and limit itself to supported instructions.  Are you using a  
Mac Classic ROM?

Josh