Haiku focusing on amd64 x86

[SamuraiCrow]

Re:GPU support

The graphics acceleration can of worms

See: https://github.com/haikuports/haikuports/pull/5792 Mesa 21.0 was tested on Haiku without any major issues. There are devs working on a DRM-based Intel video driver port and testing the new Mesa LLVMpipe driver update…