Re: NetBSD on Sun T5220

Palle Lyckegaard <[email protected]> Sat, 11 Oct 2025 09:27:17 +0000 (UTC)

Newsgroups	gmane.os.netbsd.ports.sparc64
Message-ID	<[email protected]>

On Fri, 10 Oct 2025, Sad Clouds wrote:

> What makes you think the problem could be with the spill/fill trap
> handlers? Looking at the architecture documents, there doesn't seem to
> be much difference between how sun4u and sun4v handle window spill/fill
> traps.
>

I don't suspect the spill/fill trap handling code.

My suspection is the 'pcbspill' code that originally was imported from 
OpenBSD as part of the sun4v porting effort.

Regards
Palle