Re: PPC440
Radoslaw Kujawa <[email protected]>
| Newsgroups | gmane.os.netbsd.ports.powerpc |
|---|---|
| Message-ID | <[email protected]> |
On Aug 9, 2012, at 3:07 PM, Matt Thomas <[email protected]> wrote: > > On Aug 9, 2012, at 6:03 AM, Radoslaw Kujawa wrote: > >> >> On Aug 9, 2012, at 2:44 PM, Greg Troxel <[email protected]> wrote: >> >>> Why do we have to have so many different 'arches'? I get it that some >>> processor families are different enough that one can't >>> (currently/easily) build a single kernel that supports both, but I think >>> we already have that, and I don't see the benefit of splitting to many. >>> I could see ppc vs ppce (booke ppc), but I'm boggled by evbpcc and >>> nasppc being different. What's the reason it can't fit in one? >> >> And what about ppc440 support (not existing yet)? I does not fit into any current PPC sub architecture (405, OEA, BOOKE) support… > > 440 fits under booke. Support just hasn't risen to the top of my stack > but I designed the booke support so the 440 can just slide right in. What needs to be added to support 440 under book? I guess at least TLB is different than in currently supported booke CPUs? -- Best regards, Radoslaw Kuajwa