On Mon, Oct 24, 2016 at 04:33:33PM +1100, David Gibson wrote: > On Sat, Oct 22, 2016 at 11:46:33AM +0200, Cédric Le Goater wrote: > > Hello, > > > > Here is the latest version of the ppc/pnv platform patchset. PowerNV > > (as Non-Virtualized) is the "baremetal" platform using the OPAL > > firmware. It runs Linux on IBM and Open Power systems and it can be > > used as an hypervisor OS, to run KVM guests, or simply as a host OS. > > The goal here is to add support for the baremetal platform and > > possibly later also for the KVM PR guests but not for HV guests. > > > > In v5, all the comments from v4 should have been addressed. Most of > > the differences are cleanups suggested by David but there a couple of > > important changes : > > > > - an addition of a new firmware to qemu : skiboot 5.3.7. > > - a rework of the native Interrupt Presentation Controller model > > which now uses memory subregions instead of a hash table. > > - a removal of the Power9 LPC Controller. This is still in the plans > > but the models need a little more work. > > > > > > The initial patches provide a minimal platform with some RAM to load > > the ROMs : firmware, kernel and initrd. The device tree is built with > > what is available at reset time. Then, comes the PnvChip object acting > > as a container for other devices required to run a system. The cores > > are added to each chip with some restrictions on the number and the > > ids. Next is the XSCOM model, the sideband bus which gives controls to > > all the units in the POWER8 chip, the LPC controller for the console, > > the native interrupt controller and the PSI HB model to handle the > > external interrupt. > > > > > > The next step should be IPMI support which adds a BT device on the ISA > > bus and some device tree extensions to read sensors and FRUs. This is > > relatively straight forward and most of the IPMI code has been > > discussed already on the list. Then should come a PHB3 model to > > include some PCI devices. This is big and it needs a few helpers in > > the PCI core. > > I've merged 1-6 into ppc-for-2.8. The rest I'm still reviewing.
I've now merged 7-10 into ppc-for-2.8, making the change I requested
to xscom_complete() along the way. Still looking at the rest.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
signature.asc
Description: PGP signature
