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[Qemu-devel] Re: [PATCH 00/10] PPC NewWorld fixery v4


From: Michael S. Tsirkin
Subject: [Qemu-devel] Re: [PATCH 00/10] PPC NewWorld fixery v4
Date: Tue, 9 Feb 2010 23:43:31 +0200
User-agent: Mutt/1.5.19 (2009-01-05)

On Tue, Feb 09, 2010 at 05:37:00PM +0100, Alexander Graf wrote:
> I'm trying to get the PPC64 system emulation target working finally.
> While doing so, I ran into several issues, most related to PCI this time.
> 
> This patchset fixes all the PCI config space access and PCI interrupt
> mapping issues I've found on PPC64. Using this and a patched OpenBIOS
> version, I can successfully access IDE devices and was booting a guest
> into the shell from IDE using serial console.
> 
> To leverage this patch, you also need a few patches to OpenBIOS. I'll
> present them to the OpenBIOS list, but in general getting patches into
> Qemu is harder than getting them into OpenBIOS. So I want to wait for
> the review process here first.
> 
> Find the OpenBIOS patch at: http://alex.csgraf.de/openbios-ppc-u3.patch
> 
> WARNING: This patchset is based on top of mst's rwhandler patches. You
>          can find those here:
> 
>          git://git.kernel.org/pub/scm/linux/kernel/git/mst/qemu.git
> 

So, I put this whole patchset onto my pci tree.  Not that I intend to
maintain ppc - just to simplify the dependencies for the specific
patchset.  Waiting for ack from people who have more of a clue about
ppc.

> v1 -> v2:
> 
>   - use decoding function for config space bits
>   - merge config space data access functions
>   - introduce encoding function for x86 style encodings
>   - convert Uninorth to use config space decoder
> 
> v2 -> v3:
> 
>   - call pci_addr_to_devfn pci_addr_to_config_reg
>   - split out debug fix
>   - call convert functions config_addr instead of config_reg
>   - no spaces between braces
>   - dropped: Enable secondary cmd64x
>   - new: Tell the guest about the time base frequency
>   - new: Use macio IDE controller for Newworld
>   - new: Get rid of segfaults in DBDMA emulation
>   - new: Add USB per default on U3
> 
> v3 -> v4:
> 
>   - fix fgets warning
>   - use self-contained config space data functions
>   - use mst's rwhandler
>   - move lspci output up
>   - new: Fix large pages
>   - new: Add timer when running KVM
> 
> Alexander Graf (10):
>   PPC: Uninorth config space accessor
>   PPC: Use Mac99_U3 type on ppc64
>   PPC: Include dump of lspci -nn on real G5
>   PPC: Make interrupts work
>   PPC: tell the guest about the time base frequency
>   PPC: Use macio IDE controller for Newworld
>   PPC: Get rid of segfaults in DBDMA emulation
>   PPC: Add USB per default on U3
>   PPC: Fix large pages
>   PPC: Add timer when running KVM
> 
>  hw/mac_dbdma.c       |   10 ++-
>  hw/pci_ids.h         |    1 +
>  hw/ppc.h             |    2 +
>  hw/ppc_mac.h         |    1 +
>  hw/ppc_newworld.c    |   73 +++++++++++++++++++++---
>  hw/ppc_oldworld.c    |    9 +++
>  hw/unin_pci.c        |  151 ++++++++++++++++++++++++++++++++++++++++++++++++-
>  target-ppc/helper.c  |    9 +--
>  target-ppc/kvm.c     |   70 +++++++++++++++++++++++
>  target-ppc/kvm_ppc.h |    2 +
>  10 files changed, 308 insertions(+), 20 deletions(-)




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