From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:45850) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UNOK8-0005qL-2N for qemu-devel@nongnu.org; Wed, 03 Apr 2013 10:06:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UNOK4-0007B4-Ai for qemu-devel@nongnu.org; Wed, 03 Apr 2013 10:05:59 -0400 Received: from mx1.redhat.com ([209.132.183.28]:30298) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UNOK4-0007Au-1T for qemu-devel@nongnu.org; Wed, 03 Apr 2013 10:05:56 -0400 Date: Wed, 3 Apr 2013 17:06:48 +0300 From: "Michael S. Tsirkin" Message-ID: <20130403140648.GC22200@redhat.com> References: <20130403094529.GA18179@redhat.com> <515BFC37.4000802@redhat.com> <20130403102229.GD18179@redhat.com> <515C037E.5030706@redhat.com> <20130403103301.GG18179@redhat.com> <515C05B0.2000401@redhat.com> <20130403103846.GB18725@redhat.com> <515C1719.903@redhat.com> <20130403120041.GA22200@redhat.com> <515C1B0C.3070505@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <515C1B0C.3070505@redhat.com> Subject: Re: [Qemu-devel] [PATCH 4/4] pci: add pci test device List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: gleb@redhat.com, mtosatti@redhat.com, qemu-devel@nongnu.org, kvm@vger.kernel.org On Wed, Apr 03, 2013 at 02:05:32PM +0200, Paolo Bonzini wrote: > Il 03/04/2013 14:00, Michael S. Tsirkin ha scritto: > > On Wed, Apr 03, 2013 at 01:48:41PM +0200, Paolo Bonzini wrote: > >> Il 03/04/2013 12:38, Michael S. Tsirkin ha scritto: > >>> On Wed, Apr 03, 2013 at 12:34:24PM +0200, Paolo Bonzini wrote: > >>>> Il 03/04/2013 12:33, Michael S. Tsirkin ha scritto: > >>>>>> Because someone wasn't looking. :) The hw/ reorganization patches I've > >>>>>> posted fix that. > >>>>> > >>>>> Still not sure how to merge this, if it goes in through my tree > >>>>> and that's the only comment, I'll just fix it silently ... > >>>> > >>>> Indeed. In fact, considering my hw/ reorganization patches will be > >>>> committed soon, please put it in hw/pci (matching hw/isa/pc-testdev.c). > >>> > >>> Paolo, hw/pci is pci core, I haven't looked at your reorg patches, > >>> but please do not move devices there. > >>> Sorting devices by connection is also wrong I think, by function > >>> would be better. > >> > >> Indeed that's how most devices are sorted. For example, PCI host > >> devices/bridges/etc. are in hw/pci (together with the PCI core, making > >> hw/pci basically all that goes in through your tree), > > > > Well host bridges often do lots of things besides pci on the same > > chip. > > Still the PCIness is quite important, seeing that almost all such > devices have a name that looks like *_pci.c. Some of them do. For some of them name is not a very successful name. > >> ISA host devices > >> are in hw/isa, etc. > > > > what do you mean "host ISA device"? > > PCI-ISA bridges and SuperIO chips: piix4.c, vt82c686.c, lpc_ich9.c, > i82378.c. PIIX3 would also be there, it needs to be split out of > piix_pci.c. > > >> However, there are a few exceptions. You cannot really sort out 600 > >> files without exceptions. All USB devices are in hw/usb, and the > >> existing test devices (debugexit, testdev) are in hw/isa. > >> > >> There is only one exception you should care about, namely that VFIO and > >> ivshmem are also in hw/pci. > > > > This makes no sense really. > > Pls add hw/misc or just keep misc stuff in hw/ > > hw/misc exists already, I'll move those two there. > > >> Here is the list of files in hw/pci: > >> > >> host-apb.c > >> host-bonito.c > >> host-dec.c > >> host-dec.h > >> host-grackle.c > >> host-gt64xxx.c > >> host-piix.c > >> host-ppc4xx.c > >> host-ppce500.c > >> host-prep.c > >> host-q35.c > >> host-sh.c > >> host-spapr.c > >> host-uninorth.c > >> host-versatile.c > >> i82801b11.c > >> ioh3420.c > >> ioh3420.h > >> ivshmem.c > >> msi.c > >> msi.h > >> msix.c > >> msix.h > >> pam.c > >> pci-hotplug.c > >> pci-stub.c > >> pci.c > >> pci.h > >> pci_bridge.c > >> pci_bridge.h > >> pci_bridge_dev.c > >> pci_bus.h > >> pci_host.c > >> pci_host.h > >> pci_ids.h > >> pci_regs.h > >> pcie.c > >> pcie.h > >> pcie_aer.c > >> pcie_aer.h > >> pcie_host.c > >> pcie_host.h > >> pcie_port.c > >> pcie_port.h > >> pcie_regs.h > >> shpc.c > >> shpc.h > >> slotid_cap.c > >> slotid_cap.h > >> vfio.c > >> xio3130_downstream.c > >> xio3130_downstream.h > >> xio3130_upstream.c > >> xio3130_upstream.h > >> > >> Paolo > > > > This messes up things. pci core is separate from devices using it, > > and it's important to me. Really just add hw/bridge/ and put all > > kind of bridge devices there. > > Ok, I'll add hw/pci/bridge, and remove the "host-" prefix for host PCI > devices. > > Paolo That's too much nesting I think. hw/bridge/ and we can put isa bridges there as well then. -- MST