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    SubjectRe: [PATCH V2 1/4] EFI: Stash ROMs if they're not in the PCI BAR
    Greg, Seth,

    Here is what the message.log shows:

    switching to the HD4000 (integrated):

    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x42803c0
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: CGXMuxAcknowledge: Posting glitchless acknowledge
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: MPAccessSurfaceForDisplayDevice: Set up page flip mode on display 0x042803c0 device: 0x10c678320 isBackBuffered: 0 numComp: 1 numDisp: 3
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x42803c0
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003d
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003e
    Aug 3 00:49:55 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003f

    switching to the nvidia (discrete):

    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x42803c0
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003d
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003e
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x3f003f
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: CGXMuxAcknowledge: Posting glitchless acknowledge
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: MPAccessSurfaceForDisplayDevice: Set up page flip mode on display 0x042803c0 device: 0x10c678320 isBackBuffered: 0 numComp: 1 numDisp: 3
    Aug 3 00:50:35 poliahu.ctio.noao.edu WindowServer[79]: Received display connect changed for display 0x42803c0

    Hope that helps.
    Francois



    On 02/08/12 20:34, Greg KH wrote:
    > On Wed, Aug 01, 2012 at 11:02:42PM -0500, Seth Forshee wrote:
    >> On Wed, Aug 01, 2012 at 04:21:47PM -0700, Greg KH wrote:
    >>> On Wed, Aug 01, 2012 at 05:54:00PM +0100, Matthew Garrett wrote:
    >>>> On Tue, Jul 31, 2012 at 03:32:40PM -0700, Greg KH wrote:
    >>>>
    >>>>> With this series, does the latest MacBook work properly for the Intel
    >>>>> graphics driver? Or is this to resolve some other hardware issue?
    >>>> Apple only seem to provide the ROM for the radeon. Intel normally
    >>>> stands a much better chance of working without a ROM - the only thing it
    >>>> really uses it for is the VBT, and I'm thinking about a couple of ways
    >>>> of handlng that.
    >>> Ok, thanks for letting me know. For some reason, the gmux isn't working
    >>> on the latest MacBook Pro so I can't get the vga switched to the Intel
    >>> PCI device. Rumor has it the osx tool at
    >>> http://codykrieger.com/gfxCardStatus will switch into the Intel chip
    >>> until the laptop is hard powered off, so it is possible, just need to
    >>> figure out how to make the hardware do the switch...
    >> There's a tool that enables some verbose logging which records all the
    >> I/O to the gmux. It works for me with a Macbook Pro 8,2 running OS X
    >> Lion, so you might give it a try.
    >>
    >> All you need to do is clone https://github.com/ah-/switcher.git, build,
    >> and run switcher. If it works you'll see messages prefixed with AGC in
    >> dmesg. Then you can use gfxCardStatus to force some switches between the
    >> integrated and discrete cards. After that you'll want to grab
    >> /var/log/kern.log to get the full logs of everything that happened.
    >>
    >> If you try this and it works, I'd appreciate it if you could send me a
    >> copy of kern.log so I can apply the information towards getting graphics
    >> switching into apple-gmux.
    > Francois, any chance you can ty this and let Seth know the results? I
    > don't have OSX on my machine anymore to do this myself.
    >
    > thanks,
    >
    > greg k-h



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