Date: Sat, 26 Sep 2009 17:20:56 -0500 From: Robert Noland <rnoland@FreeBSD.org> To: Richard Kolkovich <sarumont@sigil.org> Cc: freebsd-x11@freebsd.org Subject: Re: HD4550 DRI issues Message-ID: <1254003656.2048.468.camel@balrog.2hip.net> In-Reply-To: <20090926194802.GA67832@divination.portal.sigil.org> References: <20090924181427.GD2539@magus.portal.sigil.org> <20090925143910.GD61689@divination.portal.sigil.org> <1253897144.2065.150.camel@balrog.2hip.net> <20090925173416.GF61689@divination.portal.sigil.org> <1253915723.2145.53.camel@balrog.2hip.net> <20090926001158.GA42914@divination.portal.sigil.org> <1253925689.2065.81.camel@balrog.2hip.net> <20090926045706.GB42914@divination.portal.sigil.org> <1253977337.2048.17.camel@balrog.2hip.net> <1253993801.2048.295.camel@balrog.2hip.net> <20090926194802.GA67832@divination.portal.sigil.org>
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On Sat, 2009-09-26 at 14:48 -0500, Richard Kolkovich wrote: > On Sat, Sep 26, 2009 at 02:36:41PM -0500, Robert Noland wrote: > > > Ok, attached is a really simple client that will allocate 32MB of > > > scatter-gather memory and map a 1MB ring buffer out of that. The > > > "contents" values should always be 0. Build the client with: > > > > > > gcc -O2 -pipe -I/usr/local/include -I/usr/local/include/drm > > > -L/usr/local/lib -ldrm -o drm-test drm-test.c > > > > > > To perform the test, you will need to boot up in console. (No X) > > > Manually kldload the radeon driver and then as root execute drm-test. > > > > Since nothing that we are doing here is actually device specific, I > > loaded this up on the VIA VX800 board, which is an i386 build. > > Everything works fine. Sample *good* output: > > > > gopher% gcc -O2 -pipe -I/usr/local/include -I/usr/local/include/drm > > -L/usr/local/lib -ldrm -o drm-test drm-test.c > > gopher% sudo ./drm-test > > Allocated 32MB with handle=0x00000000e82b8000 > > Added 1024KB map for ring buffer with handle=0x00000000e82b8000 > > ring=0x00000028300000, contents=0x0000000000000000 > > > > Here's my output: > > +% sudo ./drm-test > Allocated 32MB with handle=0x00000000dc595000 > Added 1024KB map for ring buffer with handle=0x00000000dc595000 > ring=0x00000028300000, contents=0x000000003c66c369 > > I guess those are the expected results of the test given what we've seen previously... > > I'm running on an Intel x58 board, i7 processor. This is on the UP i386 -CURRENT kernel I built. Could you make sure that you have all IOMMU, VTD and virtualization stuff disabled in your BIOS? robert. -- Robert Noland <rnoland@FreeBSD.org> FreeBSD
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