Date: Fri, 25 Sep 2009 11:45:44 -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: <1253897144.2065.150.camel@balrog.2hip.net> In-Reply-To: <20090925143910.GD61689@divination.portal.sigil.org> References: <20090923210626.GC46493@magus.portal.sigil.org> <1253741283.2031.334.camel@balrog.2hip.net> <20090924145417.GA2539@magus.portal.sigil.org> <1253812603.2031.1528.camel@balrog.2hip.net> <1253814434.2031.1561.camel@balrog.2hip.net> <20090924181427.GD2539@magus.portal.sigil.org> <20090925143910.GD61689@divination.portal.sigil.org>
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--=-gVYWabbd1DfC/xhdXodT Content-Type: text/plain Content-Transfer-Encoding: 7bit On Fri, 2009-09-25 at 09:39 -0500, Richard Kolkovich wrote: > On Thu, Sep 24, 2009 at 01:14:27PM -0500, Richard Kolkovich wrote: > > On Thu, Sep 24, 2009 at 12:47:14PM -0500, Robert Noland wrote: > > > > > > You may actually need -CURRENT for this patch... I'm not certain that > > > the d_mmap2 stuff is in RC1. > > > > > > > Haha...yeah. I just replied with my compile errors on RC1. It doesn't look like the d_mmap2 > > patches (from http://svn.freebsd.org/viewvc/base?view=revision&revision=196615) apply cleanly to > > RC1. I'll grab a copy of -CURRENT and hope my 8-RC1 userland plays well with the -CURRENT kernel... > > Same results with a -CURRENT kernel (with your patch). I've attached the xorg log. Let me know if > you think it would matter if I tried a -CURRENT userland, too. Could you also apply this debugging patch. It should print the kernel perspective of things at allocation time to dmesg. robert. -- Robert Noland <rnoland@FreeBSD.org> FreeBSD --=-gVYWabbd1DfC/xhdXodT Content-Disposition: attachment; filename="drm_scatter-debug.patch" Content-Type: text/x-patch; name="drm_scatter-debug.patch"; charset="us-ascii" Content-Transfer-Encoding: 7bit Index: sys/dev/drm/drm_scatter.c =================================================================== --- sys/dev/drm/drm_scatter.c (revision 197153) +++ sys/dev/drm/drm_scatter.c (working copy) @@ -114,11 +114,10 @@ drm_sg_alloc(struct drm_device *dev, struct drm_sc entry->dmah = dmah; entry->handle = (unsigned long)dmah->vaddr; - - DRM_DEBUG("sg alloc handle = %08lx\n", entry->handle); + entry->virtual = dmah->vaddr; - entry->virtual = (void *)entry->handle; - request->handle = entry->handle; + DRM_INFO("SG handle=%08lx, kva=%p, contents=%08lx\n", entry->handle, + entry->virtual, *(unsigned long *)entry->virtual); DRM_LOCK(); if (dev->sg) { @@ -129,6 +128,8 @@ drm_sg_alloc(struct drm_device *dev, struct drm_sc dev->sg = entry; DRM_UNLOCK(); + request->handle = entry->handle; + return 0; } --=-gVYWabbd1DfC/xhdXodT--
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