Update 2 the state of drm-next-4.6 and next steps

Matthew Macy mmacy at nextbsd.org
Tue May 24 08:47:40 UTC 2016




 ---- On Tue, 24 May 2016 01:41:26 -0700 Alexander Mishurov <alexander.m.mishurov at gmail.com> wrote ---- 
 > It's a SoC, actually. It doesn't even use a dedicated PCI address for  
 > "dev_priv->bridge_dev", I set the same address for bridge_dev as for  
 > video device itself in order to get some data from regs when I tried to  
 > rev my video. 
 >  
 > Also, I included device id, 0x0f31, to agp_i810.c which had a valleyvew  
 > driver in 3.8 update in order to load agp driver first. I don't know  
 > whether it is necessary in the newest versions, just in case. 

If it needs agp, that would explain it. I haven't reved agp support with the new drm. That's also why I don't support Arrandale yet.  I thought agp was dead. But maybe not for SoCs. Thanks.

-M


 >  
 > On 24/05/16 11:19, Matthew Macy wrote: 
 > > 
 > > 
 > >   ---- On Tue, 24 May 2016 01:12:11 -0700 Nils Beyer <nbe at renzel.net> wrote ---- 
 > >   > Hi Matthew, 
 > >   > 
 > >   > first of all, thank you very much for your work on this. 
 > >   > 
 > >   > I'm using the same ValleyView/BayTrail chipset (0x0f31) as Alexander and nearly 
 > >   > having the same issue kldloading the kernel module. 
 > >   > 
 > >   > "kldload" hangs at the "vmwait" state (checked via CTRL+T). On a second console, 
 > >   > I can enter a username; but after entering the username "root" and pressing 
 > >   > enter, the login process hangs at the "pfault" state. 
 > >   > 
 > >   > Hopefully, this information helps you a little bit... 
 > > 
 > > That actually gives me more to go on. Running "procstat -kk <kldload pid>" would help even more. Thanks. 
 > > 
 > > -M 
 > > 
 > >   > 
 > >   > 
 > >   > 
 > >   > Regards, 
 > >   > Nils 
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