From mboxrd@z Thu Jan 1 00:00:00 1970 In-Reply-To: Date: Wed, 22 Mar 2000 10:48:15 +0100 To: Matt Brubeck , mvanderw@bart.nl, linuxppc-dev@lists.linuxppc.org From: Benjamin Herrenschmidt Subject: Re: aty128fb patch on iMac DV Message-Id: <20000322104815.028317@mailhost.mipsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: On Wed, Mar 22, 2000, Matt Brubeck wrote: >> Note that it didn't work for me the first time round. I had to specify >> only 'video=aty128fb' without any more arguments for it to work. For some >> reason if I specify the res & bit depth my monitor goes black when >> starting X. OTOH I'm not exactly using a DV either, mine is a Blueberry >> iMac 350, should be similar. Using yaboot of course. > >Okay, I got it to (mostly) work. The culprits seemed to be >CONFIG_FB_COMPAT_XPMAC; removing that option from my kernel config allowed >me to properly switch to all color depths. The fb console has several >weird effects when switching vts (displaying garbage briefly during the >switch; cursor changing color), but Xfree 4.0 runs perfectly. > >Only other problem is that the geometry is off. The picture is shifted a >couple pixels offscreen to the left in 16-bit mode, and even farther in >32-bit. But this is definitely a big step forward. > >[I'm on a blueberry 350 iMac as well.] Simply adding the XPMAC compat. option should not harm... I'll looks if I see a bug related to it. For the geometry problem, I beleive the modelines used by Apple for the iMac are a bit different than the ones in the standard base we use. You should be able to adjust your XFree modelines. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/