From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from wolverine02.qualcomm.com ([199.106.114.251]:40025 "EHLO wolverine02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753636Ab0JBA03 (ORCPT ); Fri, 1 Oct 2010 20:26:29 -0400 Subject: Re: [PATCH] [Streak] Add workaround for TTY kernel OOPS at the cost of performance. From: Daniel Walker In-Reply-To: <1285963622.25392.5.camel@wing> References: <1285886565.11486.26.camel@wing> <1285887854.14953.46.camel@c-dwalke-linux.qualcomm.com> <1285923176.16981.53.camel@ubuntu> <1285948046.22265.12.camel@m0nster> <1285963622.25392.5.camel@wing> Content-Type: text/plain; charset="UTF-8" Date: Fri, 01 Oct 2010 17:26:27 -0700 Message-ID: <1285979187.22265.41.camel@m0nster> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arm-msm-owner@vger.kernel.org List-ID: To: Tomasz Sterna Cc: linux-arm-msm@vger.kernel.org On Fri, 2010-10-01 at 22:07 +0200, Tomasz Sterna wrote: > Dnia 2010-10-01, pią o godzinie 08:47 -0700, Daniel Walker pisze: > > I don't have access to Streak hardware, and I've not talked to anyone > > that does. But if you give us the OOPS message we can try to figure > > out what's going on.. > > Do you say, that on other Snapdragon hardware msm-2.6.35 tree with > console=tty works fine and there is no error? AFAIK .. I have a G1 which displays console messages to the framebuffer, (using the mainline framebuffer driver ) I didn't put in console=tty tho. > > > BTW did Dell release a kernel for Streak? They might already have a > > workaround in their kernel. > > Yes they did: http://opensource.dell.com/releases/streak/ > (This is where I ported the changes and drivers from) > But this kernels have exactly the same problem. Ok, great. > framebuffer driver works fine accessed from userspace, but breaks on > displaying kernel boot messages. Right after the message: > Console: switching to colour frame buffer device 60x50 > > I will try to retype the OOPS message, but it's hard - it scrolls out of > the screen ;-) you could take a picture, assuming you have a camera. Daniel -- Sent by an consultant of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.