From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uli Luckas Date: Thu, 15 Jul 2004 06:21:46 +0000 Subject: Re: sun4c driver/dma problems Message-Id: <200407150821.46973.luckas@musoft.de> List-Id: References: <200406020818.13705.luckas@musoft.de> In-Reply-To: <200406020818.13705.luckas@musoft.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: sparclinux@vger.kernel.org Am Donnerstag, 15. Juli 2004 00:23 schrieb Keith M Wesolowski: > On Tue, Jul 13, 2004 at 11:39:00PM +0200, Uli Luckas wrote: > > > > So what can I do to help, getting this fixed? Who works on this code? > > > > I already know, it's not only the version detection. Defining a new > > > > version 70000000 "Revision 1 broken" and initialising it just as a > > > > "Revision 1" works around the above message, but all the device > > > > drivers report all kind of DMA related problems later on and of > > > > course don't work. > > > > As I have read, you are retiering from sparc32 kernel development. Is > > there any hint that could get me going on fixing the above problems > > myself? Do you have asumptions on where the problem can be found? > > I do not know the cause of this problem. However, it's entirely > possible it's just a detection issue. You might consider grepping for > these messages in the source, then diffing between a working and > non-working kernel to see what's changed. If it's not simple > detection, it may be related to the hypersparc DMA issue I've noted, > which has not been diagnosed. Hi Keith, thanks for your reply. I'll see what I can do. Even though I might not be clued in to sparc internals enough. Regards Uli -- Im Kapitalismus beutet der Mensch den Menschen aus. Im Sozialismus ist es genau umgekehrt. - Ben Tucker