From owner-freebsd-current Tue Jan 4 1:28:13 2000 Delivered-To: freebsd-current@freebsd.org Received: from herring.nlsystems.com (nlsys.demon.co.uk [158.152.125.33]) by hub.freebsd.org (Postfix) with ESMTP id CAFC814E9C for ; Tue, 4 Jan 2000 01:28:10 -0800 (PST) (envelope-from dfr@nlsystems.com) Received: from salmon.nlsystems.com (salmon.nlsystems.com [10.0.0.3]) by herring.nlsystems.com (8.9.3/8.8.8) with ESMTP id JAA03630; Tue, 4 Jan 2000 09:29:41 GMT (envelope-from dfr@nlsystems.com) Date: Tue, 4 Jan 2000 09:27:54 +0000 (GMT) From: Doug Rabson To: Pascal Hofstee Cc: freebsd-current@freebsd.org Subject: Re: NewPCM causes kernel panics ! In-Reply-To: <20000104014046.A769@shadowmere.student.utwente.nl> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 4 Jan 2000, Pascal Hofstee wrote: > Hi, With CURRENT sources updated earlier today ... my system now > crash-and-burns when trying to play audio. > > i have foudn these messages in /var/log/messages: > > Jan 4 01:30:26 shadowmere /kernel: gusc0: at port > 0x220,0x320-0x327,0x32c-0x333 irq 5 drq 1,3 flags 0x13 on isa0 > Jan 4 01:30:26 shadowmere /kernel: pcm0: on gusc0 > Jan 4 01:30:26 shadowmere /kernel: bus_dmamap_load: Too many segs! buf_len > = 0xdf00 > Jan 4 01:30:26 shadowmere /kernel: bus_dmamap_load: Too many segs! buf_len > = 0xdf00 > > If any more info is needed let me know. This looks like a buffer which spans >1 non-contiguous physical ranges. Was the buffer allocated with contigmalloc? -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message