From owner-freebsd-hardware Tue Feb 21 14:44:43 1995 Return-Path: hardware-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.9/8.6.6) id OAA17912 for hardware-outgoing; Tue, 21 Feb 1995 14:44:43 -0800 Received: from glueserv1.umd.edu (glueserv1.umd.edu [129.2.70.69]) by freefall.cdrom.com (8.6.9/8.6.6) with ESMTP id OAA17895; Tue, 21 Feb 1995 14:44:07 -0800 Received: from latte.eng.umd.edu (latte.eng.umd.edu [129.2.98.15]) by glueserv1.umd.edu (8.6.9/8.6.4) with ESMTP id RAA05361; Tue, 21 Feb 1995 17:43:14 -0500 Received: (chuckr@localhost) by latte.eng.umd.edu (8.6.9/8.6.4) id RAA15071; Tue, 21 Feb 1995 17:43:14 -0500 Date: Tue, 21 Feb 1995 17:43:13 -0500 (EST) From: Chuck Robey To: Gary Palmer cc: freebsd-hardware@FreeBSD.org, FreeBSD-Current , Nathan Bradshaw Subject: Re: Adaptec problems In-Reply-To: <199502211929.TAA00158@palmer.demon.co.uk> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: hardware-owner@FreeBSD.org Precedence: bulk On Tue, 21 Feb 1995, Gary Palmer wrote: > Hi > > A friend has been asking me for hints on a problem he has been seeing for > a few weeks, and it's bitten me now (I've just fitted a new SCSI drive) > > We both have Adaptec 1542(something) cards (mine is a CF AFAIK) in the > machines providing primary storage. For some unknown reason the kernel will > thrash the disk happily for a while, then the card (and presumably the SCSI > bus) locks tight. Of course the kernel then vanishes into unspeakable places > as it can't do any I/O. (the console messages just complain of bus timeouts > AFAIR - then the VM pagers starts griping. I don't have DDB compiled in > so it just prints `Debugger(aha1542) called'). Next time someone remind me > to get a pen and paper out... > > The access light on the drive stays on (constantly) when this happens, as > does the light on the controller. > > My setup looks like : > > External SCSI CD <-> card <-> internal drive > > Both the CDROM & the hard disk are terminated. My friend just has the > disk on it's own. Not another piece of hardware or dust exists on his bus. > > The boot messages from my machine are appended. Can anyone help? > > Thanks > > Gary > > P.S. My friend says Linux doesn't do this on his hardware. I'm not mad > enough to try... :-) > > -- SNIP -- > FreeBSD 2.1.0-Development #0: Tue Feb 21 16:56:36 GMT 1995 > root@palmer.demon.co.uk:/usr/src/sys/compile/WESTHILL > CPU: i486DX (486-class CPU) > real memory = 8257536 (2016 pages) > avail memory = 7135232 (1742 pages) > Probing for devices on the ISA bus: > sc0 at 0x60-0x6f irq 1 on motherboard > sc0: VGA color <16 virtual consoles, flags=0x0> > ed2 at 0x300-0x31f irq 10 maddr 0xcc000 msize 16384 on isa ^^^^^^^^^^^ Isn't this the same ioaddr as your 1542CF ? > ed2: address 00:00:c0:5c:46:8e, type WD8013EPC (16 bit) > bpf: ed2 attached > sio0 at 0x3f8-0x3ff irq 4 on isa > sio0: type 16450 > sio1 at 0x2f8-0x2ff irq 3 on isa > sio1: type 16450 > lpt0 at 0x278-0x27f irq 7 on isa > lpt0: Interrupt-driven port > lp0: TCP/IP capable interface > fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa > fdc0: (NEC 72065B) [0: fd0: 1.44MB 3.5in] > wdc0 at 0x1f0-0x1f7 irq 14 on isa > wdc0: unit 0 (wd0): <94354-230> > wd0: 201MB (412128 total sec), 1272 cyl, 9 head, 36 sec, bytes/sec 512 > aha0 is a 154xCF-2.01-VB.0: enabling mailbox and residuals > aha0: reading board settings, dma=5 int=11 (bus speed defaulted) > aha0 at 0x330-0x333 irq 11 drq 5 on isa > aha0 waiting for scsi devices to settle > aha0 targ 0 lun 0: type 0(direct) fixed SCSI2 > aha0 targ 0 lun 0: > sd0: 1013MB (2074880 total sec), 2756 cyl, 8 head, 94 sec, bytes/sec 512 > aha0 targ 6 lun 0: type 5(readonly) removable SCSI2 > aha0 targ 6 lun 0: > cd0: cd present.[208702 x 2048 byte records] > npx0 on motherboard > npx0: INT 16 interface > bpf: lo0 attached > bpf: sl0 attached > ----------------------------+----------------------------------------------- Chuck Robey | Interests include any kind of voice or data chuckr@eng.umd.edu | communications topic, C programming, and Unix. 7608 Topton St. | New Carrollton, MD 20784 | I run Journey2 (Freebsd 2.0) and n3lxx (301) 459-2316 | (FreeBSD 1.1.5.1) and am I happy! ----------------------------+-----------------------------------------------