Date: Sun, 19 Mar 1995 22:53:29 -0800 From: "Justin T. Gibbs" <gibbs@estienne.CS.Berkeley.EDU> To: Carlos Antonio Ruggiero <TOTO@ifqsc.sc.usp.br> Cc: hackers@freefall.cdrom.com Subject: Re: Problems with 2940 and 950210snap Message-ID: <199503200653.WAA29020@estienne.cs.berkeley.edu> In-Reply-To: Your message of "Mon, 20 Mar 1995 00:31:00 %2B0700." <261D8B56D39F009C1D@IFQSC.SC.USP.BR>
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> >Hi everybody, > >I'm having problems with my Adaptec 2940 and 950210 SNAP. I understand >the ahc0 is still in the development phase but maybe someone can help me. > >I have a Pentium machine with 3 IDE disk driven by a Promise IDE controller. >No problems here. Recently I bought a Quantum Empire 2100 (2 G) and a 2940 >controller. I am running 2.0 Release which seems to be working really >fine (congratulations to all!!). However, 2.0R doesn't have 2940 support >so I decided to try the snap version on my new Empire disk. It seems >to work all right though getting the disk correctly probed during boot phase >is kind of tricky (what i do is: 1) Boot DOS with adaptec drivers 2) >Boot FreeBSD 950210snap. The system boots from the scsi drive but the Quantum >disk is not recognized and i have to reset the machine to stop the >error messages about the 15th device in the scsi bus ??? 3) Boot SNAP again >and voila: everything works fine). Last week, i bought an Exabyte 4200 >DAT device and connected it to the scsi bus. The system boots all right >if I follow the procedure above (except that, during step 2, >the machine doesn't give me any error messages, it just hangs...). >If I try to backup something to the DAT, mainly from the scsi disk, the system >panics randomly after a few megabytes (it lasts much longer when data comes >from the IDEs disks but it also panics..) I tried current (950317) >with no success: the system can't get past the probe phase. It hangs trying >to probe the scsi devices. My questions are: > >1) Is there anybody else having similar problems? I read something in this >list about panics and about the 2940 but cant remember what :-) Are these >problems related? > >2) Is there any possibility my Exabyte tape is not behaving correctly? It >does seem to work fine in DOS but my partitions there are quite small... > >3) Is there anything I can do to help debugging the 2940 driver (if you think >the problem is there)? > >4) Would the panic message help to find out what the problem is? > >Thanks a lot, > >Toto > >toto@ifqsc.sc.usp.br I've fixed this problem in -current. If you can rebuild a kernel, I'd suggest picking up the following files: ftp.cdrom.com:/pub/FreeBSD/FreeBSD-current/src/sys/i386/scsi/* ftp.cdrom.com:/pub/FreeBSD/FreeBSD-current/src/sys/pci/aic7870.c ftp.cdrom.com:/pub/FreeBSD/FreeBSD-current/src/sys/i386/isa/aic7770.c ftp.cdrom.com:/pub/FreeBSD/FreeBSD-current/src/sys/gnu/misc/aic7xxx/* -- Justin T. Gibbs ============================================== TCS Instructional Group - Programmer/Analyst 1 Cory | Po | Danube | Volga | Parker | Torus ==============================================
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