Date: Tue, 21 Mar 1995 05:36:42 -0500 (EST) From: Peter Dufault <dufault@hda.com> To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes) Cc: freebsd-current@FreeBSD.org Subject: Re: Problems with ncr and CDROM drive Message-ID: <199503211036.FAA04871@hda.com> In-Reply-To: <199503210559.VAA03849@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Mar 20, 95 09:59:09 pm
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Rodney W. Grimes writes: > > I am trying to get a Chinon 525 (there new low cost double speed > scsi-II cdrom drive) to work with the ncr controller. The drive > seems to work just fine with my bt946c, but the ncr driver is > rather unhappy about it :-(: > > ncr0 <ncr 53c810 scsi> int a irq 9 on pci0:1 > reg20: virtual=0xf1d03000 physical=0xfbfef000 > ncr0: restart (scsi reset). > ncr0 scanning for targets 0..6 (V2 pl18 95/02/23) > scbus0: (ncr0:0:0): "MICROP 2112-15MQ1001901 HQ30" is a type 0 fixed SCSI 2 > sd0(ncr0:0:0): Direct-Access > sd0(ncr0:0:0): sd0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8. > 1001MB (2051615 sectors), 1760 C 15 H 77 S/T 512 B/S > (ncr0:6:0): "Chinon CD-ROM CDS-525 V10" is a type 5 removable SCSI 2 > cd0(ncr0:6:0): CD-ROM cd0(ncr0:6:0): UNIT ATTENTION asc:28,0 Not ready to ready transition, medium may have changed > cd0: could not get size > drive empty > > Boy, and have the scsi error messages ever gotten screwed up :-(. > I believe this will look like this now: > ncr0 scanning for targets 0..6 (V2 pl18 95/02/23) > (ncr0:0:0): "MICROP 2112-15MQ1001901 HQ30" is a type 0 fixed SCSI 2 > sd0(ncr0:0:0): Direct-Access > sd0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8. > sd0(ncr0:0:0): 1001MB (2051615 512 byte sectors) > (ncr0:6:0): "Chinon CD-ROM CDS-525 V10" is a type 5 removable SCSI 2 > cd0(ncr0:6:0): CD-ROM > cd0(ncr0:6:0): UNIT ATTENTION asc:28,0 > cd0(ncr0:6:0): Not ready to ready transition, medium may have changed > cd0: could not get size And without the NCR driver: > (aha0:0:0): "MICROP 2112-15MQ1001901 HQ30" is a type 0 fixed SCSI 2 > sd0(aha0:0:0): Direct-Access 1001MB (2051615 512 byte sectors) > (aha0:6:0): "Chinon CD-ROM CDS-525 V10" is a type 5 removable SCSI 2 > cd0(aha0:6:0): CD-ROM > cd0(aha0:6:0): UNIT ATTENTION asc:28,0 > cd0(aha0:6:0): Not ready to ready transition, medium may have changed > cd0: could not get size If there are any other problems with the probe messages and the scsi error messages let me know. Don't let me know right now, wait until after this code is committed and see how it looks with that. (and I was concerned about the SCSI configuration code or the moving a lot of the common code into one place causing problems). Peter -- Peter Dufault Real Time Machine Control and Simulation HD Associates, Inc. Voice: 508 433 6936 dufault@hda.com Fax: 508 433 5267
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