Date: Sun, 27 Nov 2005 18:38:09 -0700 (MST) From: "James E. Flemer" <jflemer@alum.rpi.edu> To: FreeBSD-gnats-submit@FreeBSD.org Cc: jflemer@alum.rpi.edu, sos@FreeBSD.org Subject: kern/89650: [patch] acd returns incorrect DVD region info (rmi) Message-ID: <200511280138.jAS1c9XF019580@psi.speednaked.com> Resent-Message-ID: <200511280140.jAS1e3a4006923@freefall.freebsd.org>
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>Number: 89650 >Category: kern >Synopsis: [patch] acd returns incorrect DVD region info (rmi) >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Nov 28 01:40:03 GMT 2005 >Closed-Date: >Last-Modified: >Originator: James E. Flemer >Release: FreeBSD 6.0-STABLE i386 >Organization: n/a >Environment: System: FreeBSD null.speednaked.com 6.0-STABLE FreeBSD 6.0-STABLE #2: Thu Nov 24 11:50:28 MST 2005 jflemer@minus.speednaked.com:/usr/obj/usr/src/sys/NULL6 i386 >Description: The DVDIOCREADSTRUCTURE ioctl for acd (atapi-cd) returns an incorrect value for the rmi field (region management info) when the DVD_STRUCT_COPYRIGHT format is requested. It actually returns the value for the cpst field instead. >How-To-Repeat: Use the DVDIOCREADSTRUCTURE/DVD_STRUCT_COPYRIGHT ioctl on cd0 and compare it to acd0. Or compare the ioctl on acd0 to: > camcontrol cmd -n acd -u 0 -v -c "ad 0 0 0 0 0 0 1 0 8 0 0" -i 8 "i2 i1 i1 i1 i1 i1 i1" >Fix: Apply patch below. --- atapi-cd_rmi.diff begins here --- Index: sys/dev/ata/atapi-cd.c =================================================================== RCS file: /home/ncvs/src/sys/dev/ata/atapi-cd.c,v retrieving revision 1.179.2.1 diff -u -b -u -r1.179.2.1 atapi-cd.c --- sys/dev/ata/atapi-cd.c 25 Aug 2005 16:21:05 -0000 1.179.2.1 +++ sys/dev/ata/atapi-cd.c 27 Nov 2005 23:48:47 -0000 @@ -1505,7 +1505,7 @@ case DVD_STRUCT_COPYRIGHT: s->cpst = d->data[0]; - s->rmi = d->data[0]; + s->rmi = d->data[1]; break; case DVD_STRUCT_DISCKEY: --- atapi-cd_rmi.diff ends here --- >Release-Note: >Audit-Trail: >Unformatted:
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