kern/60163

[Chiharu Shibata]

(During server maintainance, it seems that my mail wasn't send outgoing...)
At Tue, 14 Feb 2006 01:03:37 JST, you wrote...

># mount -t cd9660 /dev/acd0 /cdrom
>mount_cd9660: /dev/acd0: Invalid argument
>
>As suggested by you:
># mount -t cd9660 /dev/acd0t02 /cdrom
>mount_cd9660: /dev/acd0t02: Input/output error

I've got reports from 2 testers(6.0-RELEASE-p4 and 5.4-Stable), and same
result as this.

PS.
[http://people.freebsd.org/~ariff/misc/releng5_ata.diff]
| --- usr.sbin/cdcontrol/cdcontrol.c.orig Wed Feb 16 02:29:43 2005
| +++ usr.sbin/cdcontrol/cdcontrol.c      Wed Feb 16 02:33:13 2005
| @@ -73,6 +73,7 @@
|  #define STATUS_AUDIO   0x1
|  #define STATUS_MEDIA   0x2
|  #define STATUS_VOLUME  0x4
| +#define SESSION_SECTORS (152*75)
|  
|  struct cmdtab {
|         int command;
| @@ -1004,6 +1005,12 @@
|                         e[1].addr.msf.frame);
|         else
|                 next = ntohl(e[1].addr.lba);
| +       if (e[1].track < 100) {
| +               if (!(e->control & 4) && (e[1].control & 4))
| +                       next -= SESSION_SECTORS;
| +               else if ((e->control & 4) != (e[1].control & 4))
| +                       next -= 150;
| +       }
|         len = next - block;
|         /* Take into account a start offset time. */
|         lba2msf (len - 150, &m, &s, &f);

My another patch contains this process(shortend length of last audio track)
on kernel level.
If interested, please refer to the following.
<http://home.jp.freebsd.org/cgi-bin/showmail/FreeBSD-users-jp/74432>
(this is very *old* patch, but enough to read essence)
-- 
Chiharu Shibata    chi at bd.mbn.or.jp    <http://www32.ocn.ne.jp/~chi/>