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Add several quirks:

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Western Digital Enterprise drives have sorry performance (1.5MB/sec versus
8MB/sec) when doing tagged queueing.  Disable tagged queueing for them.

Submitted by:	Andrew Gallatin <gallatin@cs.duke.edu>

Some Sony CDROM drives don't like it when we probe more than one LUN.

Verified by:    Jean-Marc Zucconi <jmz@FreeBSD.ORG>

Some Sony CD-R's don't like multi-LUN probing either.

Submitted by:   Parag Patel <parag@cgt.com>
This commit is contained in:
Kenneth D. Merry 1998-09-22 20:41:12 +00:00
parent 13ede3c083
commit f24c39c7d5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=39573
1 changed files with 43 additions and 1 deletions
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44
sys/cam/cam_xpt.c
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: cam_xpt.c,v 1.9 1998/09/20 07:14:36 gibbs Exp $
* $Id: cam_xpt.c,v 1.10 1998/09/22 04:53:23 gibbs Exp $
*/
#include <sys/param.h>
#include <sys/systm.h>
@ -231,6 +231,8 @@ struct xpt_softc {
};
static const char quantum[] = "QUANTUM";
static const char sony[] = "SONY";
static const char west_digital[] = "WDIGTL";
static struct xpt_quirk_entry xpt_quirk_table[] =
{
@ -263,6 +265,24 @@ static struct xpt_quirk_entry xpt_quirk_table[] =
/* Broken tagged queuing drive */
{ T_DIRECT, SIP_MEDIA_REMOVABLE, "iomega", "jaz*", "*" },
/*quirks*/0, /*mintags*/0, /*maxtags*/0
},
{
/*
* Slow when tagged queueing is enabled. (1.5MB/sec versus
* 8MB/sec.)
* Submitted by: Andrew Gallatin <gallatin@cs.duke.edu>
*/
{ T_DIRECT, SIP_MEDIA_FIXED, west_digital, "WDE*", "*" },
/*quirks*/0, /*mintags*/0, /*maxtags*/0
},
{
/*
* Slow when tagged queueing is enabled. (1.5MB/sec versus
* 8MB/sec.)
* Submitted by: Andrew Gallatin <gallatin@cs.duke.edu>
*/
{ T_DIRECT, SIP_MEDIA_FIXED, west_digital, "ENTERPRISE", "*" },
/*quirks*/0, /*mintags*/0, /*maxtags*/0
},
{
/*
@ -299,6 +319,28 @@ static struct xpt_quirk_entry xpt_quirk_table[] =
},
CAM_QUIRK_NOLUNS, /*mintags*/0, /*maxtags*/0
},
{
/*
* This drive doesn't like multiple LUN probing.
* Verified by: Jean-Marc Zucconi <jmz@FreeBSD.ORG>
*/
{
T_CDROM, SIP_MEDIA_REMOVABLE, sony,
"CD-ROM CDU-80*", "*"
},
CAM_QUIRK_NOLUNS, /*mintags*/0, /*maxtags*/0
},
{
/*
* This drive doesn't like multiple LUN probing.
* Submitted by: Parag Patel <parag@cgt.com>
*/
{
T_WORM, SIP_MEDIA_REMOVABLE, sony,
"CD-R CDU9*", "*"
},
CAM_QUIRK_NOLUNS, /*mintags*/0, /*maxtags*/0
},
{
/* Default tagged queuing parameters for all devices */
{