[src/trunk]: src/sys/dev/scsipi Report SPC-2 features (DT clocking, quick arb...

[bouyer <bouyer%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5d06d95b840f
branches:  trunk
changeset: 526005:5d06d95b840f
user:      bouyer <bouyer%NetBSD.org@localhost>
date:      Tue Apr 23 09:09:55 2002 +0000

description:
Report SPC-2 features (DT clocking, quick arbitration and selection,
information unit transfers) though periph_cap.

diffstat:

 sys/dev/scsipi/scsiconf.c   |  28 ++++++++++++++++++++++++++--
 sys/dev/scsipi/scsipiconf.h |   5 ++++-
 2 files changed, 30 insertions(+), 3 deletions(-)

diffs (68 lines):

diff -r e06d88e2fcf5 -r 5d06d95b840f sys/dev/scsipi/scsiconf.c
--- a/sys/dev/scsipi/scsiconf.c Tue Apr 23 08:19:15 2002 +0000
+++ b/sys/dev/scsipi/scsiconf.c Tue Apr 23 09:09:55 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: scsiconf.c,v 1.180 2002/04/15 12:40:28 joda Exp $      */
+/*     $NetBSD: scsiconf.c,v 1.181 2002/04/23 09:09:55 bouyer Exp $    */
 
 /*-
  * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@@ -55,7 +55,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.180 2002/04/15 12:40:28 joda Exp $");
+__KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.181 2002/04/23 09:09:55 bouyer Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -843,6 +843,30 @@
                        periph->periph_cap |= PERIPH_CAP_SFTRESET;
                if ((inqbuf.flags3 & SID_RelAdr) != 0)
                        periph->periph_cap |= PERIPH_CAP_RELADR;
+               if (periph->periph_version >= 4) { /* SPC-2 */
+                       /*
+                        * Report ST clocking though CAP_WIDExx/CAP_SYNC.
+                        * If the device only supports DT, clear these
+                        * flags (DT implies SYNC and WIDE)
+                        */
+                       switch (inqbuf.flags4 & SID_Clocking) {
+                       case SID_CLOCKING_DT_ONLY:
+                               periph->periph_cap &=
+                                   ~(PERIPH_CAP_SYNC |
+                                     PERIPH_CAP_WIDE16 |
+                                     PERIPH_CAP_WIDE32);
+                               /* FALLTHOUGH */
+                       case SID_CLOCKING_SD_DT:
+                               periph->periph_cap |= PERIPH_CAP_DT;
+                               break;
+                       default: /* ST only or invalid */
+                               /* nothing to do */
+                       }
+                       if (inqbuf.flags4 & SID_IUS)
+                               periph->periph_cap |= PERIPH_CAP_IUS;
+                       if (inqbuf.flags4 & SID_QAS)
+                               periph->periph_cap |= PERIPH_CAP_QAS;
+               }
        } else {
                if (quirks & PQUIRK_CAP_SYNC)
                        periph->periph_cap |= PERIPH_CAP_SYNC;
diff -r e06d88e2fcf5 -r 5d06d95b840f sys/dev/scsipi/scsipiconf.h
--- a/sys/dev/scsipi/scsipiconf.h       Tue Apr 23 08:19:15 2002 +0000
+++ b/sys/dev/scsipi/scsipiconf.h       Tue Apr 23 09:09:55 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: scsipiconf.h,v 1.66 2002/04/01 20:37:42 bouyer Exp $   */
+/*     $NetBSD: scsipiconf.h,v 1.67 2002/04/23 09:09:55 bouyer Exp $   */
 
 /*-
  * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
@@ -410,6 +410,9 @@
 #define        PERIPH_CAP_TQING        0x0200  /* tagged queueing */
 #define        PERIPH_CAP_SFTRESET     0x0400  /* soft RESET condition response */
 #define        PERIPH_CAP_CMD16        0x0800  /* 16 byte commands (ATAPI) */
+#define        PERIPH_CAP_DT           0x1000  /* supports DT clock */
+#define        PERIPH_CAP_QAS          0x2000  /* supports quick arbit. and select. */
+#define        PERIPH_CAP_IUS          0x4000  /* supports information unit xfers */
 
 /* periph_flags */
 #define        PERIPH_REMOVABLE        0x0001  /* media is removable */