[src/netbsd-1-5]: src/sys/arch/sparc/include Pull up revision 1.21.

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

details:   https://anonhg.NetBSD.org/src/rev/6d5a57a831fa
branches:  netbsd-1-5
changeset: 488670:6d5a57a831fa
user:      pk <pk%NetBSD.org@localhost>
date:      Sat Jul 22 21:20:36 2000 +0000

description:
Pull up revision 1.21.

Maintain the DVMA map extent subregion boundaries in the bus_dma map
structure.

diffstat:

 sys/arch/sparc/include/bus.h |  9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diffs (23 lines):

diff -r 1d607fb94dd4 -r 6d5a57a831fa sys/arch/sparc/include/bus.h
--- a/sys/arch/sparc/include/bus.h      Sat Jul 22 21:19:45 2000 +0000
+++ b/sys/arch/sparc/include/bus.h      Sat Jul 22 21:20:36 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bus.h,v 1.19.4.3 2000/07/19 02:53:14 mrg Exp $ */
+/*     $NetBSD: bus.h,v 1.19.4.4 2000/07/22 21:20:36 pk Exp $  */
 
 /*-
  * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@@ -1032,6 +1032,13 @@
 
        void            *_dm_cookie;    /* cookie for bus-specific functions */
 
+       u_long          _dm_align;      /* DVMA alignment; must be a
+                                          multiple of the page size */
+       u_long          _dm_ex_start;   /* constraints on DVMA map */
+       u_long          _dm_ex_end;     /* allocations; used by the VME bus
+                                          driver and by the IOMMU driver
+                                          when mapping 24-bit devices */
+
        /*
         * PUBLIC MEMBERS: these are used by machine-independent code.
         */