[src/trunk]: src/sys/dev/bi Copied from ../../arch/vax/bi/kdbreg.h,v

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

details:   https://anonhg.NetBSD.org/src/rev/275a03e8c143
branches:  trunk
changeset: 474593:275a03e8c143
user:      ragge <ragge%NetBSD.org@localhost>
date:      Mon Jul 12 13:43:24 1999 +0000

description:
Copied from ../../arch/vax/bi/kdbreg.h,v

diffstat:

 sys/dev/bi/kdbreg.h |  64 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 64 insertions(+), 0 deletions(-)

diffs (68 lines):

diff -r dae18eb8d484 -r 275a03e8c143 sys/dev/bi/kdbreg.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/bi/kdbreg.h       Mon Jul 12 13:43:24 1999 +0000
@@ -0,0 +1,64 @@
+/*     $NetBSD: kdbreg.h,v 1.2 1999/07/12 13:43:24 ragge Exp $ */
+/*
+ * Copyright (c) 1988 Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Chris Torek.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *     @(#)kdbreg.h    7.3 (Berkeley) 6/28/90
+ */
+
+/*
+ * The KDB50 registers are embedded inside the bi interface
+ * general-purpose registers.
+ */
+struct kdb_regs {
+       struct  biiregs kdb_bi;
+       short   kdb_xxx;        /* first half of GPR 0 unused */
+       short   kdb_ip;         /* initialisation and polling */
+       short   kdb_sa;         /* status & address (r/o half) */
+       short   kdb_sw;         /* status & address (w/o half) */
+};
+
+#define KDBSR_BITS \
+"\20\20ERR\17STEP4\16STEP3\15STEP2\14STEP1\13oldNV\12oldQB\11DI\10IE\1GO"
+
+/*
+ * Asserting KDB_MAP in values placed in mscp_seq.seq_buffer tells
+ * the KDB to use mscp_seq.seq_mapbase as a set of PTEs and seq_buffer
+ * as an offset value.  Hence we need no mappings; the KDB50 reads
+ * the hardware page tables directly.  (Without KDB_MAP, seq_bufer
+ * represents the physical memory address instead, and seq_mapbase is
+ * unused.)
+ */
+#define        KDB_MAP         0x80000000
+#define        KDB_PHYS        0               /* pseudo flag */