From 73d9cfbdebcbaf93317d2174f69d166174cac524 Mon Sep 17 00:00:00 2001
From: kstailey <kstailey@openbsd.org>
Date: Thu, 16 Jan 1997 20:43:29 +0000
Subject: [PATCH] do not call resettodr() if RB_TIMEBAD is set due to being in
 ddb with clock updates suspended

---
 sys/arch/atari/atari/machdep.c     |  9 +++++++--
 sys/arch/hp300/hp300/machdep.c     | 11 ++++++++---
 sys/arch/mac68k/mac68k/machdep.c   | 11 ++++++++---
 sys/arch/mvme68k/mvme68k/machdep.c | 11 ++++++++---
 sys/arch/mvme88k/mvme88k/machdep.c |  9 +++++++--
 sys/arch/pmax/pmax/machdep.c       |  9 +++++++--
 sys/arch/powerpc/powerpc/machdep.c | 13 +++++++++++--
 sys/arch/vax/vax/machdep.c         | 13 +++++++++++--
 8 files changed, 67 insertions(+), 19 deletions(-)

diff --git a/sys/arch/atari/atari/machdep.c b/sys/arch/atari/atari/machdep.c
index dc92e536670..c6ce1d2e091 100644
--- a/sys/arch/atari/atari/machdep.c
+++ b/sys/arch/atari/atari/machdep.c
@@ -780,9 +780,14 @@ bootsync(void)
 
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 }
 
diff --git a/sys/arch/hp300/hp300/machdep.c b/sys/arch/hp300/hp300/machdep.c
index ad7f0c41c57..a708637f4ac 100644
--- a/sys/arch/hp300/hp300/machdep.c
+++ b/sys/arch/hp300/hp300/machdep.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: machdep.c,v 1.10 1997/01/15 04:54:45 downsj Exp $	*/
+/*	$OpenBSD: machdep.c,v 1.11 1997/01/16 20:43:33 kstailey Exp $	*/
 /*	$NetBSD: machdep.c,v 1.77 1996/12/11 16:49:23 thorpej Exp $	*/
 
 /*
@@ -1122,9 +1122,14 @@ boot(howto)
 		vfs_shutdown();
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 
 	/* Disable interrupts. */
diff --git a/sys/arch/mac68k/mac68k/machdep.c b/sys/arch/mac68k/mac68k/machdep.c
index a44093bfa42..d42d0f03da8 100644
--- a/sys/arch/mac68k/mac68k/machdep.c
+++ b/sys/arch/mac68k/mac68k/machdep.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: machdep.c,v 1.24 1996/11/05 01:40:29 briggs Exp $	*/
+/*	$OpenBSD: machdep.c,v 1.25 1997/01/16 20:43:36 kstailey Exp $	*/
 /*	$NetBSD: machdep.c,v 1.122 1996/10/15 06:40:39 scottr Exp $	*/
 
 /*
@@ -829,9 +829,14 @@ boot(howto)
 #ifdef notyet
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 #else
 # ifdef DIAGNOSTIC
 		printf("NetBSD/mac68k does not trust itself to update the "
diff --git a/sys/arch/mvme68k/mvme68k/machdep.c b/sys/arch/mvme68k/mvme68k/machdep.c
index 80bf5a7cd33..57fec537bcf 100644
--- a/sys/arch/mvme68k/mvme68k/machdep.c
+++ b/sys/arch/mvme68k/mvme68k/machdep.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: machdep.c,v 1.12 1996/07/27 11:40:42 deraadt Exp $ */
+/*	$OpenBSD: machdep.c,v 1.13 1997/01/16 20:43:38 kstailey Exp $ */
 
 /*
  * Copyright (c) 1995 Theo de Raadt
@@ -1104,9 +1104,14 @@ boot(howto)
 		vfs_shutdown();
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 	splhigh();			/* extreme priority */
 	if (howto&RB_HALT) {
diff --git a/sys/arch/mvme88k/mvme88k/machdep.c b/sys/arch/mvme88k/mvme88k/machdep.c
index 1410362e2da..74a646b8719 100644
--- a/sys/arch/mvme88k/mvme88k/machdep.c
+++ b/sys/arch/mvme88k/mvme88k/machdep.c
@@ -780,9 +780,14 @@ bootsync(void)
 			printf("done\n");
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 }
 
diff --git a/sys/arch/pmax/pmax/machdep.c b/sys/arch/pmax/pmax/machdep.c
index 31bda4db0f8..52873ff3cfb 100644
--- a/sys/arch/pmax/pmax/machdep.c
+++ b/sys/arch/pmax/pmax/machdep.c
@@ -1262,9 +1262,14 @@ boot(howto)
 
 		/*
 		 * If we've been adjusting the clock, the todr
-		 * will be out of synch; adjust it now.
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
 		 */
-		resettodr();
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 
 	/* Disable interrupts. */
diff --git a/sys/arch/powerpc/powerpc/machdep.c b/sys/arch/powerpc/powerpc/machdep.c
index dddd2a3c27e..d0024a52236 100644
--- a/sys/arch/powerpc/powerpc/machdep.c
+++ b/sys/arch/powerpc/powerpc/machdep.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: machdep.c,v 1.2 1996/12/28 06:22:05 rahnds Exp $	*/
+/*	$OpenBSD: machdep.c,v 1.3 1997/01/16 20:43:44 kstailey Exp $	*/
 /*	$NetBSD: machdep.c,v 1.4 1996/10/16 19:33:11 ws Exp $	*/
 
 /*
@@ -865,7 +865,16 @@ boot(howto)
 	if (!cold && !(howto & RB_NOSYNC) && !syncing) {
 		syncing = 1;
 		vfs_shutdown();		/* sync */
-		resettodr();		/* set wall clock */
+		/*
+		 * If we've been adjusting the clock, the todr
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
+		 */
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 	splhigh();
 	if (howto & RB_HALT) {
diff --git a/sys/arch/vax/vax/machdep.c b/sys/arch/vax/vax/machdep.c
index 1935d85b66b..dc5999edc94 100644
--- a/sys/arch/vax/vax/machdep.c
+++ b/sys/arch/vax/vax/machdep.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: machdep.c,v 1.10 1997/01/15 23:25:17 maja Exp $ */
+/* $OpenBSD: machdep.c,v 1.11 1997/01/16 20:43:45 kstailey Exp $ */
 /* $NetBSD: machdep.c,v 1.35 1997/01/11 11:31:26 ragge Exp $  */
 
 /*
@@ -549,7 +549,16 @@ boot(howto, bootstr)
 		 * If we've been adjusting the clock, the todr will be out of
 		 * synch; adjust it now.
 		 */
-		resettodr();
+		/*
+		 * If we've been adjusting the clock, the todr
+		 * will be out of synch; adjust it now unless
+		 * the system was sitting in ddb.
+		 */
+		if ((howto & RB_TIMEBAD) == 0) {
+			resettodr();
+		} else {
+			printf("WARNING: not updating battery clock\n");
+		}
 	}
 	splhigh();		/* extreme priority */
 	if (howto & RB_HALT) {
-- 
2.20.1