[src/trunk]: src/sys/arch/arm/arm32 Support 'boot -1' on arm

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

details:   https://anonhg.NetBSD.org/src/rev/d20b58967a65
branches:  trunk
changeset: 1025564:d20b58967a65
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sat Nov 13 00:13:17 2021 +0000

description:
Support 'boot -1' on arm

diffstat:

 sys/arch/arm/arm32/arm32_machdep.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (28 lines):

diff -r 47ea813a8d37 -r d20b58967a65 sys/arch/arm/arm32/arm32_machdep.c
--- a/sys/arch/arm/arm32/arm32_machdep.c        Fri Nov 12 22:53:20 2021 +0000
+++ b/sys/arch/arm/arm32/arm32_machdep.c        Sat Nov 13 00:13:17 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: arm32_machdep.c,v 1.141 2021/10/31 16:23:47 skrll Exp $        */
+/*     $NetBSD: arm32_machdep.c,v 1.142 2021/11/13 00:13:17 jmcneill Exp $     */
 
 /*
  * Copyright (c) 1994-1998 Mark Brinicombe.
@@ -42,7 +42,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: arm32_machdep.c,v 1.141 2021/10/31 16:23:47 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: arm32_machdep.c,v 1.142 2021/11/13 00:13:17 jmcneill Exp $");
 
 #include "opt_arm_debug.h"
 #include "opt_arm_start.h"
@@ -558,6 +558,9 @@
 {
        int integer;
 
+       if (get_bootconf_option(args, "-1", BOOTOPT_TYPE_BOOLEAN, &integer))
+               if (integer)
+                       boothowto |= RB_MD1;
        if (get_bootconf_option(args, "single", BOOTOPT_TYPE_BOOLEAN, &integer)
            || get_bootconf_option(args, "-s", BOOTOPT_TYPE_BOOLEAN, &integer))
                if (integer)