[src/trunk]: src/sys/stand/efiboot Hide the twiddle while loading efiboot plist

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

details:   https://anonhg.NetBSD.org/src/rev/c396c75e5f5f
branches:  trunk
changeset: 1006717:c396c75e5f5f
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sat Jan 25 10:53:13 2020 +0000

description:
Hide the twiddle while loading efiboot plist

diffstat:

 sys/stand/efiboot/exec.c |  9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diffs (44 lines):

diff -r 2a577626b0ad -r c396c75e5f5f sys/stand/efiboot/exec.c
--- a/sys/stand/efiboot/exec.c  Sat Jan 25 10:09:46 2020 +0000
+++ b/sys/stand/efiboot/exec.c  Sat Jan 25 10:53:13 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: exec.c,v 1.12 2019/12/18 21:46:03 riastradh Exp $ */
+/* $NetBSD: exec.c,v 1.13 2020/01/25 10:53:13 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2019 Jason R. Thorpe
@@ -34,6 +34,8 @@
 
 #include <sys/reboot.h>
 
+extern char twiddle_toggle;
+
 u_long load_offset = 0;
 
 #define        FDT_SPACE       (4 * 1024 * 1024)
@@ -127,6 +129,7 @@
        u_long plist_size = 0;
        prop_dictionary_t plist = NULL, oplist = NULL;
        bool load_quietly = false;
+       bool old_twiddle_toggle = twiddle_toggle;
 
        const char *path = get_efibootplist_path();
        if (path == NULL || strlen(path) == 0) {
@@ -136,6 +139,8 @@
                load_quietly = true;
        }
 
+       twiddle_toggle = load_quietly;
+
        /*
         * Fudge the size so we can ensure the resulting buffer
         * is NUL-terminated for convenience.
@@ -157,6 +162,8 @@
 out:
        oplist = efibootplist;
 
+       twiddle_toggle = old_twiddle_toggle;
+
        /*
         * If we had a failure, create an empty one for
         * convenience.  But a failure should not clobber