[src/trunk]: src/sys/arch/sh3/dev Make options SCIFCONSOLE patchable via a va...

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

details:   https://anonhg.NetBSD.org/src/rev/c84dff5a4a06
branches:  trunk
changeset: 342099:c84dff5a4a06
user:      tsutsui <tsutsui%NetBSD.org@localhost>
date:      Sun Dec 06 02:21:55 2015 +0000

description:
Make options SCIFCONSOLE patchable via a variable using gdb(1) etc.

Tested on dreamcast.

diffstat:

 sys/arch/sh3/dev/scif.c |  17 ++++++++++-------
 1 files changed, 10 insertions(+), 7 deletions(-)

diffs (45 lines):

diff -r 3e7f7522b5de -r c84dff5a4a06 sys/arch/sh3/dev/scif.c
--- a/sys/arch/sh3/dev/scif.c   Sun Dec 06 02:04:10 2015 +0000
+++ b/sys/arch/sh3/dev/scif.c   Sun Dec 06 02:21:55 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: scif.c,v 1.65 2014/11/15 19:20:01 christos Exp $ */
+/*     $NetBSD: scif.c,v 1.66 2015/12/06 02:21:55 tsutsui Exp $ */
 
 /*-
  * Copyright (C) 1999 T.Horiuchi and SAITOH Masanobu.  All rights reserved.
@@ -93,7 +93,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: scif.c,v 1.65 2014/11/15 19:20:01 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: scif.c,v 1.66 2015/12/06 02:21:55 tsutsui Exp $");
 
 #include "opt_kgdb.h"
 #include "opt_scif.h"
@@ -223,6 +223,10 @@
        .d_flag = D_TTY
 };
 
+#ifndef SCIFCONSOLE
+#define SCIFCONSOLE    0
+#endif
+int scifconsole = SCIFCONSOLE; /* patchable */
 
 /* struct tty */
 static void scifstart(struct tty *);
@@ -1424,11 +1428,10 @@
 
        /* Initialize required fields. */
        cp->cn_dev = makedev(maj, 0);
-#ifdef SCIFCONSOLE
-       cp->cn_pri = CN_REMOTE;
-#else
-       cp->cn_pri = CN_NORMAL;
-#endif
+       if (scifconsole)
+               cp->cn_pri = CN_REMOTE;
+       else
+               cp->cn_pri = CN_NORMAL;
 }
 
 void