Added option PROBE_KEYBOARD_LOCK which gives a serial console if the

keyboard is locked.

2 files changed, 16 insertions, 2 deletions

diff --git a/sys/i386/boot/biosboot/Makefile b/sys/i386/boot/biosboot/Makefile
index 019dbb0..f74113b 100644
--- a/sys/i386/boot/biosboot/Makefile
+++ b/sys/i386/boot/biosboot/Makefile
@@ -1,4 +1,4 @@
-#	$Id: Makefile,v 1.46 1996/10/08 22:18:34 bde Exp $
+#	$Id: Makefile,v 1.47 1996/10/08 22:35:48 bde Exp $
 #
 
 PROG=	boot
@@ -17,6 +17,9 @@ CFLAGS+=	${CWARNFLAGS}
 # Probe the keyboard and use the serial console if the keyboard isn't found.
 #CFLAGS+=	-DPROBE_KEYBOARD
 
+# Probe the keyboard lock and use the serial console if the keyboard is locked.
+CFLAGS+=	-DPROBE_KEYBOARD_LOCK
+
 # Force use of the serial console (after probing the keyboard if
 # PROBE_KEYBOARD is defined).
 #CFLAGS+=	-DFORCE_COMCONSOLE
diff --git a/sys/i386/boot/biosboot/boot.c b/sys/i386/boot/biosboot/boot.c
index ebe32eb..05b79f6 100644
--- a/sys/i386/boot/biosboot/boot.c
+++ b/sys/i386/boot/biosboot/boot.c
@@ -24,7 +24,7 @@
  * the rights to redistribute these changes.
  *
  *	from: Mach, [92/04/03  16:51:14  rvb]
- *	$Id: boot.c,v 1.58 1996/09/07 20:18:04 bde Exp $
+ *	$Id: boot.c,v 1.59 1996/09/14 07:11:58 bde Exp $
  */
 
 
@@ -56,6 +56,9 @@ WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #include <a.out.h>
 #include <sys/reboot.h>
 #include <machine/bootinfo.h>
+#ifdef PROBE_KEYBOARD_LOCK
+#include <machine/cpufunc.h>
+#endif
 
 #define	ouraddr	(BOOTSEG << 4)		/* XXX */
 
@@ -86,6 +89,14 @@ boot(int drive)
 	}
 #endif
 
+#ifdef PROBE_KEYBOARD_LOCK
+	if (!(inb(0x64) & 0x10)) {
+		init_serial();
+		loadflags |= RB_SERIAL;
+		printf("\nKeyboard locked.");
+	}
+#endif
+
 #ifdef FORCE_COMCONSOLE
 	init_serial();
 	loadflags |= RB_SERIAL;