Module Name: src
Committed By: christos
Date: Fri Jun 26 14:26:38 UTC 2015
Modified Files:
src/sys/kern: kgdb_stub.c
Log Message:
Wait for the next character forever as kgdb wants.
To generate a diff of this commit:
cvs rdiff -u -r1.28 -r1.29 src/sys/kern/kgdb_stub.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/kgdb_stub.c
diff -u src/sys/kern/kgdb_stub.c:1.28 src/sys/kern/kgdb_stub.c:1.29
--- src/sys/kern/kgdb_stub.c:1.28 Sun Sep 21 13:17:15 2014
+++ src/sys/kern/kgdb_stub.c Fri Jun 26 10:26:38 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: kgdb_stub.c,v 1.28 2014/09/21 17:17:15 christos Exp $ */
+/* $NetBSD: kgdb_stub.c,v 1.29 2015/06/26 14:26:38 christos Exp $ */
/*
* Copyright (c) 1990, 1993
@@ -45,7 +45,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kgdb_stub.c,v 1.28 2014/09/21 17:17:15 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kgdb_stub.c,v 1.29 2015/06/26 14:26:38 christos Exp $");
#include "opt_ddb.h"
#include "opt_kgdb.h"
@@ -85,8 +85,17 @@ static void *kgdb_ioarg;
static u_char buffer[KGDB_BUFLEN];
static kgdb_reg_t gdb_regs[KGDB_NUMREGS];
-#define GETC() ((*kgdb_getc)(kgdb_ioarg))
-#define PUTC(c) ((*kgdb_putc)(kgdb_ioarg, c))
+#define GETC() kgdb_waitc(kgdb_ioarg)
+#define PUTC(c) (*kgdb_putc)(kgdb_ioarg, c)
+
+static int
+kgdb_waitc(void *arg)
+{
+ int c;
+ while ((c = (*kgdb_getc)(arg)) == -1)
+ continue;
+ return c;
+}
/*
* db_trap_callback can be hooked by MD port code to handle special
