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Diffstat (limited to 'arch/mips/tx4927/common/tx4927_dbgio.c')
-rw-r--r--arch/mips/tx4927/common/tx4927_dbgio.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/tx4927/common/tx4927_dbgio.c b/arch/mips/tx4927/common/tx4927_dbgio.c
new file mode 100644
index 00000000000..09bdf2baa83
--- /dev/null
+++ b/arch/mips/tx4927/common/tx4927_dbgio.c
@@ -0,0 +1,47 @@
+/*
+ * linux/arch/mips/tx4927/common/tx4927_dbgio.c
+ *
+ * kgdb interface for gdb
+ *
+ * Author: MontaVista Software, Inc.
+ * source@mvista.com
+ *
+ * Copyright 2001-2002 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+ * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <asm/mipsregs.h>
+#include <asm/system.h>
+#include <asm/tx4927/tx4927_mips.h>
+
+u8 getDebugChar(void)
+{
+ extern u8 txx9_sio_kdbg_rd(void);
+ return (txx9_sio_kdbg_rd());
+}
+
+
+int putDebugChar(u8 byte)
+{
+ extern int txx9_sio_kdbg_wr( u8 ch );
+ return (txx9_sio_kdbg_wr(byte));
+}