From 452b80ef8c09c97776dbb5254e0d358d2d91ebc8 Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@chromium.org>
Date: Sat, 20 Oct 2012 12:33:11 +0000
Subject: [PATCH] x86: Add a dummy implementation for timer_get_us
The microsecond timer is not currently implemented, but add a dummy
implementation for now.
Signed-off-by: Gabe Black <gabeblack@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
---
arch/x86/cpu/Makefile | 2 +-
arch/x86/cpu/timer.c | 17 +++++++++++++++++
2 files changed, 18 insertions(+), 1 deletion(-)
create mode 100644 arch/x86/cpu/timer.c
diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile
index be27dd9e2b..57324b6174 100644
--- a/arch/x86/cpu/Makefile
+++ b/arch/x86/cpu/Makefile
@@ -30,7 +30,7 @@ LIB = $(obj)lib$(CPU).o
START-y = start.o
RESET_OBJS-$(CONFIG_X86_NO_RESET_VECTOR) += resetvec.o start16.o
-COBJS = interrupts.o cpu.o
+COBJS = interrupts.o cpu.o timer.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/arch/x86/cpu/timer.c b/arch/x86/cpu/timer.c
new file mode 100644
index 0000000000..149109d4f4
--- /dev/null
+++ b/arch/x86/cpu/timer.c
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ */
+
+#include <common.h>
+
+unsigned long timer_get_us(void)
+{
+ printf("timer_get_us used but not implemented.\n");
+ return 0;
+}
--
2.39.5