ChibiOS 2.6.8, until I can figure out where to get it from git.

firmware/chibios/testhal/STM32F1xx/I2C/lis3.h

@@ -0,0 +1,44 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include <stdlib.h>
+#include "ch.h"
+
+#ifndef LIS3_H_
+#define LIS3_H_
+
+
+
+/* buffers depth */
+#define ACCEL_RX_DEPTH 8
+#define ACCEL_TX_DEPTH 8
+
+/* autoincrement bit position. This bit needs to perform reading of
+ * multiple bytes at one request */
+#define AUTO_INCREMENT_BIT (1<<7)
+
+/* slave specific addresses */
+#define ACCEL_STATUS_REG  0x27
+#define ACCEL_CTRL_REG1   0x20
+#define ACCEL_OUT_DATA    0x28
+
+
+
+inline int init_lis3(void);
+inline void request_acceleration_data(void);
+
+
+#endif /* LIS3_H_ */