Initial commit

external/CMSIS_5/CMSIS/Driver/DriverTemplates/Driver_I2C.c

@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2013-2020 Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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
+ *
+ * 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 "Driver_I2C.h"
+
+#define ARM_I2C_DRV_VERSION    ARM_DRIVER_VERSION_MAJOR_MINOR(1, 0) /* driver version */
+
+/* Driver Version */
+static const ARM_DRIVER_VERSION DriverVersion = {
+    ARM_I2C_API_VERSION,
+    ARM_I2C_DRV_VERSION
+};
+
+/* Driver Capabilities */
+static const ARM_I2C_CAPABILITIES DriverCapabilities = {
+    0  /* supports 10-bit addressing */
+};
+
+//
+//  Functions
+//
+
+static ARM_DRIVER_VERSION ARM_I2C_GetVersion(void)
+{
+  return DriverVersion;
+}
+
+static ARM_I2C_CAPABILITIES ARM_I2C_GetCapabilities(void)
+{
+  return DriverCapabilities;
+}
+
+static int32_t ARM_I2C_Initialize(ARM_I2C_SignalEvent_t cb_event)
+{
+}
+
+static int32_t ARM_I2C_Uninitialize(void)
+{
+}
+
+static int32_t ARM_I2C_PowerControl(ARM_POWER_STATE state)
+{
+    switch (state)
+    {
+    case ARM_POWER_OFF:
+        break;
+
+    case ARM_POWER_LOW:
+        break;
+
+    case ARM_POWER_FULL:
+        break;
+    }
+    return ARM_DRIVER_OK;
+}
+
+static int32_t ARM_I2C_MasterTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending)
+{
+}
+
+static int32_t ARM_I2C_MasterReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending)
+{
+}
+
+static int32_t ARM_I2C_SlaveTransmit(const uint8_t *data, uint32_t num)
+{
+}
+
+static int32_t ARM_I2C_SlaveReceive(uint8_t *data, uint32_t num)
+{
+}
+
+static int32_t ARM_I2C_GetDataCount(void)
+{
+}
+
+static int32_t ARM_I2C_Control(uint32_t control, uint32_t arg)
+{
+    switch (control)
+    {
+    case ARM_I2C_OWN_ADDRESS:
+        break;
+
+    case ARM_I2C_BUS_SPEED:
+        switch (arg)
+        {
+        case ARM_I2C_BUS_SPEED_STANDARD:
+            break;
+        case ARM_I2C_BUS_SPEED_FAST:
+            break;
+        case ARM_I2C_BUS_SPEED_FAST_PLUS:
+            break;
+        default:
+            return ARM_DRIVER_ERROR_UNSUPPORTED;
+        }
+        break;
+
+    case ARM_I2C_BUS_CLEAR:
+        break;
+
+    case ARM_I2C_ABORT_TRANSFER:
+        break;
+
+    default:
+        return ARM_DRIVER_ERROR_UNSUPPORTED;
+    }
+}
+
+static ARM_I2C_STATUS ARM_I2C_GetStatus(void)
+{
+}
+
+static void ARM_I2C_SignalEvent(uint32_t event)
+{
+    // function body
+}
+
+// End I2C Interface
+
+extern \
+ARM_DRIVER_I2C Driver_I2C0;
+ARM_DRIVER_I2C Driver_I2C0 = {
+    ARM_I2C_GetVersion,
+    ARM_I2C_GetCapabilities,
+    ARM_I2C_Initialize,
+    ARM_I2C_Uninitialize,
+    ARM_I2C_PowerControl,
+    ARM_I2C_MasterTransmit,
+    ARM_I2C_MasterReceive,
+    ARM_I2C_SlaveTransmit,
+    ARM_I2C_SlaveReceive,
+    ARM_I2C_GetDataCount,
+    ARM_I2C_Control,
+    ARM_I2C_GetStatus
+};