Opensource ML embedded evaluation kit21.03

Change-Id: I12e807f19f5cacad7cef82572b6dd48252fd61fd

1 files changed, 61 insertions, 0 deletions

diff --git a/source/application/hal/platforms/bare-metal/data_acquisition/data_acq.c b/source/application/hal/platforms/bare-metal/data_acquisition/data_acq.c
new file mode 100644
index 0000000..1e40b02
--- /dev/null
+++ b/source/application/hal/platforms/bare-metal/data_acquisition/data_acq.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2021 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
+ *
+ *     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 "data_acq.h"
+
+#include "bsp.h"
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+/**
+ * @brief       Get the user input from USART.
+ * @param[out]  user_input  String read from the UART block.
+ * @param[in]   size        String read length.
+ * @return      0 if successful, error code otherwise.
+ **/
+static int get_uart_user_input(char* user_input, int size)
+{
+    if (true != GetLine(user_input, size - 1)) {
+        printf_err("invalid input\n");
+        return 1;
+    }
+    return 0;
+}
+
+int data_acq_channel_init(data_acq_module* module)
+{
+    assert(module);
+
+    /* UART should have been initialised with low level initialisation
+     * routines. */
+    module->system_init = NULL;
+
+    strncpy(module->system_name, "UART", sizeof(module->system_name));
+    module->get_input = get_uart_user_input;
+    module->inited = 1;
+
+    return !(module->inited);
+}
+
+int data_acq_channel_release(data_acq_module* module)
+{
+    assert(module);
+    module->inited = 0;
+    module->get_input = NULL;
+    return 0;
+}