Import Mbed OS hard-float snapshot

targets/TARGET_NUVOTON/TARGET_NANO100/device/cmsis_nvic.c

@@ -0,0 +1,35 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2015-2017 Nuvoton
+ *
+ * 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 "cmsis_nvic.h"
+#include "platform/mbed_error.h"
+
+void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector)
+{
+    // NOTE: On NANO130, relocating vector table is not supported due to just 16KB small SRAM.
+    //       Add guard code to prevent from unsupported relocating.
+    uint32_t vector_static = NVIC_GetVector(IRQn);
+    if (vector_static != vector) {
+        error("No support for relocating vector table");
+    }
+}
+
+uint32_t NVIC_GetVector(IRQn_Type IRQn)
+{
+    uint32_t *vectors = (uint32_t*) NVIC_FLASH_VECTOR_ADDRESS;
+
+    // Return the vector
+    return vectors[IRQn + 16];
+}