hal: add flash hal api

4 functions that are covered - init, free, program_page and erase_sector.

Author: 0xc0170

hal/flash_api.h

@@ -0,0 +1,53 @@
+/** \addtogroup hal */
+/** @{*/
+
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * 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.
+ */
+#ifndef MBED_FLASH_API_H
+#define MBED_FLASH_API_H
+
+#include "device.h"
+#include "stdint.h"
+
+#if DEVICE_FLASH
+
+typedef struct flash_s flash_t;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// maps to FlashAlgo Init
+int32_t flash_init(flash_t *obj);
+
+// maps to FlashAlgo UnInit
+int32_t flash_free(flash_t *obj);
+
+// maps to FlashAlgo EraseSector
+int32_t flash_erase_sector(flash_t *obj, uint32_t address);
+
+// maps FlashAlgo to ProgramPage
+int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+#endif
+
+/** @}*/