initial import

tools/sdk/include/nvs_flash/nvs_flash.h

@@ -0,0 +1,46 @@
+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// 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 nvs_flash_h
+#define nvs_flash_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Initialise NVS flash storage with default flash sector layout
+
+    Temporarily, this region is hardcoded as a 12KB (0x3000 byte)
+    region starting at 24KB (0x6000 byte) offset in flash.
+*/
+esp_err_t nvs_flash_init(void);
+
+/** Initialise NVS flash storage with custom flash sector layout
+
+    @param baseSector Flash sector (units of 4096 bytes) offset to start NVS.
+    @param sectorCount Length (in flash sectors) of NVS region.
+
+    @return ESP_OK if flash was successfully initialised.
+
+    @note Use this parameter if you're not using the options in menuconfig for
+          configuring flash layout & partition table.
+*/
+esp_err_t nvs_flash_init_custom(uint32_t baseSector, uint32_t sectorCount);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* nvs_flash_h */