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diff --git a/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/Mass_Storage/inc/nand_if.h b/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/Mass_Storage/inc/nand_if.h
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+/**
+ ******************************************************************************
+ * @file nand_if.h
+ * @author MCD Application Team
+ * @version V4.0.0
+ * @date 21-January-2013
+ * @brief All functions related to the NAND process
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2
+ *
+ * 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.
+ *
+ ******************************************************************************
+ */
+
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __NAND_IF_H
+#define __NAND_IF_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x.h"
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+#define NAND_OK 0
+#define NAND_FAIL 1
+
+#define FREE_BLOCK (1 << 12 )
+#define BAD_BLOCK (1 << 13 )
+#define VALID_BLOCK (1 << 14 )
+#define USED_BLOCK (1 << 15 )
+
+#define MAX_PHY_BLOCKS_PER_ZONE 1024
+#define MAX_LOG_BLOCKS_PER_ZONE 1000
+/* Private Structures---------------------------------------------------------*/
+typedef struct __SPARE_AREA {
+ uint16_t LogicalIndex;
+ uint16_t DataStatus;
+ uint16_t BlockStatus;
+} SPARE_AREA;
+
+typedef enum {
+ WRITE_IDLE = 0,
+ POST_WRITE,
+ PRE_WRITE,
+ WRITE_CLEANUP,
+ WRITE_ONGOING
+}WRITE_STATE;
+
+typedef enum {
+ OLD_BLOCK = 0,
+ UNUSED_BLOCK
+}BLOCK_STATE;
+
+/* Private macro --------------------------------------------------------------*/
+//#define WEAR_LEVELLING_SUPPORT
+#define WEAR_DEPTH 10
+#define PAGE_TO_WRITE (Transfer_Length/512)
+/* Private variables ----------------------------------------------------------*/
+/* Private function prototypes ------------------------------------------------*/
+/* exported functions ---------------------------------------------------------*/
+uint16_t NAND_Init (void);
+uint16_t NAND_Write (uint32_t Memory_Offset, uint32_t *Writebuff, uint16_t Transfer_Length);
+uint16_t NAND_Read (uint32_t Memory_Offset, uint32_t *Readbuff, uint16_t Transfer_Length);
+uint16_t NAND_Format (void);
+SPARE_AREA ReadSpareArea (uint32_t address);
+#endif
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/