mirror of https://github.com/ArduPilot/ardupilot
93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
/* ************************************************************ */
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/* Test for DataFlash Log library */
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/* ************************************************************ */
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#ifndef DataFlash_h
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#define DataFlash_h
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#include <stdint.h>
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#define DF_OVERWRITE_DATA 1 // 0: When reach the end page stop, 1: Start overwriting from page 1
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// the last page holds the log format in first 4 bytes. Please change
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// this if (and only if!) the low level format changes
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#define DF_LOGGING_FORMAT 0x28122011
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class DataFlash_Class
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{
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private:
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// DataFlash Log variables...
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unsigned char df_BufferNum;
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unsigned char df_Read_BufferNum;
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uint16_t df_BufferIdx;
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uint16_t df_Read_BufferIdx;
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uint16_t df_PageAdr;
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uint16_t df_Read_PageAdr;
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unsigned char df_Stop_Write;
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uint16_t df_FileNumber;
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uint16_t df_FilePage;
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virtual void WaitReady() = 0;
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virtual void BufferWrite (unsigned char BufferNum, uint16_t IntPageAdr, unsigned char Data) = 0;
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virtual void BufferToPage (unsigned char BufferNum, uint16_t PageAdr, unsigned char wait) = 0;
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virtual void PageToBuffer(unsigned char BufferNum, uint16_t PageAdr) = 0;
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virtual unsigned char BufferRead (unsigned char BufferNum, uint16_t IntPageAdr) = 0;
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virtual void PageErase(uint16_t PageAdr) = 0;
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virtual void ChipErase(void (*delay_cb)(unsigned long)) = 0;
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// internal high level functions
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int find_last_page(void);
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int find_last_page_of_log(uint16_t log_number);
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bool check_wrapped(void);
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public:
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unsigned char df_manufacturer;
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uint16_t df_device;
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uint16_t df_PageSize;
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DataFlash_Class() {} // Constructor
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virtual void Init(void) = 0;
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virtual void ReadManufacturerID() = 0;
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virtual bool CardInserted(void) = 0;
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int16_t GetPage(void);
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int16_t GetWritePage(void);
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// erase handling
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void EraseAll(void (*delay_cb)(unsigned long));
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bool NeedErase(void);
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// Write methods
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void StartWrite(int16_t PageAdr);
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void FinishWrite(void);
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void WriteByte(unsigned char data);
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void WriteInt(int16_t data);
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void WriteLong(int32_t data);
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// Read methods
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void StartRead(int16_t PageAdr);
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unsigned char ReadByte();
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int16_t ReadInt();
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int32_t ReadLong();
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// file numbers
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void SetFileNumber(uint16_t FileNumber);
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uint16_t GetFileNumber();
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uint16_t GetFilePage();
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// page handling
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uint16_t df_NumPages;
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// high level interface
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int find_last_log(void);
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void get_log_boundaries(uint8_t log_num, int & start_page, int & end_page);
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uint8_t get_num_logs(void);
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void start_new_log(void);
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};
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#include "DataFlash_APM1.h"
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#include "DataFlash_APM2.h"
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#endif
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