ardupilot/libraries/AP_Logger/AP_Logger_DataFlash.h

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2019-01-18 18:45:36 -04:00
/*
logging for block based dataflash devices on SPI
*/
#pragma once
#include <AP_HAL/AP_HAL.h>
#ifdef HAL_LOGGING_DATAFLASH
#include "AP_Logger_Backend.h"
#include "AP_Logger_Block.h"
class AP_Logger_DataFlash : public AP_Logger_Block {
public:
AP_Logger_DataFlash(AP_Logger &front, LoggerMessageWriter_DFLogStart *writer) :
AP_Logger_Block(front, writer) {}
void Init(void) override;
bool CardInserted() const override { return !flash_died && df_NumPages > 0; }
private:
void BufferToPage(uint32_t PageAdr) override;
void PageToBuffer(uint32_t PageAdr) override;
void SectorErase(uint32_t SectorAdr) override;
void StartErase() override;
bool InErase() override;
void send_command_addr(uint8_t cmd, uint32_t address);
void WaitReady();
bool Busy();
uint8_t ReadStatusReg();
void WriteEnable();
bool getSectorCount(void);
void flash_test(void);
AP_HAL::OwnPtr<AP_HAL::SPIDevice> dev;
AP_HAL::Semaphore *dev_sem;
bool flash_died;
uint32_t erase_start_ms;
uint8_t erase_cmd;
bool use_32bit_address;
};
#endif // HAL_LOGGING_DATAFLASH