mirror of
https://github.com/ArduPilot/ardupilot
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42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
#pragma once
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#include <AP_HAL/AP_HAL.h>
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#include "AP_HAL_PX4_Namespace.h"
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#include <systemlib/perf_counter.h>
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#include <AP_Common/Bitmask.h>
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#define PX4_STORAGE_SIZE HAL_STORAGE_SIZE
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#define PX4_STORAGE_LINE_SHIFT 9
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#define PX4_STORAGE_LINE_SIZE (1<<PX4_STORAGE_LINE_SHIFT)
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#define PX4_STORAGE_NUM_LINES (PX4_STORAGE_SIZE/PX4_STORAGE_LINE_SIZE)
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class PX4::PX4Storage : public AP_HAL::Storage {
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public:
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PX4Storage();
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void init() {}
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void read_block(void *dst, uint16_t src, size_t n);
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void write_block(uint16_t dst, const void* src, size_t n);
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void _timer_tick(void);
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private:
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volatile bool _initialised;
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void _storage_create(void);
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void _storage_open(void);
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void _mark_dirty(uint16_t loc, uint16_t length);
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uint8_t _buffer[PX4_STORAGE_SIZE] __attribute__((aligned(4)));
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Bitmask _dirty_mask{PX4_STORAGE_NUM_LINES};
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perf_counter_t _perf_storage;
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perf_counter_t _perf_errors;
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int _fd = -1;
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void _mtd_load(void);
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void _mtd_write(uint16_t line);
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#if defined (CONFIG_ARCH_BOARD_PX4FMU_V4)
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irqstate_t irq_state;
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#endif
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void bus_lock(bool lock);
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};
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