44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
#pragma once
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#include "I2cCompat.h"
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#include "CoreTypes.h"
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#include <string>
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#include <vector>
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namespace tt::hal::i2c {
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typedef enum {
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InitByTactility, // Tactility will initialize it in the correct bootup phase
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InitByExternal, // The device is already initialized and Tactility should assume it works
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InitDisabled // Not initialized by default
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} InitMode;
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typedef struct {
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std::string name;
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/** The port to operate on */
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i2c_port_t port;
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/** Whether this bus should be initialized when device starts up */
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InitMode initMode;
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/** Whether this bus can stopped and re-started. */
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bool canReinit;
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/** Whether configuration can be changed. */
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bool hasMutableConfiguration;
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/** Read/write timeout (not related to mutex locking mechanism) */
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TickType_t timeout;
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/** Configuration that must be valid when initAtBoot is set to true. */
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i2c_config_t config;
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} Configuration;
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bool init(const std::vector<i2c::Configuration>& configurations);
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bool start(i2c_port_t port);
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bool stop(i2c_port_t port);
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bool isStarted(i2c_port_t port);
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bool masterRead(i2c_port_t port, uint8_t address, uint8_t* data, size_t dataSize);
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bool masterWrite(i2c_port_t port, uint16_t address, const uint8_t* data, uint16_t dataSize);
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bool masterWriteRead(i2c_port_t port, uint8_t address, const uint8_t* writeData, size_t writeDataSize, uint8_t* readData, size_t readDataSize);
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TtStatus lock(i2c_port_t port, uint32_t timeout = UINT_MAX);
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TtStatus unlock(i2c_port_t port);
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} // namespace
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