62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
#pragma once
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#include <Tactility/RtosCompat.h>
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#include "UartCompat.h"
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#include "../Gpio.h"
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#include <vector>
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#include <memory>
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namespace tt::hal::uart {
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enum class InitMode {
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ByTactility, // Tactility will initialize it in the correct bootup phase
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ByExternal, // The device is already initialized and Tactility should assume it works
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Disabled // Not initialized by default
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};
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struct Configuration {
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uart_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 .config can be changed. */
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bool hasMutableConfiguration;
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/** Receive GPIO pin */
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gpio_num_t rxPin;
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/** Transmit GPIO pin */
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gpio_num_t txPin;
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/** Read-To-Send GPIO pin */
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gpio_num_t rtsPin;
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/** Clear-To-Send Send GPIO pin */
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gpio_num_t ctsPin;
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/** Receive buffer size in bytes */
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unsigned int rxBufferSize;
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/** Transmit buffer size in bytes */
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unsigned int txBufferSize;
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/** Native configuration */
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uart_config_t config;
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};
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enum class Status {
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Started,
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Stopped,
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Unknown
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};
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bool init(const std::vector<uart::Configuration>& configurations);
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bool start(uart_port_t port);
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bool stop(uart_port_t port);
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bool isStarted(uart_port_t port);
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bool lock(uart_port_t port, TickType_t timeout = 10 / portTICK_PERIOD_MS);
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bool unlock(uart_port_t port);
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size_t read(uart_port_t port, uint8_t* buffer, size_t bufferSize, TickType_t timeout = 10 / portTICK_PERIOD_MS);
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size_t write(uart_port_t port, const uint8_t* buffer, size_t bufferSize, TickType_t timeout = 10 / portTICK_PERIOD_MS);
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} // namespace tt::hal::uart
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