tunerstudio_io_serial.cpp

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/**
 * Implementation for hardware-serial TunerStudio ports
 */
 
#include "tunerstudio_io.h"
 
#if defined(TS_PRIMARY_UxART_PORT) || defined(TS_SECONDARY_UxART_PORT)
#if HAL_USE_SERIAL
void SerialTsChannel::start(uint32_t baud) {
    SerialConfig cfg = {
        #if EFI_PROD_CODE
            .speed = baud,
            .cr1 = 0,
            .cr2 = USART_CR2_STOP1_BITS,
            .cr3 = 0
        #endif // EFI_PROD_CODE
    };
 
    sdStart(m_driver, &cfg);
}
 
void SerialTsChannel::stop() {
    sdStop(m_driver);
}
 
void SerialTsChannel::write(const uint8_t* buffer, size_t size, bool /*isEndOfPacket*/) {
    size_t transferred = chnWriteTimeout(m_driver, buffer, size, BINARY_IO_TIMEOUT);
    bytesOut += transferred;
}
 
size_t SerialTsChannel::readTimeout(uint8_t* buffer, size_t size, int timeout) {
    size_t transferred = chnReadTimeout(m_driver, buffer, size, timeout);
    bytesIn += transferred;
    return transferred;
}
 
#endif // HAL_USE_SERIAL
 
#if HAL_USE_UART
 
void UartTsChannel::start(uint32_t baud) {
    m_config = { 
        .txend1_cb      = NULL,
        .txend2_cb      = NULL,
        .rxend_cb       = NULL,
        .rxchar_cb      = NULL,
        .rxerr_cb       = NULL,
        .timeout_cb     = NULL,
#if defined(STM32F7XX)
        .timeout        = 0,
#endif
        .speed          = baud,
        .cr1            = 0,
        .cr2            = USART_CR2_STOP1_BITS | USART_CR2_LINEN,
        .cr3            = 0,
#if defined(STM32F4XX) || defined(CPU_MKE16F512VLH16)
        .rxhalf_cb      = NULL
#endif
    };
 
    uartStart(m_driver, &m_config);
}
 
void UartTsChannel::stop() {
    uartStop(m_driver);
}
 
void UartTsChannel::write(const uint8_t* buffer, size_t size, bool) {
    size_t transferred = uartSendTimeout(m_driver, &size, buffer, BINARY_IO_TIMEOUT);
    bytesOut += transferred;
}
 
size_t UartTsChannel::readTimeout(uint8_t* buffer, size_t size, int timeout) {
    // nasty in/out parameter approach:
    // in entry: number of data frames to receive
    // on exit the number of frames actually received
    uartReceiveTimeout(m_driver, &size, buffer, timeout);
    bytesIn += size;
    return size;
}
#endif // HAL_USE_UART
#endif // defined(TS_PRIMARY_UxART_PORT) || defined(TS_SECONDARY_UxART_PORT)