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https://github.com/mudita/MuditaOS.git
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938cbc186a
* EGD-3229 [FIX] UTF8 fixed uint32_t range error * EGD-3229 [util] gui::Item Navigation switch case moved to function Needed to not copy senslessly NavigationDirection enum switch case * gui::Item Navigation switch case moved to function * added NavigationDirection::None enum value * cleaned up Navigation.hpp/cpp * EGD-3229 [util] gui: InputEvent - str() for logging added & is...() check methods * EGD-3229 [util] removed notorious log on unknown glyph * EGD-3229 [util] InputMode - added is(Mode) method, input Profile added default definition * is() method addded to check instead of `==` comparison * added default to Profile instead of `== 0` use * [FIX] ARM GCC 10.1.0 - build fixed fixed include in wrong place * PR style fix * Review applied
97 lines
2.9 KiB
C++
97 lines
2.9 KiB
C++
#include "bsp/usb_cdc/usb_cdc.hpp"
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#include <termios.h>
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#include <fcntl.h>
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namespace bsp
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{
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int fd;
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xQueueHandle USBReceiveQueue;
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void usbCDCReceive(void *)
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{
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LOG_INFO("[ServiceDesktop:BSP_Driver] Start reading on fd:%d", fd);
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uint8_t inputData[SERIAL_BUFFER_LEN];
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static std::string receiveMsg;
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while (1) {
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if (uxQueueSpacesAvailable(USBReceiveQueue) != 0) {
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ssize_t length = read(fd, &inputData[0], SERIAL_BUFFER_LEN);
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if (length > 0) {
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receiveMsg = std::string(inputData, inputData + length);
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LOG_DEBUG("[ServiceDesktop:BSP_Driver] Received: %d signs", static_cast<int>(length));
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xQueueSend(USBReceiveQueue, &receiveMsg, portMAX_DELAY);
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}
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else {
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// yielding task because nothing in a buffer
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vTaskDelay(10);
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}
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}
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else {
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LOG_DEBUG("[ServiceDesktop:BSP_Driver] USB receive Queue is full, yielding task");
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vTaskDelay(1000);
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}
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}
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}
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int usbCDCSend(std::string *sendMsg)
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{
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ssize_t t = write(fd, (*sendMsg).c_str(), (*sendMsg).length());
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delete sendMsg;
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if (t >= 0) {
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LOG_DEBUG("[ServiceDesktop:BSP_Driver] Send: %d signs", static_cast<int>(t));
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return 0;
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}
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else {
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LOG_ERROR("[ServiceDesktop:BSP_Driver] Writing to PTY failed with code: %d", errno);
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return -1;
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}
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}
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int usbCDCInit(xQueueHandle receiveQueue)
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{
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fd = 0;
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fd = open("/dev/ptmx", O_RDWR | O_NOCTTY);
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if (fd == -1) {
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return (-1);
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}
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grantpt(fd);
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unlockpt(fd);
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char *pts_name = ptsname(fd);
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LOG_INFO("[ServiceDesktop:BSP_Driver] VCOMAPPInit linux ptsname: %s", pts_name);
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struct termios newtio;
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memset(&newtio, 0, sizeof(newtio));
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struct termios oldtio;
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tcgetattr(fd, &oldtio);
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newtio = oldtio;
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newtio.c_cflag = SERIAL_BAUDRATE | CS8 | CLOCAL | CREAD;
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newtio.c_iflag = 0;
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newtio.c_oflag = 0;
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newtio.c_lflag = 0;
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newtio.c_cc[VMIN] = 1;
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newtio.c_cc[VTIME] = 0;
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tcflush(fd, TCIFLUSH);
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cfsetispeed(&newtio, SERIAL_BAUDRATE);
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cfsetospeed(&newtio, SERIAL_BAUDRATE);
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tcsetattr(fd, TCSANOW, &newtio);
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xTaskHandle taskHandleReceive;
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USBReceiveQueue = receiveQueue;
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BaseType_t task_error = xTaskCreate(
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usbCDCReceive, "USBLinuxReceive", SERIAL_BUFFER_LEN * 8, (void *)1, tskIDLE_PRIORITY, &taskHandleReceive);
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if (task_error != pdPASS) {
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LOG_ERROR("[ServiceDesktop:BSP_Driver] Failed to start freertos USB_Linux_Receive");
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}
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return (fd);
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}
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} // namespace bsp
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