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microRTPS: transport: normalize configs with mavlink/mavlink-router

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TSC21
2021-07-30 12:15:40 +02:00
committed by Nuno Marques
parent af8a6117fa
commit 4b6646c5f3
1 changed files with 51 additions and 8 deletions
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msg/templates/urtps/microRTPS_transport.cpp
+51 -8
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@@ -37,13 +37,19 @@
#include <sys/socket.h> #include <sys/socket.h>
#include <cstdlib> #include <cstdlib>
#include <inttypes.h> #include <inttypes.h>
#include <sys/ioctl.h>
#if __has_include("px4_platform_common/log.h") && __has_include("px4_platform_common/time.h") #if __has_include("px4_platform_common/log.h") && __has_include("px4_platform_common/time.h")
#include <px4_platform_common/log.h> #include <px4_platform_common/log.h>
#include <px4_platform_common/time.h> #include <px4_platform_common/time.h>
#endif #endif
#if defined(__linux__) || defined(__PX4_LINUX)
#include <linux/serial.h>
#endif /* __linux__ */
#include "microRTPS_transport.h" #include "microRTPS_transport.h"
/** CRC table for the CRC-16. The poly is 0x8005 (x^16 + x^15 + x^2 + 1) */ /** CRC table for the CRC-16. The poly is 0x8005 (x^16 + x^15 + x^2 + 1) */
uint16_t const crc16_table[256] = { uint16_t const crc16_table[256] = {
0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241, 0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
@@ -344,17 +350,25 @@ int UART_node::init()
return -errno_bkp; return -errno_bkp;
} }
// Set up the UART for non-canonical binary communication: 8 bits, 1 stop bit, no parity. #if defined(__linux__) || defined(__PX4_LINUX)
uart_config.c_iflag &= ~(INPCK | ISTRIP | INLCR | IGNCR | ICRNL | IXON | IXANY | IXOFF); uart_config.c_iflag &= ~(IGNBRK | BRKINT | ICRNL | INLCR | PARMRK | INPCK | ISTRIP | IXON);
uart_config.c_iflag |= IGNBRK | IGNPAR; uart_config.c_oflag &= ~(OCRNL | ONLCR | ONLRET | ONOCR | OFILL | OPOST);
uart_config.c_oflag &= ~(OPOST | ONLCR | OCRNL | ONOCR | ONLRET | OFILL | NLDLY | VTDLY); uart_config.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHOCTL | ECHOKE | ECHONL | ICANON | IEXTEN | ISIG);
uart_config.c_oflag |= NL0 | VT0;
uart_config.c_cflag &= ~(CSIZE | CSTOPB | PARENB); // never send SIGTTOU
uart_config.c_cflag |= CS8 | CREAD | CLOCAL; uart_config.c_lflag &= ~(TOSTOP);
uart_config.c_lflag &= ~(ISIG | ICANON | ECHO | TOSTOP | IEXTEN); // ignore modem control lines
uart_config.c_cflag |= CLOCAL;
// 8 bits
uart_config.c_cflag |= CS8;
#else /* __linux__ */
// Clear ONLCR flag (which appends a CR for every LF)
uart_config.c_oflag &= ~ONLCR;
#endif
// Flow control // Flow control
if (_hw_flow_control) { if (_hw_flow_control) {
@@ -404,6 +418,35 @@ int UART_node::init()
return -errno_bkp; return -errno_bkp;
} }
#if defined(__linux__) || defined(__PX4_LINUX)
// For Linux, set high speed polling at the chip level. Since this routine relies on a USB latency
// change at the chip level it may fail on certain chip sets if their driver does not support this
// configuration request
{
struct serial_struct serial_ctl;
if (ioctl(_uart_fd, TIOCGSERIAL, &serial_ctl) < 0) {
printf("\033[0;31m[ micrortps_transport ]\tError while trying to read serial port configuration: %d\033[0m\n", errno);
if (ioctl(_uart_fd, TCFLSH, TCIOFLUSH) == -1) {
int errno_bkp = errno;
printf("\033[0;31m[ protocol__splitter ]\tCould not flush terminal\033[0m\n");
close();
return -errno_bkp;
}
}
serial_ctl.flags |= ASYNC_LOW_LATENCY;
if (ioctl(_uart_fd, TIOCSSERIAL, &serial_ctl) < 0) {
int errno_bkp = errno;
printf("\033[0;31m[ micrortps_transport ]\tError while trying to write serial port latency: %d\033[0m\n", errno);
close();
return -errno_bkp;
}
}
#endif /* __linux__ */
char aux[64]; char aux[64];
bool flush = false; bool flush = false;