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95 lines
2.6 KiB
95 lines
2.6 KiB
/// @file GCS_MAVLink.h |
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/// @brief One size fits all header for MAVLink integration. |
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#pragma once |
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#include <AP_HAL/AP_HAL.h> |
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#include <AP_Param/AP_Param.h> |
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#include <AP_Math/AP_Math.h> |
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// we have separate helpers disabled to make it possible |
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// to select MAVLink 1.0 in the arduino GUI build |
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#define MAVLINK_SEPARATE_HELPERS |
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#define MAVLINK_SEND_UART_BYTES(chan, buf, len) comm_send_buffer(chan, buf, len) |
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// allow five telemetry ports |
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#define MAVLINK_COMM_NUM_BUFFERS 5 |
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/* |
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The MAVLink protocol code generator does its own alignment, so |
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alignment cast warnings can be ignored |
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*/ |
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#pragma GCC diagnostic push |
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#pragma GCC diagnostic ignored "-Wcast-align" |
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#include "include/mavlink/v2.0/ardupilotmega/version.h" |
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#define MAVLINK_MAX_PAYLOAD_LEN 255 |
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#include "include/mavlink/v2.0/mavlink_types.h" |
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/// MAVLink stream used for uartA |
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extern AP_HAL::UARTDriver *mavlink_comm_port[MAVLINK_COMM_NUM_BUFFERS]; |
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/// MAVLink system definition |
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extern mavlink_system_t mavlink_system; |
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/// Sanity check MAVLink channel |
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/// |
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/// @param chan Channel to send to |
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static inline bool valid_channel(mavlink_channel_t chan) |
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{ |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wtautological-constant-out-of-range-compare" |
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return chan < MAVLINK_COMM_NUM_BUFFERS; |
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#pragma clang diagnostic pop |
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} |
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/// Send a byte to the nominated MAVLink channel |
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/// |
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/// @param chan Channel to send to |
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/// @param ch Byte to send |
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/// |
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static inline void comm_send_ch(mavlink_channel_t chan, uint8_t ch) |
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{ |
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if (!valid_channel(chan)) { |
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return; |
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} |
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mavlink_comm_port[chan]->write(ch); |
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} |
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void comm_send_buffer(mavlink_channel_t chan, const uint8_t *buf, uint8_t len); |
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/// Read a byte from the nominated MAVLink channel |
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/// |
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/// @param chan Channel to receive on |
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/// @returns Byte read |
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/// |
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uint8_t comm_receive_ch(mavlink_channel_t chan); |
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/// Check for available data on the nominated MAVLink channel |
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/// |
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/// @param chan Channel to check |
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/// @returns Number of bytes available |
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uint16_t comm_get_available(mavlink_channel_t chan); |
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/// Check for available transmit space on the nominated MAVLink channel |
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/// |
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/// @param chan Channel to check |
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/// @returns Number of bytes available |
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uint16_t comm_get_txspace(mavlink_channel_t chan); |
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/* |
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return true if the MAVLink parser is idle, so there is no partly parsed |
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MAVLink message being processed |
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*/ |
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bool comm_is_idle(mavlink_channel_t chan); |
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#define MAVLINK_USE_CONVENIENCE_FUNCTIONS |
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#include "include/mavlink/v2.0/ardupilotmega/mavlink.h" |
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// return a MAVLink variable type given a AP_Param type |
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uint8_t mav_var_type(enum ap_var_type t); |
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#pragma GCC diagnostic pop
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