mirror of https://github.com/ArduPilot/ardupilot
88 lines
1.8 KiB
C++
88 lines
1.8 KiB
C++
#include <AP_HAL/AP_HAL.h>
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#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
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#include "RCOutput.h"
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#define ENABLE_DEBUG 0
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#if ENABLE_DEBUG
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# include <stdio.h>
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# define Debug(fmt, args ...) do {::printf("%s:%d: " fmt "\n", __FUNCTION__, __LINE__, ## args); } while (0)
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#else
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# define Debug(fmt, args ...)
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#endif
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using namespace HALSITL;
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void RCOutput::init() {}
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void RCOutput::set_freq(uint32_t chmask, uint16_t freq_hz)
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{
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Debug("set_freq(0x%04x, %u)\n", static_cast<uint32_t>(chmask), static_cast<uint32_t>(freq_hz));
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_freq_hz = freq_hz;
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}
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uint16_t RCOutput::get_freq(uint8_t ch)
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{
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return _freq_hz;
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}
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void RCOutput::enable_ch(uint8_t ch)
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{
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if (!(_enable_mask & (1U << ch))) {
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Debug("enable_ch(%u)\n", ch);
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}
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_enable_mask |= 1U << ch;
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}
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void RCOutput::disable_ch(uint8_t ch)
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{
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if (_enable_mask & (1U << ch)) {
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Debug("disable_ch(%u)\n", ch);
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}
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_enable_mask &= ~1U << ch;
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}
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void RCOutput::write(uint8_t ch, uint16_t period_us)
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{
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_sitlState->output_ready = true;
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if (ch < SITL_NUM_CHANNELS && (_enable_mask & (1U<<ch))) {
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if (_corked) {
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_pending[ch] = period_us;
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} else {
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_sitlState->pwm_output[ch] = period_us;
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}
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}
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}
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uint16_t RCOutput::read(uint8_t ch)
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{
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if (ch < SITL_NUM_CHANNELS) {
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return _sitlState->pwm_output[ch];
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}
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return 0;
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}
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void RCOutput::read(uint16_t* period_us, uint8_t len)
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{
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memcpy(period_us, _sitlState->pwm_output, len * sizeof(uint16_t));
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}
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void RCOutput::cork(void)
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{
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if (!_corked) {
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memcpy(_pending, _sitlState->pwm_output, SITL_NUM_CHANNELS * sizeof(uint16_t));
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_corked = true;
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}
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}
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void RCOutput::push(void)
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{
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if (_corked) {
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memcpy(_sitlState->pwm_output, _pending, SITL_NUM_CHANNELS * sizeof(uint16_t));
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_corked = false;
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}
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}
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#endif
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