mirror of https://github.com/ArduPilot/ardupilot
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
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/*
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ToshibaLED VRBRAIN driver
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*/
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/*
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <AP_HAL.h>
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#if CONFIG_HAL_BOARD == HAL_BOARD_VRBRAIN
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#include "ToshibaLED_VRBRAIN.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <drivers/drv_rgbled.h>
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#include <stdio.h>
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#include <errno.h>
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extern const AP_HAL::HAL& hal;
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bool ToshibaLED_VRBRAIN::hw_init()
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{
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// open the rgb led device
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_rgbled_fd = open(RGBLED_DEVICE_PATH, 0);
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if (_rgbled_fd == -1) {
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hal.console->printf("Unable to open " RGBLED_DEVICE_PATH);
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return false;
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}
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ioctl(_rgbled_fd, RGBLED_SET_MODE, (unsigned long)RGBLED_MODE_ON);
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last.zero();
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next.zero();
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hal.scheduler->register_io_process(AP_HAL_MEMBERPROC(&ToshibaLED_VRBRAIN::update_timer));
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return true;
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}
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// set_rgb - set color as a combination of red, green and blue values
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bool ToshibaLED_VRBRAIN::hw_set_rgb(uint8_t red, uint8_t green, uint8_t blue)
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{
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hal.scheduler->suspend_timer_procs();
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next[0] = red;
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next[1] = green;
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next[2] = blue;
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hal.scheduler->resume_timer_procs();
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return true;
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}
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void ToshibaLED_VRBRAIN::update_timer(void)
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{
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if (last == next) {
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return;
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}
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rgbled_rgbset_t v;
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v.red = next[0];
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v.green = next[1];
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v.blue = next[2];
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ioctl(_rgbled_fd, RGBLED_SET_RGB, (unsigned long)&v);
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last = next;
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}
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#endif // CONFIG_HAL_BOARD == HAL_BOARD_VRBRAIN
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