54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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Copyright 2015 Jun Wako <wakojun@gmail.com>
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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 2 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 "hal.h"
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#include "led.h"
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#include "led_controller.h"
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/* WARNING! This function needs to be callable from
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 * both regular threads and ISRs, unlocked (during resume-from-sleep).
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 * In particular, I2C functions (interrupt-driven) should NOT be called from here.
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 */
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void led_set(uint8_t usb_led) {
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    msg_t msg;
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    if (usb_led & (1<<USB_LED_NUM_LOCK)) {
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        chSysUnconditionalLock();
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        msg=(1 << 8) | TOGGLE_NUM_LOCK;
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        chMBPostI(&led_mailbox, msg);
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        chSysUnconditionalUnlock();
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    } else {
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        chSysUnconditionalLock();
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        msg=(0 << 8) | TOGGLE_NUM_LOCK;
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        chMBPostI(&led_mailbox, msg);
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        chSysUnconditionalUnlock();
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    }
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    if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
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        chSysUnconditionalLock();
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        msg=(1 << 8) | TOGGLE_CAPS_LOCK;
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        chMBPostI(&led_mailbox, msg);
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        chSysUnconditionalUnlock();
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    } else {
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        chSysUnconditionalLock();
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        msg=(0 << 8) | TOGGLE_CAPS_LOCK;
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        chMBPostI(&led_mailbox, msg);
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        chSysUnconditionalUnlock();
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    }
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}
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