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/*
Copyright 2015 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "hal.h"
#include "print.h"
#include "led.h"
#include "led_controller.h"
/* WARNING! This function needs to be callable from
* both regular threads and ISRs, unlocked (during resume-from-sleep).
* In particular, I2C functions (interrupt-driven) should NOT be called from here.
*/
void led_set(uint8_t usb_led) {
msg_t msg;
/*
// PTA5: LED (1:on/0:off)
GPIOA->PDDR |= (1<<1);
PORTA->PCR[5] |= PORTx_PCRn_DSE | PORTx_PCRn_MUX(1);
if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
GPIOA->PSOR |= (1<<5);
} else {
GPIOA->PCOR |= (1<<5);
}
*/
if (usb_led & (1<<USB_LED_NUM_LOCK)) {
// signal the LED control thread
chSysUnconditionalLock();
msg=(TOGGLE_NUM_LOCK << 8) | 1;
chMBPostI(&led_mailbox, msg);
chSysUnconditionalUnlock();
} else {
// signal the LED control thread
xprintf("NUMLOCK OFF\n");
chSysUnconditionalLock();
msg=(TOGGLE_NUM_LOCK << 8) | 0;
chMBPostI(&led_mailbox, msg);
chSysUnconditionalUnlock();
}
if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
// signal the LED control thread
xprintf("CAPSLOCK ON\n");
chSysUnconditionalLock();
msg=(TOGGLE_CAPS_LOCK << 8) | 1;
chMBPostI(&led_mailbox, msg);
chSysUnconditionalUnlock();
} else {
// signal the LED control thread
chSysUnconditionalLock();
msg=(TOGGLE_CAPS_LOCK << 8) | 0;
chMBPostI(&led_mailbox, msg);
chSysUnconditionalUnlock();
}
}
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