53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/*
|
|
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 "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) {
|
|
/*
|
|
// 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);
|
|
}
|
|
*/
|
|
//TODO: How does this test if led is set
|
|
//usb_led --> led_set(usb_led) <-- chibios/host_keyboard_leds <-- keyboard_leds from usbSetupTransfer
|
|
//keyboard_leds is enum'd in chibios/main.c
|
|
if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
|
|
// signal the LED control thread
|
|
chSysUnconditionalLock();
|
|
chMBPostI(&led_mailbox, 0x59);
|
|
chSysUnconditionalUnlock();
|
|
} else {
|
|
// signal the LED control thread
|
|
chSysUnconditionalLock();
|
|
chMBPostI(&led_mailbox, 0x59);
|
|
chSysUnconditionalUnlock();
|
|
}
|
|
}
|