Tasmota/lib/lib_rf/RF24/utility/SPIDEV/interrupt.h

69 lines
2.1 KiB
C

/*
Interrupts functions extruded from wiringPi library by Oitzu.
wiringPi Copyright (c) 2012 Gordon Henderson
https://projects.drogon.net/raspberry-pi/wiringpi
wiringPi is free software: GNU Lesser General Public License
see <http://www.gnu.org/licenses/>
*/
#include "RF24_arch_config.h"
#define INT_EDGE_SETUP 0
#define INT_EDGE_FALLING 1
#define INT_EDGE_RISING 2
#define INT_EDGE_BOTH 3
/*
* interruptHandler:
* This is a thread and gets started to wait for the interrupt we're
* hoping to catch. It will call the user-function when the interrupt
* fires.
*********************************************************************************
*/
void *interruptHandler (void *arg);
#ifdef __cplusplus
extern "C" {
#endif
/*
* waitForInterrupt:
* Pi Specific.
* Wait for Interrupt on a GPIO pin.
* This is actually done via the /sys/class/gpio interface regardless of
* the wiringPi access mode in-use. Maybe sometime it might get a better
* way for a bit more efficiency.
*********************************************************************************
*/
extern int waitForInterrupt (int pin, int mS);
/*
* piHiPri:
* Attempt to set a high priority schedulling for the running program
*********************************************************************************
*/
extern int piHiPri (const int pri);
/*
* attachInterrupt (Original: wiringPiISR):
* Pi Specific.
* Take the details and create an interrupt handler that will do a call-
* back to the user supplied function.
*********************************************************************************
*/
extern int attachInterrupt (int pin, int mode, void (*function)(void));
/*
* detachInterrupt:
* Pi Specific detachInterrupt.
* Will cancel the interrupt thread, close the filehandle and
* setting wiringPi back to 'none' mode.
*********************************************************************************
*/
extern int detachInterrupt (int pin);
extern void rfNoInterrupts();
extern void rfInterrupts();
#ifdef __cplusplus
}
#endif