135 lines
3.8 KiB
C
135 lines
3.8 KiB
C
#ifndef JOYSTICK_H
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#define JOYSTICK_H
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#ifdef __AVR__
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# include <avr/io.h>
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#endif
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#include "../config.h"
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extern unsigned char waitForFire;
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void joy_init();
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#ifdef AVR
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# include <avr/io.h>
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# ifdef NES_PAD_SUPPORT
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extern volatile unsigned char fakeport;
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# define JOYISUP (!! ((1<<4) & fakeport))
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# define JOYISDOWN (!! ((1<<5) & fakeport))
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# define JOYISLEFT (!! ((1<<6) & fakeport))
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# define JOYISRIGHT (!! ((1<<7) & fakeport))
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# define JOYISFIRE (!! ((1<<0) & fakeport))
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# elif defined(RFM12_JOYSTICK_SUPPORT)
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extern volatile uint8_t rfm12_joystick_val;
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# define JOYISUP (!! ((1<<0) & rfm12_joystick_val))
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# define JOYISDOWN (!! ((1<<1) & rfm12_joystick_val))
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# define JOYISLEFT (!! ((1<<2) & rfm12_joystick_val))
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# define JOYISRIGHT (!! ((1<<3) & rfm12_joystick_val))
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# define JOYISFIRE (!! ((1<<4) & rfm12_joystick_val))
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# elif defined(HC165_JOYSTICK_SUPPORT)
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extern volatile uint8_t hc165_joystick_val;
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# define JOYISUP (! ((1<<0) & hc165_joystick_val))
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# define JOYISDOWN (! ((1<<1) & hc165_joystick_val))
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# define JOYISLEFT (! ((1<<2) & hc165_joystick_val))
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# define JOYISRIGHT (! ((1<<3) & hc165_joystick_val))
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# define JOYISFIRE (! ((1<<4) & hc165_joystick_val))
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# elif defined(NULL_JOYSTICK_SUPPORT)
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# define JOYISUP (0)
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# define JOYISDOWN (0)
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# define JOYISLEFT (0)
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# define JOYISRIGHT (0)
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# define JOYISFIRE (0)
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# elif defined (LOLSHIELD_JOYSTICK_SUPPORT)
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# if defined (__AVR_ATmega8__) || \
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defined (__AVR_ATmega48__) || \
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defined (__AVR_ATmega48P__) || \
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defined (__AVR_ATmega88__) || \
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defined (__AVR_ATmega88P__) || \
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defined (__AVR_ATmega168__) || \
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defined (__AVR_ATmega168P__) || \
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defined (__AVR_ATmega328__) || \
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defined (__AVR_ATmega328P__)
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/*
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* A0 => PC0 => JOYISUP
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* A1 => PC1 => JOYISDOWN
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* A2 => PC2 => JOYISLEFT
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* A3 => PC3 => JOYISRIGHT
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* A4 => PC4 => NC (JOYIS2GND)
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* A5 => PC5 => JOYISFIRE
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*/
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# define JOYISUP (!(PINC & _BV(PINC0)))
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# define JOYISDOWN (!(PINC & _BV(PINC1)))
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# define JOYISLEFT (!(PINC & _BV(PINC2)))
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# define JOYISRIGHT (!(PINC & _BV(PINC3)))
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# define JOYISFIRE (!(PINC & _BV(PINC5)))
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# elif defined (__AVR_ATmega32U4__)
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/*
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* A0 => PF7 => JOYISUP
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* A1 => PF6 => JOYISDOWN
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* A2 => PF5 => JOYISLEFT
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* A3 => PF4 => JOYISRIGHT
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* A4 => PF1 => NC (JOYIS2GND)
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* A5 => PF0 => JOYISFIRE
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*/
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# define JOYISUP (!(PINF & _BV(PINF7)))
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# define JOYISDOWN (!(PINF & _BV(PINF6)))
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# define JOYISLEFT (!(PINF & _BV(PINF5)))
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# define JOYISRIGHT (!(PINF & _BV(PINF4)))
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# define JOYISFIRE (!(PINF & _BV(PINF0)))
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# elif defined (__AVR_ATmega1280__) || \
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defined (__AVR_ATmega2560__)
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/*
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* A0 => PF0 => JOYISUP
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* A1 => PF1 => JOYISDOWN
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* A2 => PF2 => JOYISLEFT
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* A3 => PF3 => JOYISRIGHT
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* A4 => PF4 => NC (JOYIS2GND)
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* A5 => PF5 => JOYISFIRE
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*/
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# define JOYISUP (!(PINF & _BV(PINF0)))
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# define JOYISDOWN (!(PINF & _BV(PINF1)))
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# define JOYISLEFT (!(PINF & _BV(PINF2)))
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# define JOYISRIGHT (!(PINF & _BV(PINF3)))
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# define JOYISFIRE (!(PINF & _BV(PINF5)))
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# else
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# error "Unsupported Arduino board!"
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# endif
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# elif defined (PARALLEL_JOYSTICK_SUPPORT)
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# define JOYISUP (!(JOYSTICK_PIN_UP & (1<<JOYSTICK_BIT_UP )))
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# define JOYISDOWN (!(JOYSTICK_PIN_DOWN & (1<<JOYSTICK_BIT_DOWN )))
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# define JOYISLEFT (!(JOYSTICK_PIN_LEFT & (1<<JOYSTICK_BIT_LEFT )))
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# define JOYISRIGHT (!(JOYSTICK_PIN_RIGHT & (1<<JOYSTICK_BIT_RIGHT)))
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# define JOYISFIRE (!(JOYSTICK_PIN_FIRE & (1<<JOYSTICK_BIT_FIRE )))
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# endif
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#else
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extern volatile unsigned char fakeport;
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# define JOYISUP (0x10 & fakeport)
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# define JOYISDOWN (0x08 & fakeport)
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# define JOYISLEFT (0x02 & fakeport)
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# define JOYISRIGHT (0x04 & fakeport)
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# define JOYISFIRE (0x01 & fakeport)
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#endif
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#endif // JOYSTICK_H
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