lab 3 stany stare

#include <stdio.h>
#include <io.h>
#include <system.h>
#include "alt_types.h"
#include "altera_avalon_pio_regs.h"
#include "sys/alt_irq.h"
//#include "sys/alt_timestamp.h"
#include <unistd.h>
#include "definition.h"

#define  SW0 0x00000001
#define  SW1 0x00000002
#define  SW2 0x00000004
#define  SW3 0x00000008
#define  SW4 0x00000010
#define  SW5 0x00000020
#define  SW6 0x00000040

#define  L_NULL 0x00000000
#define  LED0 0x00000001
#define  LED1 0x00000002
#define  LED2 0x00000004
#define  LED3 0x00000008
#define  LED4 0x00000010
#define  LED5 0x00000020
#define  LED6 0x00000040

#define  SEGA 0x00001
#define  SEGB 0x00002
#define  SEGC 0x00004
#define  SEGD 0x00008
#define  SEGE 0x00010
#define  SEGF 0x00020
#define  SEGG 0x00040

#define H_NULL 0x00000000
#define ONE  SEGB | SEGC
#define TWO  SEGA | SEGB | SEGD | SEGE | SEGG
#define THREE SEGA | SEGB | SEGC | SEGD | SEGG
#define FOUR  SEGB | SEGC | SEGF | SEGG
#define FIVE  SEGA | SEGC | SEGD | SEGF | SEGG
#define SIX  SEGA | SEGC | SEGD | SEGE | SEGF | SEGG
#define CHAR_E SEGA | SEGD | SEGE | SEGF | SEGG
#define CHAR_R SEGE | SEGG

struct interrupt_data{
    volatile int* leds;
    volatile int* hex;
    volatile int* sw;
};

int state;

static void handle_sliders_interrupt(struct interrupt_data * data){

    sw = IORD(SW_SLIDERS_BASE, 0);

    switch(state){
        case 0:
            if       ((sw & SW1) && !(sw & (SW2 | SW3 | SW4 | SW5 | SW6))) {
                state = 1;
                IOWR(data->leds, 0, LED0);
                IOWR(data->hex, 0, ONE);
            }else if ((sw & SW2) && !(sw & (SW1 | SW3 | SW4 | SW5 | SW6))) {
                state = 2;
                IOWR(data->leds, 0, LED1);
                IOWR(data->hex, 0, TWO);
            }else if ((sw & SW3) && !(sw & (SW2 | SW1 | SW4 | SW5 | SW6))) {
                state = 3;
                IOWR(data->leds, 0, LED2);
                IOWR(data->hex, 0, THREE);
            }else if ((sw & SW4) && !(sw & (SW2 | SW3 | SW1 | SW5 | SW6))) {
                state = 4;
                IOWR(data->leds, 0, LED3);
                IOWR(data->hex, 0, FOUR);
            }else if ((sw & SW5) && !(sw & (SW2 | SW3 | SW4 | SW1 | SW6))) {
                state = 5;
                IOWR(data->leds, 0, LED4);
                IOWR(data->hex, 0, FIVE);
            }else if ((sw & SW6) && !(sw & (SW2 | SW3 | SW4 | SW5 | SW1))) {
                state = 6;
                IOWR(data->leds, 0, LED5);
                IOWR(data->hex, 0, SIX);
            }
        break;
        case 1: case 2:
        case 3: case 4:
        case 5: case 6:
            if(sw == 0){
                state = 0;
                IOWR(data->leds, 0, L_NULL);
                IOWR(data->hex, 0, H_NULL);
            }
            else{
                state = 7;
                IOWR(data->leds, 0, LED6);
                IOWR(data->hex, 0, CHAR_R);
                IOWR(data->hex, 1, CHAR_R);
                IOWR(data->hex, 2, CHAR_E);
            }
        case 7:
            if       ((sw & SW1) && !(sw & (SW2 | SW3 | SW4 | SW5 | SW6))) {
                state = 1;
                IOWR(data->leds, 0, LED0);
                IOWR(data->hex, 0, ONE);
            }else if ((sw & SW2) && !(sw & (SW1 | SW3 | SW4 | SW5 | SW6))) {
                state = 2;
                IOWR(data->leds, 0, LED1);
                IOWR(data->hex, 0, TWO);
            }else if ((sw & SW3) && !(sw & (SW2 | SW1 | SW4 | SW5 | SW6))) {
                state = 3;
                IOWR(data->leds, 0, LED2);
                IOWR(data->hex, 0, THREE);
            }else if ((sw & SW4) && !(sw & (SW2 | SW3 | SW1 | SW5 | SW6))) {
                state = 4;
                IOWR(data->leds, 0, LED3);
                IOWR(data->hex, 0, FOUR);
            }else if ((sw & SW5) && !(sw & (SW2 | SW3 | SW4 | SW1 | SW6))) {
                state = 5;
                IOWR(data->leds, 0, LED4);
                IOWR(data->hex, 0, FIVE);
            }else if ((sw & SW6) && !(sw & (SW2 | SW3 | SW4 | SW5 | SW1))) {
                state = 6;
                IOWR(data->leds, 0, LED5);
                IOWR(data->hex, 0, SIX);
            }else {
                //state = 7;
                IOWR(data->leds, 0, LED6);
                IOWR(data->hex, 0, CHAR_R);
                IOWR(data->hex, 1, CHAR_R);
                IOWR(data->hex, 2, CHAR_E);
            }
        break;
    }
    /*
    if       ((sw & SW6) && !(SW & (SW1 | SW2 | SW3 | SW4 | SW5))) {
        IOWR(data->leds, 0, LED0);
        IOWR(data->hex, 0, ONE);
    }else if ((sw & SW1) && !(sw & (SW6 | SW2 | SW3 | SW4 | SW5))) {
        IOWR(data->leds, 0, LED1);
        IOWR(data->hex, 0, TWO);
    }else if ((sw & SW2) && !(sw & (SW1 | SW6 | SW3 | SW4 | SW5))) {
        IOWR(data->leds, 0, LED2);
        IOWR(data->hex, 0, THREE);
    }else if ((sw & SW3) && !(sw & (SW1 | SW2 | SW6 | SW4 | SW5))) {
        IOWR(data->leds, 0, LED3);
        IOWR(data->hex, 0, FOUR);
    }else if ((sw & SW4) && !(sw & (SW1 | SW2 | SW3 | SW6 | SW5))) {
        IOWR(data->leds, 0, LED4);
        IOWR(data->hex, 0, FIVE);
    }else if ((sw & SW5) && !(sw & (SW1 | SW2 | SW3 | SW4 | SW6))) {
        IOWR(data->leds, 0, LED5);
        IOWR(data->hex, 0, SIX);
    }else if (!(sw & (SW6 | SW1 | SW2 | SW3 | SW4 | SW5))){
        IOWR(data->leds, 0, L_NULL);
        IOWR(data->hex, 0, H_NULL);
    }else {
        IOWR(data->leds, 0, LED6);
        IOWR(data->hex, 0, CHAR_R);
        IOWR(data->hex, 1, CHAR_R);
        IOWR(data->hex, 2, CHAR_E);
    }
    */
}


int main(){
    IOWR(HEX_BASE, 0, 0);
    IOWR(HEX_BASE, 1, 0);
    IOWR(HEX_BASE, 2, 0);
    IOWR(HEX_BASE, 3, 0);
    IOWR(HEX_BASE, 4, 0);
    IOWR(HEX_BASE, 5, 0);

    volatile int* sliders = (int*) SW_SLIDERS_BASE;
    volatile int* leds = (int*) LEDS_BASE;
    volatile int* hex = (int*) HEX_BASE;

    struct interrupt_data data;

    data.hex = hex;
    data.leds = leds;
    data.sw = sliders;

    state = 0;

    //                                              SW 6543210
    IOWR_ALTERA_AVALON_PIO_IRQ_MASK(SW_SLIDERS_BASE, 0b1111111);

    alt_ic_isr_register(SW_SLIDERS_IRQ_INTERRUPT_CONTROLLER_ID, SW_SLIDERS_IRQ, handle_sliders_interrupt, &data, 0x0);
    alt_ic_irq_enable(SW_SLIDERS_IRQ_INTERRUPT_CONTROLLER_ID, SW_SLIDERS_IRQ);

    while(1){}

  return 0;
}