Subversion Repositories z80soc

#include <z80soc.h>

#include <stdio.h>

#include <string.h>

void cls(void) {

        __asm

    push    hl

    push    bc

    push    af

        ld              hl,(#0x57D4)

    ld          bc,#4799

cls1::

        ld              a,#0x20

        ld              (hl),a

    inc     hl

    dec     bc

    ld      a,b

    or      c

    jr      nz,cls1

    pop    af

    pop    bc

    pop    hl

        __endasm;

}

void writeMemory(unsigned int address, unsigned char byte)

{

    address;

    byte;

 // *(unsigned int*)address = byte;

    __asm

    pop     bc

    pop     hl

    push        hl

    push        bc

    ld      iy,#4

    add     iy,sp

    ld      d,0 (iy)

    ld      (hl),d

    __endasm;

}

unsigned char readMemory(unsigned int address) {

    return *(unsigned int*)address;

}

void writeMemoryInt(unsigned int address, unsigned int value)

{

    address;

    value;

   /* __asm

    ;asmStore16bitValue.c:4: hl = address;

    ld          b,-3 (ix)

    ld          c,-4 (ix)

    ;asmStore16bitValue.c:5: bc = value;

    ld          h,-5 (ix)

    ld          l,-6 (ix)

    ld          (hl),c

    inc         hl

    ld          (hl),b

    __endasm;*/

    __asm

    pop     de

    pop     hl

    pop     bc

    push    bc

    push    hl

    push    de

    ld      (hl),c

    inc     hl

    ld      (hl),b

    __endasm;

}

unsigned int readMemoryInt(unsigned int address) {

    return *(unsigned int*)address;

}

void cursorxy(short int x, short int y) {

        writeMemory(0x57CE, y);

        writeMemory(0x57CF, x);

        writeMemoryInt(0x57D0, readMemoryInt(0x57D4) + ( readMemory(0x57CC) * y ) + x);

        // printf("DEBUG: NEW VIDEO MEMORY ADDRESS:%x",readMemoryInt(0x52C6));

}

unsigned char inkey(void) {

        __sfr __at KBDPORT static KBDIOPort;

        return KBDIOPort;

}

char getchar(void) {

    char key;

        key=inkey();

    while (key == 0 ) {

        key = inkey();

    }

        return key;

}

void greenLeds(unsigned char byte) {

        __sfr __at GLEDSPORT static GLEDIOPort;

        GLEDIOPort = byte;

}

unsigned char pushButton(void) {

        __sfr __at PBUTTPORT static PB;

        return PB;

}

unsigned char dipSwitchA(void) {

        __sfr __at DPSWPORTA static SW;

        return SW;

}

void redLedsA(unsigned char byte) {

    __sfr __at RLEDSPORTA static RLEDIOPort;

    RLEDIOPort = byte;

}

void redLedsB(unsigned char byte) {

    __sfr __at RLEDSPORTB static RLEDIOPort;

    RLEDIOPort = byte;

}

void hexlsb0(unsigned char byte) {

    __sfr __at CHEXLSB0 static HEX01;

    HEX01 = byte;

}

void hexmsb0(unsigned char byte) {

    __sfr __at CHEXMSB0 static HEX23;

    HEX23 = byte;

}

void hexlsb1(unsigned char byte) {

    __sfr __at CHEXLSB1 static HEX01;

    HEX01 = byte;

}

void hexmsb1(unsigned char byte) {

    __sfr __at CHEXMSB1 static HEX23;

    HEX23 = byte;

}

unsigned char dipSwitchB(void) {

    __sfr __at DPSWPORTB static SW;

    return SW;

}

void lcdonoff(unsigned char byte) {

    __sfr __at LCDCTLPORT static LCDOnOffPort;

    LCDOnOffPort = byte;

}

void printlcd(unsigned char pos, char s[]) {

    unsigned char i;

    unsigned int lcdmem = readMemoryInt(0x57DC) + pos;

    for (i = 0;i < strlen(s); i++) {

        writeMemory(lcdmem + i, s[i]);

    }

}

unsigned char rotaryButton(void) {

    __sfr __at ROTARY static ROT;

    return ROT;

}