113 lines
2.3 KiB
C
113 lines
2.3 KiB
C
#include <string.h>
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#include <stdarg.h>
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#include <fcntl.h>
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#include "data.h"
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#include "pad.h"
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#include "PPU.h"
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#include "ressource.h"
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word debugMap[0x400];
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static char debug_buffer[255];
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char hex_chars[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
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void debug_init(void) {
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word i;
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for(i=0; i<0x400; i++) {
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debugMap[i] = 0x00;
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}
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memset(debug_buffer,0,255);
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}
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void debug_enable(void){
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VRAMLoad((word) debugFont_pic, 0x5000, 2048);
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CGRAMLoad((word) debugFont_pal, (byte) 0x00, (word) 16);
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VRAMLoad((word) debugMap, 0x4000, 0x0800);
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setTileMapLocation(0x4000, (byte) 0x00, (byte) 0);
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setCharacterLocation(0x5000, (byte) 0);
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*(byte*) 0x2100 = 0x0f; // enable background
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}
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void int2hex(unsigned long number, char *buf,word size)
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{
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unsigned long n;
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unsigned char i;
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//unsigned char x;
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for (i = 0; i < size; i++) {
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n = number >> 4;
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//x = (number - (n << 4));
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buf[size-i-1] = hex_chars[(number - (n << 4))];
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number = n;
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}
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}
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void print_screen(char *buffer,word y){
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char i;
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char l;
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l = strlen(buffer);
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waitForVBlank();
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for(i=0; i<32; i++) {
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if (i<l)
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VRAMByteWrite((byte) (buffer[i]-32), (word) (0x4000+i+(y*0x20)));
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else
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VRAMByteWrite((byte) (' '-32), (word) (0x4000+i+(y*0x20)));
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}
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}
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void print_console(char *buffer){
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while(*buffer)
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*(byte*) 0x3000=*buffer++;
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}
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void printfc(char *fmt, ...){
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va_list arg;
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va_start(arg,fmt);
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vsprintf(debug_buffer,fmt,arg);
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print_console(debug_buffer);
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}
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/* keep the linker happy */
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int open(const char * _name, int _mode){
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print_console("open called\n");
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return -1;
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}
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int close(int fd){
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print_console("close called\n");
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return -1;
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}
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size_t read(int fd, void * buff, size_t len){
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print_console("read called\n");
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return 0;
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}
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size_t write(int fd, void * buffer, size_t len){
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print_console("write called\n");
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return 0;
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}
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long lseek(int fd, long off, int count){
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print_console("lseek called\n");
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return 0;
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}
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int unlink(const char * name){
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print_console("unlink called\n");
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return -1;
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}
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int isatty(){
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print_console("isatty called\n");
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return 1;
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}
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