blob: 78ae5165158b7a89d15da0d8d457b350e2d59b5f (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
#ifndef _EMULATOR_H_
#define _EMULATOR_H_
#include <stdio.h>
#include <config.h>
#include <sys/stat.h>
#include <string.h>
typedef struct
{
// general purpose registers
uint8_t V0;
uint8_t V1;
uint8_t V2;
uint8_t V3;
uint8_t V4;
uint8_t V5;
uint8_t V6;
uint8_t V7;
uint8_t V8;
uint8_t V9;
uint8_t VA;
uint8_t VB;
uint8_t VC;
uint8_t VD;
uint8_t VE;
uint8_t VF; //flag register
uint16_t I; // index register
} Registers;
typedef struct
{
uint8_t is_on;
uint16_t pc; //program counter
Registers regs;
uint8_t sp; //stack pointer
uint16_t stack[16];
volatile uint8_t delay_timer;
volatile uint8_t sound_timer;
uint8_t memory[4096];
} Emulator;
int emulator_initialise(Emulator* emulator);
int emulator_load_rom(Emulator* emulator, char* rom_name);
int emulator_tick(Emulator* emulator);
void emulator_dump_registers(Emulator* emulator);
#endif
|
