more work on emulator

1 files changed, 29 insertions, 1 deletions

diff --git a/emu/emul.h b/emu/emul.h
index cefa020..131cd4c 100644
--- a/emu/emul.h
+++ b/emu/emul.h
@@ -1,9 +1,37 @@
 #ifndef EMUL_H
 #define EMUL_H
 
+#include "6502.h"
+#include "memory.h"
+
+#include <stdbool.h>
+
+#ifdef WITH_GUI
+#include <SDL.h>
+#endif
+
 enum {
 	ROM_START = 0xF800,
-	ROM_SIZE = 2048
+	ROM_SIZE = 2048,
+	CPU_FREQUENCY = 1000000,
+	DISPLAY_FPS = 25
 };
 
+typedef struct emul_t {
+	cpu_6502_t *cpu;
+	memory_t *memory;
+	bool gui;
+#ifdef WITH_GUI
+	SDL_Window *window;
+	SDL_Renderer *renderer;
+	SDL_Surface *background_image;
+	SDL_Texture *background_texture;
+#endif
+} emul_t;
+
+void emul_init( emul_t *emul, cpu_6502_t *cpu, memory_t *memory );
+void emul_start( emul_t *emul );
+void emul_run( emul_t *emul );
+void emul_free( emul_t *emul );
+
 #endif