Do some stuff

cpu/core.h

@@ -6,9 +6,10 @@
 #define RISCB_CORE_H
 
 #include <stdint.h>
+#include <SDL_render.h>
 #include "stdio.h"
 
-#define MEM_SIZE 65535
+#define MEM_SIZE 2097120
 // Register count (register names R0 to R7)
 #define REG_COUNT 64
 #define STACK_SIZE 255
@@ -39,11 +40,12 @@ typedef struct {
     uint32_t programEnd;
     uint8_t mode;
     uint32_t cycle;
+    SDL_Renderer *renderer;
 } CPU;
 
 void step(CPU *cpu);
 
-void init_cpu(CPU *cpu);
+void init_cpu(CPU *cpu, SDL_Renderer *renderer);
 
 // Helper function for setting flags in the CPU (here we assume bit0 is the Zero flag,
 // and bit1 is the Negative flag).