#include <stdint.h>
#include <stdio.h>

#include "cpu.h"
#include "present.h"

int main(int argc, char *argv[])
{
  if (argc < 2) {
    fprintf(stderr, "argc < 2\n");
    return -1;
  }

  FILE * f;
  size_t ret;

  f = fopen(argv[1], "r");
  const int program_location = 0x0200;
  ret = fread(cpu_memory + program_location, 1, 0x10000 - program_location, f);
  fprintf(stderr, "loaded %ld program bytes at %x\n", ret, program_location);
  fclose(f);

  cpu_memory[0xfffc] = (program_location >> 0) & 0xff;
  cpu_memory[0xfffd] = (program_location >> 8) & 0xff;

  cpu_reset();

  return present_main();
}