int __thiscall PciRegWriteViaBar(int *this)
{
  int v1; // ecx
  int v2; // ecx
  int v3; // esi
  int v4; // eax
  int v5; // edx

  PciRegWrite(*this, 510525552, 0);
  PciRegWrite(v1, 510525552, 133);
  v3 = 0;
  while ( 1 )
  {
    v4 = PciRegRead(v2, 510525552) & 0x3000;
    if ( (v4 & 0x2000) != 0 )
      break;
    if ( (unsigned int)++v3 > 0x4C4B40 )
    {
      PciRegWrite(v2, v5, 0);
      return 0;
    }
    if ( v4 )
    {
      PciRegWrite(v2, v5, 0);
      return 1;
    }
  }
  return 0;
}