source/src/vm/n5200/system.h

   1 /*
   2         NEC N5200 Emulator 'eN5200'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2009.06.04-
   6
   7         [ system i/o ]
   8 */
   9
  10 #ifndef _SYSTEM_H_
  11 #define _SYSTEM_H_
  12
  13 #include "../vm.h"
  14 #include "../../emu.h"
  15 #include "../device.h"
  16
  17 class SYSTEM : public DEVICE
  18 {
  19 private:
  20         DEVICE *d_dma;
  21
  22         uint8 mode;
  23         bool nmi_enb;
  24
  25 public:
  26         SYSTEM(VM* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu) {}
  27         ~SYSTEM() {}
  28
  29         // common functions
  30         void reset();
  31         void write_io8(uint32 addr, uint32 data);
  32         uint32 read_io8(uint32 addr);
  33
  34         // unique function
  35         void set_context_dma(DEVICE* device)
  36         {
  37                 d_dma = device;
  38         }
  39 };
  40
  41 #endif
  42