source/src/vm/n5200/floppy.h

   1 /*
   2         NEC N5200 Emulator 'eN5200'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2008.06.11 -
   6
   7         [ floppy ]
   8 */
   9
  10 #ifndef _FLOPPY_H_
  11 #define _FLOPPY_H_
  12
  13 #include "../vm.h"
  14 #include "../../emu.h"
  15 #include "../device.h"
  16
  17 #define SIG_FLOPPY_DRQ  0
  18
  19 namespace N5200 {
  20
  21 class FLOPPY : public DEVICE
  22 {
  23 private:
  24         DEVICE *d_fdc, *d_dma;
  25
  26         uint8_t chgreg, ctrlreg;
  27
  28 public:
  29         FLOPPY(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  30         {
  31                 set_device_name(_T("Floppy I/F"));
  32         }
  33         ~FLOPPY() {}
  34
  35         // common functions
  36         void reset();
  37         void write_io8(uint32_t addr, uint32_t data);
  38         uint32_t read_io8(uint32_t addr);
  39         void write_signal(int id, uint32_t data, uint32_t mask);
  40
  41         // unique functions
  42         void set_context_fdc(DEVICE* device)
  43         {
  44                 d_fdc = device;
  45         }
  46         void set_context_dma(DEVICE* device)
  47         {
  48                 d_dma = device;
  49         }
  50 };
  51
  52 }
  53 #endif
  54