source/src/vm/pc80s31k.h

   1 /*
   2         Skelton for retropc emulator
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2011.12.18-
   6
   7         [ PC-80S31K ]
   8 */
   9
  10 #ifndef _PC80S31K_H_
  11 #define _PC80S31K_H_
  12
  13 //#include "vm.h"
  14 //#include "../emu.h"
  15 #include "device.h"
  16
  17 class UPD765A;
  18
  19 class PC80S31K : public DEVICE
  20 {
  21 private:
  22         UPD765A *d_fdc;
  23         DEVICE *d_cpu, *d_pio;
  24
  25         uint8_t rom[0x2000];    // PC-8801M*
  26         uint8_t ram[0x4000];
  27
  28         uint8_t wdmy[0x2000];
  29         uint8_t rdmy[0x2000];
  30         uint8_t* wbank[8];
  31         uint8_t* rbank[8];
  32
  33         bool _debug_pc80s31k;
  34         bool pc80s31k_no_wait;
  35 public:
  36         PC80S31K(VM* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  37         {
  38                 set_device_name(_T("PC-80S31K FDD"));
  39
  40         }
  41         ~PC80S31K() {}
  42
  43         // common functions
  44         void initialize();
  45         void reset();
  46         uint32_t read_data8(uint32_t addr);
  47         uint32_t fetch_op(uint32_t addr, int *wait);
  48         void write_data8(uint32_t addr, uint32_t data);
  49         uint32_t read_io8(uint32_t addr);
  50         void write_io8(uint32_t addr, uint32_t data);
  51         uint32_t get_intr_ack();
  52         void save_state(FILEIO* state_fio);
  53         bool load_state(FILEIO* state_fio);
  54
  55         // unique functions
  56         void set_context_cpu(DEVICE* device)
  57         {
  58                 d_cpu = device;
  59         }
  60         void set_context_fdc(UPD765A* device)
  61         {
  62                 d_fdc = device;
  63         }
  64         void set_context_pio(DEVICE* device)
  65         {
  66                 d_pio = device;
  67         }
  68 };
  69
  70 #endif
  71