source/src/vm/phc20/phc20.h

   1 /*
   2         SANYO PHC-20 Emulator 'ePHC-20'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2010.09.03-
   6
   7         [ virtual machine ]
   8 */
   9
  10 #ifndef _PHC20_H_
  11 #define _PHC20_H_
  12
  13 #define DEVICE_NAME             "SANYO PHC-20"
  14 #define CONFIG_NAME             "phc20"
  15
  16 // device informations for virtual machine
  17 #define FRAMES_PER_SEC          60
  18 #define LINES_PER_FRAME         262
  19 #define CPU_CLOCKS              4000000
  20 #define SCREEN_WIDTH            256
  21 #define SCREEN_HEIGHT           192
  22
  23 #define MC6847_VRAM_INV         0x40
  24
  25 // device informations for win32
  26 #define USE_TAPE
  27 #define USE_ALT_F10_KEY
  28 #define USE_AUTO_KEY            6
  29 #define USE_AUTO_KEY_RELEASE    10
  30 #define USE_AUTO_KEY_NO_CAPS
  31 #define USE_DEBUGGER
  32 #define USE_STATE
  33
  34 #include "../../common.h"
  35
  36 class EMU;
  37 class DEVICE;
  38 class EVENT;
  39
  40 class DATAREC;
  41 class MC6847;
  42 class Z80;
  43
  44 class MEMORY;
  45
  46 class FILEIO;
  47
  48 class VM
  49 {
  50 protected:
  51         EMU* emu;
  52
  53         // devices
  54         EVENT* event;
  55
  56         DATAREC* drec;
  57         MC6847* vdp;
  58         Z80* cpu;
  59
  60         MEMORY* memory;
  61
  62 public:
  63         // ----------------------------------------
  64         // initialize
  65         // ----------------------------------------
  66
  67         VM(EMU* parent_emu);
  68         ~VM();
  69
  70         // ----------------------------------------
  71         // for emulation class
  72         // ----------------------------------------
  73
  74         // drive virtual machine
  75         void reset();
  76         void run();
  77
  78 #ifdef USE_DEBUGGER
  79         // debugger
  80         DEVICE *get_cpu(int index);
  81 #endif
  82
  83         // draw screen
  84         void draw_screen();
  85
  86         // sound generation
  87         void initialize_sound(int rate, int samples);
  88         uint16* create_sound(int* extra_frames);
  89         int sound_buffer_ptr();
  90
  91         // user interface
  92         void play_tape(_TCHAR* file_path);
  93         void rec_tape(_TCHAR* file_path);
  94         void close_tape();
  95         bool tape_inserted();
  96         bool now_skip();
  97
  98         void update_config();
  99         void save_state(FILEIO* state_fio);
 100         bool load_state(FILEIO* state_fio);
 101
 102         // ----------------------------------------
 103         // for each device
 104         // ----------------------------------------
 105
 106         // devices
 107         DEVICE* get_device(int id);
 108         DEVICE* dummy;
 109         DEVICE* first_device;
 110         DEVICE* last_device;
 111 };
 112
 113 #endif