source/src/vm/jr800/jr800.h

   1 /*
   2         National JR-800 Emulator 'eJR-800'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2017.03.13-
   6
   7         [ virtual machine ]
   8 */
   9
  10 #ifndef _JR800_H_
  11 #define _JR800_H_
  12
  13 #define DEVICE_NAME             "National JR-800"
  14 #define CONFIG_NAME             "jr800"
  15
  16 // device informations for virtual machine
  17 #define FRAMES_PER_SEC          72
  18 #define LINES_PER_FRAME         64
  19 #define CPU_CLOCKS              491520
  20 #define SCREEN_WIDTH            192
  21 #define SCREEN_HEIGHT           64
  22 #define HAS_HD6301
  23 #define MEMORY_ADDR_MAX         0x10000
  24 #define MEMORY_BANK_SIZE        0x100
  25
  26 // device informations for win32
  27 #define WINDOW_MODE_BASE        2
  28 #define USE_TAPE                1
  29 #define USE_TAPE_BUTTON
  30 #define USE_AUTO_KEY            6
  31 #define USE_AUTO_KEY_RELEASE    10
  32 //#define USE_AUTO_KEY_CAPS
  33 #define USE_SOUND_VOLUME        3
  34 #define USE_DEBUGGER
  35 #define USE_STATE
  36 #define USE_CPU_HD6301
  37
  38 #include "../../common.h"
  39 #include "../../fileio.h"
  40 #include "../vm_template.h"
  41
  42 #ifdef USE_SOUND_VOLUME
  43 static const _TCHAR *sound_device_caption[] = {
  44         _T("Beep"), _T("CMT (Signal)"), _T("Noise (CMT)"),
  45 };
  46 #endif
  47
  48 class csp_state_utils;
  49 class EMU;
  50 class DEVICE;
  51 class EVENT;
  52
  53 class DATAREC;
  54 class HD44102;
  55 //class MC6800;
  56 class HD6301;
  57 class MEMORY;
  58 class PCM1BIT;
  59
  60 class IO;
  61
  62 class VM : public VM_TEMPLATE
  63 {
  64 protected:
  65         //EMU* emu;
  66         //csp_state_utils *state_entry;
  67
  68         // devices
  69         //EVENT* event;
  70
  71         DATAREC* drec;
  72         HD44102* lcd[8];
  73         //MC6800* cpu;
  74         HD6301* cpu;
  75         MEMORY* memory;
  76         PCM1BIT* pcm;
  77
  78         IO* io;
  79
  80         uint8_t ram[0x6000];
  81         uint8_t rom[0x8000];
  82
  83 public:
  84         // ----------------------------------------
  85         // initialize
  86         // ----------------------------------------
  87
  88         VM(EMU* parent_emu);
  89         ~VM();
  90
  91         // ----------------------------------------
  92         // for emulation class
  93         // ----------------------------------------
  94
  95         // drive virtual machine
  96         void reset();
  97         void run();
  98
  99 #ifdef USE_DEBUGGER
 100         // debugger
 101         DEVICE *get_cpu(int index);
 102 #endif
 103
 104         // draw screen
 105         void draw_screen();
 106
 107         // sound generation
 108         void initialize_sound(int rate, int samples);
 109         uint16_t* create_sound(int* extra_frames);
 110         int get_sound_buffer_ptr();
 111 #ifdef USE_SOUND_VOLUME
 112         void set_sound_device_volume(int ch, int decibel_l, int decibel_r);
 113 #endif
 114
 115         // user interface
 116         void play_tape(int drv, const _TCHAR* file_path);
 117         void rec_tape(int drv, const _TCHAR* file_path);
 118         void close_tape(int drv);
 119         bool is_tape_inserted(int drv);
 120         bool is_tape_playing(int drv);
 121         bool is_tape_recording(int drv);
 122         int get_tape_position(int drv);
 123         const _TCHAR* get_tape_message(int drv);
 124         void push_play(int drv);
 125         void push_stop(int drv);
 126         void push_fast_forward(int drv);
 127         void push_fast_rewind(int drv);
 128         void push_apss_forward(int drv) {}
 129         void push_apss_rewind(int drv) {}
 130         bool is_frame_skippable();
 131
 132         void update_config();
 133         void decl_state();
 134         void save_state(FILEIO* state_fio);
 135         bool load_state(FILEIO* state_fio);
 136
 137         // ----------------------------------------
 138         // for each device
 139         // ----------------------------------------
 140
 141         // devices
 142         DEVICE* get_device(int id);
 143         //DEVICE* dummy;
 144         //DEVICE* first_device;
 145         //DEVICE* last_device;
 146 };
 147
 148 #endif