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 namespace JR800 {
  61         class IO;
  62 }
  63 class VM : public VM_TEMPLATE
  64 {
  65 protected:
  66         //EMU* emu;
  67         //csp_state_utils *state_entry;
  68
  69         // devices
  70         //EVENT* event;
  71
  72         DATAREC* drec;
  73         HD44102* lcd[8];
  74         //MC6800* cpu;
  75         HD6301* cpu;
  76         MEMORY* memory;
  77         PCM1BIT* pcm;
  78
  79         JR800::IO* io;
  80
  81         uint8_t ram[0x6000];
  82         uint8_t rom[0x8000];
  83
  84 public:
  85         // ----------------------------------------
  86         // initialize
  87         // ----------------------------------------
  88
  89         VM(EMU* parent_emu);
  90         ~VM();
  91
  92         // ----------------------------------------
  93         // for emulation class
  94         // ----------------------------------------
  95
  96         // drive virtual machine
  97         void reset();
  98         void run();
  99
 100 #ifdef USE_DEBUGGER
 101         // debugger
 102         DEVICE *get_cpu(int index);
 103 #endif
 104
 105         // draw screen
 106         void draw_screen();
 107
 108         // sound generation
 109         void initialize_sound(int rate, int samples);
 110         uint16_t* create_sound(int* extra_frames);
 111         int get_sound_buffer_ptr();
 112 #ifdef USE_SOUND_VOLUME
 113         void set_sound_device_volume(int ch, int decibel_l, int decibel_r);
 114 #endif
 115
 116         // user interface
 117         void play_tape(int drv, const _TCHAR* file_path);
 118         void rec_tape(int drv, const _TCHAR* file_path);
 119         void close_tape(int drv);
 120         bool is_tape_inserted(int drv);
 121         bool is_tape_playing(int drv);
 122         bool is_tape_recording(int drv);
 123         int get_tape_position(int drv);
 124         const _TCHAR* get_tape_message(int drv);
 125         void push_play(int drv);
 126         void push_stop(int drv);
 127         void push_fast_forward(int drv);
 128         void push_fast_rewind(int drv);
 129         void push_apss_forward(int drv) {}
 130         void push_apss_rewind(int drv) {}
 131         bool is_frame_skippable();
 132
 133         void update_config();
 134         bool process_state(FILEIO* state_fio, bool loading);
 135
 136         // ----------------------------------------
 137         // for each device
 138         // ----------------------------------------
 139
 140         // devices
 141         DEVICE* get_device(int id);
 142         //DEVICE* dummy;
 143         //DEVICE* first_device;
 144         //DEVICE* last_device;
 145 };
 146
 147 #endif