source/src/vm/mz3500/sub.h

   1 /*
   2         SHARP MZ-3500 Emulator 'EmuZ-3500'
   3
   4         Author : Takeda.Toshiya
   5         Date   : 2010.08.31-
   6
   7         [ sub pcb ]
   8 */
   9
  10 #ifndef _SUB_H_
  11 #define _SUB_H_
  12
  13 #include "../vm.h"
  14 #include "../../emu.h"
  15 #include "../device.h"
  16
  17 class SUB : public DEVICE
  18 {
  19 private:
  20         DEVICE *d_main;
  21
  22         // memory
  23         uint8_t* rbank[32];     // 64KB / 2KB
  24         uint8_t* wbank[32];
  25         uint8_t wdmy[0x800];
  26         uint8_t rdmy[0x800];
  27         uint8_t ram[0x4000];
  28         uint8_t kanji[0x20000];
  29         uint8_t* ipl;
  30         uint8_t* common;
  31
  32         // display
  33         uint8_t vram_chr[0x2000];
  34         uint8_t *sync_chr, *ra_chr, *cs_chr;
  35         int* ead_chr;
  36         uint8_t vram_gfx[0x18000];
  37         uint8_t *sync_gfx, *ra_gfx, *cs_gfx;
  38         int* ead_gfx;
  39         uint8_t disp[16];
  40
  41         uint8_t screen_chr[400][640];
  42         uint8_t screen_gfx[400][640];
  43         uint8_t font[0x2000];
  44         int cblink;
  45         bool crt_400line;
  46
  47         void draw_chr_400line();
  48         void draw_chr_200line();
  49         void draw_gfx_400line();
  50         void draw_gfx_200line_16bit();
  51         void draw_gfx_200line_8bit();
  52
  53 public:
  54         SUB(VM_TEMPLATE* parent_vm, EMU* parent_emu) : DEVICE(parent_vm, parent_emu)
  55         {
  56                 set_device_name(_T("Memory Bus (Sub)"));
  57         }
  58         ~SUB() {}
  59
  60         // common functions
  61         void initialize();
  62         void reset();
  63         void write_data8(uint32_t addr, uint32_t data);
  64         uint32_t read_data8(uint32_t addr);
  65         void write_io8(uint32_t addr, uint32_t data);
  66         uint32_t read_io8(uint32_t addr);
  67         void event_frame();
  68         void decl_state();
  69         void save_state(FILEIO* state_fio);
  70         bool load_state(FILEIO* state_fio);
  71
  72         // unique functions
  73         void set_context_main(DEVICE* device)
  74         {
  75                 d_main = device;
  76         }
  77         void set_ipl(uint8_t* ptr)
  78         {
  79                 ipl = ptr;
  80         }
  81         void set_common(uint8_t* ptr)
  82         {
  83                 common = ptr;
  84         }
  85         uint8_t* get_vram_chr()
  86         {
  87                 return vram_chr;
  88         }
  89         void set_sync_ptr_chr(uint8_t* ptr)
  90         {
  91                 sync_chr = ptr;
  92         }
  93         void set_ra_ptr_chr(uint8_t* ptr)
  94         {
  95                 ra_chr = ptr;
  96         }
  97         void set_cs_ptr_chr(uint8_t* ptr)
  98         {
  99                 cs_chr = ptr;
 100         }
 101         void set_ead_ptr_chr(int* ptr)
 102         {
 103                 ead_chr = ptr;
 104         }
 105         uint8_t* get_vram_gfx()
 106         {
 107                 return vram_gfx;
 108         }
 109         void set_sync_ptr_gfx(uint8_t* ptr)
 110         {
 111                 sync_gfx = ptr;
 112         }
 113         void set_ra_ptr_gfx(uint8_t* ptr)
 114         {
 115                 ra_gfx = ptr;
 116         }
 117         void set_cs_ptr_gfx(uint8_t* ptr)
 118         {
 119                 cs_gfx = ptr;
 120         }
 121         void set_ead_ptr_gfx(int* ptr)
 122         {
 123                 ead_gfx = ptr;
 124         }
 125         void draw_screen();
 126 };
 127
 128 #endif
 129