source/src/vm/fm7/kanjirom.cpp

   1 /*
   2  * Common source code project -> FM-7/77/AV -> Kanji rom
   3  * (C) 2015 K.Ohta <whatisthis.sowhat _at_ gmail.com>
   4  * License: GPLv2
   5  * History:
   6  *  Feb 11, 2015 : Initial
   7  */
   8
   9 #include "../../fileio.h"
  10 #include "kanjirom.h"
  11
  12 KANJIROM::KANJIROM(VM *parent_vm, EMU* parent_emu, bool type_2std): MEMORY(parent_vm, parent_emu)
  13 {
  14         int bank_num = MEMORY_ADDR_MAX / MEMORY_BANK_SIZE;
  15         int i;
  16         FILEIO *fio;
  17
  18         read_ok = false;
  19
  20         fio = new FILEIO();
  21         memset(data_table, 0xff, MEMORY_ADDR_MAX);
  22         read_table[0].memory = data_table;
  23
  24         if(type_2std) {
  25                 class2 = true;
  26                 if(fio->Fopen(emu->bios_path("KANJI2.ROM"), FILEIO_READ_BINARY)) {
  27                         fio->Fread(data_table, MEMORY_ADDR_MAX);
  28                         fio->Fclose();
  29                         read_ok = true;
  30                 }
  31         } else {
  32                 class2 = false;
  33                 if(fio->Fopen(emu->bios_path("KANJI1.ROM"), FILEIO_READ_BINARY)) {
  34                         fio->Fread(data_table, MEMORY_ADDR_MAX);
  35                         fio->Fclose();
  36                         read_ok = true;
  37                 } else if(fio->Fopen(emu->bios_path("KANJI.ROM"), FILEIO_READ_BINARY)) {
  38                         fio->Fread(data_table, MEMORY_ADDR_MAX);
  39                         fio->Fclose();
  40                         read_ok = true;
  41                 }
  42         }
  43         delete fio;
  44         return;
  45 }
  46
  47 void KANJIROM::write_data8(uint32 addr, uint32 data)
  48 {
  49         return;
  50 }
  51
  52 uint32 KANJIROM::read_data8(uint32 addr)
  53 {
  54         return data_table[addr & 0x1ffff];
  55 }
  56
  57 bool KANJIROM::get_readstat(void)
  58 {
  59         return read_ok;
  60 }
  61