source/src/vm/msx/rtcif.cpp

   1 /*
   2         ASCII MSX2 Emulator 'yaMSX2'
   3
   4         Author : umaiboux
   5         Date   : 2014.12.xx-
   6
   7         modified by Takeda.Toshiya
   8
   9         [ rtc i/f ]
  10 */
  11
  12 #include "rtcif.h"
  13
  14 namespace MSX {
  15
  16 void RTCIF::write_io8(uint32_t addr, uint32_t data)
  17 {
  18         switch(addr & 1) {
  19         case 0:
  20                 adrs = data & 0x0f;
  21                 break;
  22         case 1:
  23                 d_rtc->write_io8(adrs, data & 0x0f);
  24                 break;
  25         }
  26 }
  27
  28 uint32_t RTCIF::read_io8(uint32_t addr)
  29 {
  30         return d_rtc->read_io8(adrs);
  31 }
  32
  33 #define STATE_VERSION   1
  34
  35 bool RTCIF::process_state(FILEIO* state_fio, bool loading)
  36 {
  37         if(!state_fio->StateCheckUint32(STATE_VERSION)) {
  38                 return false;
  39         }
  40         if(!state_fio->StateCheckInt32(this_device_id)) {
  41                 return false;
  42         }
  43         state_fio->StateUint8(adrs);
  44         return true;
  45 }
  46
  47 }