src/Sram.c

   1 // VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
   2 // Copyright (C) 1999-2003 Forgotten
   3 // Copyright (C) 2004 Forgotten and the VBA development team
   4
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2, or(at your option)
   8 // any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with this program; if not, write to the Free Software Foundation,
  17 // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19 #include "GBA.h"
  20 #include "Globals.h"
  21 #include "Flash.h"
  22 #include "Sram.h"
  23
  24 u8 sramRead(u32 address)
  25 {
  26   return flashSaveMemory[address & 0xFFFF];
  27 }
  28 void sramDelayedWrite(u32 address, u8 byte)
  29 {
  30   saveType = 1;
  31   cpuSaveGameFunc = sramWrite;
  32   sramWrite(address, byte);
  33 }
  34
  35 void sramWrite(u32 address, u8 byte)
  36 {
  37   flashSaveMemory[address & 0xFFFF] = byte;
  38   systemSaveUpdateCounter = SYSTEM_SAVE_UPDATED;
  39 }