2 TOSHIBA PASOPIA Emulator 'EmuPIA'
3 TOSHIBA PASOPIA 7 Emulator 'EmuPIA7'
5 Author : Takeda.Toshiya
8 [ ram pac 2 (32kbytes) ]
13 static const uint8_t header[16] = {
14 0xaa, 0x1f, 0x04, 0x00, 0x04, 0x80, 0x00, 0x01, 0x04, 0x04, 0x01, 0x03, 0x08, 0x00, 0x00, 0x00
17 void RAMPAC2::initialize(int id)
19 opened = modified = false;
21 // note: rampac2 id must be 1 or 2 !!!
22 if(_tcscmp(config.recent_binary_path[id - 1][0], _T("")) != 0) {
24 open_file(config.recent_binary_path[id - 1][0]);
26 // open default rampac2 file
27 open_file(create_local_path(_T("RAMPAC%d.BIN"), id));
31 void RAMPAC2::release()
34 if(opened && modified) {
35 FILEIO* fio = new FILEIO();
36 if(fio->Fopen(path, FILEIO_WRITE_BINARY)) {
37 fio->Fwrite(ram, sizeof(ram), 1);
49 void RAMPAC2::write_io8(uint32_t addr, uint32_t data)
53 ptr = (ptr & 0x7f00) | data;
56 ptr = (ptr & 0x00ff) | ((data & 0x7f) << 8);
59 if(ram[ptr & 0x7fff] != data) {
62 ram[ptr & 0x7fff] = data;
67 uint32_t RAMPAC2::read_io8(uint32_t addr)
69 return ram[ptr & 0x7fff];
72 void RAMPAC2::open_file(const _TCHAR* file_path)
77 // load specified file
78 FILEIO* fio = new FILEIO();
79 if(fio->Fopen(file_path, FILEIO_READ_BINARY)) {
80 fio->Fread(ram, sizeof(ram), 1);
83 // initialize formatted image
84 memset(ram, 0, sizeof(ram));
85 memcpy(ram, header, sizeof(header));
86 memset(ram + 0x20, 0xff, 0x200);
87 memset(ram + 0x300, 0xfe, 0x004);
88 memset(ram + 0x304, 0xff, 0x0fc);
92 my_tcscpy_s(path, _MAX_PATH, file_path);
97 #define STATE_VERSION 1
99 bool RAMPAC2::process_state(FILEIO* state_fio, bool loading)
101 if(!state_fio->StateCheckUint32(STATE_VERSION)) {
104 state_fio->StateBuffer(ram, sizeof(ram), 1);
105 state_fio->StateUint32(ptr);
106 state_fio->StateBool(opened);
107 state_fio->StateBool(modified);