2 FUJITSU FMR-30 Emulator 'eFMR-30'
4 Author : Takeda.Toshiya
11 #include "../../emu.h"
12 #include "../device.h"
21 #include "../mb8877.h"
22 #include "../scsi_hdd.h"
23 #include "../scsi_host.h"
24 #include "../sn76489an.h"
27 #include "../debugger.h"
30 #include "../fmr50/bios.h"
41 // ----------------------------------------------------------------------------
43 // ----------------------------------------------------------------------------
45 VM::VM(EMU* parent_emu) : emu(parent_emu)
48 first_device = last_device = NULL;
49 dummy = new DEVICE(this, emu); // must be 1st device
50 event = new EVENT(this, emu); // must be 2nd device
52 dma = new I8237(this, emu);
53 sio_kb = new I8251(this, emu); // keyboard
54 sio_kb->set_device_name(_T("8251 SIO (Keyboard)"));
55 sio_sub = new I8251(this, emu); // sub display
56 sio_sub->set_device_name(_T("8251 SIO (Sub System)"));
57 sio_ch1 = new I8251(this, emu); // RS-232C ch.1
58 sio_ch1->set_device_name(_T("8251 SIO (RS-232C #1)"));
59 sio_ch2 = new I8251(this, emu); // RS-232C ch.2
60 sio_ch2->set_device_name(_T("8251 SIO (RS-232C #2)"));
61 pit = new I8253(this, emu);
62 pic = new I8259(this, emu);
63 cpu = new I86(this, emu);
64 io = new IO(this, emu);
65 fdc = new MB8877(this, emu);
67 dummy->set_device_name(_T("1st Dummy"));
68 event->set_device_name(_T("EVENT"));
70 dma->set_device_name(_T("i8237 DMAC"));
71 sio_kb->set_device_name(_T("i8251 SIO(KEYBOARD)"));
72 sio_sub->set_device_name(_T("i8251 SIO(SUB SYSTEM)"));
73 sio_ch1->set_device_name(_T("i8251 SIO(RS-232C #1)"));
74 sio_ch2->set_device_name(_T("i8251 SIO(RS-232C #2)"));
75 pit->set_device_name(_T("i8253 PIT"));
76 pic->set_device_name(_T("i8259 PIC"));
77 cpu->set_device_name(_T("CPU(80C86)"));
80 scsi_host = new SCSI_HOST(this, emu);
82 scsi_host->set_device_name(_T("SCSI HOST"));
84 for(int i = 0; i < 7; i++) {
85 if(FILEIO::IsFileExisting(create_local_path(_T("SCSI%d.DAT"), i))) {
86 SCSI_HDD* scsi_hdd = new SCSI_HDD(this, emu);
87 scsi_hdd->set_device_name("SCSI Hard Disk Drive #%d", i + 1);
88 scsi_hdd->scsi_id = i;
89 scsi_hdd->set_context_interface(scsi_host);
90 scsi_host->set_context_target(scsi_hdd);
93 psg = new SN76489AN(this, emu);
95 psg->set_device_name(_T("SN76489 PSG"));
97 if(FILEIO::IsFileExisting(create_local_path(_T("IPL.ROM")))) {
100 bios = new BIOS(this, emu);
102 bios->set_device_name(_T("PSEUDO BIOS"));
105 cmos = new CMOS(this, emu);
106 floppy = new FLOPPY(this, emu);
107 keyboard = new KEYBOARD(this, emu);
108 memory = new MEMORY(this, emu);
109 rtc = new RTC(this, emu);
110 scsi = new SCSI(this, emu);
111 serial = new SERIAL(this, emu);
112 system = new SYSTEM(this, emu);
113 timer = new TIMER(this, emu);
115 cmos->set_device_name(_T("CMOS RAM"));
116 floppy->set_device_name(_T("FLOPPY I/F"));
117 keyboard->set_device_name(_T("KEYBOARD"));
118 memory->set_device_name(_T("MEMORY"));
119 rtc->set_device_name(_T("RTC"));
120 scsi->set_device_name(_T("SCSI I/F"));
121 serial->set_device_name(_T("SERIAL I/F"));
122 system->set_device_name(_T("SYSTEM I/O"));
123 timer->set_device_name(_T("TIMER I/F"));
126 event->set_context_cpu(cpu);
127 event->set_context_sound(psg);
128 #if defined(USE_SOUND_FILES)
129 if(fdc->load_sound_data(MB8877_SND_TYPE_SEEK, _T("FDDSEEK.WAV"))) {
130 event->set_context_sound(fdc);
134 dma->set_context_memory(memory);
135 dma->set_context_ch0(fdc);
136 dma->set_context_ch1(scsi_host);
137 dma->set_context_tc1(scsi, SIG_SCSI_TC, 1);
138 sio_kb->set_context_rxrdy(serial, SIG_SERIAL_RXRDY_KB, 1);
139 sio_kb->set_context_txrdy(serial, SIG_SERIAL_TXRDY_KB, 1);
140 sio_sub->set_context_rxrdy(serial, SIG_SERIAL_RXRDY_SUB, 1);
141 sio_sub->set_context_txrdy(serial, SIG_SERIAL_TXRDY_SUB, 1);
142 sio_ch1->set_context_rxrdy(serial, SIG_SERIAL_RXRDY_CH1, 1);
143 sio_ch1->set_context_txrdy(serial, SIG_SERIAL_TXRDY_CH1, 1);
144 sio_ch2->set_context_rxrdy(serial, SIG_SERIAL_RXRDY_CH2, 1);
145 sio_ch2->set_context_txrdy(serial, SIG_SERIAL_TXRDY_CH2, 1);
146 pit->set_context_ch0(timer, SIG_TIMER_CH0, 1);
147 pit->set_context_ch1(timer, SIG_TIMER_CH1, 1);
148 pit->set_constant_clock(0, 1000000);
149 pit->set_constant_clock(1, 1000000);
150 pic->set_context_cpu(cpu);
151 fdc->set_context_drq(dma, SIG_I8237_CH0, 1);
152 fdc->set_context_irq(floppy, SIG_FLOPPY_IRQ, 1);
153 scsi_host->set_context_irq(scsi, SIG_SCSI_IRQ, 1);
154 scsi_host->set_context_drq(scsi, SIG_SCSI_DRQ, 1);
156 floppy->set_context_fdc(fdc);
157 floppy->set_context_pic(pic);
158 keyboard->set_context_sio(sio_kb);
159 memory->set_context_cpu(cpu);
160 memory->set_context_dma(dma);
161 rtc->set_context_pic(pic);
162 scsi->set_context_dma(dma);
163 scsi->set_context_pic(pic);
164 scsi->set_context_host(scsi_host);
165 serial->set_context_pic(pic);
166 serial->set_context_sio(sio_kb, sio_sub, sio_ch1, sio_ch2);
167 timer->set_context_pic(pic);
170 cpu->set_context_mem(memory);
171 cpu->set_context_io(io);
172 cpu->set_context_intr(pic);
174 bios->set_context_mem(memory);
175 bios->set_context_io(io);
176 bios->set_cmos_ptr(cmos->get_cmos());
177 bios->set_vram_ptr(memory->get_vram());
178 bios->set_cvram_ptr(memory->get_cvram());
179 bios->set_kvram_ptr(memory->get_kvram());
180 cpu->set_context_bios(bios);
182 #ifdef SINGLE_MODE_DMA
183 cpu->set_context_dma(dma);
186 cpu->set_context_debugger(new DEBUGGER(this, emu));
190 io->set_iomap_range_rw(0x00, 0x07, rtc);
191 io->set_iomap_range_rw(0x08, 0x09, sio_kb);
192 io->set_iomap_range_rw(0x0a, 0x0b, serial);
193 io->set_iomap_range_rw(0x10, 0x11, sio_sub);
194 io->set_iomap_range_rw(0x12, 0x13, serial);
195 io->set_iomap_single_r(0x18, system);
196 io->set_iomap_range_rw(0x1d, 0x1e, memory);
197 io->set_iomap_range_r(0x20, 0x21, system);
198 io->set_iomap_single_rw(0x26, memory);
199 io->set_iomap_range_rw(0x30, 0x33, fdc);
200 io->set_iomap_range_rw(0x34, 0x36, floppy);
201 io->set_iomap_single_w(0x40, psg);
202 io->set_iomap_range_rw(0x42, 0x43, timer);
203 io->set_iomap_range_rw(0x46, 0x47, system);
204 io->set_iomap_range_rw(0x60, 0x61, sio_ch1);
205 io->set_iomap_range_rw(0x62, 0x66, serial);
206 io->set_iomap_range_rw(0x70, 0x71, sio_ch2);
207 io->set_iomap_range_rw(0x72, 0x76, serial);
208 io->set_iomap_alias_rw(0x100, pic, I8259_ADDR_CHIP0 | 0);
209 io->set_iomap_alias_rw(0x101, pic, I8259_ADDR_CHIP0 | 1);
210 io->set_iomap_alias_rw(0x108, pic, I8259_ADDR_CHIP1 | 0);
211 io->set_iomap_alias_rw(0x10a, pic, I8259_ADDR_CHIP1 | 1);
212 io->set_iomap_range_rw(0x110, 0x11f, dma);
213 io->set_iomap_range_w(0x120, 0x123, memory);
214 io->set_iomap_range_rw(0x130, 0x133, pit);
215 io->set_iomap_range_rw(0x2f0, 0x2f3, scsi);
216 io->set_iomap_range_rw(0x300, 0x30f, memory);
217 io->set_iomap_range_rw(0xc000, 0xdfff, cmos);
218 io->set_iomap_single_rw(0xff00, system);
220 // initialize all devices
221 for(DEVICE* device = first_device; device; device = device->next_device) {
222 device->initialize();
225 for(int i = 0; i < MAX_DRIVE; i++) {
226 bios->set_disk_handler(i, fdc->get_disk_handler(i));
233 // delete all devices
234 for(DEVICE* device = first_device; device;) {
235 DEVICE *next_device = device->next_device;
238 device = next_device;
242 DEVICE* VM::get_device(int id)
244 for(DEVICE* device = first_device; device; device = device->next_device) {
245 if(device->this_device_id == id) {
252 // ----------------------------------------------------------------------------
253 // drive virtual machine
254 // ----------------------------------------------------------------------------
259 for(DEVICE* device = first_device; device; device = device->next_device) {
263 for(DEVICE* device = first_device; device; device = device->next_device) {
268 sio_kb->write_signal(SIG_I8251_DSR, 1, 1);
269 sio_sub->write_signal(SIG_I8251_DSR, 0, 0);
277 // ----------------------------------------------------------------------------
279 // ----------------------------------------------------------------------------
282 DEVICE *VM::get_cpu(int index)
291 // ----------------------------------------------------------------------------
293 // ----------------------------------------------------------------------------
295 void VM::draw_screen()
297 memory->draw_screen();
300 uint32_t VM::get_access_lamp_status()
302 uint32_t status_fdd = fdc->read_signal(0);
303 uint32_t status_hdd = scsi_host->read_signal(0);
305 uint32_t status = bios->read_signal(0);
306 status_fdd |= status & 0x0f;
307 status_hdd |= status >> 4;
309 return (status_hdd) ? 4 : (status_fdd & (1 | 4)) ? 1 : (status_fdd & (2 | 8)) ? 2 : 0;
312 // ----------------------------------------------------------------------------
314 // ----------------------------------------------------------------------------
316 void VM::initialize_sound(int rate, int samples)
318 // init sound manager
319 event->initialize_sound(rate, samples);
322 psg->initialize_sound(rate, 125000, 10000);
325 uint16_t* VM::create_sound(int* extra_frames)
327 return event->create_sound(extra_frames);
330 int VM::get_sound_buffer_ptr()
332 return event->get_sound_buffer_ptr();
335 #ifdef USE_SOUND_VOLUME
336 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
339 psg->set_volume(0, decibel_l, decibel_r);
341 #if defined(USE_SOUND_FILES)
343 fdc->set_volume(0, decibel_l, decibel_r);
349 // ----------------------------------------------------------------------------
351 // ----------------------------------------------------------------------------
353 void VM::key_down(int code, bool repeat)
355 keyboard->key_down(code);
358 void VM::key_up(int code)
360 keyboard->key_up(code);
363 // ----------------------------------------------------------------------------
365 // ----------------------------------------------------------------------------
367 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
369 fdc->open_disk(drv, file_path, bank);
370 floppy->change_disk(drv);
373 void VM::close_floppy_disk(int drv)
375 fdc->close_disk(drv);
378 bool VM::is_floppy_disk_inserted(int drv)
380 return fdc->is_disk_inserted(drv);
383 void VM::is_floppy_disk_protected(int drv, bool value)
385 fdc->is_disk_protected(drv, value);
388 bool VM::is_floppy_disk_protected(int drv)
390 return fdc->is_disk_protected(drv);
393 bool VM::is_frame_skippable()
395 return event->is_frame_skippable();
398 void VM::update_config()
400 for(DEVICE* device = first_device; device; device = device->next_device) {
401 device->update_config();
405 #define STATE_VERSION 3
407 void VM::save_state(FILEIO* state_fio)
409 state_fio->FputUint32(STATE_VERSION);
411 for(DEVICE* device = first_device; device; device = device->next_device) {
412 device->save_state(state_fio);
416 bool VM::load_state(FILEIO* state_fio)
418 if(state_fio->FgetUint32() != STATE_VERSION) {
421 for(DEVICE* device = first_device; device; device = device->next_device) {
422 if(!device->load_state(state_fio)) {