2 SHARP MZ-5500 Emulator 'EmuZ-5500'
4 Author : Takeda.Toshiya
11 #include "../../emu.h"
12 #include "../device.h"
19 //#if defined(HAS_I286) || defined(HAS_I186)
26 #include "../mz1p17.h"
29 #include "../prnfile.h"
30 #include "../rp5c01.h"
31 #include "../upd7220.h"
32 #include "../upd765a.h"
33 //#include "../ym2203.h"
34 #include "../ay_3_891x.h"
35 #include "../z80ctc.h"
36 #include "../z80sio.h"
39 #include "../debugger.h"
47 // ----------------------------------------------------------------------------
49 // ----------------------------------------------------------------------------
51 VM::VM(EMU* parent_emu) : VM_TEMPLATE(parent_emu)
54 first_device = last_device = NULL;
55 dummy = new DEVICE(this, emu); // must be 1st device
56 event = new EVENT(this, emu); // must be 2nd device
57 dummy->set_device_name(_T("1st Dummy"));
59 if(config.printer_type == 0) {
60 printer = new PRNFILE(this, emu);
61 } else if(config.printer_type == 1) {
62 printer = new MZ1P17(this, emu);
66 dma = new I8237(this, emu);
67 pio = new I8255(this, emu);
68 pic = new I8259(this, emu);
69 //#if defined(HAS_I286) || defined(HAS_I186)
70 cpu = new I286(this, emu);
72 // cpu = new I86(this, emu);
74 io = new IO(this, emu);
75 div = new LS393(this, emu);
76 not_data0 = new NOT(this, emu);
77 not_data0->set_device_name(_T("NOT Gate (Printer Bit0)"));
78 not_data1 = new NOT(this, emu);
79 not_data1->set_device_name(_T("NOT Gate (Printer Bit1)"));
80 not_data2 = new NOT(this, emu);
81 not_data2->set_device_name(_T("NOT Gate (Printer Bit2)"));
82 not_data3 = new NOT(this, emu);
83 not_data3->set_device_name(_T("NOT Gate (Printer Bit3)"));
84 not_data4 = new NOT(this, emu);
85 not_data4->set_device_name(_T("NOT Gate (Printer Bit4)"));
86 not_data5 = new NOT(this, emu);
87 not_data5->set_device_name(_T("NOT Gate (Printer Bit5)"));
88 not_data6 = new NOT(this, emu);
89 not_data6->set_device_name(_T("NOT Gate (Printer Bit6)"));
90 not_data7 = new NOT(this, emu);
91 not_data7->set_device_name(_T("NOT Gate (Printer Bit7)"));
92 not_busy = new NOT(this, emu);
93 not_busy->set_device_name(_T("NOT Gate (Printer Busy)"));
94 rtc = new RP5C01(this, emu);
95 gdc = new UPD7220(this, emu);
96 fdc = new UPD765A(this, emu);
97 fdc->set_context_noise_seek(new NOISE(this, emu));
98 fdc->set_context_noise_head_down(new NOISE(this, emu));
99 fdc->set_context_noise_head_up(new NOISE(this, emu));
100 // psg = new YM2203(this, emu);
101 psg = new AY_3_891X(this, emu); // AY-3-8912
102 ctc0 = new Z80CTC(this, emu);
103 #if defined(_MZ6500) || defined(_MZ6550)
104 ctc1 = new Z80CTC(this, emu);
106 sio = new Z80SIO(this, emu);
108 display = new DISPLAY(this, emu);
109 keyboard = new KEYBOARD(this, emu);
110 memory = new MZ5500_MEMORY(this, emu);
111 sysport = new SYSPORT(this, emu);
114 event->set_context_cpu(cpu);
115 event->set_context_sound(psg);
116 event->set_context_sound(fdc->get_context_noise_seek());
117 event->set_context_sound(fdc->get_context_noise_head_down());
118 event->set_context_sound(fdc->get_context_noise_head_up());
120 if(config.printer_type == 0) {
121 PRNFILE *prnfile = (PRNFILE *)printer;
122 prnfile->set_context_busy(not_busy, SIG_NOT_INPUT, 1);
123 prnfile->set_context_ack(pio, SIG_I8255_PORT_C, 0x40);
124 } else if(config.printer_type == 1) {
125 MZ1P17 *mz1p17 = (MZ1P17 *)printer;
126 mz1p17->mode = MZ1P17_MODE_MZ1;
127 mz1p17->set_context_busy(not_busy, SIG_NOT_INPUT, 1);
128 mz1p17->set_context_ack(pio, SIG_I8255_PORT_C, 0x40);
130 dma->set_context_memory(memory);
131 dma->set_context_ch1(fdc);
132 pio->set_context_port_a(not_data0, SIG_NOT_INPUT, 0x01, 0);
133 pio->set_context_port_a(not_data1, SIG_NOT_INPUT, 0x02, 0);
134 pio->set_context_port_a(not_data2, SIG_NOT_INPUT, 0x04, 0);
135 pio->set_context_port_a(not_data3, SIG_NOT_INPUT, 0x08, 0);
136 pio->set_context_port_a(not_data4, SIG_NOT_INPUT, 0x10, 0);
137 pio->set_context_port_a(not_data5, SIG_NOT_INPUT, 0x20, 0);
138 pio->set_context_port_a(not_data6, SIG_NOT_INPUT, 0x40, 0);
139 pio->set_context_port_a(not_data7, SIG_NOT_INPUT, 0x80, 0);
140 pio->set_context_port_c(keyboard, SIG_KEYBOARD_INPUT, 0x03, 0);
141 pio->set_context_port_c(pic, SIG_I8259_IR2 | SIG_I8259_CHIP0, 0x08, 0);
142 pio->set_context_port_c(printer, SIG_PRINTER_STROBE, 0x20, 0);
143 pic->set_context_cpu(cpu);
144 div->set_context_2qb(ctc0, SIG_Z80CTC_TRIG_3, 1);
145 #if defined(_MZ6500) || defined(_MZ6550)
146 div->set_context_1qb(ctc1, SIG_Z80CTC_TRIG_0, 1);
147 div->set_context_2qb(ctc1, SIG_Z80CTC_TRIG_1, 1);
148 div->set_context_2qb(ctc1, SIG_Z80CTC_TRIG_2, 1);
149 div->set_context_2qd(ctc1, SIG_Z80CTC_TRIG_3, 1);
151 rtc->set_context_alarm(pic, SIG_I8259_IR0 | SIG_I8259_CHIP1, 1);
152 gdc->set_vram_ptr(memory->get_vram(), 0x80000);
153 gdc->set_context_vsync(pic, SIG_I8259_IR0 | SIG_I8259_CHIP0, 1);
154 fdc->set_context_irq(pic, SIG_I8259_IR1 | SIG_I8259_CHIP1, 1);
155 fdc->set_context_drq(dma, SIG_I8237_CH1, 1);
156 psg->set_context_port_a(pic, SIG_I8259_IR7 | SIG_I8259_CHIP0, 0x20, 0);
157 psg->set_context_port_a(pic, SIG_I8259_IR7 | SIG_I8259_CHIP1, 0x40, 0);
158 psg->set_context_port_a(memory, SIG_MEMORY_BANK, 0xe0, 0);
159 ctc0->set_context_intr(pic, SIG_I8259_IR5 | SIG_I8259_CHIP0);
160 ctc0->set_context_zc0(div, SIG_LS393_CLK, 1);
161 ctc0->set_context_zc1(sio, SIG_Z80SIO_TX_CLK_CH0, 1);
162 ctc0->set_context_zc1(sio, SIG_Z80SIO_RX_CLK_CH0, 1);
163 ctc0->set_context_zc2(sio, SIG_Z80SIO_TX_CLK_CH1, 1);
164 ctc0->set_context_zc2(sio, SIG_Z80SIO_RX_CLK_CH1, 1);
165 #if defined(_MZ6500) || defined(_MZ6550)
166 ctc0->set_context_child(ctc1);
167 ctc1->set_context_intr(pic, SIG_I8259_IR5 | SIG_I8259_CHIP0);
169 sio->set_context_intr(pic, SIG_I8259_IR1 | SIG_I8259_CHIP0);
171 not_data0->set_context_out(printer, SIG_PRINTER_DATA, 0x01);
172 not_data1->set_context_out(printer, SIG_PRINTER_DATA, 0x02);
173 not_data2->set_context_out(printer, SIG_PRINTER_DATA, 0x04);
174 not_data3->set_context_out(printer, SIG_PRINTER_DATA, 0x08);
175 not_data4->set_context_out(printer, SIG_PRINTER_DATA, 0x10);
176 not_data5->set_context_out(printer, SIG_PRINTER_DATA, 0x20);
177 not_data6->set_context_out(printer, SIG_PRINTER_DATA, 0x40);
178 not_data7->set_context_out(printer, SIG_PRINTER_DATA, 0x80);
179 not_busy->set_context_out(pio, SIG_I8255_PORT_B, 0x01);
180 display->set_vram_ptr(memory->get_vram());
181 display->set_sync_ptr(gdc->get_sync());
182 display->set_ra_ptr(gdc->get_ra());
183 display->set_cs_ptr(gdc->get_cs());
184 display->set_ead_ptr(gdc->get_ead());
185 keyboard->set_context_pio(pio);
186 keyboard->set_context_pic(pic);
187 memory->set_context_cpu(cpu);
188 sysport->set_context_fdc(fdc);
189 sysport->set_context_ctc(ctc0);
190 sysport->set_context_sio(sio);
193 cpu->set_context_mem(memory);
194 cpu->set_context_io(io);
195 cpu->set_context_intr(pic);
196 #ifdef SINGLE_MODE_DMA
197 cpu->set_context_dma(dma);
200 cpu->set_context_debugger(new DEBUGGER(this, emu));
204 io->set_iomap_range_rw(0x00, 0x0f, dma);
205 io->set_iomap_range_rw(0x10, 0x1f, pio);
206 io->set_iomap_range_rw(0x20, 0x2f, fdc);
207 for(int i = 0x30; i < 0x40; i += 2) {
208 io->set_iomap_alias_rw(i, pic, I8259_ADDR_CHIP0 | ((i >> 1) & 1));
210 for(int i = 0x40; i < 0x50; i += 2) {
211 io->set_iomap_alias_rw(i, pic, I8259_ADDR_CHIP1 | ((i >> 1) & 1));
213 io->set_iomap_range_w(0x50, 0x5f, memory);
214 io->set_iomap_range_r(0x60, 0x6f, sysport);
215 io->set_iomap_range_w(0x70, 0x7f, sysport);
216 #if defined(_MZ6500) || defined(_MZ6550)
217 io->set_iomap_single_rw(0xcd, memory);
219 for(int i = 0x100; i < 0x110; i += 2) {
220 io->set_iomap_alias_rw(i, gdc, (i >> 1) & 1);
222 io->set_iomap_range_rw(0x110, 0x17f, display);
223 io->set_iomap_range_rw(0x200, 0x20f, sio);
224 io->set_iomap_range_rw(0x210, 0x21f, ctc0);
225 io->set_iomap_range_rw(0x220, 0x22f, rtc);
226 for(int i = 0x230; i < 0x240; i++) {
227 io->set_iomap_alias_rw(i, psg, ~i & 1);
229 io->set_iomap_range_r(0x240, 0x25f, sysport);
230 io->set_iomap_range_w(0x260, 0x26f, sysport);
231 io->set_iomap_range_r(0x270, 0x27f, sysport);
233 // initialize all devices
234 #if defined(__GIT_REPO_VERSION)
235 strncpy(_git_revision, __GIT_REPO_VERSION, sizeof(_git_revision) - 1);
237 for(DEVICE* device = first_device; device; device = device->next_device) {
238 device->initialize();
240 for(int i = 0; i < 4; i++) {
241 #if defined(_MZ6500) || defined(_MZ6550)
242 fdc->set_drive_type(i, DRIVE_TYPE_2HD);
244 fdc->set_drive_type(i, DRIVE_TYPE_2D);
251 // delete all devices
252 for(DEVICE* device = first_device; device;) {
253 DEVICE *next_device = device->next_device;
256 device = next_device;
260 DEVICE* VM::get_device(int id)
262 for(DEVICE* device = first_device; device; device = device->next_device) {
263 if(device->this_device_id == id) {
270 // ----------------------------------------------------------------------------
271 // drive virtual machine
272 // ----------------------------------------------------------------------------
277 for(DEVICE* device = first_device; device; device = device->next_device) {
280 not_busy->write_signal(SIG_NOT_INPUT, 0, 0); // busy = low
281 pio->write_signal(SIG_I8255_PORT_B, 0x03, 0x07); // busy = ~(low), pe = ~(low), pdtr = ~(high)
282 pio->write_signal(SIG_I8255_PORT_C, 0x40, 0x40); // ack = high
285 void VM::special_reset()
288 cpu->write_signal(SIG_CPU_NMI, 1, 1);
289 sysport->nmi_reset();
297 double VM::get_frame_rate()
299 return event->get_frame_rate();
302 // ----------------------------------------------------------------------------
304 // ----------------------------------------------------------------------------
307 DEVICE *VM::get_cpu(int index)
316 // ----------------------------------------------------------------------------
318 // ----------------------------------------------------------------------------
320 void VM::draw_screen()
322 display->draw_screen();
325 // ----------------------------------------------------------------------------
327 // ----------------------------------------------------------------------------
329 void VM::initialize_sound(int rate, int samples)
331 // init sound manager
332 event->initialize_sound(rate, samples);
335 psg->initialize_sound(rate, 4000000, samples, 0, 0);
338 uint16_t* VM::create_sound(int* extra_frames)
340 return event->create_sound(extra_frames);
343 int VM::get_sound_buffer_ptr()
345 return event->get_sound_buffer_ptr();
348 #ifdef USE_SOUND_VOLUME
349 void VM::set_sound_device_volume(int ch, int decibel_l, int decibel_r)
352 psg->set_volume(1, decibel_l, decibel_r);
354 fdc->get_context_noise_seek()->set_volume(0, decibel_l, decibel_r);
355 fdc->get_context_noise_head_down()->set_volume(0, decibel_l, decibel_r);
356 fdc->get_context_noise_head_up()->set_volume(0, decibel_l, decibel_r);
361 // ----------------------------------------------------------------------------
363 // ----------------------------------------------------------------------------
365 void VM::key_down(int code, bool repeat)
367 keyboard->key_down(code);
370 void VM::key_up(int code)
372 // keyboard->key_up(code);
375 bool VM::get_caps_locked()
377 return keyboard->get_caps_locked();
380 bool VM::get_kana_locked()
382 return keyboard->get_kana_locked();
385 // ----------------------------------------------------------------------------
387 // ----------------------------------------------------------------------------
389 void VM::open_floppy_disk(int drv, const _TCHAR* file_path, int bank)
391 fdc->open_disk(drv, file_path, bank);
394 void VM::close_floppy_disk(int drv)
396 fdc->close_disk(drv);
399 bool VM::is_floppy_disk_inserted(int drv)
401 return fdc->is_disk_inserted(drv);
404 void VM::is_floppy_disk_protected(int drv, bool value)
406 fdc->is_disk_protected(drv, value);
409 bool VM::is_floppy_disk_protected(int drv)
411 return fdc->is_disk_protected(drv);
414 uint32_t VM::is_floppy_disk_accessed()
416 return fdc->read_signal(0);
419 bool VM::is_frame_skippable()
421 return event->is_frame_skippable();
424 void VM::update_config()
426 for(DEVICE* device = first_device; device; device = device->next_device) {
427 device->update_config();
431 #define STATE_VERSION 5
433 bool VM::process_state(FILEIO* state_fio, bool loading)
435 if(!state_fio->StateCheckUint32(STATE_VERSION)) {
438 for(DEVICE* device = first_device; device; device = device->next_device) {
439 // Note: typeid(foo).name is fixed by recent ABI.Not dec 6.
440 // const char *name = typeid(*device).name();
441 // But, using get_device_name() instead of typeid(foo).name() 20181008 K.O
442 const char *name = device->get_device_name();
443 int len = strlen(name);
445 if(!state_fio->StateCheckInt32(len)) {
447 printf("Class name len Error: DEVID=%d EXPECT=%s\n", device->this_device_id, name);
451 if(!state_fio->StateCheckBuffer(name, len, 1)) {
453 printf("Class name Error: DEVID=%d EXPECT=%s\n", device->this_device_id, name);
457 if(!device->process_state(state_fio, loading)) {
459 printf("Data loading Error: DEVID=%d\n", device->this_device_id);