-/*\r
- CASIO FP-1100 Emulator 'eFP-1100'\r
-\r
- Author : Takeda.Toshiya\r
- Date : 2010.06.18-\r
-\r
- [ virtual machine ]\r
-*/\r
-\r
-#include "fp1100.h"\r
-#include "../../emu.h"\r
-#include "../device.h"\r
-#include "../event.h"\r
-\r
-#include "../beep.h"\r
-#include "../disk.h"\r
-#include "../hd46505.h"\r
-#include "../upd765a.h"\r
-#include "../upd7801.h"\r
-#include "../z80.h"\r
-\r
-#ifdef USE_DEBUGGER\r
-#include "../debugger.h"\r
-#endif\r
-\r
-#include "main.h"\r
-#include "sub.h"\r
-#include "fdcpack.h"\r
-#include "rampack.h"\r
-#include "rompack.h"\r
-\r
-// ----------------------------------------------------------------------------\r
-// initialize\r
-// ----------------------------------------------------------------------------\r
-\r
-VM::VM(EMU* parent_emu) : emu(parent_emu)\r
-{\r
- // create devices\r
- first_device = last_device = NULL;\r
- dummy = new DEVICE(this, emu); // must be 1st device\r
- event = new EVENT(this, emu); // must be 2nd device\r
- \r
- beep = new BEEP(this, emu);\r
- crtc = new HD46505(this, emu);\r
- fdc = new UPD765A(this, emu);\r
- subcpu = new UPD7801(this, emu);\r
- cpu = new Z80(this, emu);\r
- \r
- main = new MAIN(this, emu);\r
- sub = new SUB(this, emu);\r
- fdcpack = new FDCPACK(this, emu);\r
- rampack1 = new RAMPACK(this, emu);\r
- rampack1->index = 1;\r
- rampack2 = new RAMPACK(this, emu);\r
- rampack2->index = 2;\r
- rampack3 = new RAMPACK(this, emu);\r
- rampack3->index = 3;\r
- rampack4 = new RAMPACK(this, emu);\r
- rampack4->index = 4;\r
- rampack5 = new RAMPACK(this, emu);\r
- rampack5->index = 5;\r
- rampack6 = new RAMPACK(this, emu);\r
- rampack6->index = 6;\r
- rompack = new ROMPACK(this, emu);\r
- \r
- // set contexts\r
- event->set_context_cpu(cpu);\r
- event->set_context_cpu(subcpu, SUB_CPU_CLOCKS);\r
- event->set_context_sound(beep);\r
- \r
- crtc->set_context_hsync(sub, SIG_SUB_HSYNC, 1);\r
- fdc->set_context_drq(main, SIG_MAIN_INTA, 1);\r
- fdc->set_context_irq(main, SIG_MAIN_INTB, 1);\r
- \r
- main->set_context_cpu(cpu);\r
- main->set_context_sub(sub);\r
- main->set_context_slot(0, rampack1);\r
- main->set_context_slot(1, rampack2);\r
- main->set_context_slot(2, rampack3);\r
- main->set_context_slot(3, rampack4);\r
- main->set_context_slot(4, rampack5);\r
- main->set_context_slot(5, rampack6);\r
- main->set_context_slot(6, rompack);\r
- main->set_context_slot(7, fdcpack);\r
- \r
- sub->set_context_cpu(subcpu);\r
- sub->set_context_main(main);\r
- sub->set_context_beep(beep);\r
- sub->set_context_crtc(crtc, crtc->get_regs());\r
- \r
- fdcpack->set_context_fdc(fdc);\r
- \r
- // cpu bus\r
- cpu->set_context_mem(main);\r
- cpu->set_context_io(main);\r
- cpu->set_context_intr(main);\r
-#ifdef USE_DEBUGGER\r
- cpu->set_context_debugger(new DEBUGGER(this, emu));\r
-#endif\r
- subcpu->set_context_mem(sub);\r
- subcpu->set_context_io(sub);\r
-#ifdef USE_DEBUGGER\r
- subcpu->set_context_debugger(new DEBUGGER(this, emu));\r
-#endif\r
- \r
- // initialize all devices\r
- for(DEVICE* device = first_device; device; device = device->next_device) {\r
- device->initialize();\r
- }\r
- for(int i = 0; i < 4; i++) {\r
- fdc->set_drive_type(i, DRIVE_TYPE_2D);\r
- }\r
-}\r
-\r
-VM::~VM()\r
-{\r
- // delete all devices\r
- for(DEVICE* device = first_device; device;) {\r
- DEVICE *next_device = device->next_device;\r
- device->release();\r
- delete device;\r
- device = next_device;\r
- }\r
-}\r
-\r
-DEVICE* VM::get_device(int id)\r
-{\r
- for(DEVICE* device = first_device; device; device = device->next_device) {\r
- if(device->this_device_id == id) {\r
- return device;\r
- }\r
- }\r
- return NULL;\r
-}\r
-\r
-// ----------------------------------------------------------------------------\r
-// drive virtual machine\r
-// ----------------------------------------------------------------------------\r
-\r
-void VM::reset()\r
-{\r
- // reset all devices\r
- for(DEVICE* device = first_device; device; device = device->next_device) {\r
- device->reset();\r
- }\r
-}\r
-\r
-void VM::run()\r
-{\r
- event->drive();\r
-}\r
-\r
-double VM::frame_rate()\r
-{\r
- return event->frame_rate();\r
-}\r
-\r
-// ----------------------------------------------------------------------------\r
-// debugger\r
-// ----------------------------------------------------------------------------\r
-\r
-#ifdef USE_DEBUGGER\r
-DEVICE *VM::get_cpu(int index)\r
-{\r
- if(index == 0) {\r
- return cpu;\r
- } else if(index == 1) {\r
- return subcpu;\r
- }\r
- return NULL;\r
-}\r
-#endif\r
-\r
-// ----------------------------------------------------------------------------\r
-// draw screen\r
-// ----------------------------------------------------------------------------\r
-\r
-void VM::draw_screen()\r
-{\r
- sub->draw_screen();\r
-}\r
-\r
-int VM::access_lamp()\r
-{\r
- uint32 status = fdc->read_signal(0);\r
- return (status & (1 | 4)) ? 1 : (status & (2 | 8)) ? 2 : 0;\r
-}\r
-\r
-// ----------------------------------------------------------------------------\r
-// soud manager\r
-// ----------------------------------------------------------------------------\r
-\r
-void VM::initialize_sound(int rate, int samples)\r
-{\r
- // init sound manager\r
- event->initialize_sound(rate, samples);\r
- \r
- // init sound gen\r
- beep->init(rate, 2400, 8000);\r
-}\r
-\r
-uint16* VM::create_sound(int* extra_frames)\r
-{\r
- return event->create_sound(extra_frames);\r
-}\r
-\r
-int VM::sound_buffer_ptr()\r
-{\r
- return event->sound_buffer_ptr();\r
-}\r
-\r
-// ----------------------------------------------------------------------------\r
-// notify key\r
-// ----------------------------------------------------------------------------\r
-\r
-void VM::key_down(int code, bool repeat)\r
-{\r
- sub->key_down(code);\r
-}\r
-\r
-void VM::key_up(int code)\r
-{\r
- sub->key_up(code);\r
-}\r
-\r
-// ----------------------------------------------------------------------------\r
-// user interface\r
-// ----------------------------------------------------------------------------\r
-\r
-void VM::open_disk(int drv, _TCHAR* file_path, int offset)\r
-{\r
- fdc->open_disk(drv, file_path, offset);\r
-}\r
-\r
-void VM::close_disk(int drv)\r
-{\r
- fdc->close_disk(drv);\r
-}\r
-\r
-bool VM::disk_inserted(int drv)\r
-{\r
- return fdc->disk_inserted(drv);\r
-}\r
-\r
-void VM::play_tape(_TCHAR* file_path)\r
-{\r
- sub->play_tape(file_path);\r
-}\r
-\r
-void VM::rec_tape(_TCHAR* file_path)\r
-{\r
- sub->rec_tape(file_path);\r
-}\r
-\r
-void VM::close_tape()\r
-{\r
- sub->close_tape();\r
-}\r
-\r
-bool VM::tape_inserted()\r
-{\r
- return sub->tape_inserted();\r
-}\r
-\r
-bool VM::now_skip()\r
-{\r
- return event->now_skip();\r
-}\r
-\r
-void VM::update_config()\r
-{\r
- for(DEVICE* device = first_device; device; device = device->next_device) {\r
- device->update_config();\r
- }\r
-}\r
-\r
+/*
+ CASIO FP-1100 Emulator 'eFP-1100'
+
+ Author : Takeda.Toshiya
+ Date : 2010.06.18-
+
+ [ virtual machine ]
+*/
+
+#include "fp1100.h"
+#include "../../emu.h"
+#include "../device.h"
+#include "../event.h"
+
+#include "../beep.h"
+#include "../disk.h"
+#include "../hd46505.h"
+#include "../upd765a.h"
+#include "../upd7801.h"
+#include "../z80.h"
+
+#ifdef USE_DEBUGGER
+#include "../debugger.h"
+#endif
+
+#include "main.h"
+#include "sub.h"
+#include "fdcpack.h"
+#include "rampack.h"
+#include "rompack.h"
+
+#include "../../fileio.h"
+
+// ----------------------------------------------------------------------------
+// initialize
+// ----------------------------------------------------------------------------
+
+VM::VM(EMU* parent_emu) : emu(parent_emu)
+{
+ // create devices
+ first_device = last_device = NULL;
+ dummy = new DEVICE(this, emu); // must be 1st device
+ event = new EVENT(this, emu); // must be 2nd device
+
+ beep = new BEEP(this, emu);
+ crtc = new HD46505(this, emu);
+ fdc = new UPD765A(this, emu);
+ subcpu = new UPD7801(this, emu);
+ cpu = new Z80(this, emu);
+
+ main = new MAIN(this, emu);
+ sub = new SUB(this, emu);
+ fdcpack = new FDCPACK(this, emu);
+ rampack1 = new RAMPACK(this, emu);
+ rampack1->index = 1;
+ rampack2 = new RAMPACK(this, emu);
+ rampack2->index = 2;
+ rampack3 = new RAMPACK(this, emu);
+ rampack3->index = 3;
+ rampack4 = new RAMPACK(this, emu);
+ rampack4->index = 4;
+ rampack5 = new RAMPACK(this, emu);
+ rampack5->index = 5;
+ rampack6 = new RAMPACK(this, emu);
+ rampack6->index = 6;
+ rompack = new ROMPACK(this, emu);
+
+ // set contexts
+ event->set_context_cpu(cpu);
+ event->set_context_cpu(subcpu, SUB_CPU_CLOCKS);
+ event->set_context_sound(beep);
+
+ crtc->set_context_hsync(sub, SIG_SUB_HSYNC, 1);
+ fdc->set_context_drq(main, SIG_MAIN_INTA, 1);
+ fdc->set_context_irq(main, SIG_MAIN_INTB, 1);
+
+ main->set_context_cpu(cpu);
+ main->set_context_sub(sub);
+ main->set_context_slot(0, rampack1);
+ main->set_context_slot(1, rampack2);
+ main->set_context_slot(2, rampack3);
+ main->set_context_slot(3, rampack4);
+ main->set_context_slot(4, rampack5);
+ main->set_context_slot(5, rampack6);
+ main->set_context_slot(6, rompack);
+ main->set_context_slot(7, fdcpack);
+
+ sub->set_context_cpu(subcpu);
+ sub->set_context_main(main);
+ sub->set_context_beep(beep);
+ sub->set_context_crtc(crtc, crtc->get_regs());
+
+ fdcpack->set_context_fdc(fdc);
+
+ // cpu bus
+ cpu->set_context_mem(main);
+ cpu->set_context_io(main);
+ cpu->set_context_intr(main);
+#ifdef USE_DEBUGGER
+ cpu->set_context_debugger(new DEBUGGER(this, emu));
+#endif
+ subcpu->set_context_mem(sub);
+ subcpu->set_context_io(sub);
+#ifdef USE_DEBUGGER
+ subcpu->set_context_debugger(new DEBUGGER(this, emu));
+#endif
+
+ // initialize all devices
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ device->initialize();
+ }
+ for(int i = 0; i < 4; i++) {
+ fdc->set_drive_type(i, DRIVE_TYPE_2D);
+ }
+}
+
+VM::~VM()
+{
+ // delete all devices
+ for(DEVICE* device = first_device; device;) {
+ DEVICE *next_device = device->next_device;
+ device->release();
+ delete device;
+ device = next_device;
+ }
+}
+
+DEVICE* VM::get_device(int id)
+{
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ if(device->this_device_id == id) {
+ return device;
+ }
+ }
+ return NULL;
+}
+
+// ----------------------------------------------------------------------------
+// drive virtual machine
+// ----------------------------------------------------------------------------
+
+void VM::reset()
+{
+ // reset all devices
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ device->reset();
+ }
+}
+
+void VM::run()
+{
+ event->drive();
+}
+
+double VM::frame_rate()
+{
+ return event->frame_rate();
+}
+
+// ----------------------------------------------------------------------------
+// debugger
+// ----------------------------------------------------------------------------
+
+#ifdef USE_DEBUGGER
+DEVICE *VM::get_cpu(int index)
+{
+ if(index == 0) {
+ return cpu;
+ } else if(index == 1) {
+ return subcpu;
+ }
+ return NULL;
+}
+#endif
+
+// ----------------------------------------------------------------------------
+// draw screen
+// ----------------------------------------------------------------------------
+
+void VM::draw_screen()
+{
+ sub->draw_screen();
+}
+
+int VM::access_lamp()
+{
+ uint32 status = fdc->read_signal(0);
+ return (status & (1 | 4)) ? 1 : (status & (2 | 8)) ? 2 : 0;
+}
+
+// ----------------------------------------------------------------------------
+// soud manager
+// ----------------------------------------------------------------------------
+
+void VM::initialize_sound(int rate, int samples)
+{
+ // init sound manager
+ event->initialize_sound(rate, samples);
+
+ // init sound gen
+ beep->init(rate, 2400, 8000);
+}
+
+uint16* VM::create_sound(int* extra_frames)
+{
+ return event->create_sound(extra_frames);
+}
+
+int VM::sound_buffer_ptr()
+{
+ return event->sound_buffer_ptr();
+}
+
+// ----------------------------------------------------------------------------
+// notify key
+// ----------------------------------------------------------------------------
+
+void VM::key_down(int code, bool repeat)
+{
+ sub->key_down(code);
+}
+
+void VM::key_up(int code)
+{
+ sub->key_up(code);
+}
+
+// ----------------------------------------------------------------------------
+// user interface
+// ----------------------------------------------------------------------------
+
+void VM::open_disk(int drv, _TCHAR* file_path, int offset)
+{
+ fdc->open_disk(drv, file_path, offset);
+}
+
+void VM::close_disk(int drv)
+{
+ fdc->close_disk(drv);
+}
+
+bool VM::disk_inserted(int drv)
+{
+ return fdc->disk_inserted(drv);
+}
+
+void VM::play_tape(_TCHAR* file_path)
+{
+ sub->play_tape(file_path);
+}
+
+void VM::rec_tape(_TCHAR* file_path)
+{
+ sub->rec_tape(file_path);
+}
+
+void VM::close_tape()
+{
+ sub->close_tape();
+}
+
+bool VM::tape_inserted()
+{
+ return sub->tape_inserted();
+}
+
+bool VM::now_skip()
+{
+ return event->now_skip();
+}
+
+void VM::update_config()
+{
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ device->update_config();
+ }
+}
+
+#define STATE_VERSION 1
+
+void VM::save_state(FILEIO* state_fio)
+{
+ state_fio->FputUint32(STATE_VERSION);
+
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ device->save_state(state_fio);
+ }
+}
+
+bool VM::load_state(FILEIO* state_fio)
+{
+ if(state_fio->FgetUint32() != STATE_VERSION) {
+ return false;
+ }
+ for(DEVICE* device = first_device; device; device = device->next_device) {
+ if(!device->load_state(state_fio)) {
+ return false;
+ }
+ }
+ return true;
+}
+
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