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mGBA Game Boy Advance Emulator

src/gba/core.c (view raw)

  1/* Copyright (c) 2013-2016 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include <mgba/gba/core.h>
  7
  8#include <mgba/core/core.h>
  9#include <mgba/core/log.h>
 10#include <mgba/internal/arm/debugger/debugger.h>
 11#include <mgba/internal/gba/cheats.h>
 12#include <mgba/internal/gba/gba.h>
 13#include <mgba/internal/gba/extra/cli.h>
 14#include <mgba/internal/gba/overrides.h>
 15#ifndef DISABLE_THREADING
 16#include <mgba/internal/gba/renderers/thread-proxy.h>
 17#endif
 18#include <mgba/internal/gba/renderers/video-software.h>
 19#include <mgba/internal/gba/savedata.h>
 20#include <mgba/internal/gba/serialize.h>
 21#include <mgba-util/memory.h>
 22#include <mgba-util/patch.h>
 23#include <mgba-util/vfs.h>
 24
 25struct GBACore {
 26	struct mCore d;
 27	struct GBAVideoSoftwareRenderer renderer;
 28#ifndef DISABLE_THREADING
 29	struct GBAVideoThreadProxyRenderer threadProxy;
 30	int threadedVideo;
 31#endif
 32	int keys;
 33	struct mCPUComponent* components[CPU_COMPONENT_MAX];
 34	const struct Configuration* overrides;
 35	struct mDebuggerPlatform* debuggerPlatform;
 36	struct mCheatDevice* cheatDevice;
 37};
 38
 39static bool _GBACoreInit(struct mCore* core) {
 40	struct GBACore* gbacore = (struct GBACore*) core;
 41
 42	struct ARMCore* cpu = anonymousMemoryMap(sizeof(struct ARMCore));
 43	struct GBA* gba = anonymousMemoryMap(sizeof(struct GBA));
 44	if (!cpu || !gba) {
 45		free(cpu);
 46		free(gba);
 47		return false;
 48	}
 49	core->cpu = cpu;
 50	core->board = gba;
 51	core->debugger = NULL;
 52	gbacore->overrides = NULL;
 53	gbacore->debuggerPlatform = NULL;
 54	gbacore->cheatDevice = NULL;
 55
 56	GBACreate(gba);
 57	// TODO: Restore cheats
 58	memset(gbacore->components, 0, sizeof(gbacore->components));
 59	ARMSetComponents(cpu, &gba->d, CPU_COMPONENT_MAX, gbacore->components);
 60	ARMInit(cpu);
 61	mRTCGenericSourceInit(&core->rtc, core);
 62	gba->rtcSource = &core->rtc.d;
 63
 64	GBAVideoSoftwareRendererCreate(&gbacore->renderer);
 65	gbacore->renderer.outputBuffer = NULL;
 66
 67#ifndef DISABLE_THREADING
 68	gbacore->threadedVideo = false;
 69	GBAVideoThreadProxyRendererCreate(&gbacore->threadProxy, &gbacore->renderer.d);
 70#endif
 71
 72	gbacore->keys = 0;
 73	gba->keySource = &gbacore->keys;
 74
 75#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
 76	mDirectorySetInit(&core->dirs);
 77#endif
 78	
 79	return true;
 80}
 81
 82static void _GBACoreDeinit(struct mCore* core) {
 83	ARMDeinit(core->cpu);
 84	GBADestroy(core->board);
 85	mappedMemoryFree(core->cpu, sizeof(struct ARMCore));
 86	mappedMemoryFree(core->board, sizeof(struct GBA));
 87#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
 88	mDirectorySetDeinit(&core->dirs);
 89#endif
 90
 91	struct GBACore* gbacore = (struct GBACore*) core;
 92	free(gbacore->debuggerPlatform);
 93	if (gbacore->cheatDevice) {
 94		mCheatDeviceDestroy(gbacore->cheatDevice);
 95	}
 96	free(gbacore->cheatDevice);
 97	mCoreConfigFreeOpts(&core->opts);
 98	free(core);
 99}
100
101static enum mPlatform _GBACorePlatform(const struct mCore* core) {
102	UNUSED(core);
103	return PLATFORM_GBA;
104}
105
106static void _GBACoreSetSync(struct mCore* core, struct mCoreSync* sync) {
107	struct GBA* gba = core->board;
108	gba->sync = sync;
109}
110
111static void _GBACoreLoadConfig(struct mCore* core, const struct mCoreConfig* config) {
112	struct GBA* gba = core->board;
113	if (core->opts.mute) {
114		gba->audio.masterVolume = 0;
115	} else {
116		gba->audio.masterVolume = core->opts.volume;
117	}
118	gba->video.frameskip = core->opts.frameskip;
119
120#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
121	struct GBACore* gbacore = (struct GBACore*) core;
122	gbacore->overrides = mCoreConfigGetOverridesConst(config);
123#endif
124
125	const char* idleOptimization = mCoreConfigGetValue(config, "idleOptimization");
126	if (idleOptimization) {
127		if (strcasecmp(idleOptimization, "ignore") == 0) {
128			gba->idleOptimization = IDLE_LOOP_IGNORE;
129		} else if (strcasecmp(idleOptimization, "remove") == 0) {
130			gba->idleOptimization = IDLE_LOOP_REMOVE;
131		} else if (strcasecmp(idleOptimization, "detect") == 0) {
132			if (gba->idleLoop == IDLE_LOOP_NONE) {
133				gba->idleOptimization = IDLE_LOOP_DETECT;
134			} else {
135				gba->idleOptimization = IDLE_LOOP_REMOVE;
136			}
137		}
138	}
139
140	mCoreConfigCopyValue(&core->config, config, "gba.bios");
141
142#ifndef DISABLE_THREADING
143	mCoreConfigGetIntValue(config, "threadedVideo", &gbacore->threadedVideo);
144#endif
145}
146
147static void _GBACoreDesiredVideoDimensions(struct mCore* core, unsigned* width, unsigned* height) {
148	UNUSED(core);
149	*width = VIDEO_HORIZONTAL_PIXELS;
150	*height = VIDEO_VERTICAL_PIXELS;
151}
152
153static void _GBACoreSetVideoBuffer(struct mCore* core, color_t* buffer, size_t stride) {
154	struct GBACore* gbacore = (struct GBACore*) core;
155	gbacore->renderer.outputBuffer = buffer;
156	gbacore->renderer.outputBufferStride = stride;
157}
158
159static void _GBACoreGetPixels(struct mCore* core, const void** buffer, size_t* stride) {
160	struct GBACore* gbacore = (struct GBACore*) core;
161	gbacore->renderer.d.getPixels(&gbacore->renderer.d, stride, buffer);
162}
163
164static void _GBACorePutPixels(struct mCore* core, const void* buffer, size_t stride) {
165	struct GBACore* gbacore = (struct GBACore*) core;
166	gbacore->renderer.d.putPixels(&gbacore->renderer.d, stride, buffer);
167}
168
169static struct blip_t* _GBACoreGetAudioChannel(struct mCore* core, int ch) {
170	struct GBA* gba = core->board;
171	switch (ch) {
172	case 0:
173		return gba->audio.psg.left;
174	case 1:
175		return gba->audio.psg.right;
176	default:
177		return NULL;
178	}
179}
180
181static void _GBACoreSetAudioBufferSize(struct mCore* core, size_t samples) {
182	struct GBA* gba = core->board;
183	GBAAudioResizeBuffer(&gba->audio, samples);
184}
185
186static size_t _GBACoreGetAudioBufferSize(struct mCore* core) {
187	struct GBA* gba = core->board;
188	return gba->audio.samples;
189}
190
191static void _GBACoreAddCoreCallbacks(struct mCore* core, struct mCoreCallbacks* coreCallbacks) {
192	struct GBA* gba = core->board;
193	*mCoreCallbacksListAppend(&gba->coreCallbacks) = *coreCallbacks;
194}
195
196static void _GBACoreClearCoreCallbacks(struct mCore* core) {
197	struct GBA* gba = core->board;
198	mCoreCallbacksListClear(&gba->coreCallbacks);
199}
200
201static void _GBACoreSetAVStream(struct mCore* core, struct mAVStream* stream) {
202	struct GBA* gba = core->board;
203	gba->stream = stream;
204	if (stream && stream->videoDimensionsChanged) {
205		stream->videoDimensionsChanged(stream, VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
206	}
207}
208
209static bool _GBACoreLoadROM(struct mCore* core, struct VFile* vf) {
210	if (GBAIsMB(vf)) {
211		return GBALoadMB(core->board, vf);
212	}
213	return GBALoadROM(core->board, vf);
214}
215
216static bool _GBACoreLoadBIOS(struct mCore* core, struct VFile* vf, int type) {
217	UNUSED(type);
218	if (!GBAIsBIOS(vf)) {
219		return false;
220	}
221	GBALoadBIOS(core->board, vf);
222	return true;
223}
224
225static bool _GBACoreLoadSave(struct mCore* core, struct VFile* vf) {
226	return GBALoadSave(core->board, vf);
227}
228
229static bool _GBACoreLoadTemporarySave(struct mCore* core, struct VFile* vf) {
230	struct GBA* gba = core->board;
231	GBASavedataMask(&gba->memory.savedata, vf, false);
232	return true; // TODO: Return a real value
233}
234
235static bool _GBACoreLoadPatch(struct mCore* core, struct VFile* vf) {
236	if (!vf) {
237		return false;
238	}
239	struct Patch patch;
240	if (!loadPatch(vf, &patch)) {
241		return false;
242	}
243	GBAApplyPatch(core->board, &patch);
244	return true;
245}
246
247static void _GBACoreUnloadROM(struct mCore* core) {
248	struct GBACore* gbacore = (struct GBACore*) core;
249	struct ARMCore* cpu = core->cpu;
250	if (gbacore->cheatDevice) {
251		ARMHotplugDetach(cpu, CPU_COMPONENT_CHEAT_DEVICE);
252		cpu->components[CPU_COMPONENT_CHEAT_DEVICE] = NULL;
253		mCheatDeviceDestroy(gbacore->cheatDevice);
254		gbacore->cheatDevice = NULL;
255	}
256	return GBAUnloadROM(core->board);
257}
258
259static void _GBACoreChecksum(const struct mCore* core, void* data, enum mCoreChecksumType type) {
260	struct GBA* gba = (struct GBA*) core->board;
261	switch (type) {
262	case CHECKSUM_CRC32:
263		memcpy(data, &gba->romCrc32, sizeof(gba->romCrc32));
264		break;
265	}
266	return;
267}
268
269static void _GBACoreReset(struct mCore* core) {
270	struct GBACore* gbacore = (struct GBACore*) core;
271	struct GBA* gba = (struct GBA*) core->board;
272	if (gbacore->renderer.outputBuffer) {
273		struct GBAVideoRenderer* renderer = &gbacore->renderer.d;
274#ifndef DISABLE_THREADING
275		if (gbacore->threadedVideo) {
276			renderer = &gbacore->threadProxy.d;
277		}
278#endif
279		GBAVideoAssociateRenderer(&gba->video, renderer);
280	}
281
282	struct GBACartridgeOverride override;
283	const struct GBACartridge* cart = (const struct GBACartridge*) gba->memory.rom;
284	if (cart) {
285		memcpy(override.id, &cart->id, sizeof(override.id));
286		if (GBAOverrideFind(gbacore->overrides, &override)) {
287			GBAOverrideApply(gba, &override);
288		}
289	}
290
291#if !defined(MINIMAL_CORE) || MINIMAL_CORE < 2
292	if (!gba->biosVf && core->opts.useBios) {
293		struct VFile* bios = NULL;
294		bool found = false;
295		if (core->opts.bios) {
296			bios = VFileOpen(core->opts.bios, O_RDONLY);
297			if (bios && GBAIsBIOS(bios)) {
298				found = true;
299			} else if (bios) {
300				bios->close(bios);
301				bios = NULL;
302			}
303		}
304		if (!found) {
305			const char* configPath = mCoreConfigGetValue(&core->config, "gba.bios");
306			bios = VFileOpen(configPath, O_RDONLY);
307			if (bios && GBAIsBIOS(bios)) {
308				found = true;
309			} else if (bios) {
310				bios->close(bios);
311				bios = NULL;
312			}
313		}
314		if (!found) {
315			char path[PATH_MAX];
316			mCoreConfigDirectory(path, PATH_MAX);
317			strncat(path, PATH_SEP "gba_bios.bin", PATH_MAX - strlen(path));
318			bios = VFileOpen(path, O_RDONLY);
319			if (bios && GBIsBIOS(bios)) {
320				found = true;
321			} else if (bios) {
322				bios->close(bios);
323				bios = NULL;
324			}
325		}
326		if (bios) {
327			GBALoadBIOS(gba, bios);
328		}
329	}
330#endif
331
332	ARMReset(core->cpu);
333	if (core->opts.skipBios && gba->isPristine) {
334		GBASkipBIOS(core->board);
335	}
336}
337
338static void _GBACoreRunFrame(struct mCore* core) {
339	struct GBA* gba = core->board;
340	int32_t frameCounter = gba->video.frameCounter;
341	while (gba->video.frameCounter == frameCounter) {
342		ARMRunLoop(core->cpu);
343	}
344}
345
346static void _GBACoreRunLoop(struct mCore* core) {
347	ARMRunLoop(core->cpu);
348}
349
350static void _GBACoreStep(struct mCore* core) {
351	ARMRun(core->cpu);
352}
353
354static size_t _GBACoreStateSize(struct mCore* core) {
355	UNUSED(core);
356	return sizeof(struct GBASerializedState);
357}
358
359static bool _GBACoreLoadState(struct mCore* core, const void* state) {
360	return GBADeserialize(core->board, state);
361}
362
363static bool _GBACoreSaveState(struct mCore* core, void* state) {
364	GBASerialize(core->board, state);
365	return true;
366}
367
368static void _GBACoreSetKeys(struct mCore* core, uint32_t keys) {
369	struct GBACore* gbacore = (struct GBACore*) core;
370	gbacore->keys = keys;
371}
372
373static void _GBACoreAddKeys(struct mCore* core, uint32_t keys) {
374	struct GBACore* gbacore = (struct GBACore*) core;
375	gbacore->keys |= keys;
376}
377
378static void _GBACoreClearKeys(struct mCore* core, uint32_t keys) {
379	struct GBACore* gbacore = (struct GBACore*) core;
380	gbacore->keys &= ~keys;
381}
382
383static int32_t _GBACoreFrameCounter(const struct mCore* core) {
384	const struct GBA* gba = core->board;
385	return gba->video.frameCounter;
386}
387
388static int32_t _GBACoreFrameCycles(const struct mCore* core) {
389	UNUSED(core);
390	return VIDEO_TOTAL_LENGTH;
391}
392
393static int32_t _GBACoreFrequency(const struct mCore* core) {
394	UNUSED(core);
395	return GBA_ARM7TDMI_FREQUENCY;
396}
397
398static void _GBACoreGetGameTitle(const struct mCore* core, char* title) {
399	GBAGetGameTitle(core->board, title);
400}
401
402static void _GBACoreGetGameCode(const struct mCore* core, char* title) {
403	GBAGetGameCode(core->board, title);
404}
405
406static void _GBACoreSetRotation(struct mCore* core, struct mRotationSource* rotation) {
407	struct GBA* gba = core->board;
408	gba->rotationSource = rotation;
409}
410
411static void _GBACoreSetRumble(struct mCore* core, struct mRumble* rumble) {
412	struct GBA* gba = core->board;
413	gba->rumble = rumble;
414}
415
416static uint32_t _GBACoreBusRead8(struct mCore* core, uint32_t address) {
417	struct ARMCore* cpu = core->cpu;
418	return cpu->memory.load8(cpu, address, 0);
419}
420
421static uint32_t _GBACoreBusRead16(struct mCore* core, uint32_t address) {
422	struct ARMCore* cpu = core->cpu;
423	return cpu->memory.load16(cpu, address, 0);
424
425}
426
427static uint32_t _GBACoreBusRead32(struct mCore* core, uint32_t address) {
428	struct ARMCore* cpu = core->cpu;
429	return cpu->memory.load32(cpu, address, 0);
430}
431
432static void _GBACoreBusWrite8(struct mCore* core, uint32_t address, uint8_t value) {
433	struct ARMCore* cpu = core->cpu;
434	cpu->memory.store8(cpu, address, value, 0);
435}
436
437static void _GBACoreBusWrite16(struct mCore* core, uint32_t address, uint16_t value) {
438	struct ARMCore* cpu = core->cpu;
439	cpu->memory.store16(cpu, address, value, 0);
440}
441
442static void _GBACoreBusWrite32(struct mCore* core, uint32_t address, uint32_t value) {
443	struct ARMCore* cpu = core->cpu;
444	cpu->memory.store32(cpu, address, value, 0);
445}
446
447static uint32_t _GBACoreRawRead8(struct mCore* core, uint32_t address, int segment) {
448	UNUSED(segment);
449	struct ARMCore* cpu = core->cpu;
450	return GBAView8(cpu, address);
451}
452
453static uint32_t _GBACoreRawRead16(struct mCore* core, uint32_t address, int segment) {
454	UNUSED(segment);
455	struct ARMCore* cpu = core->cpu;
456	return GBAView16(cpu, address);
457}
458
459static uint32_t _GBACoreRawRead32(struct mCore* core, uint32_t address, int segment) {
460	UNUSED(segment);
461	struct ARMCore* cpu = core->cpu;
462	return GBAView32(cpu, address);
463}
464
465static void _GBACoreRawWrite8(struct mCore* core, uint32_t address, int segment, uint8_t value) {
466	UNUSED(segment);
467	struct ARMCore* cpu = core->cpu;
468	GBAPatch8(cpu, address, value, NULL);
469}
470
471static void _GBACoreRawWrite16(struct mCore* core, uint32_t address, int segment, uint16_t value) {
472	UNUSED(segment);
473	struct ARMCore* cpu = core->cpu;
474	GBAPatch16(cpu, address, value, NULL);
475}
476
477static void _GBACoreRawWrite32(struct mCore* core, uint32_t address, int segment, uint32_t value) {
478	UNUSED(segment);
479	struct ARMCore* cpu = core->cpu;
480	GBAPatch32(cpu, address, value, NULL);
481}
482
483#ifdef USE_DEBUGGERS
484static bool _GBACoreSupportsDebuggerType(struct mCore* core, enum mDebuggerType type) {
485	UNUSED(core);
486	switch (type) {
487	case DEBUGGER_CLI:
488		return true;
489#ifdef USE_GDB_STUB
490	case DEBUGGER_GDB:
491		return true;
492#endif
493	default:
494		return false;
495	}
496}
497
498static struct mDebuggerPlatform* _GBACoreDebuggerPlatform(struct mCore* core) {
499	struct GBACore* gbacore = (struct GBACore*) core;
500	if (!gbacore->debuggerPlatform) {
501		gbacore->debuggerPlatform = ARMDebuggerPlatformCreate();
502	}
503	return gbacore->debuggerPlatform;
504}
505
506static struct CLIDebuggerSystem* _GBACoreCliDebuggerSystem(struct mCore* core) {
507	return &GBACLIDebuggerCreate(core)->d;
508}
509
510static void _GBACoreAttachDebugger(struct mCore* core, struct mDebugger* debugger) {
511	if (core->debugger) {
512		GBADetachDebugger(core->board);
513	}
514	GBAAttachDebugger(core->board, debugger);
515	core->debugger = debugger;
516}
517
518static void _GBACoreDetachDebugger(struct mCore* core) {
519	GBADetachDebugger(core->board);
520	core->debugger = NULL;
521}
522#endif
523
524static struct mCheatDevice* _GBACoreCheatDevice(struct mCore* core) {
525	struct GBACore* gbacore = (struct GBACore*) core;
526	if (!gbacore->cheatDevice) {
527		gbacore->cheatDevice = GBACheatDeviceCreate();
528		((struct ARMCore*) core->cpu)->components[CPU_COMPONENT_CHEAT_DEVICE] = &gbacore->cheatDevice->d;
529		ARMHotplugAttach(core->cpu, CPU_COMPONENT_CHEAT_DEVICE);
530		gbacore->cheatDevice->p = core;
531	}
532	return gbacore->cheatDevice;
533}
534
535static size_t _GBACoreSavedataClone(struct mCore* core, void** sram) {
536	struct GBA* gba = core->board;
537	size_t size = GBASavedataSize(&gba->memory.savedata);
538	if (!size) {
539		*sram = NULL;
540		return 0;
541	}
542	*sram = malloc(size);
543	struct VFile* vf = VFileFromMemory(*sram, size);
544	if (!vf) {
545		free(*sram);
546		*sram = NULL;
547		return 0;
548	}
549	bool success = GBASavedataClone(&gba->memory.savedata, vf);
550	vf->close(vf);
551	if (!success) {
552		free(*sram);
553		*sram = NULL;
554		return 0;
555	}
556	return size;
557}
558
559static bool _GBACoreSavedataRestore(struct mCore* core, const void* sram, size_t size, bool writeback) {
560	struct VFile* vf = VFileMemChunk(sram, size);
561	if (!vf) {
562		return false;
563	}
564	struct GBA* gba = core->board;
565	bool success = true;
566	if (writeback) {
567		success = GBASavedataLoad(&gba->memory.savedata, vf);
568		vf->close(vf);
569	} else {
570		GBASavedataMask(&gba->memory.savedata, vf, true);
571	}
572	return success;
573}
574
575struct mCore* GBACoreCreate(void) {
576	struct GBACore* gbacore = malloc(sizeof(*gbacore));
577	struct mCore* core = &gbacore->d;
578	memset(&core->opts, 0, sizeof(core->opts));
579	core->cpu = NULL;
580	core->board = NULL;
581	core->debugger = NULL;
582	core->init = _GBACoreInit;
583	core->deinit = _GBACoreDeinit;
584	core->platform = _GBACorePlatform;
585	core->setSync = _GBACoreSetSync;
586	core->loadConfig = _GBACoreLoadConfig;
587	core->desiredVideoDimensions = _GBACoreDesiredVideoDimensions;
588	core->setVideoBuffer = _GBACoreSetVideoBuffer;
589	core->getPixels = _GBACoreGetPixels;
590	core->putPixels = _GBACorePutPixels;
591	core->getAudioChannel = _GBACoreGetAudioChannel;
592	core->setAudioBufferSize = _GBACoreSetAudioBufferSize;
593	core->getAudioBufferSize = _GBACoreGetAudioBufferSize;
594	core->addCoreCallbacks = _GBACoreAddCoreCallbacks;
595	core->clearCoreCallbacks = _GBACoreClearCoreCallbacks;
596	core->setAVStream = _GBACoreSetAVStream;
597	core->isROM = GBAIsROM;
598	core->loadROM = _GBACoreLoadROM;
599	core->loadBIOS = _GBACoreLoadBIOS;
600	core->loadSave = _GBACoreLoadSave;
601	core->loadTemporarySave = _GBACoreLoadTemporarySave;
602	core->loadPatch = _GBACoreLoadPatch;
603	core->unloadROM = _GBACoreUnloadROM;
604	core->checksum = _GBACoreChecksum;
605	core->reset = _GBACoreReset;
606	core->runFrame = _GBACoreRunFrame;
607	core->runLoop = _GBACoreRunLoop;
608	core->step = _GBACoreStep;
609	core->stateSize = _GBACoreStateSize;
610	core->loadState = _GBACoreLoadState;
611	core->saveState = _GBACoreSaveState;
612	core->setKeys = _GBACoreSetKeys;
613	core->addKeys = _GBACoreAddKeys;
614	core->clearKeys = _GBACoreClearKeys;
615	core->frameCounter = _GBACoreFrameCounter;
616	core->frameCycles = _GBACoreFrameCycles;
617	core->frequency = _GBACoreFrequency;
618	core->getGameTitle = _GBACoreGetGameTitle;
619	core->getGameCode = _GBACoreGetGameCode;
620	core->setRotation = _GBACoreSetRotation;
621	core->setRumble = _GBACoreSetRumble;
622	core->busRead8 = _GBACoreBusRead8;
623	core->busRead16 = _GBACoreBusRead16;
624	core->busRead32 = _GBACoreBusRead32;
625	core->busWrite8 = _GBACoreBusWrite8;
626	core->busWrite16 = _GBACoreBusWrite16;
627	core->busWrite32 = _GBACoreBusWrite32;
628	core->rawRead8 = _GBACoreRawRead8;
629	core->rawRead16 = _GBACoreRawRead16;
630	core->rawRead32 = _GBACoreRawRead32;
631	core->rawWrite8 = _GBACoreRawWrite8;
632	core->rawWrite16 = _GBACoreRawWrite16;
633	core->rawWrite32 = _GBACoreRawWrite32;
634#ifdef USE_DEBUGGERS
635	core->supportsDebuggerType = _GBACoreSupportsDebuggerType;
636	core->debuggerPlatform = _GBACoreDebuggerPlatform;
637	core->cliDebuggerSystem = _GBACoreCliDebuggerSystem;
638	core->attachDebugger = _GBACoreAttachDebugger;
639	core->detachDebugger = _GBACoreDetachDebugger;
640#endif
641	core->cheatDevice = _GBACoreCheatDevice;
642	core->savedataClone = _GBACoreSavedataClone;
643	core->savedataRestore = _GBACoreSavedataRestore;
644	return core;
645}