all repos — mgba @ a094024ad51cc8328fc16b6a72a78bd589a71f80

mGBA Game Boy Advance Emulator

src/gba/gba-thread.c (view raw)

 1#include "gba-thread.h"
 2
 3#include "arm.h"
 4#include "debugger.h"
 5#include "gba.h"
 6
 7#include <signal.h>
 8
 9static void* _GBAThreadRun(void* context) {
10	struct ARMDebugger debugger;
11	struct GBA gba;
12	struct GBAThread* threadContext = context;
13
14	sigset_t signals;
15	sigfillset(&signals);
16	pthread_sigmask(SIG_UNBLOCK, &signals, 0);
17
18	GBAInit(&gba);
19	if (threadContext->renderer) {
20		GBAVideoAssociateRenderer(&gba.video, threadContext->renderer);
21	}
22
23	threadContext->gba = &gba;
24	threadContext->debugger = &debugger;
25	if (threadContext->fd >= 0) {
26		GBALoadROM(&gba, threadContext->fd);
27	}
28	GBAAttachDebugger(&gba, &debugger);
29
30	threadContext->started = 1;
31	pthread_mutex_lock(&threadContext->mutex);
32	pthread_cond_broadcast(&threadContext->cond);
33	pthread_mutex_unlock(&threadContext->mutex);
34
35	ARMDebuggerRun(&debugger);
36	GBADeinit(&gba);
37
38	return 0;
39}
40
41int GBAThreadStart(struct GBAThread* threadContext) {
42	// TODO: error check
43	{
44		pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
45		threadContext->mutex = mutex;
46		pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
47		threadContext->cond = cond;
48	}
49	pthread_mutex_init(&threadContext->mutex, 0);
50	pthread_cond_init(&threadContext->cond, 0);
51
52	pthread_mutex_lock(&threadContext->mutex);
53	threadContext->started = 0;
54	pthread_create(&threadContext->thread, 0, _GBAThreadRun, threadContext);
55	pthread_cond_wait(&threadContext->cond, &threadContext->mutex);
56	pthread_mutex_unlock(&threadContext->mutex);
57
58	return 0;
59}
60
61void GBAThreadJoin(struct GBAThread* threadContext) {
62	pthread_join(threadContext->thread, 0);
63}