all repos — mgba @ 2860714714b1dd3307a4a50e8854b8eed18e43a6

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	threadContext->started = 0;
37	GBADeinit(&gba);
38
39	return 0;
40}
41
42int GBAThreadStart(struct GBAThread* threadContext) {
43	// TODO: error check
44	{
45		pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
46		threadContext->mutex = mutex;
47		pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
48		threadContext->cond = cond;
49	}
50	pthread_mutex_init(&threadContext->mutex, 0);
51	pthread_cond_init(&threadContext->cond, 0);
52
53	pthread_mutex_lock(&threadContext->mutex);
54	threadContext->started = 0;
55	pthread_create(&threadContext->thread, 0, _GBAThreadRun, threadContext);
56	pthread_cond_wait(&threadContext->cond, &threadContext->mutex);
57	pthread_mutex_unlock(&threadContext->mutex);
58
59	return 0;
60}
61
62void GBAThreadJoin(struct GBAThread* threadContext) {
63	pthread_join(threadContext->thread, 0);
64}