static void execPriorityTests(int attr, int changePriority) {
printf("For attr %08X%s:\n", attr, changePriority ? " and changed priorities" : "");
schedulingLogPos = 0;
SceUID threads[7];
int test[7] = {1, 2, 3, 4, 5, 6, 7};
mbx = sceKernelCreateMbx("mbx1", attr, NULL);
PRINT_MBX(mbx);
sendMbx(mbx, 0x20);
sendMbx(mbx, 0x10);
int i;
for (i = 0; i < 7; i++) {
threads[i] = CREATE_PRIORITY_THREAD(threadFunction, 0x18 - i);
sceKernelStartThread(threads[i], sizeof(int), (void*)&test[i]);
}
sceKernelDelayThread(10 * 1000);
// What we're gonna do now is change the threads' priorities to see whether
// priority at time of wait (already happened) or at time of send matters.
if (changePriority) {
for (i = 0; i < 7; i++) {
sceKernelChangeThreadPriority(threads[i], 0x18 - 7 + i);
}
printf("Priorities reversed. Have a nice day.\n");
}
schedf("---\n");
PRINT_MBX(mbx);
schedf("---\n");
sendMbx(mbx, 0x15);
sceKernelDelayThread(10 * 1000);
schedf("---\n");
PRINT_MBX(mbx);
schedf("---\n");
sendMbx(mbx, 0x20);
sendMbx(mbx, 0x10);
sceKernelDelayThread(10 * 1000);
schedf("---\n");
PRINT_MBX(mbx);
schedf("---\n");
sceKernelDeleteMbx(mbx);
schedf("\n\n");
printf("%s", schedulingLog);
}
int main(int argc, char *argv[])
{
SceUID thid;
int error;
void *data;
pspDebugScreenInit();
if (argc > 0) {
printf("Bootpath: %s\n", argv[0]);
}
SetupCallbacks();
/* Create a messagebox */
myMessagebox = sceKernelCreateMbx("pspSDK-testMBX", 0, 0);
printf("MAIN: created messagebox %08x\n", myMessagebox);
/* Create a task that will post in the messagebox */
thid = sceKernelCreateThread("subthread", SubThread, 17, 8192, THREAD_ATTR_USER, 0);
sceKernelStartThread(thid, 0, NULL);
printf("MAIN: started task %08x\n", thid);
/* Wait for a message */
printf("MAIN: waiting for message\n");
error = sceKernelReceiveMbx(myMessagebox, &data, NULL);
if(error < 0)
printf("MAIN: ERROR %08x\n", error);
else
printf("MAIN: got message: \"%s\"\n", ((MyMessage *)data)->text);
/* Wait for a message with timeout */
printf("MAIN: waiting with timeout (will fail the first couple of times)\n");
for(;;) {
SceUInt timeout = 300000; /* microseconds */
error = sceKernelReceiveMbx(myMessagebox, &data, &timeout);
if(error < 0)
printf("MAIN: ERROR %08x\n", error);
else {
printf("MAIN: got message: \"%s\" (timeout remaining %d us)\n",
((MyMessage *)data)->text, timeout);
break;
}
}
/* Poll for messages */
printf("MAIN: polling for message (non-blocking)\n");
for(;;) {
error = sceKernelPollMbx(myMessagebox, &data);
if(error < 0) {
printf("MAIN: ERROR %08x\n", error);
/* Sleep for a little while to give the message
a chance to arrive */
sceKernelDelayThread(300000);
} else {
printf("MAIN: got message: \"%s\"\n", ((MyMessage *)data)->text);
break;
}
}
/* This call to sceKernelReceiveMbx() will be interrupted
by the sub task without a message being sent */
printf("MAIN: waiting for a message that will not arrive\n");
error = sceKernelReceiveMbx(myMessagebox, &data, NULL);
if(error < 0)
printf("MAIN: ERROR %08x\n", error);
else
printf("MAIN: got message: \"%s\"\n", ((MyMessage *)data)->text);
/* Prepare to shutdown */
printf("MAIN: waiting for sub task to exit\n");
sceKernelWaitThreadEnd(thid, NULL);
printf("MAIN: sub task exited, deleting messagebox\n");
error = sceKernelDeleteMbx(myMessagebox);
if(error < 0)
printf("MAIN: ERROR %08x\n", error);
else
printf("MAIN: all done\n");
sceKernelSleepThread();
return 0;
}
