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;
}
int main_thread(SceSize args, void *argp)
{
struct PsplinkContext *ctx;
int ret;
SceUInt timeout;
SceUID thids[20];
int count;
int intc;
printf("PSPLink USB GDBServer (c) 2k7 TyRaNiD\n");
if(!initialise(args, argp))
{
printf("Usage: usbgdb.prx program [args]\n");
sceKernelExitDeleteThread(0);
}
if(usbAsyncRegister(ASYNC_GDB, &g_endp) < 0)
{
printf("Could not register GDB provider\n");
sceKernelExitDeleteThread(0);
}
usbWaitForConnect();
memset(&g_handler, 0, sizeof(g_handler));
g_handler.size = sizeof(g_handler);
g_handler.membase = g_context.info.text_addr;
g_handler.memtop = g_context.info.text_addr + g_context.info.text_size;
g_handler.mbox = sceKernelCreateMbx("GDBMbx", 0, NULL);
if(g_handler.mbox < 0)
{
printf("Could not create message box\n");
sceKernelExitDeleteThread(0);
}
if(debugRegisterEventHandler(&g_handler) < 0)
{
printf("Could not register event handler\n");
sceKernelExitDeleteThread(0);
}
if(GdbHandleException(&g_context.ctx))
{
while(1)
{
timeout = GDB_POLL_TIMEOUT;
ret = debugWaitDebugEvent(&g_handler, &ctx, &timeout);
if(ret == 0)
{
DEBUG_PRINTF("ctx %p, epc 0x%08X\n", ctx, ctx->regs.epc);
ret = GdbHandleException(ctx);
sceKernelWakeupThread(ctx->thid);
if(ret == 0)
{
break;
}
}
else if(ret == SCE_KERNEL_ERROR_WAIT_TIMEOUT)
{
unsigned char ch;
if(peekDebugChar(&ch) && (ch == 3))
{
DEBUG_PRINTF("Break Issued\n");
intc = pspSdkDisableInterrupts();
count = psplinkReferThreadsByModule(SCE_KERNEL_TMID_Thread, g_context.uid, thids, 20);
if(count > 0)
{
/* We just break the first thread */
/* Could in theory break on the thread which we are interested in ? */
debugBreakThread(thids[0]);
}
pspSdkEnableInterrupts(intc);
/* Should have a fallback if it just wont stop
GdbHandleException(&g_context.ctx);
*/
}
continue;
}
else
{
printf("Error waiting for debug event 0x%08X\n", ret);
break;
}
}
}
debugUnregisterEventHandler(&g_handler);
sceKernelExitDeleteThread(0);
return 0;
}
int main(int argc, char *argv[]) {
SceCtrlData pad;
int oldButtons = 0;
#define SECOND 1000000
#define REPEAT_START (1 * SECOND)
#define REPEAT_DELAY (SECOND / 5)
struct timeval repeatStart;
struct timeval repeatDelay;
int result;
int msgCount = 0;
repeatStart.tv_sec = 0;
repeatStart.tv_usec = 0;
repeatDelay.tv_sec = 0;
repeatDelay.tv_usec = 0;
printHeader();
int receiveThreadId = sceKernelCreateThread("ReceiveMbx", receiveMbxThread, 0x50, 0x1000, 0, 0);
sceKernelStartThread(receiveThreadId, 0, 0);
while (!done) {
sceCtrlReadBufferPositive(&pad, 1);
int buttonDown = (oldButtons ^ pad.Buttons) & pad.Buttons;
if (pad.Buttons == oldButtons) {
struct timeval now;
gettimeofday(&now, NULL);
if (repeatStart.tv_sec == 0) {
repeatStart.tv_sec = now.tv_sec;
repeatStart.tv_usec = now.tv_usec;
repeatDelay.tv_sec = 0;
repeatDelay.tv_usec = 0;
} else {
long usec = (now.tv_sec - repeatStart.tv_sec) * SECOND;
usec += (now.tv_usec - repeatStart.tv_usec);
if (usec >= REPEAT_START) {
if (repeatDelay.tv_sec != 0) {
usec = (now.tv_sec - repeatDelay.tv_sec) * SECOND;
usec += (now.tv_usec - repeatDelay.tv_usec);
if (usec >= REPEAT_DELAY) {
repeatDelay.tv_sec = 0;
}
}
if (repeatDelay.tv_sec == 0) {
buttonDown = pad.Buttons;
repeatDelay.tv_sec = now.tv_sec;
repeatDelay.tv_usec = now.tv_usec;
}
}
}
} else {
repeatStart.tv_sec = 0;
}
if (buttonDown & PSP_CTRL_CROSS) {
printHeader();
mbxId = sceKernelCreateMbx("Mbx", 0, NULL);
pspDebugScreenPrintf("sceKernelCreateMbx = 0x%08X\n", mbxId);
printMbxStatus(mbxId);
}
if (buttonDown & PSP_CTRL_CIRCLE) {
printHeader();
msgCount++;
MyMessage *msg = malloc(sizeof(MyMessage));
msg->header.next = (void *) 0x12345678;
msg->header.msgPriority = 1;
msg->header.dummy[0] = 2;
msg->header.dummy[1] = 3;
msg->header.dummy[2] = 4;
sprintf(msg->text, "Hello %d", msgCount);
result = sceKernelSendMbx(mbxId, msg);
pspDebugScreenPrintf("sceKernelSendMbx msg=0x%08X, msgCount=%d: 0x%08X\n", (int) msg, msgCount, result);
printMbxStatus(mbxId);
}
if (buttonDown & PSP_CTRL_SQUARE) {
printHeader();
printMbxStatus(mbxId);
}
if (buttonDown & PSP_CTRL_LEFT) {
sceKernelWakeupThread(receiveThreadId);
printHeader();
}
if (buttonDown & PSP_CTRL_TRIANGLE) {
done = 1;
}
oldButtons = pad.Buttons;
}
sceGuTerm();
sceKernelExitGame();
return 0;
}