Spurs *
initSpurs(const char *prefix_name)
{
Spurs *spurs = NULL;
SpursAttribute attributeSpurs;
int ret;
ret = sysSpuInitialize (6, 0);
printf ("sysSpuInitialize return %d\n", ret);
/* initialize spurs */
printf ("Initializing spurs\n");
spurs = (Spurs *)(void *)memalign (SPURS_ALIGN, sizeof (Spurs));
printf ("Initializing spurs attribute\n");
ret = spursAttributeInitialize (&attributeSpurs, 5, 250, 1000, true);
if (ret)
{
printf ("error : spursAttributeInitialize failed %x\n", ret);
goto error;
}
printf ("Setting name prefix\n");
if (!prefix_name)
prefix_name = SPURS_DEFAULT_PREFIX_NAME;
ret = spursAttributeSetNamePrefix (&attributeSpurs,
prefix_name, strlen (prefix_name));
if (ret)
{
printf ("error : spursAttributeInitialize failed %x\n", ret);
goto error;
}
printf ("Initializing with attribute\n");
ret = spursInitializeWithAttribute (spurs, &attributeSpurs);
if (ret)
{
printf ("error: spursInitializeWithAttribute failed %x\n", ret);
goto error;
}
return spurs;
error:
if (spurs)
free (spurs);
return NULL;
}
int
initSpurs ()
{
int ret;
int i;
sys_ppu_thread_t ppu_thread_id;
int ppu_prio;
unsigned int nthread;
ret = sysSpuInitialize (6, 0);
printf ("sysSpuInitialize return %d\n", ret);
ret = sysThreadGetId (&ppu_thread_id);
printf ("sysThreadGetId return %d ppu_thread_id %x\n", ret, ppu_thread_id);
ret = sysThreadGetPriority (ppu_thread_id, &ppu_prio);
printf ("sysThreadGetPriority return %d ppu_prio %d\n", ret, ppu_prio);
/* initialize spurs */
printf ("Initializing spurs\n");
spurs = (void *) memalign (SPURS_ALIGN, sizeof (Spurs));
printf ("Initializing spurs attribute\n");
SpursAttribute attributeSpurs;
ret = spursAttributeInitialize (&attributeSpurs, 5, 250, ppu_prio - 1, true);
if (ret) {
printf ("error : spursAttributeInitialize failed %x\n", ret);
return (ret);
}
printf ("Setting name prefix\n");
ret =
spursAttributeSetNamePrefix (&attributeSpurs, SPURS_PREFIX_NAME,
strlen (SPURS_PREFIX_NAME));
if (ret) {
printf ("error : spursAttributeInitialize failed %x\n", ret);
return (ret);
}
printf ("Initializing with attribute\n");
ret = spursInitializeWithAttribute (spurs, &attributeSpurs);
if (ret) {
printf ("error: spursInitializeWithAttribute failed %x\n", ret);
return (ret);
}
ret = spursGetNumSpuThread (spurs, &nthread);
if (ret) {
printf ("error: spursGetNumSpuThread failed %x\n", ret);
}
sys_spu_thread_t *threads =
(sys_spu_thread_t *) malloc (sizeof (sys_spu_thread_t) * nthread);
ret = spursGetSpuThreadId (spurs, threads, &nthread);
if (ret) {
printf ("error: spursGetSpuThreadId failed %x\n", ret);
}
printf ("SPURS %d spu threads availables\n", nthread);
for (i = 0; i < nthread; i++) {
printf ("SPU Number:%d\tSPU Thread ID:%x\n", i, threads[i]);
}
printf ("\n");
printf ("checking SpursInfo\n");
SpursInfo info;
ret = spursGetInfo (spurs, &info);
if (ret) {
printf ("error: spursGetInfo failed %x\n", ret);
}
printf ("SpursInfo: \n");
printf ("nSpus=%d \n", info.nSpus);
printf ("spuGroupPriority=%d \n", info.spuGroupPriority);
printf ("ppuThreadPriority=%d \n", info.ppuThreadPriority);
printf ("exitIfNoWork=%d \n", info.exitIfNoWork);
printf ("namePrefix=%s \n", info.namePrefix);
for (i = 0; i < info.nSpus; i++) {
printf ("SPU Number:%d\tSPU Thread ID:%x\n", i, info.spuThreads[i]);
}
printf ("SPURS initialized correctly!!!\n");
}