int main(int argc, const char* argv[])
{
padInfo padinfo;
padData paddata;
s32 status;
u32 joinstatus;
displayData vdat;
char filename[64];
int picturecount = 0;
atexit(appCleanup);
sysUtilRegisterCallback(SYSUTIL_EVENT_SLOT0, eventHandle, NULL);
init_screen(&vdat);
printf("screen res: %dx%d buffers: %p %p\n",
vdat.res.width, vdat.res.height, vdat.buffer[0], vdat.buffer[1]);
ioPadInit(7);
sysSpuImage image;
u32 group_id;
sysSpuThreadAttribute attr = { ptr2ea("mythread"), 8+1, SPU_THREAD_ATTR_NONE };
sysSpuThreadGroupAttribute grpattr = { 7+1, ptr2ea("mygroup"), 0, 0 };
sysSpuThreadArgument arg[6];
u32 cause;
int i, j;
volatile spustr_t *spu = memalign(16, 6*sizeof(spustr_t));
printf("Initializing 6 SPUs... ");
status = sysSpuInitialize(6, 0);
printf("%08x\n", status);
printf("Loading ELF image... ");
status = sysSpuImageImport(&image, spu_bin, 0);
printf("%08x\n", status);
printf("Creating thread group... ");
status = sysSpuThreadGroupCreate(&group_id, 6, 100, &grpattr);
printf("%08x\n", status);
printf("group id = %d\n", group_id);
/* create 6 spu threads */
for (i = 0; i < 6; i++) {
/* Populate the data structure for the SPU */
spu[i].rank = i;
spu[i].count = 6;
spu[i].sync = 0;
spu[i].width = vdat.res.width;
spu[i].height = vdat.res.height;
spu[i].zoom = 1.0f;
spu[i].xc = -0.5f;
spu[i].yc = 0.f;
/* The first argument of the main function for the SPU program is the
* address of its dedicated structure, so it can fetch its contents via DMA
*/
arg[i].arg0 = ptr2ea(&spu[i]);
printf("Creating SPU thread... ");
status = sysSpuThreadInitialize((u32*)&spu[i].id, group_id, i, &image, &attr, &arg[i]);
printf("%08x\n", status);
printf("thread id = %d\n", spu[i].id);
printf("Configuring SPU... %08x\n",
sysSpuThreadSetConfiguration(spu[i].id, SPU_SIGNAL1_OVERWRITE|SPU_SIGNAL2_OVERWRITE));
}
printf("Starting SPU thread group... ");
status = sysSpuThreadGroupStart(group_id);
printf("%08x\n", status);
/* Now all the SPU threads have been started. For the moment they are blocked
* waiting for a value in their signal notification register 1 (the
* spu_read_signal1() call in SPU program).
*/
int quit = 0;
uint32_t scr_ea;
while (!quit) {
/* Check the pads. */
ioPadGetInfo(&padinfo);
for (i=0; i<MAX_PADS; i++) {
if (padinfo.status[i]) {
ioPadGetData(i, &paddata);
if (paddata.BTN_CROSS)
quit = 1;
int ah = center0(paddata.ANA_L_H);
int av = center0(paddata.ANA_L_V);
int az = center0(paddata.ANA_R_V);
for (j = 0; j < 6; j++) {
spu[j].xc += ah*0.001f*spu[j].zoom;
spu[j].yc += av*0.001f*spu[j].zoom;
spu[j].zoom *= (1.f + az*0.0005f);
if (spu[j].zoom < 0.0001)
spu[j].zoom = 0.0001;
}
if (paddata.BTN_SQUARE) {
sprintf(filename, "/dev_usb/mandel%04d.bmp", ++picturecount);
export_bmp(filename, vdat.buffer[vdat.curr_fb], vdat.res.width, vdat.res.height);
}
if (paddata.BTN_START) {
for (j = 0; j < 6; j++) {
spu[j].xc = -.5f;
spu[j].yc = 0.f;
spu[j].zoom = 1.f;
}
}
}
}
waitFlip(); /* Wait for the last flip to finish, so we can draw to the old buffer */
#if 0
/* test code */
int x, y;
u32 *p=vdat.buffer[vdat.curr_fb];
u32 c = 0x01010101 * (vdat.framecnt&0xff);
for (y=0; y<1080; ++y) {
for (x=0; x<1920; ++x) {
*p++ = c;
}
}
#endif
scr_ea = ptr2ea(vdat.buffer[vdat.curr_fb]);
for (i = 0; i < 6; i++) {
spu[i].sync = 0;
status = sysSpuThreadWriteSignal(spu[i].id, 0, scr_ea);
assert(status == 0);
}
for (i = 0; i < 6; i++) {
while (spu[i].sync == 0);
}
flip(&vdat); /* Flip buffer onto screen */
sysUtilCheckCallback();
}
for (i = 0; i < 6; i++) {
status = sysSpuThreadWriteSignal(spu[i].id, 0, 0);
assert(status == 0);
}
printf("Joining SPU thread group... ");
status = sysSpuThreadGroupJoin(group_id, &cause, &joinstatus);
printf("%08x\n", status);
printf("cause=%d status=%d\n", cause, joinstatus);
printf("Closing image... %08x\n", sysSpuImageClose(&image));
free((void*)spu);
return 0;
}
int main(int argc,char *argv[])
{
u32 *array;
u32 group_id;
spustr_t *spu;
sysSpuImage image;
u32 cause,status,i;
sysSpuThreadArgument arg[6];
sysSpuThreadGroupAttribute grpattr = { 7+1, ptr2ea("mygroup"), 0, 0 };
sysSpuThreadAttribute attr = { ptr2ea("mythread"), 8+1, SPU_THREAD_ATTR_NONE };
printf("spuchain starting....\n");
sysSpuInitialize(6,0);
sysSpuImageImport(&image,spu_bin,0);
sysSpuThreadGroupCreate(&group_id,6,100,&grpattr);
spu = (spustr_t*)memalign(128,6*sizeof(spustr_t));
array = (u32*)memalign(128,4*sizeof(u32));
for(i=0;i<6;i++) {
spu[i].rank = i;
spu[i].count = 6;
spu[i].sync = 0;
spu[i].array_ea = ptr2ea(array);
arg[i].arg0 = ptr2ea(&spu[i]);
printf("Creating SPU thread... ");
sysSpuThreadInitialize(&spu[i].id,group_id,i,&image,&attr,&arg[i]);
printf("%08x\n",spu[i].id);
sysSpuThreadSetConfiguration(spu[i].id,(SPU_SIGNAL1_OVERWRITE | SPU_SIGNAL2_OVERWRITE));
}
printf("Starting SPU thread group....\n");
sysSpuThreadGroupStart(group_id);
printf("Initial array: ");
for(i=0;i<4;i++) {
array[i] = (i + 1);
printf(" %d",array[i]);
}
printf("\n");
/* Send signal notification to SPU 0 */
printf("sending signal.... \n");
sysSpuThreadWriteSignal(spu[0].id,0,1);
/* Wait for SPU 5 to return */
while(spu[5].sync==0);
printf("Output array: ");
for(i=0;i<4;i++) printf(" %d",array[i]);
printf("\n");
printf("Joining SPU thread group....\n");
sysSpuThreadGroupJoin(group_id,&cause,&status);
sysSpuImageClose(&image);
free(array);
free(spu);
return 0;
}