int test_config(void) {
printf("\n\tTouch in the mouse\n\n");
unsigned long data, res;
unsigned char a[3];
mouse_subscribe();
mouse_write(MOUSE_STATUS);
mouse_read(&data);
while (1) {
mouse_read(&data);
if ((BIT(7) & data) && (BIT(3) & res))
break;
}
a[0] = data;
while (1) {
mouse_read(&data);
if (data <= 3)
break;
}
a[1] = data;
tickdelay(micros_to_ticks(DELAY_US));
if (mouse_read(&data) != 0)
return -1;
a[2] = data;
printf("\n\tCONFIGURATION\n");
printf(
"\tMode: %s\n\tEnable: %d\n\tScaling: %s\n\tLB: %d\n\tMB: %d\n\tRB: %d\n\tResolution: %d count/mm\n\tSample Rate: %d\n",
MODE(a[0]) ? "Remote" : "Stream", ENABLE(a[0]),
SCALING(a[0]) ? "1:1" : "2:1", LEFT(a[0]), MIDDLE(a[0]),
RIGHT(a[0]), RESOLUTION(a[1]), RATE(a[2]));
mouse_unsubscribe();
printf("\n\tpress ANY KEY to continue\n");
mouse_read(&res); /* clear out buffer */
}
void ternary_sift_down(void *base,
size_t start,
size_t size,
size_t max_index,
compare_fun3 compare,
void *arg) {
size_t root = start;
while (TRUE) {
size_t left_child = LEFT(root);
if (left_child > max_index) {
break;
}
void *root_ptr = POINTER(base, root, size);
size_t swap = root;
void *swap_ptr = root_ptr;
void *left_child_ptr = POINTER(base, left_child, size);
if (compare(swap_ptr, left_child_ptr, arg) < 0) {
swap = left_child;
swap_ptr = left_child_ptr;
}
size_t middle_child = MIDDLE(root);
size_t right_child = RIGHT(root);
if (middle_child <= max_index) {
void *middle_child_ptr = POINTER(base, middle_child, size);
if (compare(swap_ptr, middle_child_ptr, arg) < 0) {
swap = middle_child;
swap_ptr = middle_child_ptr;
}
if (right_child <= max_index) {
void *right_child_ptr = POINTER(base, right_child, size);
if (compare(swap_ptr, right_child_ptr, arg) < 0) {
swap = right_child;
swap_ptr = right_child_ptr;
}
}
}
if (swap != root) {
swap_elements(root_ptr, swap_ptr, size);
root = swap;
root_ptr = swap_ptr;
} else {
return;
}
}
}
