// the inverse of tt_adjust_score_for_hashtable
score_t tt_adjust_score_for_hashtable(score_t score, int ply_in_search) {
if (score >= win_in(MAX_PLY_IN_SEARCH)) {
return score + ply_in_search;
}
if (score <= lose_in(MAX_PLY_IN_SEARCH)) {
return score - ply_in_search;
}
return score;
}
// when we insert score for a position into the hashtable, it does keeps the
// pure score that does not account for which ply you are in the search tree;
// when you retrieve the score from the hashtable, however, you want to
// consider the value of the position based on where you are in the search tree
score_t tt_adjust_score_from_hashtable(ttRec_t *rec, int ply_in_search) {
score_t score = rec->score;
if (score >= win_in(MAX_PLY_IN_SEARCH)) {
return score - ply_in_search;
}
if (score <= lose_in(MAX_PLY_IN_SEARCH)) {
return score + ply_in_search;
}
return score;
}
static int mio_cs_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
struct pcmcia_device *link;
unsigned int irq;
int ret;
DPRINTK("mio_cs_attach(dev=%p,it=%p)\n", dev, it);
link = cur_dev; /* XXX hack */
if (!link)
return -EIO;
dev->driver = &driver_ni_mio_cs;
dev->iobase = link->io.BasePort1;
irq = link->irq;
printk("comedi%d: %s: DAQCard: io 0x%04lx, irq %u, ",
dev->minor, dev->driver->driver_name, dev->iobase, irq);
#if 0
{
int i;
printk(" board fingerprint:");
for (i = 0; i < 32; i += 2) {
printk(" %04x %02x", inw(dev->iobase + i),
inb(dev->iobase + i + 1));
}
printk("\n");
printk(" board fingerprint (windowed):");
for (i = 0; i < 10; i++)
printk(" 0x%04x", win_in(i));
printk("\n");
}
#endif
dev->board_ptr = ni_boards + ni_getboardtype(dev, link);
printk(" %s", boardtype.name);
dev->board_name = boardtype.name;
ret = request_irq(irq, ni_E_interrupt, NI_E_IRQ_FLAGS,
"ni_mio_cs", dev);
if (ret < 0) {
printk(" irq not available\n");
return -EINVAL;
}
dev->irq = irq;
/* allocate private area */
ret = ni_alloc_private(dev);
if (ret < 0)
return ret;
devpriv->stc_writew = &mio_cs_win_out;
devpriv->stc_readw = &mio_cs_win_in;
devpriv->stc_writel = &win_out2;
devpriv->stc_readl = &win_in2;
ret = ni_E_init(dev, it);
if (ret < 0)
return ret;
return 0;
}
