ddi_peek8
int ddi_peek8(dev_info_t *dip, int8_t *addr, int8_t *val_p);
if (ddi_peek8(NULL, vaddr, &b) ==
if (ddi_peek8(dev, (char *)&zsaddr->zscc_control, &c) != DDI_SUCCESS) {
if (ddi_peek8(dev, (char *)&zsaddr->zscc_control, &c) != DDI_SUCCESS) {
error = ddi_peek8(rp->child, (int8_t *)virt, (int8_t *)&b);
error = ddi_peek8(rp->child, (int8_t *)virt,