sd_bdle_t
sd_bdle_t *entry;
port->bdl_size = sizeof (sd_bdle_t) * AUDIOHD_BDLE_NUMS;
entry = (sd_bdle_t *)port->bdl_kaddr;
(void) ddi_dma_sync(port->bdl_dmah, 0, sizeof (sd_bdle_t) *
sizeof (sd_bdle_t) * AUDIOHD_BDLE_NUMS, DDI_DMA_SYNC_FORDEV);