BFE_RX_OFFSET
OUTL(bfe, BFE_DMARX_CTRL, (BFE_RX_OFFSET << BFE_RX_CTRL_ROSHIFT)
(void) SYNC_BUF(r, slot, 0, BFE_RX_OFFSET, DDI_DMA_SYNC_FORDEV);
BFE_RX_OFFSET, bp, len);