TG3_RX_STD_DMA_SZ
val |= (TG3_RX_STD_DMA_SZ << 2);
val = TG3_RX_STD_DMA_SZ << BDINFO_FLAGS_MAXLEN_SHIFT;
if (pktsz <= TG3_RX_STD_DMA_SZ - ETH_FCS_LEN) {
#define TG3_RX_STD_MAP_SZ TG3_RX_DMA_TO_MAP_SZ(TG3_RX_STD_DMA_SZ)
rx_pkt_dma_sz = TG3_RX_STD_DMA_SZ;