HelenOS sources

DP_DCR            210 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_DCR, DCR_WORDWIDE | DCR_8BYTES | DCR_BMS);
DP_DCR            288 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_DCR, DCR_WORDWIDE | DCR_8BYTES | DCR_BMS);