HelenOS sources

DP_TCR            219 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_TCR, TCR_NORMAL);
DP_TCR            308 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_TCR, TCR_INTERNAL);
DP_TCR            347 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_TCR, TCR_NORMAL);
DP_TCR            389 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_TCR, TCR_1EXTERNAL | TCR_OFST);
DP_TCR            391 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_TCR, TCR_NORMAL);