HelenOS sources

DP_RBCR0          121 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, esize & 0xff);
DP_RBCR0          146 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, esize_ru & 0xff);
DP_RBCR0          213 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, ETH_ADDR << 1);
DP_RBCR0          231 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, ETH_ADDR << 1);
DP_RBCR0          291 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, 0);
DP_RBCR0          371 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + DP_RBCR0, 0);
DP_RBCR0          501 uspace/drv/nic/ne2k/dp8390.c 		pio_write_8(ne2k->port + DP_RBCR0, size & 0xff);
HelenOS homepage, sources at GitHub