HelenOS sources

NE2K_RESET        173 uspace/drv/nic/ne2k/dp8390.c 	uint8_t val = pio_read_8(ne2k->port + NE2K_RESET);
NE2K_RESET        175 uspace/drv/nic/ne2k/dp8390.c 	pio_write_8(ne2k->port + NE2K_RESET, val);
HelenOS homepage, sources at GitHub