HelenOS sources

CONFIG1_PMEn      187 uspace/drv/nic/rtl8139/driver.c 		config1_new = config1 | CONFIG1_PMEn;
CONFIG1_PMEn      189 uspace/drv/nic/rtl8139/driver.c 		config1_new = config1 & ~(uint8_t)(CONFIG1_PMEn);
HelenOS homepage, sources at GitHub