IDR0 76 uspace/drv/nic/rtl8139/defs.h IDR0 = 0x00, /**< First MAC address bit, 6 1b registres sequence */ IDR0 52 uspace/drv/nic/rtl8169/defs.h IDR0 = 0x00, /**< First MAC address bit, 6 1b registres sequence */