ISA_CNF_OFFSET
lp->isa_config = eeprom_buff[ISA_CNF_OFFSET / 2];
#define TX_CTL_OFFSET (ISA_CNF_OFFSET + 8) /* 8900 eeprom */
#define AUTO_NEG_CNF_OFFSET (ISA_CNF_OFFSET + 8) /* 8920 eeprom */