E1000_ICH_NVM_SIG_MASK 1532 drivers/net/ethernet/intel/e1000/e1000_hw.h #define E1000_ICH_NVM_SIG_MASK     0xC0
E1000_ICH_NVM_SIG_MASK   59 drivers/net/ethernet/intel/e1000e/ich8lan.h #define E1000_ICH_NVM_SIG_MASK		0xC000u