E1000_EICS         32 drivers/net/ethernet/intel/igb/e1000_regs.h #define E1000_EICS     0x01520  /* Ext. Interrupt Cause Set - W0 */
E1000_EICS         12 drivers/net/ethernet/intel/igbvf/regs.h #define E1000_EICS	0x01520 /* Ext. Interrupt Cause Set - W0 */