ISR_A 746 drivers/net/fddi/skfp/h/skfbi.h #define GET_ISR() inpd(ISR_A) ISR_A 748 drivers/net/fddi/skfp/h/skfbi.h #define CHECK_ISR() (inpd(ISR_A) & inpd(ADDR(B0_IMSK))) ISR_A 617 drivers/net/fddi/skfp/skfddi.c if ((inpd(ISR_A) & smc->hw.is_imask) == 0) { // IRQ?