void * jensenio_eisa_intr_establish(void *v, int irq, int type, int level, int (*fn)(void *), void *arg) { void *cookie; if (irq >= JENSEN_MAX_IRQ || type == IST_NONE) panic("jensenio_eisa_intr_establish: bogus irq or type"); if (jensenio_intr_deftype[irq] == IST_UNUSABLE) { printf("jensenio_eisa_intr_establish: IRQ %d not usable\n", irq); return (NULL); } cookie = alpha_shared_intr_establish(jensenio_eisa_intr, irq, type, level, fn, arg, "eisa irq"); if (cookie != NULL && alpha_shared_intr_firstactive(jensenio_eisa_intr, irq)) { scb_set(0x800 + SCB_IDXTOVEC(irq), jensenio_iointr, NULL, level); jensenio_setlevel(irq, alpha_shared_intr_get_sharetype(jensenio_eisa_intr, irq) == IST_LEVEL); jensenio_enable_intr(irq, 1); } return (cookie); }
void * jensenio_eisa_intr_establish(void *v, int irq, int type, int level, int (*fn)(void *), void *arg) { void *cookie; if (irq > 19 || type == IST_NONE) panic("jensenio_eisa_intr_establish: bogus irq or type"); if (jensenio_intr_deftype[irq] == IST_UNUSABLE) { printf("jensenio_eisa_intr_establish: IRQ %d not usable\n", irq); return (NULL); } cookie = alpha_shared_intr_establish(jensenio_eisa_intr, irq, type, level, fn, arg, "eisa irq"); if (JENSEN_IRQ_IS_EISA(irq) == 0) return (cookie); if (cookie != NULL && alpha_shared_intr_isactive(jensenio_eisa_intr, irq)) { jensenio_setlevel(irq, alpha_shared_intr_get_sharetype(jensenio_eisa_intr, irq) == IST_LEVEL); jensenio_enable_intr(irq, 1); } return (cookie); }
void * sio_intr_establish(void *v, int irq, int type, int level, int (*fn)(void *), void *arg) { void *cookie; if (irq > ICU_LEN || type == IST_NONE) panic("sio_intr_establish: bogus irq or type"); cookie = alpha_shared_intr_establish(sio_intr, irq, type, level, fn, arg, "isa irq"); if (cookie != NULL && alpha_shared_intr_firstactive(sio_intr, irq)) { scb_set(0x800 + SCB_IDXTOVEC(irq), sio_iointr, NULL, level); sio_setirqstat(irq, 1, alpha_shared_intr_get_sharetype(sio_intr, irq)); } return (cookie); }