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Lines Matching refs:isu

60 setup_distributed_openpic(void *addr, int nrofisus, void **isu, int *maps)
73 		panic("Can't handle a distributed openpic with internal ISU");
76 	opicops->isu = kmem_alloc(sizeof(volatile u_char *) * nrofisus,
81 		opicops->isu[i] = (void *)isu[i];
155 distopic_read(struct openpic_ops *opic, int isu, int offset)
157 	volatile unsigned char *addr = opic->isu[isu] + offset;
163 distopic_write(struct openpic_ops *opic, int isu, int offset, u_int val)
165 	volatile unsigned char *addr = opic->isu[isu] + offset;
174 	int isu, realirq = -1, realpri = uimax(1, uimin(15, pri));
177 	isu = opic_isu_from_irq(opic, irq, &realirq);
178 	KASSERT(isu != -1);
183 	if ((realirq == 0 && isu == 0) ||
195 	distopic_write(opic, isu, OPENPIC_DSRC_VECTOR_OFFSET(realirq), x);
205 	int isu, realirq = -1;
208 	isu = opic_isu_from_irq(opic, irq, &realirq);
209 	KASSERT(isu != -1);
210 	x = distopic_read(opic, isu, OPENPIC_DSRC_VECTOR_OFFSET(realirq));
212 	distopic_write(opic, isu, OPENPIC_DSRC_VECTOR_OFFSET(realirq), x);
219 	int isu, realirq = -1;
222 	isu = opic_isu_from_irq(opic, irq, &realirq);
223 	KASSERT(isu != -1);
224 	x = distopic_read(opic, isu, OPENPIC_DSRC_VECTOR_OFFSET(realirq));
226 	distopic_write(opic, isu, OPENPIC_DSRC_VECTOR_OFFSET(realirq), x);