powerpc/sysdev/mpic.c

152 #define MPIC_INFO(name) mpic->hw_set[MPIC_IDX_##name]
156 #define MPIC_INFO(name) MPIC_##name
215 	unsigned int offset = MPIC_INFO(GREG_IPI_VECTOR_PRI_0) +
216 			      (ipi * MPIC_INFO(GREG_IPI_STRIDE));
225 	unsigned int offset = MPIC_INFO(GREG_IPI_VECTOR_PRI_0) +
226 			      (ipi * MPIC_INFO(GREG_IPI_STRIDE));
234 	       (tm & 3) * MPIC_INFO(TIMER_STRIDE);
240 			      MPIC_INFO(TIMER_VECTOR_PRI);
248 			      MPIC_INFO(TIMER_VECTOR_PRI);
274 			 reg + (idx * MPIC_INFO(IRQ_STRIDE)));
290 		    reg + (idx * MPIC_INFO(IRQ_STRIDE)), value);
355 	mpic_write(mpic->gregs, MPIC_INFO(GREG_IPI_VECTOR_PRI_0), MPIC_VECPRI_MASK);
356 	r = mpic_read(mpic->gregs, MPIC_INFO(GREG_IPI_VECTOR_PRI_0));
659 	mpic_cpu_write(MPIC_INFO(CPU_EOI), 0);
675 	mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
676 		       mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) &
685 	} while(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK);
696 	mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
697 		       mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) |
707 	} while(!(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK));
835 		mpic_irq_write(src, MPIC_INFO(IRQ_DESTINATION), 1 << cpuid);
841 		mpic_irq_write(src, MPIC_INFO(IRQ_DESTINATION),
853 		return MPIC_INFO(VECPRI_SENSE_EDGE) |
854 		       MPIC_INFO(VECPRI_POLARITY_POSITIVE);
857 		return MPIC_INFO(VECPRI_SENSE_EDGE) |
858 		       MPIC_INFO(VECPRI_POLARITY_NEGATIVE);
860 		return MPIC_INFO(VECPRI_SENSE_LEVEL) |
861 		       MPIC_INFO(VECPRI_POLARITY_POSITIVE);
864 		return MPIC_INFO(VECPRI_SENSE_LEVEL) |
865 		       MPIC_INFO(VECPRI_POLARITY_NEGATIVE);
881 	vold = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
891 		vold_ps = vold & (MPIC_INFO(VECPRI_POLARITY_MASK) |
892 				  MPIC_INFO(VECPRI_SENSE_MASK));
894 		if (vold_ps == (MPIC_INFO(VECPRI_SENSE_EDGE) |
895 				MPIC_INFO(VECPRI_POLARITY_POSITIVE)))
897 		else if	(vold_ps == (MPIC_INFO(VECPRI_SENSE_EDGE) |
898 				     MPIC_INFO(VECPRI_POLARITY_NEGATIVE)))
900 		else if (vold_ps == (MPIC_INFO(VECPRI_SENSE_LEVEL) |
901 				     MPIC_INFO(VECPRI_POLARITY_POSITIVE)))
903 		else if (vold_ps == (MPIC_INFO(VECPRI_SENSE_LEVEL) |
904 				     MPIC_INFO(VECPRI_POLARITY_NEGATIVE)))
920 	vnew = vold & ~(MPIC_INFO(VECPRI_POLARITY_MASK) |
921 			MPIC_INFO(VECPRI_SENSE_MASK));
924 		mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI), vnew);
941 	vecpri = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
942 	vecpri = vecpri & ~MPIC_INFO(VECPRI_VECTOR_MASK);
944 	mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI), vecpri);
958 	mpic_irq_write(src, MPIC_INFO(IRQ_DESTINATION), 1 << cpuid);
1359 	mpic_map(mpic, mpic->paddr, &mpic->gregs, MPIC_INFO(GREG_BASE), 0x1000);
1360 	mpic_map(mpic, mpic->paddr, &mpic->tmregs, MPIC_INFO(TIMER_BASE), 0x1000);
1419 		mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
1420 			   mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1422 		while( mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1429 		mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
1430 			   mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1434 		mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
1435 			   mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1449 			 MPIC_INFO(CPU_BASE) + cpu * MPIC_INFO(CPU_STRIDE),
1457 	greg_feature = mpic_read(mpic->gregs, MPIC_INFO(GREG_FEATURE_0));
1478 				MPIC_INFO(IRQ_BASE),
1479 				MPIC_INFO(IRQ_STRIDE) * isu_size);
1542 		 MPIC_INFO(IRQ_STRIDE) * mpic->isu_size);
1558 	mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0xf);
1578 			   offset + MPIC_INFO(TIMER_DESTINATION),
1581 			   offset + MPIC_INFO(TIMER_VECTOR_PRI),
1617 			mpic_irq_write(i, MPIC_INFO(IRQ_VECTOR_PRI), vecpri);
1618 			mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION), 1 << cpu);
1623 	mpic_write(mpic->gregs, MPIC_INFO(GREG_SPURIOUS), mpic->spurious_vec);
1627 		mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
1628 			   mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1632 		mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
1633 			mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1637 	mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0);
1685 		reg = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI))
1687 		mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
1714 			mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
1715 				mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION)) | msk);
1719 	mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0);
1729 	return mpic_cpu_read(MPIC_INFO(CPU_CURRENT_TASK_PRI));
1737 	mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), prio);
1754 		mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
1755 			mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION)) & ~msk);
1758 	mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0xf);
1772 	src = mpic_cpu_read(reg) & MPIC_INFO(VECPRI_VECTOR_MASK);
1793 	return _mpic_get_one_irq(mpic, MPIC_INFO(CPU_INTACK));
1838 	return _mpic_get_one_irq(mpic, MPIC_INFO(CPU_MCACK));
1881 	mpic_cpu_write(MPIC_INFO(CPU_IPI_DISPATCH_0) +
1882 		       msg * MPIC_INFO(CPU_IPI_DISPATCH_STRIDE), physmask);
1912 	pir = mpic_read(mpic->gregs, MPIC_INFO(GREG_PROCESSOR_INIT));
1914 	mpic_write(mpic->gregs, MPIC_INFO(GREG_PROCESSOR_INIT), pir);
1915 	mpic_read(mpic->gregs, MPIC_INFO(GREG_PROCESSOR_INIT));
1919 	mpic_write(mpic->gregs, MPIC_INFO(GREG_PROCESSOR_INIT), pir);
1920 	mpic_read(mpic->gregs, MPIC_INFO(GREG_PROCESSOR_INIT));
1940 			mpic_irq_read(i, MPIC_INFO(IRQ_VECTOR_PRI));
1942 			mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION));
1963 		mpic_irq_write(i, MPIC_INFO(IRQ_VECTOR_PRI),
1965 		mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),