21 #include <asm/gic-v3-its.h>
60 		irq_sender[i] = -1;  in stats_reset()
61 		irq_number[i] = -1;  in stats_reset()
69 	/* Wait up to 5s for all interrupts to be delivered */  in wait_for_interrupts()
77 			 * wait it cannot un-receive it. Consider at least one  in wait_for_interrupts()
87 			/* Wait for unexpected interrupts to fire */  in wait_for_interrupts()
93 	report_info("interrupts timed-out (5s)");  in wait_for_interrupts()
152 		/* GICC_IAR.CPUID is RAZ for non-SGIs */  in gic_get_sender()
154 	return -1;  in gic_get_sender()
173 	/* Wait for writes to acked/spurious to complete */  in irq_handler()
231 	 * Ensure stores to Normal memory are visible to other CPUs before  in gicv3_ipi_send_broadcast()
248 	gic->ipi.send_self();  in ipi_test_self()
260 	report_prefix_push("target-list");  in ipi_test_smp()
274 	gic->ipi.send_broadcast();  in ipi_test_smp()
410  * Some registers are byte accessible, do a byte-wide read and write of known
411  * content to check for this.
412  * Apply a @mask to cater for special register properties.
446 	 * and checking the number of cleared bits in the value read back.  in test_priorities()
458 	for (pri_bits = 8; reg & 1; reg >>= 1, pri_bits--)  in test_priorities()
467 	/* setting all priorities to their max valus was tested above */  in test_priorities()
472 	writel(pattern, priptr + nr_irqs - 4);  in test_priorities()
473 	report(readl(priptr + nr_irqs - 4) == (pattern & pri_mask),  in test_priorities()
499 	cpu_mask = (1 << nr_cpus) - 1;  in test_targets()
507 		       "bits for non-existent CPUs masked");  in test_targets()
508 		report_info("%d non-existent CPUs", 8 - nr_cpus);  in test_targets()
551 	report_info("number of implemented SPIs: %d", nr_irqs - GIC_FIRST_SPI);  in gic_test_mmio()
558                "GICD_TYPER is read-only");  in gic_test_mmio()
560                "GICD_IIDR is read-only");  in gic_test_mmio()
563 	report(test_readonly_32(idreg, false), "ICPIDR2 is read-only");  in gic_test_mmio()
595 	       "GITS_IIDR is read-only"),  in test_its_introspection()
599 	       "GITS_TYPER is read-only");  in test_its_introspection()
601 	report(typer->phys_lpi, "ITS supports physical LPIs");  in test_its_introspection()
602 	report_info("vLPI support: %s", typer->virt_lpi ? "yes" : "no");  in test_its_introspection()
603 	report_info("ITT entry size = 0x%x", typer->ite_size);  in test_its_introspection()
605 		    typer->eventid_bits, typer->deviceid_bits,  in test_its_introspection()
606 		    typer->collid_bits);  in test_its_introspection()
607 	report(typer->eventid_bits && typer->deviceid_bits &&  in test_its_introspection()
608 	       typer->collid_bits, "ID spaces");  in test_its_introspection()
610 			typer->pta ? "Redist base address" : "PE #");  in test_its_introspection()
613 	report_info("device table entry_size = 0x%x", dev_baser->esz);  in test_its_introspection()
614 	report_info("collection table entry_size = 0x%x", coll_baser->esz);  in test_its_introspection()
623 		return -1;  in its_prerequisites()
628 		return -1;  in its_prerequisites()
647  * dev_id=2 event=20 -> vcpu 3, intid=8195
648  * dev_id=7 event=255 -> vcpu 2, intid=8196
649  * LPIs ready to hit
657 		return -1;  in its_setup1()
669 	 * dev=2, eventid=20  -> lpi= 8195, col=3  in its_setup1()
670 	 * dev=7, eventid=255 -> lpi= 8196, col=2  in its_setup1()
707 			"dev=2, eventid=20  -> lpi= 8195, col=3");  in test_its_trigger()
715 			"dev=7, eventid=255 -> lpi= 8196, col=2");  in test_its_trigger()
732 	report(check_acked(&mask, -1, -1),  in test_its_trigger()
736 	 * re-enable the LPI. While "A change to the LPI configuration  in test_its_trigger()
737 	 * is not guaranteed to be visible until an appropriate  in test_its_trigger()
766 	 * attached to it does not hit anymore  in test_its_trigger()
774 	report(check_acked(&mask, -1, -1), "no LPI after device unmap");  in test_its_trigger()
831 			    "Set %s=y to enable.", ERRATA_UNMAPPED_COLLECTIONS);  in test_migrate_unmapped_collection()
878 	int pe0 = nr_cpus - 1, pe1 = nr_cpus - 2;  in test_its_pending_migration()
904 		int vcpu = col->target_address >> 16;  in test_its_pending_migration()
928 	 * need to explicitely call stats_reset().  in test_its_pending_migration()
935 	/* let's wait for the 256 LPIs to be handled */  in test_its_pending_migration()
973 	} else if (!strcmp(argv[1], "its-trigger")) {  in main()
977 	} else if (!strcmp(argv[1], "its-migration")) {  in main()
981 	} else if (!strcmp(argv[1], "its-pending-migration")) {  in main()
985 	} else if (!strcmp(argv[1], "its-migrate-unmapped-collection")) {  in main()
989 	} else if (strcmp(argv[1], "its-introspection") == 0) {  in main()