arch/generic/acpi_irq_routing_table.cpp

45 	irq(0),
61 	dprintf("irq: %u, shareable: %u, polarity: %s, trigger_mode: %s\n",
62 		descriptor.irq, descriptor.shareable,
81 	dprintf(" pci %u:%u pin %u func mask %" B_PRIx32 "; bios irq: %u; gsi %u;"
83 		entry.pci_function_mask, entry.bios_irq, entry.irq,
106 			function, entry.irq) == B_OK) {
211 			irqUsage[irqEntry.irq]++;
212 			if (irqEntry.irq < kMaxISAInterrupts)
213 				validForPCI |= (1 << irqEntry.irq);
234 			panic("ran out of memory while configuring irq link devices");
249 			panic("failed to read current irq of link device");
254 		if (link->current_irq.irq < kMaxISAInterrupts)
255 			validForPCI |= (1 << link->current_irq.irq);
268 			if (!checkFunction(possibleIRQ.irq)) {
273 			if (possibleIRQ.irq < kMaxISAInterrupts
274 				&& (validForPCI & (1 << possibleIRQ.irq)) == 0) {
279 			if (irqUsage[possibleIRQ.irq] < bestIRQUsage) {
281 				bestIRQUsage = irqUsage[possibleIRQ.irq];
288 		if (!checkFunction(chosenDescriptor.irq)) {
289 			dprintf("chosen irq %u is not addressable\n", chosenDescriptor.irq);
293 		irqUsage[chosenDescriptor.irq] += link->used_by.Count();
298 			irqEntry->irq = chosenDescriptor.irq;
319 		configuration.irq = irqEntry.irq;
325 			dprintf("failed to set irq on link device, keeping current\n");
333 					other.irq = configuration.irq;
406 		dprintf("no matching PCI device for irq entry: ");
411 		dprintf("found matching PCI device for irq entry: ");
419 		irqEntry.irq = irqEntry.source_index;
570 						panic("calculated irq routing doesn't match bios for "
578 				dprintf("calculated irq routing entry: ");
593 						" %u:%u:%u (bios irq 0, interrupt line %" B_PRId32 ")\n",
598 				dprintf("WARNING: unable to find irq routing for PCI "
684 				" can't configure irq routing of devices below\n",
704 		TRACE("found irq routing table\n");
713 				if (irqEntry.source == NULL && !checkFunction(irqEntry.irq)) {
714 					dprintf("hardwired irq %u not addressable\n", irqEntry.irq);
731 		TRACE("no irq routing table present\n");
898 		dprintf("failed to read %s resources for irq\n",
905 	descriptor.irq = 255;
912 				acpi_resource_irq& irq = resource->Data.Irq;
913 				if (irq.InterruptCount < 1) {
914 					dprintf("acpi irq resource with no interrupts\n");
918 				descriptor.shareable = irq.Shareable != 0;
919 				descriptor.trigger_mode = irq.Triggering == 0
921 				descriptor.polarity = irq.Polarity == 0
925 					descriptor.irq = irq.Interrupts[0];
927 					for (uint16 i = 0; i < irq.InterruptCount; i++) {
928 						descriptor.irq = irq.Interrupts[i];
934 				dprintf("acpi irq resource (%s):\n",
937 					irq.Triggering == 0 ? "level" : "edge");
939 					irq.Polarity == 0 ? "high" : "low");
940 				dprintf("\tshareable: %s\n", irq.Shareable != 0 ? "yes" : "no");
941 				dprintf("\tcount: %u\n", irq.InterruptCount);
942 				if (irq.InterruptCount > 0) {
944 					for (uint16 i = 0; i < irq.InterruptCount; i++)
945 						dprintf(" %u", irq.Interrupts[i]);
954 				acpi_resource_extended_irq& irq = resource->Data.ExtendedIrq;
955 				if (irq.InterruptCount < 1) {
956 					dprintf("acpi extended irq resource with no interrupts\n");
960 				descriptor.shareable = irq.Shareable != 0;
961 				descriptor.trigger_mode = irq.Triggering == 0
963 				descriptor.polarity = irq.Polarity == 0
967 					descriptor.irq = irq.Interrupts[0];
969 					for (uint16 i = 0; i < irq.InterruptCount; i++) {
970 						descriptor.irq = irq.Interrupts[i];
976 				dprintf("acpi extended irq resource (%s):\n",
979 					irq.ProducerConsumer ? "yes" : "no");
981 					irq.Triggering == 0 ? "level" : "edge");
983 					irq.Polarity == 0 ? "high" : "low");
984 				dprintf("\tshareable: %s\n", irq.Shareable != 0 ? "yes" : "no");
985 				dprintf("\tcount: %u\n", irq.InterruptCount);
986 				if (irq.InterruptCount > 0) {
988 					for (uint16 i = 0; i < irq.InterruptCount; i++)
989 						dprintf(" %u", irq.Interrupts[i]);
997 		if (descriptor.irq != 255)
1005 	if (descriptor.irq == 255)
1041 		dprintf("failed to read current resources for irq\n");
1051 				acpi_resource_irq& irq = resource->Data.Irq;
1052 				if (irq.InterruptCount < 1) {
1053 					dprintf("acpi irq resource with no interrupts\n");
1057 				irq.Triggering
1059 				irq.Polarity
1061 				irq.Shareable = descriptor.shareable ? 0 : 1;
1062 				irq.InterruptCount = 1;
1063 				irq.Interrupts[0] = descriptor.irq;
1071 				acpi_resource_extended_irq& irq = resource->Data.ExtendedIrq;
1072 				if (irq.InterruptCount < 1) {
1073 					dprintf("acpi extended irq resource with no interrupts\n");
1077 				irq.Triggering
1079 				irq.Polarity
1081 				irq.Shareable = descriptor.shareable ? 0 : 1;
1082 				irq.InterruptCount = 1;
1083 				irq.Interrupts[0] = descriptor.irq;
1099 			dprintf("failed to set irq resources\n");
1101 		dprintf("failed to write requested irq into resources\n");