arm64: Use ACPI for PCI interrupt routing.

Change-Id: I4bf578aacda1be44cf5b8f95681a57ab5eabda23
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5278
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: David Karoly <karolyd577@gmail.com>
Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com>

src/add-ons/kernel/bus_managers/pci/arch/arm64/Jamfile

@@ -6,6 +6,8 @@ UsePrivateKernelHeaders ;
 UsePrivateHeaders kernel [ FDirName kernel arch $(TARGET_ARCH) ]
 	[ FDirName kernel boot platform $(HAIKU_BOOT_PLATFORM) ] ;
 
+SubDirHdrs $(HAIKU_TOP) src system kernel arch generic ;
+
 SEARCH_SOURCE += [ FDirName $(SUBDIR) $(DOTDOT) generic ] ;
 
 KernelStaticLibrary pci_arch_bus_manager :

src/add-ons/kernel/bus_managers/pci/arch/generic/pci_controller.cpp

@@ -7,6 +7,7 @@
 #include "pci_controller.h"
 
 #include <kernel/debug.h>
+#include <kernel/int.h>
 #include <util/Vector.h>
 
 #include <AutoDeleterDrivers.h>
@@ -16,6 +17,8 @@
 #include <ACPI.h> // module
 #include <acpi.h>
 
+#include "acpi_irq_routing_table.h"
+
 
 addr_t gPCIeBase;
 uint8 gStartBusNumber;
@@ -92,6 +95,13 @@ AcpiCrsScanCallback(acpi_resource *res, void *context)
 }
 
 
+static bool
+is_interrupt_available(int32 gsi)
+{
+	return true;
+}
+
+
 status_t
 pci_controller_init(void)
 {
@@ -191,6 +201,38 @@ pci_controller_init(void)
 }
 
 
+status_t
+pci_controller_finalize(void)
+{
+	status_t res;
+
+	acpi_module_info *acpiModule;
+	res = get_module(B_ACPI_MODULE_NAME, (module_info**)&acpiModule);
+	if (res != B_OK)
+		return B_ERROR;
+
+	IRQRoutingTable table;
+	res = prepare_irq_routing(acpiModule, table, &is_interrupt_available);
+	if (res != B_OK) {
+		dprintf("PCI: irq routing preparation failed\n");
+		return B_ERROR;
+	}
+
+	for (Vector<irq_routing_entry>::Iterator it = table.Begin(); it != table.End(); it++)
+		reserve_io_interrupt_vectors(1, it->irq, INTERRUPT_TYPE_IRQ);
+
+	res = enable_irq_routing(acpiModule, table);
+	if (res != B_OK) {
+		dprintf("PCI: irq routing failed\n");
+		return B_ERROR;
+	}
+
+	print_irq_routing_table(table);
+
+	return B_OK;
+}
+
+
 phys_addr_t
 pci_ram_address(phys_addr_t addr)
 {

src/add-ons/kernel/bus_managers/pci/pci.cpp

@@ -476,6 +476,9 @@ pcirefresh(int argc, char **argv)
 static bool sInitDone;
 
 
+status_t __attribute__((weak)) pci_controller_finalize() { return B_OK; }
+
+
 status_t
 pci_init_deferred(void)
 {
@@ -516,6 +519,11 @@ pci_init_deferred(void)
 	add_debugger_command("pcistatus", &pcistatus, "dump and clear pci device status registers");
 	add_debugger_command("pcirefresh", &pcirefresh, "refresh and print all pci_info");
 
+	if (pci_controller_finalize() != B_OK) {
+		TRACE(("PCI: pci_controller_finalize failed\n"));
+		return B_ERROR;
+	}
+
 	sInitDone = true;
 	return B_OK;
 }

src/add-ons/kernel/bus_managers/pci/pci_controller.h

@@ -38,6 +38,7 @@ extern "C" {
 #endif
 
 status_t	pci_controller_init(void);
+status_t	pci_controller_finalize(void);
 status_t	pci_controller_add(pci_controller *controller, void *cookie);
 
 #ifdef __cplusplus

src/system/kernel/arch/arm64/Jamfile

@@ -1,5 +1,6 @@
 SubDir HAIKU_TOP src system kernel arch arm64 ;
 
+SubDirHdrs $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica include ;
 SubDirHdrs $(SUBDIR) $(DOTDOT) generic ;
 UsePrivateKernelHeaders ;
 
@@ -25,6 +26,7 @@ KernelMergeObject kernel_arch_arm64.o :
 	arch_asm.S
 	arch_int_gicv2.cpp
 	soc.cpp
+	acpi_irq_routing_table.cpp
 
 	VMSAv8TranslationMap.cpp
 	PMAPPhysicalPageMapper.cpp