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diff --git a/sys/arm64/arm64/nexus.c b/sys/arm64/arm64/nexus.c
--- a/sys/arm64/arm64/nexus.c
+++ b/sys/arm64/arm64/nexus.c
@@ -72,6 +72,8 @@
#include "acpi_bus_if.h"
#endif
+#include "pcib_if.h"
+
extern struct bus_space memmap_bus;
static MALLOC_DEFINE(M_NEXUSDEV, "nexusdev", "Nexus device");
@@ -123,6 +125,15 @@
#ifdef FDT
static ofw_bus_map_intr_t nexus_ofw_map_intr;
+/*
+ * PCIB interface
+ */
+static pcib_alloc_msi_t nexus_fdt_pcib_alloc_msi;
+static pcib_release_msi_t nexus_fdt_pcib_release_msi;
+static pcib_alloc_msix_t nexus_fdt_pcib_alloc_msix;
+static pcib_release_msix_t nexus_fdt_pcib_release_msix;
+static pcib_map_msi_t nexus_fdt_pcib_map_msi;
+
#endif
static device_method_t nexus_methods[] = {
@@ -441,6 +452,13 @@
/* OFW interface */
DEVMETHOD(ofw_bus_map_intr, nexus_ofw_map_intr),
+ /* PCIB interface */
+ DEVMETHOD(pcib_alloc_msi, nexus_fdt_pcib_alloc_msi),
+ DEVMETHOD(pcib_release_msi, nexus_fdt_pcib_release_msi),
+ DEVMETHOD(pcib_alloc_msix, nexus_fdt_pcib_alloc_msix),
+ DEVMETHOD(pcib_release_msix, nexus_fdt_pcib_release_msix),
+ DEVMETHOD(pcib_map_msi, nexus_fdt_pcib_map_msi),
+
DEVMETHOD_END,
};
@@ -518,6 +536,73 @@
irq = intr_map_irq(NULL, iparent, (struct intr_map_data *)fdt_data);
return (irq);
}
+
+static int
+nexus_fdt_pcib_alloc_msi(device_t dev, device_t child, int count, int maxcount,
+ int *irqs)
+{
+ phandle_t msi_parent;
+ int error;
+
+ error = ofw_bus_msimap(ofw_bus_get_node(child), 0, &msi_parent, NULL);
+ if (error != 0)
+ return (error);
+
+ return (intr_alloc_msi(dev, child, msi_parent, count, maxcount, irqs));
+}
+
+static int
+nexus_fdt_pcib_release_msi(device_t dev, device_t child, int count, int *irqs)
+{
+ phandle_t msi_parent;
+ int error;
+
+ error = ofw_bus_msimap(ofw_bus_get_node(child), 0, &msi_parent, NULL);
+ if (error != 0)
+ return (error);
+
+ return (intr_release_msi(dev, child, msi_parent, count, irqs));
+}
+
+static int
+nexus_fdt_pcib_alloc_msix(device_t dev, device_t child, int *irq)
+{
+ phandle_t msi_parent;
+ int error;
+
+ error = ofw_bus_msimap(ofw_bus_get_node(child), 0, &msi_parent, NULL);
+ if (error != 0)
+ return (error);
+
+ return (intr_alloc_msix(dev, child, msi_parent, irq));
+}
+
+static int
+nexus_fdt_pcib_release_msix(device_t dev, device_t child, int irq)
+{
+ phandle_t msi_parent;
+ int error;
+
+ error = ofw_bus_msimap(ofw_bus_get_node(child), 0, &msi_parent, NULL);
+ if (error != 0)
+ return (error);
+
+ return (intr_release_msix(dev, child, msi_parent, irq));
+}
+
+static int
+nexus_fdt_pcib_map_msi(device_t dev, device_t child, int irq, uint64_t *addr,
+ uint32_t *data)
+{
+ phandle_t msi_parent;
+ int error;
+
+ error = ofw_bus_msimap(ofw_bus_get_node(child), 0, &msi_parent, NULL);
+ if (error != 0)
+ return (error);
+
+ return (intr_map_msi(dev, child, msi_parent, irq, addr, data));
+}
#endif
#ifdef DEV_ACPI

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