1 files changed, 21 insertions, 1 deletions
diff --git a/hw/riscv/riscv-iommu-pci.c b/hw/riscv/riscv-iommu-pci.c
index a695314bbe..12451869e4 100644
--- a/hw/riscv/riscv-iommu-pci.c
+++ b/hw/riscv/riscv-iommu-pci.c
@@ -31,6 +31,7 @@
 #include "cpu_bits.h"
 #include "riscv-iommu.h"
 #include "riscv-iommu-bits.h"
+#include "trace.h"
 
 /* RISC-V IOMMU PCI Device Emulation */
 #define RISCV_PCI_CLASS_SYSTEM_IOMMU     0x0806
@@ -66,6 +67,12 @@ typedef struct RISCVIOMMUStatePci {
     RISCVIOMMUState  iommu;   /* common IOMMU state */
 } RISCVIOMMUStatePci;
 
+struct RISCVIOMMUPciClass {
+    /*< public >*/
+    DeviceRealize parent_realize;
+    ResettablePhases parent_phases;
+};
+
 /* interrupt delivery callback */
 static void riscv_iommu_pci_notify(RISCVIOMMUState *iommu, unsigned vector)
 {
@@ -155,6 +162,7 @@ static void riscv_iommu_pci_init(Object *obj)
     qdev_alias_all_properties(DEVICE(iommu), obj);
 
     iommu->icvec_avail_vectors = RISCV_IOMMU_PCI_ICVEC_VECTORS;
+    riscv_iommu_set_cap_igs(iommu, RISCV_IOMMU_CAP_IGS_MSI);
 }
 
 static const Property riscv_iommu_pci_properties[] = {
@@ -163,13 +171,25 @@ static const Property riscv_iommu_pci_properties[] = {
     DEFINE_PROP_UINT16("device-id", RISCVIOMMUStatePci, device_id,
                        PCI_DEVICE_ID_REDHAT_RISCV_IOMMU),
     DEFINE_PROP_UINT8("revision", RISCVIOMMUStatePci, revision, 0x01),
-    DEFINE_PROP_END_OF_LIST(),
 };
 
+static void riscv_iommu_pci_reset_hold(Object *obj, ResetType type)
+{
+    RISCVIOMMUStatePci *pci = RISCV_IOMMU_PCI(obj);
+    RISCVIOMMUState *iommu = &pci->iommu;
+
+    riscv_iommu_reset(iommu);
+
+    trace_riscv_iommu_pci_reset_hold(type);
+}
+
 static void riscv_iommu_pci_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+    ResettableClass *rc = RESETTABLE_CLASS(klass);
+
+    rc->phases.hold = riscv_iommu_pci_reset_hold;
 
     k->realize = riscv_iommu_pci_realize;
     k->exit = riscv_iommu_pci_exit;