diff --git a/reactos/boot/freeldr/freeldr/arch/i386/hardware.c b/reactos/boot/freeldr/freeldr/arch/i386/hardware.c
index e3bb8fd7977..fb37fc6701c 100644
--- a/reactos/boot/freeldr/freeldr/arch/i386/hardware.c
+++ b/reactos/boot/freeldr/freeldr/arch/i386/hardware.c
@@ -937,8 +937,8 @@ DetectBiosFloppyController(FRLDRHKEY SystemKey,
   PartialDescriptor->Type = CmResourceTypeInterrupt;
   PartialDescriptor->ShareDisposition = CmResourceShareUndetermined;
   PartialDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-  PartialDescriptor->u.Interrupt.Level = 0;
-  PartialDescriptor->u.Interrupt.Vector = 6;
+  PartialDescriptor->u.Interrupt.Level = 6;
+  PartialDescriptor->u.Interrupt.Vector = 0;
   PartialDescriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
 
   /* Set DMA channel */
@@ -1422,8 +1422,8 @@ DetectSerialPorts(FRLDRHKEY BusKey)
       PartialDescriptor->Type = CmResourceTypeInterrupt;
       PartialDescriptor->ShareDisposition = CmResourceShareUndetermined;
       PartialDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-      PartialDescriptor->u.Interrupt.Level = 0;
-      PartialDescriptor->u.Interrupt.Vector = Irq[i];
+      PartialDescriptor->u.Interrupt.Level = Irq[i];
+      PartialDescriptor->u.Interrupt.Vector = 0;
       PartialDescriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
 
       /* Set serial data (device specific) */
@@ -1570,8 +1570,8 @@ DetectParallelPorts(FRLDRHKEY BusKey)
 	  PartialDescriptor->Type = CmResourceTypeInterrupt;
 	  PartialDescriptor->ShareDisposition = CmResourceShareUndetermined;
 	  PartialDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-	  PartialDescriptor->u.Interrupt.Level = 0;
-	  PartialDescriptor->u.Interrupt.Vector = Irq[i];
+	  PartialDescriptor->u.Interrupt.Level = Irq[i];
+	  PartialDescriptor->u.Interrupt.Vector = 0;
 	  PartialDescriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
 	}
 
@@ -1828,8 +1828,8 @@ DetectKeyboardController(FRLDRHKEY BusKey)
   PartialDescriptor->Type = CmResourceTypeInterrupt;
   PartialDescriptor->ShareDisposition = CmResourceShareUndetermined;
   PartialDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-  PartialDescriptor->u.Interrupt.Level = 0;
-  PartialDescriptor->u.Interrupt.Vector = 1;
+  PartialDescriptor->u.Interrupt.Level = 1;
+  PartialDescriptor->u.Interrupt.Vector = 0;
   PartialDescriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
 
   /* Set IO Port 0x60 */
@@ -2020,8 +2020,8 @@ DetectPS2Mouse(FRLDRHKEY BusKey)
       FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].Type = CmResourceTypeInterrupt;
       FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].ShareDisposition = CmResourceShareUndetermined;
       FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].Flags = CM_RESOURCE_INTERRUPT_LATCHED;
-      FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].u.Interrupt.Level = 0;
-      FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].u.Interrupt.Vector = 12;
+      FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].u.Interrupt.Level = 12;
+      FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].u.Interrupt.Vector = 0;
       FullResourceDescriptor.PartialResourceList.PartialDescriptors[0].u.Interrupt.Affinity = 0xFFFFFFFF;
 
       /* Set 'Configuration Data' value */
diff --git a/reactos/drivers/bus/acpi/ospm/fdo.c b/reactos/drivers/bus/acpi/ospm/fdo.c
index a628e0ad3e2..bf39a6e6165 100644
--- a/reactos/drivers/bus/acpi/ospm/fdo.c
+++ b/reactos/drivers/bus/acpi/ospm/fdo.c
@@ -262,8 +262,8 @@ AcpiCreateResourceList(PCM_RESOURCE_LIST* pResourceList,
             (irq_data->shared_exclusive == SHARED ? CmResourceShareShared : CmResourceShareDeviceExclusive);
           ResourceDescriptor->Flags =
             (irq_data->edge_level == LEVEL_SENSITIVE ? CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE : CM_RESOURCE_INTERRUPT_LATCHED);
-          ResourceDescriptor->u.Interrupt.Level = 0;
-          ResourceDescriptor->u.Interrupt.Vector = irq_data->interrupts[i];
+          ResourceDescriptor->u.Interrupt.Level = irq_data->interrupts[i];
+          ResourceDescriptor->u.Interrupt.Vector = 0;
           ResourceDescriptor->u.Interrupt.Affinity = (KAFFINITY)(-1);
 
           RequirementDescriptor->Option = 0; /* Required */
diff --git a/reactos/drivers/bus/pci/pdo.c b/reactos/drivers/bus/pci/pdo.c
index 1f04bb8bdd6..2b882202440 100644
--- a/reactos/drivers/bus/pci/pdo.c
+++ b/reactos/drivers/bus/pci/pdo.c
@@ -764,7 +764,7 @@ PdoQueryResources(
       Descriptor->ShareDisposition = CmResourceShareShared;
       Descriptor->Flags = CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE;
       Descriptor->u.Interrupt.Level = PciConfig.u.type0.InterruptLine;
-      Descriptor->u.Interrupt.Vector = PciConfig.u.type0.InterruptLine;
+      Descriptor->u.Interrupt.Vector = 0;
       Descriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
     }
   }