diff --git a/ihdad/src/main.rs b/ihdad/src/main.rs
index ba8ae837d8..c640cca9e0 100755
--- a/ihdad/src/main.rs
+++ b/ihdad/src/main.rs
@@ -16,7 +16,9 @@ use std::sync::Arc;
 
 use event::EventQueue;
 use pcid_interface::{MsiSetFeatureInfo, PcidServerHandle, PciFeature, PciFeatureInfo, SetFeatureInfo};
-use pcid_interface::irq_helpers::{read_bsp_apic_id, allocate_single_interrupt_vector_for_msi};
+#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
+use pcid_interface::irq_helpers::allocate_single_interrupt_vector_for_msi;
+use pcid_interface::irq_helpers::read_bsp_apic_id;
 use redox_log::{OutputBuilder, RedoxLogger};
 
 pub mod hda;
diff --git a/rtl8139d/src/main.rs b/rtl8139d/src/main.rs
index c61e3049ab..5687cbf768 100644
--- a/rtl8139d/src/main.rs
+++ b/rtl8139d/src/main.rs
@@ -15,7 +15,9 @@ use std::sync::Arc;
 
 use event::EventQueue;
 use pcid_interface::{MsiSetFeatureInfo, PcidServerHandle, PciFeature, PciFeatureInfo, SetFeatureInfo, SubdriverArguments};
-use pcid_interface::irq_helpers::{read_bsp_apic_id, allocate_single_interrupt_vector_for_msi};
+#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
+use pcid_interface::irq_helpers::allocate_single_interrupt_vector_for_msi;
+use pcid_interface::irq_helpers::read_bsp_apic_id;
 use pcid_interface::msi::{MsixCapability, MsixTableEntry};
 use redox_log::{RedoxLogger, OutputBuilder};
 use syscall::{EventFlags, Packet, SchemeBlockMut};
diff --git a/rtl8168d/src/main.rs b/rtl8168d/src/main.rs
index f5452baff9..e2fc5503f4 100644
--- a/rtl8168d/src/main.rs
+++ b/rtl8168d/src/main.rs
@@ -13,7 +13,9 @@ use std::sync::Arc;
 
 use event::EventQueue;
 use pcid_interface::{MsiSetFeatureInfo, PcidServerHandle, PciFeature, PciFeatureInfo, SetFeatureInfo, SubdriverArguments};
-use pcid_interface::irq_helpers::{read_bsp_apic_id, allocate_single_interrupt_vector_for_msi};
+#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
+use pcid_interface::irq_helpers::allocate_single_interrupt_vector_for_msi;
+use pcid_interface::irq_helpers::read_bsp_apic_id;
 use pcid_interface::msi::{MsixCapability, MsixTableEntry};
 use redox_log::{RedoxLogger, OutputBuilder};
 use syscall::{EventFlags, Packet, SchemeBlockMut};
diff --git a/virtio-core/src/arch/aarch64.rs b/virtio-core/src/arch/aarch64.rs
index e8f340580a..29e3b5855a 100644
--- a/virtio-core/src/arch/aarch64.rs
+++ b/virtio-core/src/arch/aarch64.rs
@@ -8,9 +8,9 @@ pub fn enable_msix(pcid_handle: &mut PcidServerHandle) -> Result<File, Error> {
     unimplemented!("virtio_core: aarch64 enable_msix")
 }
 
-pub fn probe_legacy_port_transport<'a>(
-    pci_header: &PciHeader,
+pub fn probe_legacy_port_transport(
+    pci_config: &SubdriverArguments,
     pcid_handle: &mut PcidServerHandle,
-) -> Result<Device<'a>, Error> {
+) -> Result<Device, Error> {
     panic!("virtio-core: aarch64 doesn't support legacy port I/O")
 }
\ No newline at end of file
diff --git a/virtio-core/src/arch/x86.rs b/virtio-core/src/arch/x86.rs
index 45d67b9a1c..9073ce8059 100644
--- a/virtio-core/src/arch/x86.rs
+++ b/virtio-core/src/arch/x86.rs
@@ -8,10 +8,10 @@ pub fn enable_msix(pcid_handle: &mut PcidServerHandle) -> Result<File, Error> {
 }
 
 pub fn probe_legacy_port_transport(
-    pci_header: &PciHeader,
+    pci_config: &SubdriverArguments,
     pcid_handle: &mut PcidServerHandle,
 ) -> Result<Device, Error> {
-    let port = pci_header.get_bar(0).expect_port();
+    let port = pci_config.func.bars[0].expect_port();
 
     unsafe { syscall::iopl(3).expect("virtio: failed to set I/O privilege level") };
     log::warn!("virtio: using legacy transport");
diff --git a/xhcid/src/main.rs b/xhcid/src/main.rs
index bbab755d9a..9e6a71d3b0 100644
--- a/xhcid/src/main.rs
+++ b/xhcid/src/main.rs
@@ -12,7 +12,9 @@ use std::sync::{Arc, Mutex};
 use std::env;
 
 use pcid_interface::{MsiSetFeatureInfo, PcidServerHandle, PciFeature, PciFeatureInfo, SetFeatureInfo};
-use pcid_interface::irq_helpers::{read_bsp_apic_id, allocate_single_interrupt_vector_for_msi};
+#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
+use pcid_interface::irq_helpers::allocate_single_interrupt_vector_for_msi;
+use pcid_interface::irq_helpers::read_bsp_apic_id;
 use pcid_interface::msi::MsixTableEntry;
 
 use event::{Event, EventQueue};