diff --git a/Kernel/Arch/x86_64/PCI/Controller/HostBridge.cpp b/Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.cpp
similarity index 61%
rename from Kernel/Arch/x86_64/PCI/Controller/HostBridge.cpp
rename to Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.cpp
index 67200fbea3c..da84509d4ed 100644
--- a/Kernel/Arch/x86_64/PCI/Controller/HostBridge.cpp
+++ b/Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.cpp
@@ -5,19 +5,19 @@
  */
 
 #include <Kernel/Arch/x86_64/IO.h>
-#include <Kernel/Arch/x86_64/PCI/Controller/HostBridge.h>
+#include <Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.h>
 #include <Kernel/Bus/PCI/Access.h>
 #include <Kernel/Sections.h>
 
 namespace Kernel::PCI {
 
-NonnullOwnPtr<HostBridge> HostBridge::must_create_with_io_access()
+NonnullOwnPtr<PIIX4HostBridge> PIIX4HostBridge::must_create_with_io_access()
 {
     PCI::Domain domain { 0, 0, 0xff };
-    return adopt_own_if_nonnull(new (nothrow) HostBridge(domain)).release_nonnull();
+    return adopt_own_if_nonnull(new (nothrow) PIIX4HostBridge(domain)).release_nonnull();
 }
 
-HostBridge::HostBridge(PCI::Domain const& domain)
+PIIX4HostBridge::PIIX4HostBridge(PCI::Domain const& domain)
     : HostController(domain)
 {
 }
@@ -27,42 +27,42 @@ static u32 io_address_for_pci_field(BusNumber bus, DeviceNumber device, Function
     return 0x80000000u | (bus.value() << 16u) | (device.value() << 11u) | (function.value() << 8u) | (field & 0xfc);
 }
 
-void HostBridge::write8_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u8 value)
+void PIIX4HostBridge::write8_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u8 value)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
     IO::out8(PCI::value_port + (field & 3), value);
 }
 
-void HostBridge::write16_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u16 value)
+void PIIX4HostBridge::write16_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u16 value)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
     IO::out16(PCI::value_port + (field & 2), value);
 }
 
-void HostBridge::write32_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u32 value)
+void PIIX4HostBridge::write32_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field, u32 value)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
     IO::out32(PCI::value_port, value);
 }
 
-u8 HostBridge::read8_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
+u8 PIIX4HostBridge::read8_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
     return IO::in8(PCI::value_port + (field & 3));
 }
 
-u16 HostBridge::read16_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
+u16 PIIX4HostBridge::read16_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
     return IO::in16(PCI::value_port + (field & 2));
 }
 
-u32 HostBridge::read32_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
+u32 PIIX4HostBridge::read32_field_locked(BusNumber bus, DeviceNumber device, FunctionNumber function, u32 field)
 {
     VERIFY(m_access_lock.is_locked());
     IO::out32(PCI::address_port, io_address_for_pci_field(bus, device, function, field));
diff --git a/Kernel/Arch/x86_64/PCI/Controller/HostBridge.h b/Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.h
similarity index 85%
rename from Kernel/Arch/x86_64/PCI/Controller/HostBridge.h
rename to Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.h
index 59bcbb465c6..9f1986ce82f 100644
--- a/Kernel/Arch/x86_64/PCI/Controller/HostBridge.h
+++ b/Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.h
@@ -15,9 +15,9 @@
 
 namespace Kernel::PCI {
 
-class HostBridge : public HostController {
+class PIIX4HostBridge : public HostController {
 public:
-    static NonnullOwnPtr<HostBridge> must_create_with_io_access();
+    static NonnullOwnPtr<PIIX4HostBridge> must_create_with_io_access();
 
 private:
     virtual void write8_field_locked(BusNumber, DeviceNumber, FunctionNumber, u32 field, u8 value) override;
@@ -28,7 +28,7 @@ private:
     virtual u16 read16_field_locked(BusNumber, DeviceNumber, FunctionNumber, u32 field) override;
     virtual u32 read32_field_locked(BusNumber, DeviceNumber, FunctionNumber, u32 field) override;
 
-    explicit HostBridge(PCI::Domain const&);
+    explicit PIIX4HostBridge(PCI::Domain const&);
 };
 
 }
diff --git a/Kernel/Bus/PCI/Access.cpp b/Kernel/Bus/PCI/Access.cpp
index a911eaac99b..d2e24f78974 100644
--- a/Kernel/Bus/PCI/Access.cpp
+++ b/Kernel/Bus/PCI/Access.cpp
@@ -8,7 +8,7 @@
 #include <AK/Error.h>
 #include <AK/HashTable.h>
 #if ARCH(X86_64)
-#    include <Kernel/Arch/x86_64/PCI/Controller/HostBridge.h>
+#    include <Kernel/Arch/x86_64/PCI/Controller/PIIX4HostBridge.h>
 #endif
 #include <Kernel/Bus/PCI/Access.h>
 #include <Kernel/Bus/PCI/Controller/MemoryBackedHostBridge.h>
@@ -114,7 +114,7 @@ UNMAP_AFTER_INIT bool Access::initialize_for_one_pci_domain()
 {
     VERIFY(!Access::is_initialized());
     auto* access = new Access();
-    auto host_bridge = HostBridge::must_create_with_io_access();
+    auto host_bridge = PIIX4HostBridge::must_create_with_io_access();
     access->add_host_controller(move(host_bridge));
     access->rescan_hardware();
     dbgln_if(PCI_DEBUG, "PCI: access for one PCI domain initialised.");
diff --git a/Kernel/CMakeLists.txt b/Kernel/CMakeLists.txt
index 64e2514f62c..3e1b3596684 100644
--- a/Kernel/CMakeLists.txt
+++ b/Kernel/CMakeLists.txt
@@ -416,7 +416,7 @@ if ("${SERENITY_ARCH}" STREQUAL "x86_64")
         Arch/x86_64/ISABus/HID/VMWareMouseDevice.cpp
         Arch/x86_64/ISABus/I8042Controller.cpp
         Arch/x86_64/ISABus/SerialDevice.cpp
-        Arch/x86_64/PCI/Controller/HostBridge.cpp
+        Arch/x86_64/PCI/Controller/PIIX4HostBridge.cpp
         Arch/x86_64/PCI/Initializer.cpp
         Arch/x86_64/PCI/MSI.cpp
 
diff --git a/Meta/gn/secondary/Kernel/BUILD.gn b/Meta/gn/secondary/Kernel/BUILD.gn
index f0a402cb731..62194b08844 100644
--- a/Meta/gn/secondary/Kernel/BUILD.gn
+++ b/Meta/gn/secondary/Kernel/BUILD.gn
@@ -326,7 +326,7 @@ source_set("arch_sources") {
       "Arch/x86_64/Interrupts/APIC.cpp",
       "Arch/x86_64/Interrupts/IOAPIC.cpp",
       "Arch/x86_64/Interrupts/PIC.cpp",
-      "Arch/x86_64/PCI/Controller/HostBridge.cpp",
+      "Arch/x86_64/PCI/Controller/PIIX4HostBridge.cpp",
       "Arch/x86_64/PCI/Initializer.cpp",
       "Arch/x86_64/PCI/MSI.cpp",
       "Arch/x86_64/PCSpeaker.cpp",