Kernel: Move VMWare backdoor communication code to the x86 directory

The VMWare backdoor handling code involves many x86-specific
instructions and therefore should be in the Arch/x86 directory. This
ensures we can easily omit the code in compile-time for non-x86 builds.

Kernel/Arch/x86/Hypervisor/VMWareBackdoor.cpp

@@ -8,9 +8,9 @@
 #include <AK/Singleton.h>
 #include <Kernel/API/MousePacket.h>
 #include <Kernel/Arch/InterruptDisabler.h>
+#include <Kernel/Arch/x86/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/CommandLine.h>
 #include <Kernel/Debug.h>
-#include <Kernel/Firmware/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Sections.h>
 
 namespace Kernel {

Kernel/CMakeLists.txt

@@ -164,7 +164,6 @@ set(KERNEL_SOURCES
     Firmware/BIOS.cpp
     Firmware/ACPI/Initialize.cpp
     Firmware/ACPI/Parser.cpp
-    Firmware/Hypervisor/VMWareBackdoor.cpp
     Firmware/MultiProcessor/Parser.cpp
     FutexQueue.cpp
     Interrupts/APIC.cpp
@@ -339,6 +338,8 @@ if ("${SERENITY_ARCH}" STREQUAL "i686" OR "${SERENITY_ARCH}" STREQUAL "x86_64")
         Arch/x86/common/SmapDisabler.cpp
         Arch/x86/common/Shutdown.cpp
 
+        Arch/x86/Hypervisor/VMWareBackdoor.cpp
+
         Arch/x86/PCI/Controller/HostBridge.cpp
         Arch/x86/PCI/Initializer.cpp
     )

Kernel/Devices/HID/PS2MouseDevice.cpp

@@ -5,11 +5,11 @@
  */
 
 #include <AK/Memory.h>
+#include <Kernel/Arch/x86/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Arch/x86/IO.h>
 #include <Kernel/Debug.h>
 #include <Kernel/Devices/DeviceManagement.h>
 #include <Kernel/Devices/HID/PS2MouseDevice.h>
-#include <Kernel/Firmware/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Sections.h>
 
 namespace Kernel {

Kernel/Devices/HID/VMWareMouseDevice.cpp

@@ -4,9 +4,9 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
+#include <Kernel/Arch/x86/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Devices/DeviceManagement.h>
 #include <Kernel/Devices/HID/VMWareMouseDevice.h>
-#include <Kernel/Firmware/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Sections.h>
 
 namespace Kernel {

Kernel/init.cpp

@@ -7,6 +7,7 @@
 #include <AK/Types.h>
 #include <Kernel/Arch/InterruptManagement.h>
 #include <Kernel/Arch/Processor.h>
+#include <Kernel/Arch/x86/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/BootInfo.h>
 #include <Kernel/Bus/PCI/Access.h>
 #include <Kernel/Bus/PCI/Initializer.h>
@@ -32,7 +33,6 @@
 #include <Kernel/FileSystem/VirtualFileSystem.h>
 #include <Kernel/Firmware/ACPI/Initialize.h>
 #include <Kernel/Firmware/ACPI/Parser.h>
-#include <Kernel/Firmware/Hypervisor/VMWareBackdoor.h>
 #include <Kernel/Graphics/Console/BootFramebufferConsole.h>
 #include <Kernel/Graphics/Console/VGATextModeConsole.h>
 #include <Kernel/Graphics/GraphicsManagement.h>