Kernel: Slap UNMAP_AFTER_INIT on a bunch more functions

We're now able to unmap 100 KiB of kernel text after init. :^)

Kernel/Devices/BXVGADevice.cpp

@@ -60,7 +60,7 @@ namespace Kernel {
 
 static AK::Singleton<BXVGADevice> s_the;
 
-void BXVGADevice::initialize()
+UNMAP_AFTER_INIT void BXVGADevice::initialize()
 {
     s_the.ensure_instance();
 }
@@ -70,7 +70,7 @@ BXVGADevice& BXVGADevice::the()
     return *s_the;
 }
 
-BXVGADevice::BXVGADevice()
+UNMAP_AFTER_INIT BXVGADevice::BXVGADevice()
     : BlockDevice(29, 0)
 
 {
@@ -157,7 +157,7 @@ void BXVGADevice::set_y_offset(size_t y_offset)
     set_register(VBE_DISPI_INDEX_Y_OFFSET, (u16)y_offset);
 }
 
-u32 BXVGADevice::find_framebuffer_address()
+UNMAP_AFTER_INIT u32 BXVGADevice::find_framebuffer_address()
 {
     // NOTE: The QEMU card has the same PCI ID as the Bochs one.
     static const PCI::ID bochs_vga_id = { 0x1234, 0x1111 };

Kernel/Devices/KeyboardDevice.cpp

@@ -404,7 +404,7 @@ static const Keyboard::CharacterMapData DEFAULT_CHARACTER_MAP =
 };
 // clang-format on
 
-KeyboardDevice::KeyboardDevice()
+UNMAP_AFTER_INIT KeyboardDevice::KeyboardDevice()
     : IRQHandler(IRQ_KEYBOARD)
     , CharacterDevice(85, 1)
     , m_controller(I8042Controller::the())
@@ -412,11 +412,11 @@ KeyboardDevice::KeyboardDevice()
 {
 }
 
-KeyboardDevice::~KeyboardDevice()
+UNMAP_AFTER_INIT KeyboardDevice::~KeyboardDevice()
 {
 }
 
-bool KeyboardDevice::initialize()
+UNMAP_AFTER_INIT bool KeyboardDevice::initialize()
 {
     if (!m_controller.reset_device(I8042Controller::Device::Keyboard)) {
         dbgln("KeyboardDevice: I8042 controller failed to reset device");

Kernel/Devices/MBVGADevice.cpp

@@ -40,7 +40,7 @@ MBVGADevice& MBVGADevice::the()
     return *s_the;
 }
 
-MBVGADevice::MBVGADevice(PhysicalAddress addr, size_t pitch, size_t width, size_t height)
+UNMAP_AFTER_INIT MBVGADevice::MBVGADevice(PhysicalAddress addr, size_t pitch, size_t width, size_t height)
     : BlockDevice(29, 0)
     , m_framebuffer_address(addr)
     , m_framebuffer_pitch(pitch)

Kernel/Devices/MemoryDevice.cpp

@@ -33,12 +33,12 @@
 
 namespace Kernel {
 
-MemoryDevice::MemoryDevice()
+UNMAP_AFTER_INIT MemoryDevice::MemoryDevice()
     : CharacterDevice(1, 1)
 {
 }
 
-MemoryDevice::~MemoryDevice()
+UNMAP_AFTER_INIT MemoryDevice::~MemoryDevice()
 {
 }
 

Kernel/Devices/PS2MouseDevice.cpp

@@ -51,14 +51,14 @@ namespace Kernel {
 
 static AK::Singleton<PS2MouseDevice> s_the;
 
-PS2MouseDevice::PS2MouseDevice()
+UNMAP_AFTER_INIT PS2MouseDevice::PS2MouseDevice()
     : IRQHandler(IRQ_MOUSE)
     , CharacterDevice(10, 1)
     , m_controller(I8042Controller::the())
 {
 }
 
-PS2MouseDevice::~PS2MouseDevice()
+UNMAP_AFTER_INIT PS2MouseDevice::~PS2MouseDevice()
 {
 }
 
@@ -222,7 +222,7 @@ void PS2MouseDevice::set_sample_rate(u8 rate)
     send_command(PS2MOUSE_SET_SAMPLE_RATE, rate);
 }
 
-bool PS2MouseDevice::initialize()
+UNMAP_AFTER_INIT bool PS2MouseDevice::initialize()
 {
     if (!m_controller.reset_device(I8042Controller::Device::Mouse)) {
         dbgln("PS2MouseDevice: I8042 controller failed to reset device");

Kernel/Devices/SB16.cpp

@@ -78,18 +78,18 @@ void SB16::set_sample_rate(uint16_t hz)
 
 static AK::Singleton<SB16> s_the;
 
-SB16::SB16()
+UNMAP_AFTER_INIT SB16::SB16()
     : IRQHandler(SB16_DEFAULT_IRQ)
     , CharacterDevice(42, 42) // ### ?
 {
     initialize();
 }
 
-SB16::~SB16()
+UNMAP_AFTER_INIT SB16::~SB16()
 {
 }
 
-void SB16::detect()
+UNMAP_AFTER_INIT void SB16::detect()
 {
     IO::out8(0x226, 1);
     IO::delay(32);
@@ -102,7 +102,7 @@ void SB16::detect()
     SB16::create();
 }
 
-void SB16::create()
+UNMAP_AFTER_INIT void SB16::create()
 {
     s_the.ensure_instance();
 }
@@ -112,7 +112,7 @@ SB16& SB16::the()
     return *s_the;
 }
 
-void SB16::initialize()
+UNMAP_AFTER_INIT void SB16::initialize()
 {
     disable_irq();
 

Kernel/Devices/SerialDevice.cpp

@@ -29,14 +29,14 @@
 
 namespace Kernel {
 
-SerialDevice::SerialDevice(int base_addr, unsigned minor)
+UNMAP_AFTER_INIT SerialDevice::SerialDevice(int base_addr, unsigned minor)
     : CharacterDevice(4, minor)
     , m_base_addr(base_addr)
 {
     initialize();
 }
 
-SerialDevice::~SerialDevice()
+UNMAP_AFTER_INIT SerialDevice::~SerialDevice()
 {
 }
 
@@ -92,7 +92,7 @@ String SerialDevice::device_name() const
     return String::formatted("ttyS{}", minor() - 64);
 }
 
-void SerialDevice::initialize()
+UNMAP_AFTER_INIT void SerialDevice::initialize()
 {
     set_interrupts(0);
     set_baud(Baud38400);
@@ -101,7 +101,7 @@ void SerialDevice::initialize()
     set_modem_control(RequestToSend | DataTerminalReady);
 }
 
-void SerialDevice::set_interrupts(char interrupt_enable)
+UNMAP_AFTER_INIT void SerialDevice::set_interrupts(char interrupt_enable)
 {
     m_interrupt_enable = interrupt_enable;
 

Kernel/Devices/USB/UHCIController.cpp

@@ -86,7 +86,7 @@ UHCIController& UHCIController::the()
     return *s_the;
 }
 
-void UHCIController::detect()
+UNMAP_AFTER_INIT void UHCIController::detect()
 {
 #if !UHCI_ENABLED
     return;
@@ -102,7 +102,7 @@ void UHCIController::detect()
     });
 }
 
-UHCIController::UHCIController(PCI::Address address, PCI::ID id)
+UNMAP_AFTER_INIT UHCIController::UHCIController(PCI::Address address, PCI::ID id)
     : PCI::Device(address)
     , m_io_base(PCI::get_BAR4(pci_address()) & ~1)
 {
@@ -116,7 +116,7 @@ UHCIController::UHCIController(PCI::Address address, PCI::ID id)
     spawn_port_proc();
 }
 
-UHCIController::~UHCIController()
+UNMAP_AFTER_INIT UHCIController::~UHCIController()
 {
 }
 
@@ -151,7 +151,7 @@ void UHCIController::reset()
     klog() << "UHCI: Reset completed!";
 }
 
-void UHCIController::create_structures()
+UNMAP_AFTER_INIT void UHCIController::create_structures()
 {
     // Let's allocate memory for botht the QH and TD pools
     // First the QH pool and all of the Interrupt QH's
@@ -224,7 +224,7 @@ void UHCIController::create_structures()
 #endif
 }
 
-void UHCIController::setup_schedule()
+UNMAP_AFTER_INIT void UHCIController::setup_schedule()
 {
     //
     // https://github.com/alkber/minix3-usbsubsystem/blob/master/usb/uhci-hcd.c

Kernel/Devices/VMWareBackdoor.cpp

@@ -116,7 +116,7 @@ VMWareBackdoor* VMWareBackdoor::the()
     return s_vmware_backdoor->get_instance();
 }
 
-VMWareBackdoor::VMWareBackdoor()
+UNMAP_AFTER_INIT VMWareBackdoor::VMWareBackdoor()
 {
     if (kernel_command_line().lookup("vmmouse").value_or("on") == "on")
         enable_absolute_vmmouse();