Kernel: Put VirtIOGPU related types into a namespace

1 files changed, 58 insertions, 0 deletions

diff --git a/Kernel/Graphics/VirtIOGPU/GraphicsAdapter.cpp b/Kernel/Graphics/VirtIOGPU/GraphicsAdapter.cpp
new file mode 100644
index 0000000000..53471b564d
--- /dev/null
+++ b/Kernel/Graphics/VirtIOGPU/GraphicsAdapter.cpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2021, Sahan Fernando <sahan.h.fernando@gmail.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <Kernel/Bus/PCI/IDs.h>
+#include <Kernel/Graphics/Console/GenericFramebufferConsole.h>
+#include <Kernel/Graphics/GraphicsManagement.h>
+#include <Kernel/Graphics/VirtIOGPU/VirtIOGPU.h>
+#include <Kernel/Graphics/VirtIOGPU/GraphicsAdapter.h>
+
+namespace Kernel::Graphics::VirtIOGPU {
+
+NonnullRefPtr<GraphicsAdapter> GraphicsAdapter::initialize(PCI::Address base_address)
+{
+    VERIFY(PCI::get_id(base_address).vendor_id == PCI::VendorID::VirtIO);
+    return adopt_ref(*new GraphicsAdapter(base_address));
+}
+
+GraphicsAdapter::GraphicsAdapter(PCI::Address base_address)
+    : PCI::DeviceController(base_address)
+{
+    m_gpu_device = adopt_ref(*new GPU(base_address)).leak_ref();
+}
+
+void GraphicsAdapter::initialize_framebuffer_devices()
+{
+    dbgln_if(VIRTIO_DEBUG, "GPU: Initializing framebuffer devices");
+    VERIFY(!m_created_framebuffer_devices);
+    m_gpu_device->create_framebuffer_devices();
+    m_created_framebuffer_devices = true;
+
+    // FIXME: This is a very wrong way to do this...
+    GraphicsManagement::the().m_console = m_gpu_device->default_console();
+}
+
+void GraphicsAdapter::enable_consoles()
+{
+    dbgln_if(VIRTIO_DEBUG, "GPU: Enabling consoles");
+    m_gpu_device->for_each_framebuffer([&](auto& framebuffer, auto& console) {
+        framebuffer.deactivate_writes();
+        console.enable();
+        return IterationDecision::Continue;
+    });
+}
+
+void GraphicsAdapter::disable_consoles()
+{
+    dbgln_if(VIRTIO_DEBUG, "GPU: Disabling consoles");
+    m_gpu_device->for_each_framebuffer([&](auto& framebuffer, auto& console) {
+        console.disable();
+        framebuffer.activate_writes();
+        return IterationDecision::Continue;
+    });
+}
+
+}