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/*
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/String.h>
#include <AK/Types.h>
#include <Kernel/Bus/PCI/Device.h>
#include <Kernel/Graphics/Console/Console.h>
#include <Kernel/Graphics/FramebufferDevice.h>
#include <Kernel/Graphics/GraphicsDevice.h>
#include <Kernel/PhysicalAddress.h>
namespace Kernel {
class VGACompatibleAdapter : public GraphicsDevice
, public PCI::Device {
AK_MAKE_ETERNAL
public:
static NonnullRefPtr<VGACompatibleAdapter> initialize_with_preset_resolution(PCI::DeviceIdentifier const&, PhysicalAddress, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch);
static NonnullRefPtr<VGACompatibleAdapter> initialize(PCI::DeviceIdentifier const&);
virtual bool framebuffer_devices_initialized() const override { return !m_framebuffer_device.is_null(); }
virtual bool modesetting_capable() const override { return false; }
virtual bool double_framebuffering_capable() const override { return false; }
virtual bool try_to_set_resolution(size_t output_port_index, size_t width, size_t height) override;
virtual bool set_y_offset(size_t output_port_index, size_t y) override;
protected:
explicit VGACompatibleAdapter(PCI::Address);
private:
VGACompatibleAdapter(PCI::Address, PhysicalAddress, size_t framebuffer_width, size_t framebuffer_height, size_t framebuffer_pitch);
// ^GraphicsDevice
virtual void initialize_framebuffer_devices() override;
virtual Type type() const override { return Type::VGACompatible; }
virtual void enable_consoles() override;
virtual void disable_consoles() override;
protected:
PhysicalAddress m_framebuffer_address;
size_t m_framebuffer_width { 0 };
size_t m_framebuffer_height { 0 };
size_t m_framebuffer_pitch { 0 };
RefPtr<FramebufferDevice> m_framebuffer_device;
RefPtr<Graphics::Console> m_framebuffer_console;
};
}
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