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