mirror of
https://github.com/RGBCube/serenity
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c1a4dfeffb
It seems like overly-specific classes were written for no good reason. Instead of making each adapter to have its own unique FramebufferDevice class, let's generalize everything to keep implementation more consistent.
62 lines
1.9 KiB
C++
62 lines
1.9 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/String.h>
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#include <AK/Types.h>
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#include <Kernel/Graphics/Console/FramebufferConsole.h>
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#include <Kernel/Graphics/FramebufferDevice.h>
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#include <Kernel/Graphics/GraphicsDevice.h>
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#include <Kernel/PCI/DeviceController.h>
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#include <Kernel/PhysicalAddress.h>
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namespace Kernel {
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class BochsFramebufferDevice;
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class GraphicsManagement;
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class BochsGraphicsAdapter final : public GraphicsDevice
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, public PCI::DeviceController {
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AK_MAKE_ETERNAL
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friend class BochsFramebufferDevice;
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friend class GraphicsManagement;
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public:
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static NonnullRefPtr<BochsGraphicsAdapter> initialize(PCI::Address);
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virtual ~BochsGraphicsAdapter() = default;
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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 true; }
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virtual bool double_framebuffering_capable() const override { return true; }
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private:
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// ^GraphicsDevice
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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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virtual void initialize_framebuffer_devices() override;
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virtual Type type() const override;
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virtual void enable_consoles() override;
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virtual void disable_consoles() override;
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explicit BochsGraphicsAdapter(PCI::Address);
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void set_safe_resolution();
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bool validate_setup_resolution(size_t width, size_t height);
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u32 find_framebuffer_address();
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void set_resolution_registers(size_t width, size_t height);
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void set_y_offset(size_t);
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PhysicalAddress m_mmio_registers;
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RefPtr<FramebufferDevice> m_framebuffer_device;
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RefPtr<Graphics::FramebufferConsole> m_framebuffer_console;
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SpinLock<u8> m_console_mode_switch_lock;
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bool m_console_enabled { false };
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};
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}
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