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https://github.com/RGBCube/serenity
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aacb1f0bf4
Now that the old PCI::Device was removed, we can complete the PCI changes by making the PCI::DeviceController to be named PCI::Device. Really the entire purpose and the distinction between the two was about interrupts, but since this is no longer a problem, just rename it to simplify things further.
67 lines
2.2 KiB
C++
67 lines
2.2 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/String.h>
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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/GenericFramebufferConsole.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/Memory/TypedMapping.h>
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#include <Kernel/PhysicalAddress.h>
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namespace Kernel {
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class GraphicsManagement;
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struct BochsDisplayMMIORegisters;
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class BochsGraphicsAdapter final : public GraphicsDevice
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, public PCI::Device {
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AK_MAKE_ETERNAL
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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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void unblank();
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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_resolution_registers_via_io(size_t width, size_t height);
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bool validate_setup_resolution_with_io(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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Memory::TypedMapping<BochsDisplayMMIORegisters volatile> m_registers;
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RefPtr<FramebufferDevice> m_framebuffer_device;
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RefPtr<Graphics::GenericFramebufferConsole> 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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bool m_io_required { false };
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};
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}
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