mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 14:52:43 +00:00
72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
|
|
* Copyright (c) 2021-2022, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/NonnullOwnPtr.h>
|
|
#include <AK/Platform.h>
|
|
#include <AK/Types.h>
|
|
#if ARCH(X86_64)
|
|
# include <Kernel/Arch/x86_64/VGA/IOArbiter.h>
|
|
#endif
|
|
#include <Kernel/Bus/PCI/Definitions.h>
|
|
#include <Kernel/Devices/GPU/Console/Console.h>
|
|
#include <Kernel/Devices/GPU/DisplayConnector.h>
|
|
#include <Kernel/Devices/GPU/Generic/DisplayConnector.h>
|
|
#include <Kernel/Devices/GPU/GenericGraphicsAdapter.h>
|
|
#include <Kernel/Devices/GPU/VirtIO/GraphicsAdapter.h>
|
|
#include <Kernel/Library/NonnullLockRefPtr.h>
|
|
#include <Kernel/Memory/Region.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class GraphicsManagement {
|
|
|
|
public:
|
|
static GraphicsManagement& the();
|
|
static bool is_initialized();
|
|
bool initialize();
|
|
|
|
unsigned allocate_minor_device_number() { return m_current_minor_number++; }
|
|
GraphicsManagement();
|
|
|
|
void attach_new_display_connector(Badge<DisplayConnector>, DisplayConnector&);
|
|
void detach_display_connector(Badge<DisplayConnector>, DisplayConnector&);
|
|
|
|
void set_vga_text_mode_cursor(size_t console_width, size_t x, size_t y);
|
|
void disable_vga_text_mode_console_cursor();
|
|
void disable_vga_emulation_access_permanently();
|
|
|
|
LockRefPtr<Graphics::Console> console() const { return m_console; }
|
|
void set_console(Graphics::Console&);
|
|
|
|
void deactivate_graphical_mode();
|
|
void activate_graphical_mode();
|
|
|
|
private:
|
|
void enable_vga_text_mode_console_cursor();
|
|
|
|
ErrorOr<void> determine_and_initialize_graphics_device(PCI::DeviceIdentifier const&);
|
|
|
|
void initialize_preset_resolution_generic_display_connector();
|
|
|
|
Vector<NonnullLockRefPtr<GenericGraphicsAdapter>> m_graphics_devices;
|
|
LockRefPtr<Graphics::Console> m_console;
|
|
|
|
// Note: This is only used when booting with kernel commandline that includes "graphics_subsystem_mode=limited"
|
|
LockRefPtr<GenericDisplayConnector> m_preset_resolution_generic_display_connector;
|
|
|
|
LockRefPtr<DisplayConnector> m_platform_board_specific_display_connector;
|
|
|
|
unsigned m_current_minor_number { 0 };
|
|
|
|
SpinlockProtected<IntrusiveList<&DisplayConnector::m_list_node>, LockRank::None> m_display_connector_nodes {};
|
|
#if ARCH(X86_64)
|
|
OwnPtr<VGAIOArbiter> m_vga_arbiter;
|
|
#endif
|
|
};
|
|
|
|
}
|