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Kernel/Graphics: Use DisplayConnector design for the Bochs driver

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Liav A 2022-04-29 17:57:37 +03:00 committed by Andreas Kling
parent 6d7e2596e0
commit e9a74cbefb
8 changed files with 450 additions and 226 deletions

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/*
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefPtr.h>
#include <AK/Try.h>
#include <Kernel/Graphics/Bochs/DisplayConnector.h>
#include <Kernel/Graphics/Console/GenericFramebufferConsole.h>
#include <Kernel/Locking/Spinlock.h>
#include <Kernel/Memory/TypedMapping.h>
namespace Kernel {
struct BochsDisplayMMIORegisters;
class QEMUDisplayConnector final
: public BochsDisplayConnector {
friend class BochsGraphicsAdapter;
friend class DeviceManagement;
public:
static NonnullRefPtr<QEMUDisplayConnector> must_create(PhysicalAddress framebuffer_address, Memory::TypedMapping<BochsDisplayMMIORegisters volatile>);
virtual IndexID index_id() const override;
private:
ErrorOr<void> fetch_and_initialize_edid();
QEMUDisplayConnector(PhysicalAddress framebuffer_address, Memory::TypedMapping<BochsDisplayMMIORegisters volatile>);
virtual bool double_framebuffering_capable() const override { return true; }
virtual ErrorOr<void> set_mode_setting(ModeSetting const&) override;
virtual ErrorOr<void> set_y_offset(size_t y) override;
virtual ErrorOr<void> unblank() override;
void set_framebuffer_to_big_endian_format();
void set_framebuffer_to_little_endian_format();
private:
Memory::TypedMapping<BochsDisplayMMIORegisters volatile> m_registers;
};
}