60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <string>
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#include "common/common_types.h"
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#include "core/hle/kernel/k_page_table.h"
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#include "core/hle/kernel/slab_helpers.h"
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#include "core/hle/result.h"
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namespace Kernel {
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class KDeviceAddressSpace final
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: public KAutoObjectWithSlabHeapAndContainer<KDeviceAddressSpace, KAutoObjectWithList> {
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KERNEL_AUTOOBJECT_TRAITS(KDeviceAddressSpace, KAutoObject);
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public:
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explicit KDeviceAddressSpace(KernelCore& kernel);
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~KDeviceAddressSpace();
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Result Initialize(u64 address, u64 size);
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void Finalize();
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bool IsInitialized() const {
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return m_is_initialized;
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}
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static void PostDestroy(uintptr_t arg) {}
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Result Attach(Svc::DeviceName device_name);
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Result Detach(Svc::DeviceName device_name);
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Result MapByForce(KPageTable* page_table, VAddr process_address, size_t size,
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u64 device_address, u32 option) {
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R_RETURN(this->Map(page_table, process_address, size, device_address, option, false));
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}
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Result MapAligned(KPageTable* page_table, VAddr process_address, size_t size,
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u64 device_address, u32 option) {
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R_RETURN(this->Map(page_table, process_address, size, device_address, option, true));
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}
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Result Unmap(KPageTable* page_table, VAddr process_address, size_t size, u64 device_address);
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static void Initialize();
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private:
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Result Map(KPageTable* page_table, VAddr process_address, size_t size, u64 device_address,
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u32 option, bool is_aligned);
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private:
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KLightLock m_lock;
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// KDevicePageTable m_table;
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u64 m_space_address{};
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u64 m_space_size{};
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bool m_is_initialized{};
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};
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} // namespace Kernel
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