yuzu/src/core/device_memory.h

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// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
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#include "common/host_memory.h"
namespace Core {
namespace DramMemoryMap {
enum : u64 {
Base = 0x80000000ULL,
KernelReserveBase = Base + 0x60000,
SlabHeapBase = KernelReserveBase + 0x85000,
};
}; // namespace DramMemoryMap
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class DeviceMemory {
public:
explicit DeviceMemory();
~DeviceMemory();
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DeviceMemory& operator=(const DeviceMemory&) = delete;
DeviceMemory(const DeviceMemory&) = delete;
template <typename T>
PAddr GetPhysicalAddr(const T* ptr) const {
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return (reinterpret_cast<uintptr_t>(ptr) -
reinterpret_cast<uintptr_t>(buffer.BackingBasePointer())) +
DramMemoryMap::Base;
}
u8* GetPointer(PAddr addr) {
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return buffer.BackingBasePointer() + (addr - DramMemoryMap::Base);
}
const u8* GetPointer(PAddr addr) const {
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return buffer.BackingBasePointer() + (addr - DramMemoryMap::Base);
}
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Common::HostMemory buffer;
};
} // namespace Core