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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <cstddef>
#include <vector>
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "video_core/engines/engine_upload.h"
#include "video_core/gpu.h"
namespace Core {
class System;
}
namespace Tegra {
class MemoryManager;
}
namespace Tegra::Engines {
/**
* This Engine is known as P2MF. Documentation can be found in:
* https://github.com/envytools/envytools/blob/master/rnndb/graph/gk104_p2mf.xml
* https://cgit.freedesktop.org/mesa/mesa/tree/src/gallium/drivers/nouveau/nvc0/nve4_p2mf.xml.h
*/
#define KEPLERMEMORY_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::KeplerMemory::Regs, field_name) / sizeof(u32))
class KeplerMemory final {
public:
KeplerMemory(Core::System& system, MemoryManager& memory_manager);
~KeplerMemory();
/// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call);
struct Regs {
static constexpr size_t NUM_REGS = 0x7F;
union {
struct {
INSERT_PADDING_WORDS(0x60);
Upload::Data upload;
struct {
union {
BitField<0, 1, u32> linear;
};
} exec;
u32 data;
INSERT_PADDING_WORDS(0x11);
};
std::array<u32, NUM_REGS> reg_array;
};
} regs{};
private:
Core::System& system;
MemoryManager& memory_manager;
Upload::State upload_state;
};
#define ASSERT_REG_POSITION(field_name, position) \
static_assert(offsetof(KeplerMemory::Regs, field_name) == position * 4, \
"Field " #field_name " has invalid position")
ASSERT_REG_POSITION(upload, 0x60);
ASSERT_REG_POSITION(exec, 0x6C);
ASSERT_REG_POSITION(data, 0x6D);
#undef ASSERT_REG_POSITION
} // namespace Tegra::Engines
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