forked from suyu/suyu
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
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// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/logging/log.h"
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#include "core/memory.h"
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#include "video_core/engines/kepler_memory.h"
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namespace Tegra::Engines {
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KeplerMemory::KeplerMemory(MemoryManager& memory_manager) : memory_manager(memory_manager) {}
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KeplerMemory::~KeplerMemory() = default;
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void KeplerMemory::WriteReg(u32 method, u32 value) {
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ASSERT_MSG(method < Regs::NUM_REGS,
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"Invalid KeplerMemory register, increase the size of the Regs structure");
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regs.reg_array[method] = value;
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switch (method) {
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case KEPLERMEMORY_REG_INDEX(exec): {
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state.write_offset = 0;
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break;
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}
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case KEPLERMEMORY_REG_INDEX(data): {
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ProcessData(value);
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break;
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}
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}
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}
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void KeplerMemory::ProcessData(u32 data) {
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ASSERT_MSG(regs.exec.linear, "Non-linear uploads are not supported");
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ASSERT(regs.dest.x == 0 && regs.dest.y == 0 && regs.dest.z == 0);
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GPUVAddr address = regs.dest.Address();
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VAddr dest_address =
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*memory_manager.GpuToCpuAddress(address + state.write_offset * sizeof(u32));
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Memory::Write32(dest_address, data);
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state.write_offset++;
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}
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} // namespace Tegra::Engines
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