2018-09-08 22:58:20 +02:00
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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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2019-02-16 04:05:17 +01:00
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#include "common/assert.h"
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2018-09-08 22:58:20 +02:00
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#include "common/logging/log.h"
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2018-11-06 21:26:27 +01:00
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#include "core/core.h"
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2018-09-08 22:58:20 +02:00
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#include "video_core/engines/kepler_memory.h"
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2018-11-06 21:26:27 +01:00
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#include "video_core/engines/maxwell_3d.h"
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2019-04-06 00:21:15 +02:00
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#include "video_core/memory_manager.h"
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2018-10-18 02:44:07 +02:00
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#include "video_core/rasterizer_interface.h"
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2019-02-19 02:58:32 +01:00
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#include "video_core/renderer_base.h"
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2019-04-15 18:43:37 +02:00
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#include "video_core/textures/decoders.h"
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2018-09-08 22:58:20 +02:00
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namespace Tegra::Engines {
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2019-02-16 04:05:17 +01:00
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KeplerMemory::KeplerMemory(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
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2018-10-18 02:44:07 +02:00
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MemoryManager& memory_manager)
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2019-04-06 00:25:20 +02:00
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: system{system}, rasterizer{rasterizer}, memory_manager{memory_manager} {}
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2018-10-18 02:44:07 +02:00
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2018-09-08 22:58:20 +02:00
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KeplerMemory::~KeplerMemory() = default;
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2018-11-24 05:20:56 +01:00
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void KeplerMemory::CallMethod(const GPU::MethodCall& method_call) {
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ASSERT_MSG(method_call.method < Regs::NUM_REGS,
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2018-09-08 22:58:20 +02:00
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"Invalid KeplerMemory register, increase the size of the Regs structure");
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2018-11-24 05:20:56 +01:00
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regs.reg_array[method_call.method] = method_call.argument;
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2018-09-08 22:58:20 +02:00
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2018-11-24 05:20:56 +01:00
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switch (method_call.method) {
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2018-09-08 22:58:20 +02:00
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case KEPLERMEMORY_REG_INDEX(exec): {
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ProcessExec();
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2018-09-08 22:58:20 +02:00
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break;
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}
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case KEPLERMEMORY_REG_INDEX(data): {
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2019-04-15 18:43:37 +02:00
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ProcessData(method_call.argument, method_call.IsLastCall());
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2018-09-08 22:58:20 +02:00
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break;
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}
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}
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}
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2019-04-15 18:43:37 +02:00
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void KeplerMemory::ProcessExec() {
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state.write_offset = 0;
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state.copy_size = regs.line_length_in * regs.line_count;
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state.inner_buffer.resize(state.copy_size);
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}
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2018-10-18 02:44:07 +02:00
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2019-04-15 18:43:37 +02:00
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void KeplerMemory::ProcessData(u32 data, bool is_last_call) {
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const u32 sub_copy_size = std::min(4U, state.copy_size - state.write_offset);
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2019-04-16 03:06:04 +02:00
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std::memcpy(&state.inner_buffer[state.write_offset], ®s.data, sub_copy_size);
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2019-04-15 18:43:37 +02:00
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state.write_offset += sub_copy_size;
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if (is_last_call) {
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2019-04-16 03:06:04 +02:00
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const GPUVAddr address{regs.dest.Address()};
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2019-04-15 18:43:37 +02:00
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if (regs.exec.linear != 0) {
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memory_manager.WriteBlock(address, state.inner_buffer.data(), state.copy_size);
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2019-04-16 03:06:04 +02:00
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} else {
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UNIMPLEMENTED_IF(regs.dest.z != 0);
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UNIMPLEMENTED_IF(regs.dest.depth != 1);
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UNIMPLEMENTED_IF(regs.dest.BlockWidth() != 1);
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UNIMPLEMENTED_IF(regs.dest.BlockDepth() != 1);
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const std::size_t dst_size = Tegra::Texture::CalculateSize(
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true, 1, regs.dest.width, regs.dest.height, 1, regs.dest.BlockHeight(), 1);
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2019-04-16 04:42:34 +02:00
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std::vector<u8> tmp_buffer(dst_size);
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memory_manager.ReadBlock(address, tmp_buffer.data(), dst_size);
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2019-04-16 03:06:04 +02:00
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Tegra::Texture::SwizzleKepler(regs.dest.width, regs.dest.height, regs.dest.x,
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regs.dest.y, regs.dest.BlockHeight(), state.copy_size,
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2019-04-16 04:42:34 +02:00
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state.inner_buffer.data(), tmp_buffer.data());
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memory_manager.WriteBlock(address, tmp_buffer.data(), dst_size);
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2019-04-15 18:43:37 +02:00
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}
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2019-04-16 04:42:34 +02:00
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system.GPU().Maxwell3D().dirty_flags.OnMemoryWrite();
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2019-04-15 18:43:37 +02:00
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}
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2018-09-08 22:58:20 +02:00
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}
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} // namespace Tegra::Engines
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