diff options
author | ameerj <aj662@drexel.edu> | 2020-10-27 04:07:36 +0100 |
---|---|---|
committer | ameerj <aj662@drexel.edu> | 2020-10-27 04:07:36 +0100 |
commit | eb67a45ca82bc01ac843c853fd3c17f2a90e0250 (patch) | |
tree | 11e78a1b728ef0a608fae43d966b613eb4e6d58a /src/video_core/cdma_pusher.cpp | |
parent | Merge pull request #4827 from lioncash/trunc (diff) | |
download | yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar.gz yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar.bz2 yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar.lz yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar.xz yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.tar.zst yuzu-eb67a45ca82bc01ac843c853fd3c17f2a90e0250.zip |
Diffstat (limited to '')
-rw-r--r-- | src/video_core/cdma_pusher.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/video_core/cdma_pusher.cpp b/src/video_core/cdma_pusher.cpp new file mode 100644 index 000000000..d774db107 --- /dev/null +++ b/src/video_core/cdma_pusher.cpp @@ -0,0 +1,171 @@ +// MIT License +// +// Copyright (c) Ryujinx Team and Contributors +// +// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and +// associated documentation files (the "Software"), to deal in the Software without restriction, +// including without limitation the rights to use, copy, modify, merge, publish, distribute, +// sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in all copies or +// substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT +// NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// + +#include "command_classes/host1x.h" +#include "command_classes/nvdec.h" +#include "command_classes/vic.h" +#include "common/bit_util.h" +#include "video_core/cdma_pusher.h" +#include "video_core/command_classes/nvdec_common.h" +#include "video_core/engines/maxwell_3d.h" +#include "video_core/gpu.h" +#include "video_core/memory_manager.h" + +namespace Tegra { +CDmaPusher::CDmaPusher(GPU& gpu) + : gpu(gpu), nvdec_processor(std::make_shared<Nvdec>(gpu)), + vic_processor(std::make_unique<Vic>(gpu, nvdec_processor)), + host1x_processor(std::make_unique<Host1x>(gpu)), + nvdec_sync(std::make_unique<SyncptIncrManager>(gpu)), + vic_sync(std::make_unique<SyncptIncrManager>(gpu)) {} + +CDmaPusher::~CDmaPusher() = default; + +void CDmaPusher::Push(ChCommandHeaderList&& entries) { + cdma_queue.push(std::move(entries)); +} + +void CDmaPusher::DispatchCalls() { + while (!cdma_queue.empty()) { + Step(); + } +} + +void CDmaPusher::Step() { + const auto entries{cdma_queue.front()}; + cdma_queue.pop(); + + std::vector<u32> values(entries.size()); + std::memcpy(values.data(), entries.data(), entries.size() * sizeof(u32)); + + for (const u32 value : values) { + if (mask != 0) { + const u32 lbs = Common::CountTrailingZeroes32(mask); + mask &= ~(1U << lbs); + ExecuteCommand(static_cast<u32>(offset + lbs), value); + continue; + } else if (count != 0) { + --count; + ExecuteCommand(static_cast<u32>(offset), value); + if (incrementing) { + ++offset; + } + continue; + } + const auto mode = static_cast<ChSubmissionMode>((value >> 28) & 0xf); + switch (mode) { + case ChSubmissionMode::SetClass: { + mask = value & 0x3f; + offset = (value >> 16) & 0xfff; + current_class = static_cast<ChClassId>((value >> 6) & 0x3ff); + break; + } + case ChSubmissionMode::Incrementing: + case ChSubmissionMode::NonIncrementing: + count = value & 0xffff; + offset = (value >> 16) & 0xfff; + incrementing = mode == ChSubmissionMode::Incrementing; + break; + case ChSubmissionMode::Mask: + mask = value & 0xffff; + offset = (value >> 16) & 0xfff; + break; + case ChSubmissionMode::Immediate: { + const u32 data = value & 0xfff; + offset = (value >> 16) & 0xfff; + ExecuteCommand(static_cast<u32>(offset), data); + break; + } + default: + UNIMPLEMENTED_MSG("ChSubmission mode {} is not implemented!", static_cast<u32>(mode)); + break; + } + } +} + +void CDmaPusher::ExecuteCommand(u32 offset, u32 data) { + switch (current_class) { + case ChClassId::NvDec: + ThiStateWrite(nvdec_thi_state, offset, {data}); + switch (static_cast<ThiMethod>(offset)) { + case ThiMethod::IncSyncpt: { + LOG_DEBUG(Service_NVDRV, "NVDEC Class IncSyncpt Method"); + const auto syncpoint_id = static_cast<u32>(data & 0xFF); + const auto cond = static_cast<u32>((data >> 8) & 0xFF); + if (cond == 0) { + nvdec_sync->Increment(syncpoint_id); + } else { + nvdec_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id); + nvdec_sync->SignalDone(syncpoint_id); + } + break; + } + case ThiMethod::SetMethod1: + LOG_DEBUG(Service_NVDRV, "NVDEC method 0x{:X}", + static_cast<u32>(nvdec_thi_state.method_0)); + nvdec_processor->ProcessMethod( + static_cast<Tegra::Nvdec::Method>(nvdec_thi_state.method_0), {data}); + break; + default: + break; + } + break; + case ChClassId::GraphicsVic: + ThiStateWrite(vic_thi_state, static_cast<u32>(offset), {data}); + switch (static_cast<ThiMethod>(offset)) { + case ThiMethod::IncSyncpt: { + LOG_DEBUG(Service_NVDRV, "VIC Class IncSyncpt Method"); + const auto syncpoint_id = static_cast<u32>(data & 0xFF); + const auto cond = static_cast<u32>((data >> 8) & 0xFF); + if (cond == 0) { + vic_sync->Increment(syncpoint_id); + } else { + vic_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id); + vic_sync->SignalDone(syncpoint_id); + } + break; + } + case ThiMethod::SetMethod1: + LOG_DEBUG(Service_NVDRV, "VIC method 0x{:X}, Args=({})", + static_cast<u32>(vic_thi_state.method_0)); + vic_processor->ProcessMethod(static_cast<Tegra::Vic::Method>(vic_thi_state.method_0), + {data}); + break; + default: + break; + } + break; + case ChClassId::Host1x: + // This device is mainly for syncpoint synchronization + LOG_DEBUG(Service_NVDRV, "Host1X Class Method"); + host1x_processor->ProcessMethod(static_cast<Tegra::Host1x::Method>(offset), {data}); + break; + default: + UNIMPLEMENTED_MSG("Current class not implemented {:X}", static_cast<u32>(current_class)); + break; + } +} + +void CDmaPusher::ThiStateWrite(ThiRegisters& state, u32 offset, const std::vector<u32>& arguments) { + u8* const state_offset = reinterpret_cast<u8*>(&state) + sizeof(u32) * offset; + std::memcpy(state_offset, arguments.data(), sizeof(u32) * arguments.size()); +} + +} // namespace Tegra |