video_core: Implement GPU side Syncpoints
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737e978f5b
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@ -143,7 +143,7 @@ u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& outp
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IoctlSubmitGpfifo params{};
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std::memcpy(¶ms, input.data(), sizeof(IoctlSubmitGpfifo));
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LOG_WARNING(Service_NVDRV, "(STUBBED) called, gpfifo={:X}, num_entries={:X}, flags={:X}",
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params.address, params.num_entries, params.flags);
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params.address, params.num_entries, params.flags.raw);
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ASSERT_MSG(input.size() == sizeof(IoctlSubmitGpfifo) +
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params.num_entries * sizeof(Tegra::CommandListHeader),
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@ -153,7 +153,17 @@ u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& outp
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std::memcpy(entries.data(), &input[sizeof(IoctlSubmitGpfifo)],
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params.num_entries * sizeof(Tegra::CommandListHeader));
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Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
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UNIMPLEMENTED_IF(params.flags.add_wait.Value() != 0);
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UNIMPLEMENTED_IF(params.flags.add_increment.Value() != 0);
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auto& gpu = Core::System::GetInstance().GPU();
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u32 current_syncpoint_value = gpu.GetSyncpointValue(params.fence_out.id);
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if (params.flags.increment.Value()) {
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params.fence_out.value += current_syncpoint_value;
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} else {
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params.fence_out.value = current_syncpoint_value;
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}
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gpu.PushGPUEntries(std::move(entries));
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// TODO(Blinkhawk): Figure how thoios fence is set
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// params.fence_out.value = 0;
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@ -168,16 +178,24 @@ u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output)
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IoctlSubmitGpfifo params{};
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std::memcpy(¶ms, input.data(), sizeof(IoctlSubmitGpfifo));
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LOG_WARNING(Service_NVDRV, "(STUBBED) called, gpfifo={:X}, num_entries={:X}, flags={:X}",
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params.address, params.num_entries, params.flags);
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params.address, params.num_entries, params.flags.raw);
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Tegra::CommandList entries(params.num_entries);
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Memory::ReadBlock(params.address, entries.data(),
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params.num_entries * sizeof(Tegra::CommandListHeader));
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Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
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UNIMPLEMENTED_IF(params.flags.add_wait.Value() != 0);
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UNIMPLEMENTED_IF(params.flags.add_increment.Value() != 0);
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auto& gpu = Core::System::GetInstance().GPU();
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u32 current_syncpoint_value = gpu.GetSyncpointValue(params.fence_out.id);
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if (params.flags.increment.Value()) {
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params.fence_out.value += current_syncpoint_value;
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} else {
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params.fence_out.value = current_syncpoint_value;
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}
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gpu.PushGPUEntries(std::move(entries));
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// TODO(Blinkhawk): Figure how thoios fence is set
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// params.fence_out.value = 0;
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std::memcpy(output.data(), ¶ms, output.size());
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return 0;
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}
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@ -153,7 +153,13 @@ private:
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struct IoctlSubmitGpfifo {
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u64_le address; // pointer to gpfifo entry structs
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u32_le num_entries; // number of fence objects being submitted
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u32_le flags;
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union {
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u32_le raw;
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BitField<0, 1, u32_le> add_wait; // append a wait sync_point to the list
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BitField<1, 1, u32_le> add_increment; // append an increment to the list
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BitField<2, 1, u32_le> new_hw_format; // Mostly ignored
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BitField<8, 1, u32_le> increment; // increment the returned fence
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} flags;
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Fence fence_out; // returned new fence object for others to wait on
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};
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static_assert(sizeof(IoctlSubmitGpfifo) == 16 + sizeof(Fence),
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@ -5,6 +5,8 @@
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namespace Service::Nvidia {
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constexpr u32 MaxSyncPoints = 192;
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struct Fence {
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s32 id;
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u32 value;
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@ -346,8 +346,9 @@ void Maxwell3D::ProcessSyncPoint() {
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const u32 sync_point = regs.sync_info.sync_point.Value();
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const u32 increment = regs.sync_info.increment.Value();
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const u32 cache_flush = regs.sync_info.unknown.Value();
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LOG_DEBUG(HW_GPU, "Syncpoint set {}, increment: {}, unk: {}", sync_point, increment,
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cache_flush);
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if (increment) {
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system.GPU().IncrementSyncPoint(sync_point);
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}
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}
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void Maxwell3D::DrawArrays() {
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@ -66,6 +66,30 @@ const DmaPusher& GPU::DmaPusher() const {
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return *dma_pusher;
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}
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void GPU::IncrementSyncPoint(const u32 syncpoint_id) {
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syncpoints[syncpoint_id]++;
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if (!events[syncpoint_id].empty()) {
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u32 value = syncpoints[syncpoint_id].load();
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auto it = events[syncpoint_id].begin();
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while (it != events[syncpoint_id].end()) {
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if (value >= it->value) {
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TriggerCpuInterrupt(it->event_id);
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it = events[syncpoint_id].erase(it);
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continue;
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}
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it++;
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}
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}
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}
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u32 GPU::GetSyncpointValue(const u32 syncpoint_id) const {
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return syncpoints[syncpoint_id].load();
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}
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void GPU::RegisterEvent(const u32 event_id, const u32 syncpoint_id, const u32 value) {
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events[syncpoint_id].emplace_back(event_id, value);
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}
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u32 RenderTargetBytesPerPixel(RenderTargetFormat format) {
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ASSERT(format != RenderTargetFormat::NONE);
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@ -5,8 +5,11 @@
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#pragma once
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#include <array>
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#include <atomic>
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#include <list>
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#include <memory>
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#include "common/common_types.h"
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#include "core/hle/service/nvdrv/nvdata.h"
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#include "core/hle/service/nvflinger/buffer_queue.h"
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#include "video_core/dma_pusher.h"
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@ -164,6 +167,12 @@ public:
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/// Returns a reference to the GPU DMA pusher.
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Tegra::DmaPusher& DmaPusher();
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void IncrementSyncPoint(const u32 syncpoint_id);
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u32 GetSyncpointValue(const u32 syncpoint_id) const;
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void RegisterEvent(const u32 event_id, const u32 sync_point_id, const u32 value);
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/// Returns a const reference to the GPU DMA pusher.
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const Tegra::DmaPusher& DmaPusher() const;
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@ -228,6 +237,11 @@ public:
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/// Notify rasterizer that any caches of the specified region should be flushed and invalidated
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virtual void FlushAndInvalidateRegion(CacheAddr addr, u64 size) = 0;
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protected:
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virtual void TriggerCpuInterrupt(const u32 event_id) const {
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// Todo implement this
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}
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private:
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void ProcessBindMethod(const MethodCall& method_call);
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void ProcessSemaphoreTriggerMethod();
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@ -262,6 +276,16 @@ private:
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std::unique_ptr<Engines::MaxwellDMA> maxwell_dma;
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/// Inline memory engine
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std::unique_ptr<Engines::KeplerMemory> kepler_memory;
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std::array<std::atomic<u32>, Service::Nvidia::MaxSyncPoints> syncpoints{};
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struct Event {
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Event(const u32 event_id, const u32 value) : event_id(event_id), value(value) {}
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u32 event_id;
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u32 value;
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};
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std::array<std::list<Event>, Service::Nvidia::MaxSyncPoints> events;
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};
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#define ASSERT_REG_POSITION(field_name, position) \
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