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-rw-r--r--src/core/CMakeLists.txt4
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.cpp96
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.h82
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp161
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h84
-rw-r--r--src/core/hle/service/vi/vi.cpp250
-rw-r--r--src/core/hle/service/vi/vi.h130
-rw-r--r--src/core/hle/service/vi/vi_m.cpp2
-rw-r--r--src/core/hle/service/vi/vi_m.h6
9 files changed, 452 insertions, 363 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index bef0d7a1e..242c2db0c 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -130,6 +130,10 @@ add_library(core STATIC
hle/service/nvdrv/nvdrv.h
hle/service/nvdrv/nvmemp.cpp
hle/service/nvdrv/nvmemp.h
+ hle/service/nvflinger/buffer_queue.cpp
+ hle/service/nvflinger/buffer_queue.h
+ hle/service/nvflinger/nvflinger.cpp
+ hle/service/nvflinger/nvflinger.h
hle/service/pctl/pctl.cpp
hle/service/pctl/pctl.h
hle/service/pctl/pctl_a.cpp
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
new file mode 100644
index 000000000..705bdbe5d
--- /dev/null
+++ b/src/core/hle/service/nvflinger/buffer_queue.cpp
@@ -0,0 +1,96 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+
+#include "common/alignment.h"
+#include "common/scope_exit.h"
+#include "core/core_timing.h"
+#include "core/hle/service/nvflinger/buffer_queue.h"
+
+namespace Service {
+namespace NVFlinger {
+
+BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {
+ native_handle = Kernel::Event::Create(Kernel::ResetType::OneShot, "BufferQueue NativeHandle");
+}
+
+void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {
+ Buffer buffer{};
+ buffer.slot = slot;
+ buffer.igbp_buffer = igbp_buffer;
+ buffer.status = Buffer::Status::Free;
+
+ LOG_WARNING(Service, "Adding graphics buffer %u", slot);
+
+ queue.emplace_back(buffer);
+}
+
+u32 BufferQueue::DequeueBuffer(u32 pixel_format, u32 width, u32 height) {
+ auto itr = std::find_if(queue.begin(), queue.end(), [&](const Buffer& buffer) {
+ // Only consider free buffers. Buffers become free once again after they've been Acquired
+ // and Released by the compositor, see the NVFlinger::Compose method.
+ if (buffer.status != Buffer::Status::Free)
+ return false;
+
+ // Make sure that the parameters match.
+ auto& igbp_buffer = buffer.igbp_buffer;
+ return igbp_buffer.format == pixel_format && igbp_buffer.width == width &&
+ igbp_buffer.height == height;
+ });
+ ASSERT(itr != queue.end());
+
+ itr->status = Buffer::Status::Dequeued;
+ return itr->slot;
+}
+
+const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
+ auto itr = std::find_if(queue.begin(), queue.end(),
+ [&](const Buffer& buffer) { return buffer.slot == slot; });
+ ASSERT(itr != queue.end());
+ ASSERT(itr->status == Buffer::Status::Dequeued);
+ return itr->igbp_buffer;
+}
+
+void BufferQueue::QueueBuffer(u32 slot) {
+ auto itr = std::find_if(queue.begin(), queue.end(),
+ [&](const Buffer& buffer) { return buffer.slot == slot; });
+ ASSERT(itr != queue.end());
+ ASSERT(itr->status == Buffer::Status::Dequeued);
+ itr->status = Buffer::Status::Queued;
+}
+
+boost::optional<const BufferQueue::Buffer&> BufferQueue::AcquireBuffer() {
+ auto itr = std::find_if(queue.begin(), queue.end(), [](const Buffer& buffer) {
+ return buffer.status == Buffer::Status::Queued;
+ });
+ if (itr == queue.end())
+ return boost::none;
+ itr->status = Buffer::Status::Acquired;
+ return *itr;
+}
+
+void BufferQueue::ReleaseBuffer(u32 slot) {
+ auto itr = std::find_if(queue.begin(), queue.end(),
+ [&](const Buffer& buffer) { return buffer.slot == slot; });
+ ASSERT(itr != queue.end());
+ ASSERT(itr->status == Buffer::Status::Acquired);
+ itr->status = Buffer::Status::Free;
+}
+
+u32 BufferQueue::Query(QueryType type) {
+ LOG_WARNING(Service, "(STUBBED) called type=%u", static_cast<u32>(type));
+ switch (type) {
+ case QueryType::NativeWindowFormat:
+ // TODO(Subv): Use an enum for this
+ static constexpr u32 FormatABGR8 = 1;
+ return FormatABGR8;
+ }
+
+ UNIMPLEMENTED();
+ return 0;
+}
+
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
new file mode 100644
index 000000000..5c6719407
--- /dev/null
+++ b/src/core/hle/service/nvflinger/buffer_queue.h
@@ -0,0 +1,82 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vector>
+#include <boost/optional.hpp>
+#include "common/swap.h"
+#include "core/hle/kernel/event.h"
+
+namespace CoreTiming {
+struct EventType;
+}
+
+namespace Service {
+namespace NVFlinger {
+
+struct IGBPBuffer {
+ u32_le magic;
+ u32_le width;
+ u32_le height;
+ u32_le stride;
+ u32_le format;
+ u32_le usage;
+ INSERT_PADDING_WORDS(1);
+ u32_le index;
+ INSERT_PADDING_WORDS(3);
+ u32_le gpu_buffer_id;
+ INSERT_PADDING_WORDS(17);
+ u32_le nvmap_handle;
+ u32_le offset;
+ INSERT_PADDING_WORDS(60);
+};
+
+static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
+
+class BufferQueue final {
+public:
+ enum class QueryType {
+ NativeWindowWidth = 0,
+ NativeWindowHeight = 1,
+ NativeWindowFormat = 2,
+ };
+
+ BufferQueue(u32 id, u64 layer_id);
+ ~BufferQueue() = default;
+
+ struct Buffer {
+ enum class Status { Free = 0, Queued = 1, Dequeued = 2, Acquired = 3 };
+
+ u32 slot;
+ Status status = Status::Free;
+ IGBPBuffer igbp_buffer;
+ };
+
+ void SetPreallocatedBuffer(u32 slot, IGBPBuffer& buffer);
+ u32 DequeueBuffer(u32 pixel_format, u32 width, u32 height);
+ const IGBPBuffer& RequestBuffer(u32 slot) const;
+ void QueueBuffer(u32 slot);
+ boost::optional<const Buffer&> AcquireBuffer();
+ void ReleaseBuffer(u32 slot);
+ u32 Query(QueryType type);
+
+ u32 GetId() const {
+ return id;
+ }
+
+ Kernel::SharedPtr<Kernel::Event> GetNativeHandle() const {
+ return native_handle;
+ }
+
+private:
+ u32 id;
+ u64 layer_id;
+
+ std::vector<Buffer> queue;
+ Kernel::SharedPtr<Kernel::Event> native_handle;
+};
+
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
new file mode 100644
index 000000000..fe622b986
--- /dev/null
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -0,0 +1,161 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+
+#include "common/alignment.h"
+#include "common/scope_exit.h"
+#include "core/core_timing.h"
+#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h"
+#include "core/hle/service/nvdrv/nvdrv.h"
+#include "core/hle/service/nvflinger/buffer_queue.h"
+#include "core/hle/service/nvflinger/nvflinger.h"
+#include "video_core/renderer_base.h"
+#include "video_core/video_core.h"
+
+namespace Service {
+namespace NVFlinger {
+
+constexpr size_t SCREEN_REFRESH_RATE = 60;
+constexpr u64 frame_ticks = static_cast<u64>(BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
+
+NVFlinger::NVFlinger() {
+ // Add the different displays to the list of displays.
+ Display default_{0, "Default"};
+ Display external{1, "External"};
+ Display edid{2, "Edid"};
+ Display internal{3, "Internal"};
+
+ displays.emplace_back(default_);
+ displays.emplace_back(external);
+ displays.emplace_back(edid);
+ displays.emplace_back(internal);
+
+ // Schedule the screen composition events
+ composition_event =
+ CoreTiming::RegisterEvent("ScreenCompositioin", [this](u64 userdata, int cycles_late) {
+ Compose();
+ CoreTiming::ScheduleEvent(frame_ticks - cycles_late, composition_event);
+ });
+
+ CoreTiming::ScheduleEvent(frame_ticks, composition_event);
+}
+
+NVFlinger::~NVFlinger() {
+ CoreTiming::UnscheduleEvent(composition_event, 0);
+}
+
+u64 NVFlinger::OpenDisplay(const std::string& name) {
+ LOG_WARNING(Service, "Opening display %s", name.c_str());
+
+ // TODO(Subv): Currently we only support the Default display.
+ ASSERT(name == "Default");
+
+ auto itr = std::find_if(displays.begin(), displays.end(),
+ [&](const Display& display) { return display.name == name; });
+
+ ASSERT(itr != displays.end());
+
+ return itr->id;
+}
+
+u64 NVFlinger::CreateLayer(u64 display_id) {
+ auto& display = GetDisplay(display_id);
+
+ ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment");
+
+ u64 layer_id = next_layer_id++;
+ u32 buffer_queue_id = next_buffer_queue_id++;
+ auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id);
+ display.layers.emplace_back(layer_id, buffer_queue);
+ buffer_queues.emplace_back(std::move(buffer_queue));
+ return layer_id;
+}
+
+u32 NVFlinger::GetBufferQueueId(u64 display_id, u64 layer_id) {
+ const auto& layer = GetLayer(display_id, layer_id);
+ return layer.buffer_queue->GetId();
+}
+
+Kernel::SharedPtr<Kernel::Event> NVFlinger::GetVsyncEvent(u64 display_id) {
+ const auto& display = GetDisplay(display_id);
+ return display.vsync_event;
+}
+
+std::shared_ptr<BufferQueue> NVFlinger::GetBufferQueue(u32 id) const {
+ auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(),
+ [&](const auto& queue) { return queue->GetId() == id; });
+
+ ASSERT(itr != buffer_queues.end());
+ return *itr;
+}
+
+Display& NVFlinger::GetDisplay(u64 display_id) {
+ auto itr = std::find_if(displays.begin(), displays.end(),
+ [&](const Display& display) { return display.id == display_id; });
+
+ ASSERT(itr != displays.end());
+ return *itr;
+}
+
+Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) {
+ auto& display = GetDisplay(display_id);
+
+ auto itr = std::find_if(display.layers.begin(), display.layers.end(),
+ [&](const Layer& layer) { return layer.id == layer_id; });
+
+ ASSERT(itr != display.layers.end());
+ return *itr;
+}
+
+void NVFlinger::Compose() {
+ for (auto& display : displays) {
+ // Trigger vsync for this display at the end of drawing
+ SCOPE_EXIT({ display.vsync_event->Signal(); });
+
+ // Don't do anything for displays without layers.
+ if (display.layers.empty())
+ continue;
+
+ // TODO(Subv): Support more than 1 layer.
+ ASSERT_MSG(display.layers.size() == 1, "Max 1 layer per display is supported");
+
+ Layer& layer = display.layers[0];
+ auto& buffer_queue = layer.buffer_queue;
+
+ // Search for a queued buffer and acquire it
+ auto buffer = buffer_queue->AcquireBuffer();
+
+ if (buffer == boost::none) {
+ // There was no queued buffer to draw, render previous frame
+ VideoCore::g_renderer->SwapBuffers({});
+ continue;
+ }
+
+ auto& igbp_buffer = buffer->igbp_buffer;
+
+ // Now send the buffer to the GPU for drawing.
+ auto nvdrv = Nvidia::nvdrv.lock();
+ ASSERT(nvdrv);
+
+ // TODO(Subv): Support more than just disp0. The display device selection is probably based
+ // on which display we're drawing (Default, Internal, External, etc)
+ auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
+ ASSERT(nvdisp);
+
+ nvdisp->flip(igbp_buffer.gpu_buffer_id, igbp_buffer.offset, igbp_buffer.format,
+ igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride);
+
+ buffer_queue->ReleaseBuffer(buffer->slot);
+ }
+}
+
+Layer::Layer(u64 id, std::shared_ptr<BufferQueue> queue) : id(id), buffer_queue(std::move(queue)) {}
+
+Display::Display(u64 id, std::string name) : id(id), name(std::move(name)) {
+ vsync_event = Kernel::Event::Create(Kernel::ResetType::Pulse, "Display VSync Event");
+}
+
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
new file mode 100644
index 000000000..3126018ad
--- /dev/null
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -0,0 +1,84 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <boost/optional.hpp>
+#include "core/hle/kernel/event.h"
+
+namespace CoreTiming {
+struct EventType;
+}
+
+namespace Service {
+namespace NVFlinger {
+
+class BufferQueue;
+
+struct Layer {
+ Layer(u64 id, std::shared_ptr<BufferQueue> queue);
+ ~Layer() = default;
+
+ u64 id;
+ std::shared_ptr<BufferQueue> buffer_queue;
+};
+
+struct Display {
+ Display(u64 id, std::string name);
+ ~Display() = default;
+
+ u64 id;
+ std::string name;
+
+ std::vector<Layer> layers;
+ Kernel::SharedPtr<Kernel::Event> vsync_event;
+};
+
+class NVFlinger final {
+public:
+ NVFlinger();
+ ~NVFlinger();
+
+ /// Opens the specified display and returns the id.
+ u64 OpenDisplay(const std::string& name);
+
+ /// Creates a layer on the specified display and returns the layer id.
+ u64 CreateLayer(u64 display_id);
+
+ /// Gets the buffer queue id of the specified layer in the specified display.
+ u32 GetBufferQueueId(u64 display_id, u64 layer_id);
+
+ /// Gets the vsync event for the specified display.
+ Kernel::SharedPtr<Kernel::Event> GetVsyncEvent(u64 display_id);
+
+ /// Obtains a buffer queue identified by the id.
+ std::shared_ptr<BufferQueue> GetBufferQueue(u32 id) const;
+
+ /// Performs a composition request to the emulated nvidia GPU and triggers the vsync events when
+ /// finished.
+ void Compose();
+
+private:
+ /// Returns the display identified by the specified id.
+ Display& GetDisplay(u64 display_id);
+
+ /// Returns the layer identified by the specified id in the desired display.
+ Layer& GetLayer(u64 display_id, u64 layer_id);
+
+ std::vector<Display> displays;
+ std::vector<std::shared_ptr<BufferQueue>> buffer_queues;
+
+ /// Id to use for the next layer that is created, this counter is shared among all displays.
+ u64 next_layer_id = 1;
+ /// Id to use for the next buffer queue that is created, this counter is shared among all
+ /// layers.
+ u32 next_buffer_queue_id = 1;
+
+ /// CoreTiming event that handles screen composition.
+ CoreTiming::EventType* composition_event;
+};
+
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 3f2fd72b2..e0bfad290 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -8,8 +8,7 @@
#include "common/scope_exit.h"
#include "core/core_timing.h"
#include "core/hle/ipc_helpers.h"
-#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h"
-#include "core/hle/service/nvdrv/nvdrv.h"
+#include "core/hle/service/nvflinger/buffer_queue.h"
#include "core/hle/service/vi/vi.h"
#include "core/hle/service/vi/vi_m.h"
#include "video_core/renderer_base.h"
@@ -18,9 +17,6 @@
namespace Service {
namespace VI {
-constexpr size_t SCREEN_REFRESH_RATE = 60;
-constexpr u64 frame_ticks = static_cast<u64>(BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
-
class Parcel {
public:
// This default size was chosen arbitrarily.
@@ -204,8 +200,8 @@ public:
void DeserializeData() override {
std::u16string token = ReadInterfaceToken();
data = Read<Data>();
- ASSERT(data.graphic_buffer_length == sizeof(IGBPBuffer));
- buffer = Read<IGBPBuffer>();
+ ASSERT(data.graphic_buffer_length == sizeof(NVFlinger::IGBPBuffer));
+ buffer = Read<NVFlinger::IGBPBuffer>();
}
struct Data {
@@ -216,7 +212,7 @@ public:
};
Data data;
- IGBPBuffer buffer;
+ NVFlinger::IGBPBuffer buffer;
};
class IGBPSetPreallocatedBufferResponseParcel : public Parcel {
@@ -288,7 +284,8 @@ public:
class IGBPRequestBufferResponseParcel : public Parcel {
public:
- explicit IGBPRequestBufferResponseParcel(IGBPBuffer buffer) : Parcel(), buffer(buffer) {}
+ explicit IGBPRequestBufferResponseParcel(NVFlinger::IGBPBuffer buffer)
+ : Parcel(), buffer(buffer) {}
~IGBPRequestBufferResponseParcel() override = default;
protected:
@@ -296,7 +293,7 @@ protected:
// TODO(Subv): Find out what this all means
Write<u32_le>(1);
- Write<u32_le>(sizeof(IGBPBuffer));
+ Write<u32_le>(sizeof(NVFlinger::IGBPBuffer));
Write<u32_le>(0); // Unknown
Write(buffer);
@@ -304,7 +301,7 @@ protected:
Write<u32_le>(0);
}
- IGBPBuffer buffer;
+ NVFlinger::IGBPBuffer buffer;
};
class IGBPQueueBufferRequestParcel : public Parcel {
@@ -387,7 +384,7 @@ private:
class IHOSBinderDriver final : public ServiceFramework<IHOSBinderDriver> {
public:
- explicit IHOSBinderDriver(std::shared_ptr<NVFlinger> nv_flinger)
+ explicit IHOSBinderDriver(std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
: ServiceFramework("IHOSBinderDriver"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{0, &IHOSBinderDriver::TransactParcel, "TransactParcel"},
@@ -477,7 +474,8 @@ private:
} else if (transaction == TransactionId::Query) {
IGBPQueryRequestParcel request{input_data};
- u32 value = buffer_queue->Query(static_cast<BufferQueue::QueryType>(request.type));
+ u32 value =
+ buffer_queue->Query(static_cast<NVFlinger::BufferQueue::QueryType>(request.type));
IGBPQueryResponseParcel response{value};
auto response_buffer = response.Serialize();
@@ -518,7 +516,7 @@ private:
rb.PushCopyObjects(buffer_queue->GetNativeHandle());
}
- std::shared_ptr<NVFlinger> nv_flinger;
+ std::shared_ptr<NVFlinger::NVFlinger> nv_flinger;
};
class ISystemDisplayService final : public ServiceFramework<ISystemDisplayService> {
@@ -546,7 +544,7 @@ private:
class IManagerDisplayService final : public ServiceFramework<IManagerDisplayService> {
public:
- explicit IManagerDisplayService(std::shared_ptr<NVFlinger> nv_flinger)
+ explicit IManagerDisplayService(std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
: ServiceFramework("IManagerDisplayService"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{1020, &IManagerDisplayService::CloseDisplay, "CloseDisplay"},
@@ -593,7 +591,7 @@ private:
rb.Push(RESULT_SUCCESS);
}
- std::shared_ptr<NVFlinger> nv_flinger;
+ std::shared_ptr<NVFlinger::NVFlinger> nv_flinger;
};
void IApplicationDisplayService::GetRelayService(Kernel::HLERequestContext& ctx) {
@@ -734,7 +732,8 @@ void IApplicationDisplayService::GetDisplayVsyncEvent(Kernel::HLERequestContext&
rb.PushCopyObjects(vsync_event);
}
-IApplicationDisplayService::IApplicationDisplayService(std::shared_ptr<NVFlinger> nv_flinger)
+IApplicationDisplayService::IApplicationDisplayService(
+ std::shared_ptr<NVFlinger::NVFlinger> nv_flinger)
: ServiceFramework("IApplicationDisplayService"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{100, &IApplicationDisplayService::GetRelayService, "GetRelayService"},
@@ -758,222 +757,5 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
std::make_shared<VI_M>()->InstallAsService(service_manager);
}
-NVFlinger::NVFlinger() {
- // Add the different displays to the list of displays.
- Display default_{0, "Default"};
- Display external{1, "External"};
- Display edid{2, "Edid"};
- Display internal{3, "Internal"};
-
- displays.emplace_back(default_);
- displays.emplace_back(external);
- displays.emplace_back(edid);
- displays.emplace_back(internal);
-
- // Schedule the screen composition events
- composition_event =
- CoreTiming::RegisterEvent("ScreenCompositioin", [this](u64 userdata, int cycles_late) {
- Compose();
- CoreTiming::ScheduleEvent(frame_ticks - cycles_late, composition_event);
- });
-
- CoreTiming::ScheduleEvent(frame_ticks, composition_event);
-}
-
-NVFlinger::~NVFlinger() {
- CoreTiming::UnscheduleEvent(composition_event, 0);
-}
-
-u64 NVFlinger::OpenDisplay(const std::string& name) {
- LOG_WARNING(Service, "Opening display %s", name.c_str());
-
- // TODO(Subv): Currently we only support the Default display.
- ASSERT(name == "Default");
-
- auto itr = std::find_if(displays.begin(), displays.end(),
- [&](const Display& display) { return display.name == name; });
-
- ASSERT(itr != displays.end());
-
- return itr->id;
-}
-
-u64 NVFlinger::CreateLayer(u64 display_id) {
- auto& display = GetDisplay(display_id);
-
- ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment");
-
- u64 layer_id = next_layer_id++;
- u32 buffer_queue_id = next_buffer_queue_id++;
- auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id);
- display.layers.emplace_back(layer_id, buffer_queue);
- buffer_queues.emplace_back(std::move(buffer_queue));
- return layer_id;
-}
-
-u32 NVFlinger::GetBufferQueueId(u64 display_id, u64 layer_id) {
- const auto& layer = GetLayer(display_id, layer_id);
- return layer.buffer_queue->GetId();
-}
-
-Kernel::SharedPtr<Kernel::Event> NVFlinger::GetVsyncEvent(u64 display_id) {
- const auto& display = GetDisplay(display_id);
- return display.vsync_event;
-}
-
-std::shared_ptr<BufferQueue> NVFlinger::GetBufferQueue(u32 id) const {
- auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(),
- [&](const auto& queue) { return queue->GetId() == id; });
-
- ASSERT(itr != buffer_queues.end());
- return *itr;
-}
-
-Display& NVFlinger::GetDisplay(u64 display_id) {
- auto itr = std::find_if(displays.begin(), displays.end(),
- [&](const Display& display) { return display.id == display_id; });
-
- ASSERT(itr != displays.end());
- return *itr;
-}
-
-Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) {
- auto& display = GetDisplay(display_id);
-
- auto itr = std::find_if(display.layers.begin(), display.layers.end(),
- [&](const Layer& layer) { return layer.id == layer_id; });
-
- ASSERT(itr != display.layers.end());
- return *itr;
-}
-
-void NVFlinger::Compose() {
- for (auto& display : displays) {
- // Trigger vsync for this display at the end of drawing
- SCOPE_EXIT({ display.vsync_event->Signal(); });
-
- // Don't do anything for displays without layers.
- if (display.layers.empty())
- continue;
-
- // TODO(Subv): Support more than 1 layer.
- ASSERT_MSG(display.layers.size() == 1, "Max 1 layer per display is supported");
-
- Layer& layer = display.layers[0];
- auto& buffer_queue = layer.buffer_queue;
-
- // Search for a queued buffer and acquire it
- auto buffer = buffer_queue->AcquireBuffer();
-
- if (buffer == boost::none) {
- // There was no queued buffer to draw, render previous frame
- VideoCore::g_renderer->SwapBuffers({});
- continue;
- }
-
- auto& igbp_buffer = buffer->igbp_buffer;
-
- // Now send the buffer to the GPU for drawing.
- auto nvdrv = Nvidia::nvdrv.lock();
- ASSERT(nvdrv);
-
- // TODO(Subv): Support more than just disp0. The display device selection is probably based
- // on which display we're drawing (Default, Internal, External, etc)
- auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
- ASSERT(nvdisp);
-
- nvdisp->flip(igbp_buffer.gpu_buffer_id, igbp_buffer.offset, igbp_buffer.format,
- igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride);
-
- buffer_queue->ReleaseBuffer(buffer->slot);
- }
-}
-
-BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {
- native_handle = Kernel::Event::Create(Kernel::ResetType::OneShot, "BufferQueue NativeHandle");
-}
-
-void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {
- Buffer buffer{};
- buffer.slot = slot;
- buffer.igbp_buffer = igbp_buffer;
- buffer.status = Buffer::Status::Free;
-
- LOG_WARNING(Service, "Adding graphics buffer %u", slot);
-
- queue.emplace_back(buffer);
-}
-
-u32 BufferQueue::DequeueBuffer(u32 pixel_format, u32 width, u32 height) {
- auto itr = std::find_if(queue.begin(), queue.end(), [&](const Buffer& buffer) {
- // Only consider free buffers. Buffers become free once again after they've been Acquired
- // and Released by the compositor, see the NVFlinger::Compose method.
- if (buffer.status != Buffer::Status::Free)
- return false;
-
- // Make sure that the parameters match.
- auto& igbp_buffer = buffer.igbp_buffer;
- return igbp_buffer.format == pixel_format && igbp_buffer.width == width &&
- igbp_buffer.height == height;
- });
- ASSERT(itr != queue.end());
-
- itr->status = Buffer::Status::Dequeued;
- return itr->slot;
-}
-
-const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
- auto itr = std::find_if(queue.begin(), queue.end(),
- [&](const Buffer& buffer) { return buffer.slot == slot; });
- ASSERT(itr != queue.end());
- ASSERT(itr->status == Buffer::Status::Dequeued);
- return itr->igbp_buffer;
-}
-
-void BufferQueue::QueueBuffer(u32 slot) {
- auto itr = std::find_if(queue.begin(), queue.end(),
- [&](const Buffer& buffer) { return buffer.slot == slot; });
- ASSERT(itr != queue.end());
- ASSERT(itr->status == Buffer::Status::Dequeued);
- itr->status = Buffer::Status::Queued;
-}
-
-boost::optional<const BufferQueue::Buffer&> BufferQueue::AcquireBuffer() {
- auto itr = std::find_if(queue.begin(), queue.end(), [](const Buffer& buffer) {
- return buffer.status == Buffer::Status::Queued;
- });
- if (itr == queue.end())
- return boost::none;
- itr->status = Buffer::Status::Acquired;
- return *itr;
-}
-
-void BufferQueue::ReleaseBuffer(u32 slot) {
- auto itr = std::find_if(queue.begin(), queue.end(),
- [&](const Buffer& buffer) { return buffer.slot == slot; });
- ASSERT(itr != queue.end());
- ASSERT(itr->status == Buffer::Status::Acquired);
- itr->status = Buffer::Status::Free;
-}
-
-u32 BufferQueue::Query(QueryType type) {
- LOG_WARNING(Service, "(STUBBED) called type=%u", static_cast<u32>(type));
- switch (type) {
- case QueryType::NativeWindowFormat:
- // TODO(Subv): Use an enum for this
- static constexpr u32 FormatABGR8 = 1;
- return FormatABGR8;
- }
-
- UNIMPLEMENTED();
- return 0;
-}
-
-Layer::Layer(u64 id, std::shared_ptr<BufferQueue> queue) : id(id), buffer_queue(std::move(queue)) {}
-
-Display::Display(u64 id, std::string name) : id(id), name(std::move(name)) {
- vsync_event = Kernel::Event::Create(Kernel::ResetType::Pulse, "Display VSync Event");
-}
-
} // namespace VI
} // namespace Service
diff --git a/src/core/hle/service/vi/vi.h b/src/core/hle/service/vi/vi.h
index 4dd4d1783..5e9b7e6cf 100644
--- a/src/core/hle/service/vi/vi.h
+++ b/src/core/hle/service/vi/vi.h
@@ -7,6 +7,7 @@
#include <memory>
#include <boost/optional.hpp>
#include "core/hle/kernel/event.h"
+#include "core/hle/service/nvflinger/nvflinger.h"
#include "core/hle/service/service.h"
namespace CoreTiming {
@@ -16,134 +17,9 @@ struct EventType;
namespace Service {
namespace VI {
-struct IGBPBuffer {
- u32_le magic;
- u32_le width;
- u32_le height;
- u32_le stride;
- u32_le format;
- u32_le usage;
- INSERT_PADDING_WORDS(1);
- u32_le index;
- INSERT_PADDING_WORDS(3);
- u32_le gpu_buffer_id;
- INSERT_PADDING_WORDS(17);
- u32_le nvmap_handle;
- u32_le offset;
- INSERT_PADDING_WORDS(60);
-};
-
-static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
-
-class BufferQueue {
-public:
- enum class QueryType {
- NativeWindowWidth = 0,
- NativeWindowHeight = 1,
- NativeWindowFormat = 2,
- };
-
- BufferQueue(u32 id, u64 layer_id);
- ~BufferQueue() = default;
-
- struct Buffer {
- enum class Status { Free = 0, Queued = 1, Dequeued = 2, Acquired = 3 };
-
- u32 slot;
- Status status = Status::Free;
- IGBPBuffer igbp_buffer;
- };
-
- void SetPreallocatedBuffer(u32 slot, IGBPBuffer& buffer);
- u32 DequeueBuffer(u32 pixel_format, u32 width, u32 height);
- const IGBPBuffer& RequestBuffer(u32 slot) const;
- void QueueBuffer(u32 slot);
- boost::optional<const Buffer&> AcquireBuffer();
- void ReleaseBuffer(u32 slot);
- u32 Query(QueryType type);
-
- u32 GetId() const {
- return id;
- }
-
- Kernel::SharedPtr<Kernel::Event> GetNativeHandle() const {
- return native_handle;
- }
-
-private:
- u32 id;
- u64 layer_id;
-
- std::vector<Buffer> queue;
- Kernel::SharedPtr<Kernel::Event> native_handle;
-};
-
-struct Layer {
- Layer(u64 id, std::shared_ptr<BufferQueue> queue);
- ~Layer() = default;
-
- u64 id;
- std::shared_ptr<BufferQueue> buffer_queue;
-};
-
-struct Display {
- Display(u64 id, std::string name);
- ~Display() = default;
-
- u64 id;
- std::string name;
-
- std::vector<Layer> layers;
- Kernel::SharedPtr<Kernel::Event> vsync_event;
-};
-
-class NVFlinger {
-public:
- NVFlinger();
- ~NVFlinger();
-
- /// Opens the specified display and returns the id.
- u64 OpenDisplay(const std::string& name);
-
- /// Creates a layer on the specified display and returns the layer id.
- u64 CreateLayer(u64 display_id);
-
- /// Gets the buffer queue id of the specified layer in the specified display.
- u32 GetBufferQueueId(u64 display_id, u64 layer_id);
-
- /// Gets the vsync event for the specified display.
- Kernel::SharedPtr<Kernel::Event> GetVsyncEvent(u64 display_id);
-
- /// Obtains a buffer queue identified by the id.
- std::shared_ptr<BufferQueue> GetBufferQueue(u32 id) const;
-
- /// Performs a composition request to the emulated nvidia GPU and triggers the vsync events when
- /// finished.
- void Compose();
-
-private:
- /// Returns the display identified by the specified id.
- Display& GetDisplay(u64 display_id);
-
- /// Returns the layer identified by the specified id in the desired display.
- Layer& GetLayer(u64 display_id, u64 layer_id);
-
- std::vector<Display> displays;
- std::vector<std::shared_ptr<BufferQueue>> buffer_queues;
-
- /// Id to use for the next layer that is created, this counter is shared among all displays.
- u64 next_layer_id = 1;
- /// Id to use for the next buffer queue that is created, this counter is shared among all
- /// layers.
- u32 next_buffer_queue_id = 1;
-
- /// CoreTiming event that handles screen composition.
- CoreTiming::EventType* composition_event;
-};
-
class IApplicationDisplayService final : public ServiceFramework<IApplicationDisplayService> {
public:
- IApplicationDisplayService(std::shared_ptr<NVFlinger> nv_flinger);
+ IApplicationDisplayService(std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
~IApplicationDisplayService() = default;
private:
@@ -159,7 +35,7 @@ private:
void DestroyStrayLayer(Kernel::HLERequestContext& ctx);
void GetDisplayVsyncEvent(Kernel::HLERequestContext& ctx);
- std::shared_ptr<NVFlinger> nv_flinger;
+ std::shared_ptr<NVFlinger::NVFlinger> nv_flinger;
};
/// Registers all VI services with the specified service manager.
diff --git a/src/core/hle/service/vi/vi_m.cpp b/src/core/hle/service/vi/vi_m.cpp
index 1a5a28b0d..6deedf842 100644
--- a/src/core/hle/service/vi/vi_m.cpp
+++ b/src/core/hle/service/vi/vi_m.cpp
@@ -23,7 +23,7 @@ VI_M::VI_M() : ServiceFramework("vi:m") {
{3, nullptr, "GetDisplayServiceWithProxyNameExchange"},
};
RegisterHandlers(functions);
- nv_flinger = std::make_shared<NVFlinger>();
+ nv_flinger = std::make_shared<NVFlinger::NVFlinger>();
}
} // namespace VI
diff --git a/src/core/hle/service/vi/vi_m.h b/src/core/hle/service/vi/vi_m.h
index 70ff7a2f3..ebe79d5c7 100644
--- a/src/core/hle/service/vi/vi_m.h
+++ b/src/core/hle/service/vi/vi_m.h
@@ -8,6 +8,10 @@
#include "core/hle/service/service.h"
namespace Service {
+namespace NVFlinger {
+class NVFlinger;
+}
+
namespace VI {
class VI_M final : public ServiceFramework<VI_M> {
@@ -18,7 +22,7 @@ public:
private:
void GetDisplayService(Kernel::HLERequestContext& ctx);
- std::shared_ptr<NVFlinger> nv_flinger;
+ std::shared_ptr<NVFlinger::NVFlinger> nv_flinger;
};
} // namespace VI