diff options
Diffstat (limited to 'src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp')
| -rw-r--r-- | src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp | 176 |
1 files changed, 139 insertions, 37 deletions
diff --git a/src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp b/src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp index e71652cdf..90f7248a0 100644 --- a/src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp +++ b/src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp @@ -14,24 +14,20 @@ #include "core/hle/service/nvnflinger/ui/graphic_buffer.h" #include "core/hle/service/vi/layer/vi_layer.h" #include "core/hle/service/vi/vi_results.h" +#include "video_core/gpu.h" +#include "video_core/host1x/host1x.h" namespace Service::Nvnflinger { namespace { -Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address, - std::unique_ptr<Kernel::KPageGroup>* out_page_group, - Core::System& system, u32 size) { +Result AllocateSharedBufferMemory(std::unique_ptr<Kernel::KPageGroup>* out_page_group, + Core::System& system, u32 size) { using Core::Memory::YUZU_PAGESIZE; // Allocate memory for the system shared buffer. - // FIXME: Because the gmmu can only point to cpu addresses, we need - // to map this in the application space to allow it to be used. - // FIXME: Add proper smmu emulation. // FIXME: This memory belongs to vi's .data section. auto& kernel = system.Kernel(); - auto* process = system.ApplicationProcess(); - auto& page_table = process->GetPageTable(); // Hold a temporary page group reference while we try to map it. auto pg = std::make_unique<Kernel::KPageGroup>( @@ -43,6 +39,30 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address, Kernel::KMemoryManager::EncodeOption(Kernel::KMemoryManager::Pool::Secure, Kernel::KMemoryManager::Direction::FromBack))); + // Fill the output data with red. + for (auto& block : *pg) { + u32* start = system.DeviceMemory().GetPointer<u32>(block.GetAddress()); + u32* end = system.DeviceMemory().GetPointer<u32>(block.GetAddress() + block.GetSize()); + + for (; start < end; start++) { + *start = 0xFF0000FF; + } + } + + // Return the mapped page group. + *out_page_group = std::move(pg); + + // We succeeded. + R_SUCCEED(); +} + +Result MapSharedBufferIntoProcessAddressSpace(Common::ProcessAddress* out_map_address, + std::unique_ptr<Kernel::KPageGroup>& pg, + Kernel::KProcess* process, Core::System& system) { + using Core::Memory::YUZU_PAGESIZE; + + auto& page_table = process->GetPageTable(); + // Get bounds of where mapping is possible. const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart()); const VAddr alias_code_size = page_table.GetAliasCodeRegionSize() / YUZU_PAGESIZE; @@ -64,9 +84,6 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address, // Return failure, if necessary R_UNLESS(i < 64, res); - // Return the mapped page group. - *out_page_group = std::move(pg); - // We succeeded. R_SUCCEED(); } @@ -135,6 +152,13 @@ Result AllocateHandleForBuffer(u32* out_handle, Nvidia::Module& nvdrv, Nvidia::D R_RETURN(AllocNvMapHandle(*nvmap, *out_handle, buffer, size, nvmap_fd)); } +void FreeHandle(u32 handle, Nvidia::Module& nvdrv, Nvidia::DeviceFD nvmap_fd) { + auto nvmap = nvdrv.GetDevice<Nvidia::Devices::nvmap>(nvmap_fd); + ASSERT(nvmap != nullptr); + + R_ASSERT(FreeNvMapHandle(*nvmap, handle, nvmap_fd)); +} + constexpr auto SharedBufferBlockLinearFormat = android::PixelFormat::Rgba8888; constexpr u32 SharedBufferBlockLinearBpp = 4; @@ -186,53 +210,97 @@ FbShareBufferManager::FbShareBufferManager(Core::System& system, Nvnflinger& fli FbShareBufferManager::~FbShareBufferManager() = default; -Result FbShareBufferManager::Initialize(u64* out_buffer_id, u64* out_layer_id, u64 display_id) { +Result FbShareBufferManager::Initialize(Kernel::KProcess* owner_process, u64* out_buffer_id, + u64* out_layer_handle, u64 display_id, + LayerBlending blending) { std::scoped_lock lk{m_guard}; - // Ensure we have not already created a buffer. - R_UNLESS(m_buffer_id == 0, VI::ResultOperationFailed); + // Ensure we haven't already created. + const u64 aruid = owner_process->GetProcessId(); + R_UNLESS(!m_sessions.contains(aruid), VI::ResultPermissionDenied); + + // Allocate memory for the shared buffer if needed. + if (!m_buffer_page_group) { + R_TRY(AllocateSharedBufferMemory(std::addressof(m_buffer_page_group), m_system, + SharedBufferSize)); + + // Record buffer id. + m_buffer_id = m_next_buffer_id++; + + // Record display id. + m_display_id = display_id; + } + + // Map into process. + Common::ProcessAddress map_address{}; + R_TRY(MapSharedBufferIntoProcessAddressSpace(std::addressof(map_address), m_buffer_page_group, + owner_process, m_system)); - // Allocate memory and space for the shared buffer. - Common::ProcessAddress map_address; - R_TRY(AllocateIoForProcessAddressSpace(std::addressof(map_address), - std::addressof(m_buffer_page_group), m_system, - SharedBufferSize)); + // Create new session. + auto [it, was_emplaced] = m_sessions.emplace(aruid, FbShareSession{}); + auto& session = it->second; auto& container = m_nvdrv->GetContainer(); - m_session_id = container.OpenSession(m_system.ApplicationProcess()); - m_nvmap_fd = m_nvdrv->Open("/dev/nvmap", m_session_id); + session.session_id = container.OpenSession(owner_process); + session.nvmap_fd = m_nvdrv->Open("/dev/nvmap", session.session_id); // Create an nvmap handle for the buffer and assign the memory to it. - R_TRY(AllocateHandleForBuffer(std::addressof(m_buffer_nvmap_handle), *m_nvdrv, m_nvmap_fd, - map_address, SharedBufferSize)); - - // Record the display id. - m_display_id = display_id; + R_TRY(AllocateHandleForBuffer(std::addressof(session.buffer_nvmap_handle), *m_nvdrv, + session.nvmap_fd, map_address, SharedBufferSize)); // Create and open a layer for the display. - m_layer_id = m_flinger.CreateLayer(m_display_id).value(); - m_flinger.OpenLayer(m_layer_id); - - // Set up the buffer. - m_buffer_id = m_next_buffer_id++; + session.layer_id = m_flinger.CreateLayer(m_display_id, blending).value(); + m_flinger.OpenLayer(session.layer_id); // Get the layer. - VI::Layer* layer = m_flinger.FindLayer(m_display_id, m_layer_id); + VI::Layer* layer = m_flinger.FindLayer(m_display_id, session.layer_id); ASSERT(layer != nullptr); // Get the producer and set preallocated buffers. auto& producer = layer->GetBufferQueue(); - MakeGraphicBuffer(producer, 0, m_buffer_nvmap_handle); - MakeGraphicBuffer(producer, 1, m_buffer_nvmap_handle); + MakeGraphicBuffer(producer, 0, session.buffer_nvmap_handle); + MakeGraphicBuffer(producer, 1, session.buffer_nvmap_handle); // Assign outputs. *out_buffer_id = m_buffer_id; - *out_layer_id = m_layer_id; + *out_layer_handle = session.layer_id; // We succeeded. R_SUCCEED(); } +void FbShareBufferManager::Finalize(Kernel::KProcess* owner_process) { + std::scoped_lock lk{m_guard}; + + if (m_buffer_id == 0) { + return; + } + + const u64 aruid = owner_process->GetProcessId(); + const auto it = m_sessions.find(aruid); + if (it == m_sessions.end()) { + return; + } + + auto& session = it->second; + + // Destroy the layer. + m_flinger.DestroyLayer(session.layer_id); + + // Close nvmap handle. + FreeHandle(session.buffer_nvmap_handle, *m_nvdrv, session.nvmap_fd); + + // Close nvmap device. + m_nvdrv->Close(session.nvmap_fd); + + // Close session. + auto& container = m_nvdrv->GetContainer(); + container.CloseSession(session.session_id); + + // Erase. + m_sessions.erase(it); +} + Result FbShareBufferManager::GetSharedBufferMemoryHandleId(u64* out_buffer_size, s32* out_nvmap_handle, SharedMemoryPoolLayout* out_pool_layout, @@ -242,17 +310,18 @@ Result FbShareBufferManager::GetSharedBufferMemoryHandleId(u64* out_buffer_size, R_UNLESS(m_buffer_id > 0, VI::ResultNotFound); R_UNLESS(buffer_id == m_buffer_id, VI::ResultNotFound); + R_UNLESS(m_sessions.contains(applet_resource_user_id), VI::ResultNotFound); *out_pool_layout = SharedBufferPoolLayout; *out_buffer_size = SharedBufferSize; - *out_nvmap_handle = m_buffer_nvmap_handle; + *out_nvmap_handle = m_sessions[applet_resource_user_id].buffer_nvmap_handle; R_SUCCEED(); } Result FbShareBufferManager::GetLayerFromId(VI::Layer** out_layer, u64 layer_id) { // Ensure the layer id is valid. - R_UNLESS(m_layer_id > 0 && layer_id == m_layer_id, VI::ResultNotFound); + R_UNLESS(layer_id > 0, VI::ResultNotFound); // Get the layer. VI::Layer* layer = m_flinger.FindLayer(m_display_id, layer_id); @@ -309,6 +378,10 @@ Result FbShareBufferManager::PresentSharedFrameBuffer(android::Fence fence, android::Status::NoError, VI::ResultOperationFailed); + ON_RESULT_FAILURE { + producer.CancelBuffer(static_cast<s32>(slot), fence); + }; + // Queue the buffer to the producer. android::QueueBufferInput input{}; android::QueueBufferOutput output{}; @@ -342,4 +415,33 @@ Result FbShareBufferManager::GetSharedFrameBufferAcquirableEvent(Kernel::KReadab R_SUCCEED(); } +Result FbShareBufferManager::WriteAppletCaptureBuffer(bool* out_was_written, s32* out_layer_index) { + std::vector<u8> capture_buffer(m_system.GPU().GetAppletCaptureBuffer()); + Common::ScratchBuffer<u32> scratch; + + // TODO: this could be optimized + s64 e = -1280 * 768 * 4; + for (auto& block : *m_buffer_page_group) { + u8* start = m_system.DeviceMemory().GetPointer<u8>(block.GetAddress()); + u8* end = m_system.DeviceMemory().GetPointer<u8>(block.GetAddress() + block.GetSize()); + + for (; start < end; start++) { + *start = 0; + + if (e >= 0 && e < static_cast<s64>(capture_buffer.size())) { + *start = capture_buffer[e]; + } + e++; + } + + m_system.GPU().Host1x().MemoryManager().ApplyOpOnPointer(start, scratch, [&](DAddr addr) { + m_system.GPU().InvalidateRegion(addr, end - start); + }); + } + + *out_was_written = true; + *out_layer_index = 1; + R_SUCCEED(); +} + } // namespace Service::Nvnflinger |