diff options
Diffstat (limited to 'src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h')
-rw-r--r-- | src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h new file mode 100644 index 000000000..4c9d4ba41 --- /dev/null +++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h @@ -0,0 +1,170 @@ +// Copyright 2020 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <map> +#include <vector> +#include "common/common_types.h" +#include "common/swap.h" +#include "core/hle/service/nvdrv/devices/nvdevice.h" + +namespace Service::Nvidia { +class SyncpointManager; + +namespace Devices { +class nvmap; + +class nvhost_nvdec_common : public nvdevice { +public: + explicit nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev, + SyncpointManager& syncpoint_manager); + ~nvhost_nvdec_common() override; + +protected: + class BufferMap final { + public: + constexpr BufferMap() = default; + + constexpr BufferMap(GPUVAddr start_addr, std::size_t size) + : start_addr{start_addr}, end_addr{start_addr + size} {} + + constexpr BufferMap(GPUVAddr start_addr, std::size_t size, VAddr cpu_addr, + bool is_allocated) + : start_addr{start_addr}, end_addr{start_addr + size}, cpu_addr{cpu_addr}, + is_allocated{is_allocated} {} + + constexpr VAddr StartAddr() const { + return start_addr; + } + + constexpr VAddr EndAddr() const { + return end_addr; + } + + constexpr std::size_t Size() const { + return end_addr - start_addr; + } + + constexpr VAddr CpuAddr() const { + return cpu_addr; + } + + constexpr bool IsAllocated() const { + return is_allocated; + } + + private: + GPUVAddr start_addr{}; + GPUVAddr end_addr{}; + VAddr cpu_addr{}; + bool is_allocated{}; + }; + + struct IoctlSetNvmapFD { + s32_le nvmap_fd{}; + }; + static_assert(sizeof(IoctlSetNvmapFD) == 4, "IoctlSetNvmapFD is incorrect size"); + + struct IoctlSubmitCommandBuffer { + u32_le id{}; + u32_le offset{}; + u32_le count{}; + }; + static_assert(sizeof(IoctlSubmitCommandBuffer) == 0xC, + "IoctlSubmitCommandBuffer is incorrect size"); + struct IoctlSubmit { + u32_le cmd_buffer_count{}; + u32_le relocation_count{}; + u32_le syncpoint_count{}; + u32_le fence_count{}; + }; + static_assert(sizeof(IoctlSubmit) == 0x10, "IoctlSubmit has incorrect size"); + + struct CommandBuffer { + s32 memory_id{}; + u32 offset{}; + s32 word_count{}; + }; + static_assert(sizeof(CommandBuffer) == 0xC, "CommandBuffer has incorrect size"); + + struct Reloc { + s32 cmdbuffer_memory{}; + s32 cmdbuffer_offset{}; + s32 target{}; + s32 target_offset{}; + }; + static_assert(sizeof(Reloc) == 0x10, "CommandBuffer has incorrect size"); + + struct SyncptIncr { + u32 id{}; + u32 increments{}; + }; + static_assert(sizeof(SyncptIncr) == 0x8, "CommandBuffer has incorrect size"); + + struct Fence { + u32 id{}; + u32 value{}; + }; + static_assert(sizeof(Fence) == 0x8, "CommandBuffer has incorrect size"); + + struct IoctlGetSyncpoint { + // Input + u32_le param{}; + // Output + u32_le value{}; + }; + static_assert(sizeof(IoctlGetSyncpoint) == 8, "IocGetIdParams has wrong size"); + + struct IoctlGetWaitbase { + u32_le unknown{}; // seems to be ignored? Nintendo added this + u32_le value{}; + }; + static_assert(sizeof(IoctlGetWaitbase) == 0x8, "IoctlGetWaitbase is incorrect size"); + + struct IoctlMapBuffer { + u32_le num_entries{}; + u32_le data_address{}; // Ignored by the driver. + u32_le attach_host_ch_das{}; + }; + static_assert(sizeof(IoctlMapBuffer) == 0x0C, "IoctlMapBuffer is incorrect size"); + + struct IocGetIdParams { + // Input + u32_le param{}; + // Output + u32_le value{}; + }; + static_assert(sizeof(IocGetIdParams) == 8, "IocGetIdParams has wrong size"); + + // Used for mapping and unmapping command buffers + struct MapBufferEntry { + u32_le map_handle{}; + u32_le map_address{}; + }; + static_assert(sizeof(IoctlMapBuffer) == 0x0C, "IoctlMapBuffer is incorrect size"); + + /// Ioctl command implementations + NvResult SetNVMAPfd(const std::vector<u8>& input); + NvResult Submit(const std::vector<u8>& input, std::vector<u8>& output); + NvResult GetSyncpoint(const std::vector<u8>& input, std::vector<u8>& output); + NvResult GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output); + NvResult MapBuffer(const std::vector<u8>& input, std::vector<u8>& output); + NvResult UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output); + NvResult SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output); + + std::optional<BufferMap> FindBufferMap(GPUVAddr gpu_addr) const; + void AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, bool is_allocated); + std::optional<std::size_t> RemoveBufferMap(GPUVAddr gpu_addr); + + s32_le nvmap_fd{}; + u32_le submit_timeout{}; + std::shared_ptr<nvmap> nvmap_dev; + SyncpointManager& syncpoint_manager; + std::array<u32, MaxSyncPoints> device_syncpoints{}; + // This is expected to be ordered, therefore we must use a map, not unordered_map + std::map<GPUVAddr, BufferMap> buffer_mappings; +}; +}; // namespace Devices +} // namespace Service::Nvidia |