From 9a273bb23b3c273f5e3362b304e45f551a36ee60 Mon Sep 17 00:00:00 2001 From: mailwl Date: Wed, 30 May 2018 12:49:28 +0300 Subject: [PATCH] Services/nvdrv: add '/dev/nvhost-nvdec' device --- src/core/CMakeLists.txt | 2 + .../service/nvdrv/devices/nvhost_nvdec.cpp | 32 ++++++++++++++++ .../hle/service/nvdrv/devices/nvhost_nvdec.h | 38 +++++++++++++++++++ src/core/hle/service/nvdrv/nvdrv.cpp | 2 + 4 files changed, 74 insertions(+) create mode 100644 src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp create mode 100644 src/core/hle/service/nvdrv/devices/nvhost_nvdec.h diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index 7ab60c5bc..aff1d2180 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -175,6 +175,8 @@ add_library(core STATIC hle/service/nvdrv/devices/nvhost_ctrl_gpu.h hle/service/nvdrv/devices/nvhost_gpu.cpp hle/service/nvdrv/devices/nvhost_gpu.h + hle/service/nvdrv/devices/nvhost_nvdec.cpp + hle/service/nvdrv/devices/nvhost_nvdec.h hle/service/nvdrv/devices/nvmap.cpp hle/service/nvdrv/devices/nvmap.h hle/service/nvdrv/interface.cpp diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp b/src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp new file mode 100644 index 000000000..0b6c22898 --- /dev/null +++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp @@ -0,0 +1,32 @@ +// Copyright 2018 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/assert.h" +#include "common/logging/log.h" +#include "core/hle/service/nvdrv/devices/nvhost_nvdec.h" + +namespace Service::Nvidia::Devices { + +u32 nvhost_nvdec::ioctl(Ioctl command, const std::vector& input, std::vector& output) { + NGLOG_DEBUG(Service_NVDRV, "called, command=0x{:08X}, input_size=0x{:X}, output_size=0x{:X}", + command.raw, input.size(), output.size()); + + switch (static_cast(command.raw)) { + case IoctlCommand::IocSetNVMAPfdCommand: + return SetNVMAPfd(input, output); + } + + UNIMPLEMENTED_MSG("Unimplemented ioctl"); + return 0; +} + +u32 nvhost_nvdec::SetNVMAPfd(const std::vector& input, std::vector& output) { + IoctlSetNvmapFD params{}; + std::memcpy(¶ms, input.data(), input.size()); + NGLOG_DEBUG(Service_NVDRV, "called, fd={}", params.nvmap_fd); + nvmap_fd = params.nvmap_fd; + return 0; +} + +} // namespace Service::Nvidia::Devices diff --git a/src/core/hle/service/nvdrv/devices/nvhost_nvdec.h b/src/core/hle/service/nvdrv/devices/nvhost_nvdec.h new file mode 100644 index 000000000..0192aecdd --- /dev/null +++ b/src/core/hle/service/nvdrv/devices/nvhost_nvdec.h @@ -0,0 +1,38 @@ +// Copyright 2018 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include +#include +#include +#include "common/common_types.h" +#include "core/hle/service/nvdrv/devices/nvdevice.h" + +namespace Service::Nvidia::Devices { + +class nvhost_nvdec final : public nvdevice { +public: + nvhost_nvdec() = default; + ~nvhost_nvdec() override = default; + + u32 ioctl(Ioctl command, const std::vector& input, std::vector& output) override; + +private: + enum class IoctlCommand : u32_le { + IocSetNVMAPfdCommand = 0x40044801, + }; + + struct IoctlSetNvmapFD { + u32_le nvmap_fd; + }; + static_assert(sizeof(IoctlSetNvmapFD) == 4, "IoctlSetNvmapFD is incorrect size"); + + u32_le nvmap_fd{}; + + u32 SetNVMAPfd(const std::vector& input, std::vector& output); +}; + +} // namespace Service::Nvidia::Devices diff --git a/src/core/hle/service/nvdrv/nvdrv.cpp b/src/core/hle/service/nvdrv/nvdrv.cpp index a6a4ab7d3..cc5cfe34e 100644 --- a/src/core/hle/service/nvdrv/nvdrv.cpp +++ b/src/core/hle/service/nvdrv/nvdrv.cpp @@ -9,6 +9,7 @@ #include "core/hle/service/nvdrv/devices/nvhost_ctrl.h" #include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h" #include "core/hle/service/nvdrv/devices/nvhost_gpu.h" +#include "core/hle/service/nvdrv/devices/nvhost_nvdec.h" #include "core/hle/service/nvdrv/devices/nvmap.h" #include "core/hle/service/nvdrv/interface.h" #include "core/hle/service/nvdrv/nvdrv.h" @@ -36,6 +37,7 @@ Module::Module() { devices["/dev/nvmap"] = nvmap_dev; devices["/dev/nvdisp_disp0"] = std::make_shared(nvmap_dev); devices["/dev/nvhost-ctrl"] = std::make_shared(); + devices["/dev/nvhost-nvdec"] = std::make_shared(); } u32 Module::Open(std::string device_name) {