59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include <unordered_map>
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#include <vector>
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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/service.h"
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namespace Service::NVFlinger {
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class NVFlinger;
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}
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namespace Service::Nvidia {
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namespace Devices {
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class nvdevice;
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}
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class Module final {
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public:
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Module();
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~Module();
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/// Returns a pointer to one of the available devices, identified by its name.
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template <typename T>
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std::shared_ptr<T> GetDevice(const std::string& name) {
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auto itr = devices.find(name);
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if (itr == devices.end())
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return nullptr;
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return std::static_pointer_cast<T>(itr->second);
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}
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/// Opens a device node and returns a file descriptor to it.
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u32 Open(const std::string& device_name);
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/// Sends an ioctl command to the specified file descriptor.
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u32 Ioctl(u32 fd, u32 command, const std::vector<u8>& input, std::vector<u8>& output);
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/// Closes a device file descriptor and returns operation success.
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ResultCode Close(u32 fd);
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private:
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/// Id to use for the next open file descriptor.
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u32 next_fd = 1;
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/// Mapping of file descriptors to the devices they reference.
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std::unordered_map<u32, std::shared_ptr<Devices::nvdevice>> open_files;
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/// Mapping of device node names to their implementation.
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std::unordered_map<std::string, std::shared_ptr<Devices::nvdevice>> devices;
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};
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/// Registers all NVDRV services with the specified service manager.
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void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger& nvflinger);
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} // namespace Service::Nvidia
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