mirror of
https://github.com/starr-dusT/yuzu-mainline
synced 2024-03-05 21:12:25 -08:00
120 lines
3.0 KiB
C++
120 lines
3.0 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/service.h"
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namespace Service {
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namespace NVDRV {
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class nvdevice {
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public:
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virtual ~nvdevice() = default;
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virtual u32 ioctl(u32 command, const std::vector<u8>& input, std::vector<u8>& output) = 0;
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};
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class nvmap : public nvdevice {
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public:
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/// Returns the allocated address of an nvmap object given its handle.
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VAddr GetObjectAddress(u32 handle) const;
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u32 ioctl(u32 command, const std::vector<u8>& input, std::vector<u8>& output) override;
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private:
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// Represents an nvmap object.
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struct Object {
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enum class Status { Created, Allocated };
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u32 id;
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u32 size;
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u32 flags;
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u32 align;
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u8 kind;
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VAddr addr;
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Status status;
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};
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u32 next_handle = 1;
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u32 next_id = 1;
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std::unordered_map<u32, std::shared_ptr<Object>> handles;
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enum IoctlCommands {
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IocCreateCommand = 0xC0080101,
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IocFromIdCommand = 0xC0080103,
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IocAllocCommand = 0xC0200104,
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IocParamCommand = 0xC00C0109,
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IocGetIdCommand = 0xC008010E
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};
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struct IocCreateParams {
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// Input
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u32_le size;
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// Output
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u32_le handle;
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};
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struct IocAllocParams {
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// Input
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u32_le handle;
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u32_le heap_mask;
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u32_le flags;
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u32_le align;
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u8 kind;
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INSERT_PADDING_BYTES(7);
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u64_le addr;
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};
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struct IocGetIdParams {
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// Output
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u32_le id;
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// Input
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u32_le handle;
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};
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struct IocFromIdParams {
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// Input
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u32_le id;
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// Output
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u32_le handle;
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};
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struct IocParamParams {
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// Input
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u32_le handle;
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u32_le type;
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// Output
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u32_le value;
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};
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u32 IocCreate(const std::vector<u8>& input, std::vector<u8>& output);
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u32 IocAlloc(const std::vector<u8>& input, std::vector<u8>& output);
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u32 IocGetId(const std::vector<u8>& input, std::vector<u8>& output);
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u32 IocFromId(const std::vector<u8>& input, std::vector<u8>& output);
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u32 IocParam(const std::vector<u8>& input, std::vector<u8>& output);
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};
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class nvdisp_disp0 : public nvdevice {
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public:
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nvdisp_disp0(std::shared_ptr<nvmap> nvmap_dev) : nvdevice(), nvmap_dev(std::move(nvmap_dev)) {}
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~nvdisp_disp0() = default;
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u32 ioctl(u32 command, const std::vector<u8>& input, std::vector<u8>& output) override;
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/// Performs a screen flip, drawing the buffer pointed to by the handle.
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void flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u32 height, u32 stride);
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private:
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std::shared_ptr<nvmap> nvmap_dev;
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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);
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} // namespace NVDRV
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} // namespace Service
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