273 lines
8.7 KiB
C++
Executable File
273 lines
8.7 KiB
C++
Executable File
// SPDX-FileCopyrightText: 2021 yuzu Emulator Project
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// SPDX-FileCopyrightText: 2021 Skyline Team and Contributors
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "common/logging/log.h"
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#include "common/scope_exit.h"
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#include "common/string_util.h"
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#include "core/core.h"
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#include "core/hle/kernel/k_event.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_readable_event.h"
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#include "core/hle/service/ipc_helpers.h"
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#include "core/hle/service/nvdrv/nvdata.h"
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#include "core/hle/service/nvdrv/nvdrv.h"
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#include "core/hle/service/nvdrv/nvdrv_interface.h"
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namespace Service::Nvidia {
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void NVDRV::Open(HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(ResultSuccess);
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if (!is_initialized) {
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rb.Push<DeviceFD>(0);
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rb.PushEnum(NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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const auto& buffer = ctx.ReadBuffer();
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const std::string device_name(Common::StringFromBuffer(buffer));
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if (device_name == "/dev/nvhost-prof-gpu") {
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rb.Push<DeviceFD>(0);
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rb.PushEnum(NvResult::NotSupported);
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LOG_WARNING(Service_NVDRV, "/dev/nvhost-prof-gpu cannot be opened in production");
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return;
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}
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DeviceFD fd = nvdrv->Open(device_name, session_id);
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rb.Push<DeviceFD>(fd);
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rb.PushEnum(fd != INVALID_NVDRV_FD ? NvResult::Success : NvResult::FileOperationFailed);
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}
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void NVDRV::ServiceError(HLERequestContext& ctx, NvResult result) {
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(result);
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}
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void NVDRV::Ioctl1(HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const auto fd = rp.Pop<DeviceFD>();
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const auto command = rp.PopRaw<Ioctl>();
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LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
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if (!is_initialized) {
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ServiceError(ctx, NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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// Check device
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output_buffer.resize_destructive(ctx.GetWriteBufferSize(0));
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const auto input_buffer = ctx.ReadBuffer(0);
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const auto nv_result = nvdrv->Ioctl1(fd, command, input_buffer, output_buffer);
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if (command.is_out != 0) {
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ctx.WriteBuffer(output_buffer);
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(nv_result);
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}
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void NVDRV::Ioctl2(HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const auto fd = rp.Pop<DeviceFD>();
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const auto command = rp.PopRaw<Ioctl>();
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LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
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if (!is_initialized) {
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ServiceError(ctx, NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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const auto input_buffer = ctx.ReadBuffer(0);
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const auto input_inlined_buffer = ctx.ReadBuffer(1);
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output_buffer.resize_destructive(ctx.GetWriteBufferSize(0));
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const auto nv_result =
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nvdrv->Ioctl2(fd, command, input_buffer, input_inlined_buffer, output_buffer);
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if (command.is_out != 0) {
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ctx.WriteBuffer(output_buffer);
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(nv_result);
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}
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void NVDRV::Ioctl3(HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const auto fd = rp.Pop<DeviceFD>();
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const auto command = rp.PopRaw<Ioctl>();
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LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
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if (!is_initialized) {
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ServiceError(ctx, NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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const auto input_buffer = ctx.ReadBuffer(0);
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output_buffer.resize_destructive(ctx.GetWriteBufferSize(0));
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inline_output_buffer.resize_destructive(ctx.GetWriteBufferSize(1));
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const auto nv_result =
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nvdrv->Ioctl3(fd, command, input_buffer, output_buffer, inline_output_buffer);
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if (command.is_out != 0) {
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ctx.WriteBuffer(output_buffer, 0);
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ctx.WriteBuffer(inline_output_buffer, 1);
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(nv_result);
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}
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void NVDRV::Close(HLERequestContext& ctx) {
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LOG_DEBUG(Service_NVDRV, "called");
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if (!is_initialized) {
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ServiceError(ctx, NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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IPC::RequestParser rp{ctx};
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const auto fd = rp.Pop<DeviceFD>();
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const auto result = nvdrv->Close(fd);
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(result);
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}
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void NVDRV::Initialize(HLERequestContext& ctx) {
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LOG_WARNING(Service_NVDRV, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 3};
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SCOPE_EXIT({
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rb.Push(ResultSuccess);
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rb.PushEnum(NvResult::Success);
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});
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if (is_initialized) {
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// No need to initialize again
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return;
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}
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IPC::RequestParser rp{ctx};
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const auto process_handle{ctx.GetCopyHandle(0)};
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// The transfer memory is lent to nvdrv as a work buffer since nvdrv is
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// unable to allocate as much memory on its own. For HLE it's unnecessary to handle it
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[[maybe_unused]] const auto transfer_memory_handle{ctx.GetCopyHandle(1)};
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[[maybe_unused]] const auto transfer_memory_size = rp.Pop<u32>();
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auto& container = nvdrv->GetContainer();
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auto process = ctx.GetObjectFromHandle<Kernel::KProcess>(process_handle);
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session_id = container.OpenSession(process.GetPointerUnsafe());
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is_initialized = true;
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}
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void NVDRV::QueryEvent(HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const auto fd = rp.Pop<DeviceFD>();
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const auto event_id = rp.Pop<u32>();
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if (!is_initialized) {
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ServiceError(ctx, NvResult::NotInitialized);
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LOG_ERROR(Service_NVDRV, "NvServices is not initialized!");
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return;
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}
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Kernel::KEvent* event = nullptr;
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NvResult result = nvdrv->QueryEvent(fd, event_id, event);
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if (result == NvResult::Success) {
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IPC::ResponseBuilder rb{ctx, 3, 1};
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rb.Push(ResultSuccess);
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auto& readable_event = event->GetReadableEvent();
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rb.PushCopyObjects(readable_event);
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rb.PushEnum(NvResult::Success);
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} else {
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LOG_ERROR(Service_NVDRV, "Invalid event request!");
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(result);
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}
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}
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void NVDRV::SetAruid(HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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pid = rp.Pop<u64>();
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LOG_WARNING(Service_NVDRV, "(STUBBED) called, pid=0x{:X}", pid);
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(NvResult::Success);
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}
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void NVDRV::SetGraphicsFirmwareMemoryMarginEnabled(HLERequestContext& ctx) {
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LOG_WARNING(Service_NVDRV, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultSuccess);
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}
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void NVDRV::GetStatus(HLERequestContext& ctx) {
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LOG_WARNING(Service_NVDRV, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(ResultSuccess);
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rb.PushEnum(NvResult::Success);
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}
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void NVDRV::DumpGraphicsMemoryInfo(HLERequestContext& ctx) {
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// According to SwitchBrew, this has no inputs and no outputs, so effectively does nothing on
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// retail hardware.
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LOG_DEBUG(Service_NVDRV, "called");
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultSuccess);
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}
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NVDRV::NVDRV(Core::System& system_, std::shared_ptr<Module> nvdrv_, const char* name)
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: ServiceFramework{system_, name}, nvdrv{std::move(nvdrv_)} {
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static const FunctionInfo functions[] = {
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{0, &NVDRV::Open, "Open"},
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{1, &NVDRV::Ioctl1, "Ioctl"},
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{2, &NVDRV::Close, "Close"},
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{3, &NVDRV::Initialize, "Initialize"},
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{4, &NVDRV::QueryEvent, "QueryEvent"},
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{5, nullptr, "MapSharedMem"},
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{6, &NVDRV::GetStatus, "GetStatus"},
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{7, nullptr, "SetAruidForTest"},
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{8, &NVDRV::SetAruid, "SetAruid"},
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{9, &NVDRV::DumpGraphicsMemoryInfo, "DumpGraphicsMemoryInfo"},
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{10, nullptr, "InitializeDevtools"},
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{11, &NVDRV::Ioctl2, "Ioctl2"},
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{12, &NVDRV::Ioctl3, "Ioctl3"},
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{13, &NVDRV::SetGraphicsFirmwareMemoryMarginEnabled,
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"SetGraphicsFirmwareMemoryMarginEnabled"},
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};
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RegisterHandlers(functions);
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}
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NVDRV::~NVDRV() {
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if (is_initialized) {
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auto& container = nvdrv->GetContainer();
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container.CloseSession(session_id);
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}
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}
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} // namespace Service::Nvidia
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