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-rw-r--r--src/core/hle/service/nvdrv/nvdrv_interface.cpp259
1 files changed, 259 insertions, 0 deletions
diff --git a/src/core/hle/service/nvdrv/nvdrv_interface.cpp b/src/core/hle/service/nvdrv/nvdrv_interface.cpp
new file mode 100644
index 000000000..d61fb73dc
--- /dev/null
+++ b/src/core/hle/service/nvdrv/nvdrv_interface.cpp
@@ -0,0 +1,259 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cinttypes>
+#include "common/logging/log.h"
+#include "core/core.h"
+#include "core/hle/ipc_helpers.h"
+#include "core/hle/kernel/k_readable_event.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/k_writable_event.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/service/nvdrv/nvdata.h"
+#include "core/hle/service/nvdrv/nvdrv.h"
+#include "core/hle/service/nvdrv/nvdrv_interface.h"
+
+namespace Service::Nvidia {
+
+void NVDRV::SignalGPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
+ nvdrv->SignalSyncpt(syncpoint_id, value);
+}
+
+void NVDRV::Open(Kernel::HLERequestContext& ctx) {
+ LOG_DEBUG(Service_NVDRV, "called");
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(ResultSuccess);
+
+ if (!is_initialized) {
+ rb.Push<DeviceFD>(0);
+ rb.PushEnum(NvResult::NotInitialized);
+
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ const auto& buffer = ctx.ReadBuffer();
+ const std::string device_name(buffer.begin(), buffer.end());
+
+ if (device_name == "/dev/nvhost-prof-gpu") {
+ rb.Push<DeviceFD>(0);
+ rb.PushEnum(NvResult::NotSupported);
+
+ LOG_WARNING(Service_NVDRV, "/dev/nvhost-prof-gpu cannot be opened in production");
+ return;
+ }
+
+ DeviceFD fd = nvdrv->Open(device_name);
+
+ rb.Push<DeviceFD>(fd);
+ rb.PushEnum(fd != INVALID_NVDRV_FD ? NvResult::Success : NvResult::FileOperationFailed);
+}
+
+void NVDRV::ServiceError(Kernel::HLERequestContext& ctx, NvResult result) {
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(result);
+}
+
+void NVDRV::Ioctl1(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const auto fd = rp.Pop<DeviceFD>();
+ const auto command = rp.PopRaw<Ioctl>();
+ LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
+
+ if (!is_initialized) {
+ ServiceError(ctx, NvResult::NotInitialized);
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ // Check device
+ std::vector<u8> output_buffer(ctx.GetWriteBufferSize(0));
+ const auto input_buffer = ctx.ReadBuffer(0);
+
+ const auto nv_result = nvdrv->Ioctl1(fd, command, input_buffer, output_buffer);
+ if (command.is_out != 0) {
+ ctx.WriteBuffer(output_buffer);
+ }
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(nv_result);
+}
+
+void NVDRV::Ioctl2(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const auto fd = rp.Pop<DeviceFD>();
+ const auto command = rp.PopRaw<Ioctl>();
+ LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
+
+ if (!is_initialized) {
+ ServiceError(ctx, NvResult::NotInitialized);
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ const auto input_buffer = ctx.ReadBuffer(0);
+ const auto input_inlined_buffer = ctx.ReadBuffer(1);
+ std::vector<u8> output_buffer(ctx.GetWriteBufferSize(0));
+
+ const auto nv_result =
+ nvdrv->Ioctl2(fd, command, input_buffer, input_inlined_buffer, output_buffer);
+ if (command.is_out != 0) {
+ ctx.WriteBuffer(output_buffer);
+ }
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(nv_result);
+}
+
+void NVDRV::Ioctl3(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const auto fd = rp.Pop<DeviceFD>();
+ const auto command = rp.PopRaw<Ioctl>();
+ LOG_DEBUG(Service_NVDRV, "called fd={}, ioctl=0x{:08X}", fd, command.raw);
+
+ if (!is_initialized) {
+ ServiceError(ctx, NvResult::NotInitialized);
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ const auto input_buffer = ctx.ReadBuffer(0);
+ std::vector<u8> output_buffer(ctx.GetWriteBufferSize(0));
+ std::vector<u8> output_buffer_inline(ctx.GetWriteBufferSize(1));
+
+ const auto nv_result =
+ nvdrv->Ioctl3(fd, command, input_buffer, output_buffer, output_buffer_inline);
+ if (command.is_out != 0) {
+ ctx.WriteBuffer(output_buffer, 0);
+ ctx.WriteBuffer(output_buffer_inline, 1);
+ }
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(nv_result);
+}
+
+void NVDRV::Close(Kernel::HLERequestContext& ctx) {
+ LOG_DEBUG(Service_NVDRV, "called");
+
+ if (!is_initialized) {
+ ServiceError(ctx, NvResult::NotInitialized);
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ IPC::RequestParser rp{ctx};
+ const auto fd = rp.Pop<DeviceFD>();
+ const auto result = nvdrv->Close(fd);
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(result);
+}
+
+void NVDRV::Initialize(Kernel::HLERequestContext& ctx) {
+ LOG_WARNING(Service_NVDRV, "(STUBBED) called");
+
+ is_initialized = true;
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(NvResult::Success);
+}
+
+void NVDRV::QueryEvent(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const auto fd = rp.Pop<DeviceFD>();
+ const auto event_id = rp.Pop<u32>() & 0x00FF;
+ LOG_WARNING(Service_NVDRV, "(STUBBED) called, fd={:X}, event_id={:X}", fd, event_id);
+
+ if (!is_initialized) {
+ ServiceError(ctx, NvResult::NotInitialized);
+ LOG_ERROR(Service_NVDRV, "NvServices is not initalized!");
+ return;
+ }
+
+ const auto nv_result = nvdrv->VerifyFD(fd);
+ if (nv_result != NvResult::Success) {
+ LOG_ERROR(Service_NVDRV, "Invalid FD specified DeviceFD={}!", fd);
+ ServiceError(ctx, nv_result);
+ return;
+ }
+
+ if (event_id < MaxNvEvents) {
+ IPC::ResponseBuilder rb{ctx, 3, 1};
+ rb.Push(ResultSuccess);
+ auto& event = nvdrv->GetEvent(event_id);
+ event.Clear();
+ rb.PushCopyObjects(event);
+ rb.PushEnum(NvResult::Success);
+ } else {
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(NvResult::BadParameter);
+ }
+}
+
+void NVDRV::SetAruid(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ pid = rp.Pop<u64>();
+ LOG_WARNING(Service_NVDRV, "(STUBBED) called, pid=0x{:X}", pid);
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(NvResult::Success);
+}
+
+void NVDRV::SetGraphicsFirmwareMemoryMarginEnabled(Kernel::HLERequestContext& ctx) {
+ LOG_WARNING(Service_NVDRV, "(STUBBED) called");
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultSuccess);
+}
+
+void NVDRV::GetStatus(Kernel::HLERequestContext& ctx) {
+ LOG_WARNING(Service_NVDRV, "(STUBBED) called");
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(ResultSuccess);
+ rb.PushEnum(NvResult::Success);
+}
+
+void NVDRV::DumpGraphicsMemoryInfo(Kernel::HLERequestContext& ctx) {
+ // According to SwitchBrew, this has no inputs and no outputs, so effectively does nothing on
+ // retail hardware.
+ LOG_DEBUG(Service_NVDRV, "called");
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultSuccess);
+}
+
+NVDRV::NVDRV(Core::System& system_, std::shared_ptr<Module> nvdrv_, const char* name)
+ : ServiceFramework{system_, name}, nvdrv{std::move(nvdrv_)} {
+ static const FunctionInfo functions[] = {
+ {0, &NVDRV::Open, "Open"},
+ {1, &NVDRV::Ioctl1, "Ioctl"},
+ {2, &NVDRV::Close, "Close"},
+ {3, &NVDRV::Initialize, "Initialize"},
+ {4, &NVDRV::QueryEvent, "QueryEvent"},
+ {5, nullptr, "MapSharedMem"},
+ {6, &NVDRV::GetStatus, "GetStatus"},
+ {7, nullptr, "SetAruidForTest"},
+ {8, &NVDRV::SetAruid, "SetAruid"},
+ {9, &NVDRV::DumpGraphicsMemoryInfo, "DumpGraphicsMemoryInfo"},
+ {10, nullptr, "InitializeDevtools"},
+ {11, &NVDRV::Ioctl2, "Ioctl2"},
+ {12, &NVDRV::Ioctl3, "Ioctl3"},
+ {13, &NVDRV::SetGraphicsFirmwareMemoryMarginEnabled,
+ "SetGraphicsFirmwareMemoryMarginEnabled"},
+ };
+ RegisterHandlers(functions);
+}
+
+NVDRV::~NVDRV() = default;
+
+} // namespace Service::Nvidia
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-26 04:57:05 +0200