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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <utility>
#include <fmt/format.h>
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h"
#include "core/hle/service/nvdrv/devices/nvhost_as_gpu.h"
#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/nvhost_nvjpg.h"
#include "core/hle/service/nvdrv/devices/nvhost_vic.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/hle/service/nvdrv/interface.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/hle/service/nvdrv/nvmemp.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/hle/service/nvflinger/nvflinger.h"
namespace Service::Nvidia {
void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger& nvflinger,
Core::System& system) {
auto module_ = std::make_shared<Module>(system);
std::make_shared<NVDRV>(system, module_, "nvdrv")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:a")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:s")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:t")->InstallAsService(service_manager);
std::make_shared<NVMEMP>(system)->InstallAsService(service_manager);
nvflinger.SetNVDrvInstance(module_);
}
Module::Module(Core::System& system) : syncpoint_manager{system.GPU()} {
auto& kernel = system.Kernel();
for (u32 i = 0; i < MaxNvEvents; i++) {
std::string event_label = fmt::format("NVDRV::NvEvent_{}", i);
events_interface.events[i] = {Kernel::KEvent::Create(kernel, std::move(event_label))};
events_interface.events[i].event->Initialize();
events_interface.status[i] = EventState::Free;
events_interface.registered[i] = false;
}
auto nvmap_dev = std::make_shared<Devices::nvmap>(system);
devices["/dev/nvhost-as-gpu"] = std::make_shared<Devices::nvhost_as_gpu>(system, nvmap_dev);
devices["/dev/nvhost-gpu"] =
std::make_shared<Devices::nvhost_gpu>(system, nvmap_dev, syncpoint_manager);
devices["/dev/nvhost-ctrl-gpu"] = std::make_shared<Devices::nvhost_ctrl_gpu>(system);
devices["/dev/nvmap"] = nvmap_dev;
devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, nvmap_dev);
devices["/dev/nvhost-ctrl"] =
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, syncpoint_manager);
devices["/dev/nvhost-nvdec"] =
std::make_shared<Devices::nvhost_nvdec>(system, nvmap_dev, syncpoint_manager);
devices["/dev/nvhost-nvjpg"] = std::make_shared<Devices::nvhost_nvjpg>(system);
devices["/dev/nvhost-vic"] =
std::make_shared<Devices::nvhost_vic>(system, nvmap_dev, syncpoint_manager);
}
Module::~Module() = default;
NvResult Module::VerifyFD(DeviceFD fd) const {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
if (open_files.find(fd) == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return NvResult::Success;
}
DeviceFD Module::Open(const std::string& device_name) {
if (devices.find(device_name) == devices.end()) {
LOG_ERROR(Service_NVDRV, "Trying to open unknown device {}", device_name);
return INVALID_NVDRV_FD;
}
auto device = devices[device_name];
const DeviceFD fd = next_fd++;
device->OnOpen(fd);
open_files[fd] = std::move(device);
return fd;
}
NvResult Module::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl1(fd, command, input, output);
}
NvResult Module::Ioctl2(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
const std::vector<u8>& inline_input, std::vector<u8>& output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl2(fd, command, input, inline_input, output);
}
NvResult Module::Ioctl3(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output, std::vector<u8>& inline_output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl3(fd, command, input, output, inline_output);
}
NvResult Module::Close(DeviceFD fd) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
itr->second->OnClose(fd);
open_files.erase(itr);
return NvResult::Success;
}
void Module::SignalSyncpt(const u32 syncpoint_id, const u32 value) {
for (u32 i = 0; i < MaxNvEvents; i++) {
if (events_interface.assigned_syncpt[i] == syncpoint_id &&
events_interface.assigned_value[i] == value) {
events_interface.LiberateEvent(i);
events_interface.events[i].event->GetWritableEvent()->Signal();
}
}
}
std::shared_ptr<Kernel::KReadableEvent> Module::GetEvent(const u32 event_id) const {
return SharedFrom(events_interface.events[event_id].event->GetReadableEvent());
}
std::shared_ptr<Kernel::KWritableEvent> Module::GetEventWriteable(const u32 event_id) const {
return events_interface.events[event_id].event->GetWritableEvent();
}
} // namespace Service::Nvidia
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