290 lines
9.5 KiB
C++
290 lines
9.5 KiB
C++
// SPDX-FileCopyrightText: 2021 yuzu emulator team and Skyline Team and Contributors
|
|
// (https://github.com/skyline-emu/)
|
|
// SPDX-License-Identifier: GPL-3.0-or-later Licensed under GPLv3
|
|
// or any later version Refer to the license.txt file included.
|
|
|
|
#include <bit>
|
|
#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_writable_event.h"
|
|
#include "core/hle/service/nvdrv/core/container.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/nvdrv.h"
|
|
#include "core/hle/service/nvdrv/nvdrv_interface.h"
|
|
#include "core/hle/service/nvdrv/nvmemp.h"
|
|
#include "core/hle/service/nvflinger/nvflinger.h"
|
|
#include "video_core/gpu.h"
|
|
|
|
namespace Service::Nvidia {
|
|
|
|
EventInterface::EventInterface(Module& module_) : module{module_} {
|
|
events_mask = 0;
|
|
for (u32 i = 0; i < MaxNvEvents; i++) {
|
|
status[i] = EventState::Available;
|
|
events[i] = nullptr;
|
|
registered[i] = false;
|
|
}
|
|
}
|
|
|
|
EventInterface::~EventInterface() {
|
|
auto lk = Lock();
|
|
for (u32 i = 0; i < MaxNvEvents; i++) {
|
|
if (registered[i]) {
|
|
module.service_context.CloseEvent(events[i]);
|
|
events[i] = nullptr;
|
|
registered[i] = false;
|
|
}
|
|
}
|
|
for (auto* event : basic_events) {
|
|
module.service_context.CloseEvent(event);
|
|
}
|
|
}
|
|
|
|
std::unique_lock<std::mutex> EventInterface::Lock() {
|
|
return std::unique_lock<std::mutex>(events_mutex);
|
|
}
|
|
|
|
void EventInterface::Signal(u32 event_id) {
|
|
if (status[event_id].exchange(EventState::Signalling, std::memory_order_acq_rel) ==
|
|
EventState::Waiting) {
|
|
events[event_id]->GetWritableEvent().Signal();
|
|
}
|
|
status[event_id].store(EventState::Signalled, std::memory_order_release);
|
|
}
|
|
|
|
void EventInterface::Create(u32 event_id) {
|
|
ASSERT(!events[event_id]);
|
|
ASSERT(!registered[event_id]);
|
|
ASSERT(!IsBeingUsed(event_id));
|
|
events[event_id] =
|
|
module.service_context.CreateEvent(fmt::format("NVDRV::NvEvent_{}", event_id));
|
|
status[event_id] = EventState::Available;
|
|
registered[event_id] = true;
|
|
const u64 mask = 1ULL << event_id;
|
|
fails[event_id] = 0;
|
|
events_mask |= mask;
|
|
assigned_syncpt[event_id] = 0;
|
|
}
|
|
|
|
void EventInterface::Free(u32 event_id) {
|
|
ASSERT(events[event_id]);
|
|
ASSERT(registered[event_id]);
|
|
ASSERT(!IsBeingUsed(event_id));
|
|
module.service_context.CloseEvent(events[event_id]);
|
|
events[event_id] = nullptr;
|
|
status[event_id] = EventState::Available;
|
|
registered[event_id] = false;
|
|
const u64 mask = ~(1ULL << event_id);
|
|
events_mask &= mask;
|
|
}
|
|
|
|
u32 EventInterface::FindFreeEvent(u32 syncpoint_id) {
|
|
u32 slot{MaxNvEvents};
|
|
u32 free_slot{MaxNvEvents};
|
|
for (u32 i = 0; i < MaxNvEvents; i++) {
|
|
if (registered[i]) {
|
|
if (!IsBeingUsed(i)) {
|
|
slot = i;
|
|
if (assigned_syncpt[i] == syncpoint_id) {
|
|
return slot;
|
|
}
|
|
}
|
|
} else if (free_slot == MaxNvEvents) {
|
|
free_slot = i;
|
|
}
|
|
}
|
|
if (free_slot < MaxNvEvents) {
|
|
Create(free_slot);
|
|
return free_slot;
|
|
}
|
|
|
|
if (slot < MaxNvEvents) {
|
|
return slot;
|
|
}
|
|
|
|
LOG_CRITICAL(Service_NVDRV, "Failed to allocate an event");
|
|
return 0;
|
|
}
|
|
|
|
Kernel::KEvent* EventInterface::CreateNonCtrlEvent(std::string name) {
|
|
Kernel::KEvent* new_event = module.service_context.CreateEvent(std::move(name));
|
|
basic_events.push_back(new_event);
|
|
return new_event;
|
|
}
|
|
|
|
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)
|
|
: service_context{system, "nvdrv"}, events_interface{*this}, container{system.GPU()} {
|
|
devices["/dev/nvhost-as-gpu"] = std::make_shared<Devices::nvhost_as_gpu>(system, container);
|
|
devices["/dev/nvhost-gpu"] =
|
|
std::make_shared<Devices::nvhost_gpu>(system, events_interface, container);
|
|
devices["/dev/nvhost-ctrl-gpu"] =
|
|
std::make_shared<Devices::nvhost_ctrl_gpu>(system, events_interface);
|
|
devices["/dev/nvmap"] = std::make_shared<Devices::nvmap>(system, container);
|
|
devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, container);
|
|
devices["/dev/nvhost-ctrl"] =
|
|
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, container);
|
|
devices["/dev/nvhost-nvdec"] = std::make_shared<Devices::nvhost_nvdec>(system, container);
|
|
devices["/dev/nvhost-nvjpg"] = std::make_shared<Devices::nvhost_nvjpg>(system);
|
|
devices["/dev/nvhost-vic"] = std::make_shared<Devices::nvhost_vic>(system, container);
|
|
}
|
|
|
|
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) {
|
|
const u32 max = MaxNvEvents - std::countl_zero(events_interface.events_mask);
|
|
const u32 min = std::countr_zero(events_interface.events_mask);
|
|
for (u32 i = min; i < max; i++) {
|
|
if (events_interface.assigned_syncpt[i] == syncpoint_id &&
|
|
events_interface.assigned_value[i] == value) {
|
|
events_interface.Signal(i);
|
|
}
|
|
}
|
|
}
|
|
|
|
NvResult Module::QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event) {
|
|
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;
|
|
}
|
|
|
|
event = itr->second->QueryEvent(event_id);
|
|
if (!event) {
|
|
return NvResult::BadParameter;
|
|
}
|
|
return NvResult::Success;
|
|
}
|
|
|
|
} // namespace Service::Nvidia
|