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early-access version 2790

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This commit is contained in:
pineappleEA
2022-06-16 03:46:18 +02:00
parent a67a0e1eb5
commit 518fdfccad
155 changed files with 9311 additions and 2805 deletions
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10
src/core/CMakeLists.txt
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@@ -143,8 +143,6 @@ add_library(core STATIC
frontend/emu_window.h
frontend/framebuffer_layout.cpp
frontend/framebuffer_layout.h
hardware_interrupt_manager.cpp
hardware_interrupt_manager.h
hid/emulated_console.cpp
hid/emulated_console.h
hid/emulated_controller.cpp
@@ -528,6 +526,12 @@ add_library(core STATIC
hle/service/ns/pdm_qry.h
hle/service/ns/pl_u.cpp
hle/service/ns/pl_u.h
hle/service/nvdrv/core/container.cpp
hle/service/nvdrv/core/container.h
hle/service/nvdrv/core/nvmap.cpp
hle/service/nvdrv/core/nvmap.h
hle/service/nvdrv/core/syncpoint_manager.cpp
hle/service/nvdrv/core/syncpoint_manager.h
hle/service/nvdrv/devices/nvdevice.h
hle/service/nvdrv/devices/nvdisp_disp0.cpp
hle/service/nvdrv/devices/nvdisp_disp0.h
@@ -556,8 +560,6 @@ add_library(core STATIC
hle/service/nvdrv/nvdrv_interface.h
hle/service/nvdrv/nvmemp.cpp
hle/service/nvdrv/nvmemp.h
hle/service/nvdrv/syncpoint_manager.cpp
hle/service/nvdrv/syncpoint_manager.h
hle/service/nvflinger/binder.h
hle/service/nvflinger/buffer_item.h
hle/service/nvflinger/buffer_item_consumer.cpp

15
src/core/core.cpp
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@@ -27,7 +27,6 @@
#include "core/file_sys/savedata_factory.h"
#include "core/file_sys/vfs_concat.h"
#include "core/file_sys/vfs_real.h"
#include "core/hardware_interrupt_manager.h"
#include "core/hid/hid_core.h"
#include "core/hle/kernel/k_memory_manager.h"
#include "core/hle/kernel/k_process.h"
@@ -50,6 +49,7 @@
#include "core/reporter.h"
#include "core/telemetry_session.h"
#include "core/tools/freezer.h"
#include "video_core/host1x/host1x.h"
#include "video_core/renderer_base.h"
#include "video_core/video_core.h"
@@ -209,6 +209,7 @@ struct System::Impl {
telemetry_session = std::make_unique<Core::TelemetrySession>();
host1x_core = std::make_unique<Tegra::Host1x::Host1x>(system);
gpu_core = VideoCore::CreateGPU(emu_window, system);
if (!gpu_core) {
return SystemResultStatus::ErrorVideoCore;
@@ -216,7 +217,6 @@ struct System::Impl {
service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
services = std::make_unique<Service::Services>(service_manager, system);
interrupt_manager = std::make_unique<Hardware::InterruptManager>(system);
// Initialize time manager, which must happen after kernel is created
time_manager.Initialize();
@@ -342,6 +342,7 @@ struct System::Impl {
core_timing.Shutdown();
app_loader.reset();
gpu_core.reset();
host1x_core.reset();
perf_stats.reset();
kernel.Shutdown();
memory.Reset();
@@ -405,7 +406,7 @@ struct System::Impl {
/// AppLoader used to load the current executing application
std::unique_ptr<Loader::AppLoader> app_loader;
std::unique_ptr<Tegra::GPU> gpu_core;
std::unique_ptr<Hardware::InterruptManager> interrupt_manager;
std::unique_ptr<Tegra::Host1x::Host1x> host1x_core;
std::unique_ptr<Core::DeviceMemory> device_memory;
Core::Memory::Memory memory;
Core::HID::HIDCore hid_core;
@@ -608,12 +609,12 @@ const Tegra::GPU& System::GPU() const {
return *impl->gpu_core;
}
Core::Hardware::InterruptManager& System::InterruptManager() {
return *impl->interrupt_manager;
Tegra::Host1x::Host1x& System::Host1x() {
return *impl->host1x_core;
}
const Core::Hardware::InterruptManager& System::InterruptManager() const {
return *impl->interrupt_manager;
const Tegra::Host1x::Host1x& System::Host1x() const {
return *impl->host1x_core;
}
VideoCore::RendererBase& System::Renderer() {

19
src/core/core.h
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@@ -75,6 +75,9 @@ class TimeManager;
namespace Tegra {
class DebugContext;
class GPU;
namespace Host1x {
class Host1x;
} // namespace Host1x
} // namespace Tegra
namespace VideoCore {
@@ -85,10 +88,6 @@ namespace Core::Timing {
class CoreTiming;
}
namespace Core::Hardware {
class InterruptManager;
}
namespace Core::HID {
class HIDCore;
}
@@ -244,6 +243,12 @@ public:
/// Gets an immutable reference to the GPU interface.
[[nodiscard]] const Tegra::GPU& GPU() const;
/// Gets a mutable reference to the Host1x interface
[[nodiscard]] Tegra::Host1x::Host1x& Host1x();
/// Gets an immutable reference to the Host1x interface.
[[nodiscard]] const Tegra::Host1x::Host1x& Host1x() const;
/// Gets a mutable reference to the renderer.
[[nodiscard]] VideoCore::RendererBase& Renderer();
@@ -274,12 +279,6 @@ public:
/// Provides a constant reference to the core timing instance.
[[nodiscard]] const Timing::CoreTiming& CoreTiming() const;
/// Provides a reference to the interrupt manager instance.
[[nodiscard]] Core::Hardware::InterruptManager& InterruptManager();
/// Provides a constant reference to the interrupt manager instance.
[[nodiscard]] const Core::Hardware::InterruptManager& InterruptManager() const;
/// Provides a reference to the kernel instance.
[[nodiscard]] Kernel::KernelCore& Kernel();

41
src/core/hle/service/nvdrv/core/container.cpp Executable file
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@@ -0,0 +1,41 @@
// SPDX-FileCopyrightText: 2022 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 "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "video_core/host1x/host1x.h"
namespace Service::Nvidia::NvCore {
struct ContainerImpl {
ContainerImpl(Tegra::Host1x::Host1x& host1x_) : file{host1x_}, manager{host1x_} {}
NvMap file;
SyncpointManager manager;
};
Container::Container(Tegra::Host1x::Host1x& host1x_) {
impl = std::make_unique<ContainerImpl>(host1x_);
}
Container::~Container() = default;
NvMap& Container::GetNvMapFile() {
return impl->file;
}
const NvMap& Container::GetNvMapFile() const {
return impl->file;
}
SyncpointManager& Container::GetSyncpointManager() {
return impl->manager;
}
const SyncpointManager& Container::GetSyncpointManager() const {
return impl->manager;
}
} // namespace Service::Nvidia::NvCore

42
src/core/hle/service/nvdrv/core/container.h Executable file
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@@ -0,0 +1,42 @@
// SPDX-FileCopyrightText: 2022 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.
#pragma once
#include <memory>
namespace Tegra {
namespace Host1x {
class Host1x;
} // namespace Host1x
} // namespace Tegra
namespace Service::Nvidia::NvCore {
class NvMap;
class SyncpointManager;
struct ContainerImpl;
class Container {
public:
Container(Tegra::Host1x::Host1x& host1x);
~Container();
NvMap& GetNvMapFile();
const NvMap& GetNvMapFile() const;
SyncpointManager& GetSyncpointManager();
const SyncpointManager& GetSyncpointManager() const;
private:
std::unique_ptr<ContainerImpl> impl;
};
} // namespace Service::Nvidia::NvCore

264
src/core/hle/service/nvdrv/core/nvmap.cpp Executable file
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@@ -0,0 +1,264 @@
// SPDX-FileCopyrightText: 2022 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 "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/memory.h"
#include "video_core/host1x/host1x.h"
using Core::Memory::PAGE_SIZE;
namespace Service::Nvidia::NvCore {
NvMap::Handle::Handle(u64 size_, Id id_)
: size(size_), aligned_size(size), orig_size(size), id(id_) {
flags.raw = 0;
}
NvResult NvMap::Handle::Alloc(Flags pFlags, u32 pAlign, u8 pKind, u64 pAddress) {
std::scoped_lock lock(mutex);
// Handles cannot be allocated twice
if (allocated) {
return NvResult::AccessDenied;
}
flags = pFlags;
kind = pKind;
align = pAlign < PAGE_SIZE ? PAGE_SIZE : pAlign;
// This flag is only applicable for handles with an address passed
if (pAddress) {
flags.keep_uncached_after_free.Assign(0);
} else {
LOG_CRITICAL(Service_NVDRV,
"Mapping nvmap handles without a CPU side address is unimplemented!");
}
size = Common::AlignUp(size, PAGE_SIZE);
aligned_size = Common::AlignUp(size, align);
address = pAddress;
// TODO: pin init
allocated = true;
return NvResult::Success;
}
NvResult NvMap::Handle::Duplicate(bool internal_session) {
// Unallocated handles cannot be duplicated as duplication requires memory accounting (in HOS)
if (!allocated) [[unlikely]] {
return NvResult::BadValue;
}
std::scoped_lock lock(mutex);
// If we internally use FromId the duplication tracking of handles won't work accurately due to
// us not implementing per-process handle refs.
if (internal_session) {
internal_dupes++;
} else {
dupes++;
}
return NvResult::Success;
}
NvMap::NvMap(Tegra::Host1x::Host1x& host1x_) : host1x{host1x_} {}
void NvMap::AddHandle(std::shared_ptr<Handle> handle_description) {
std::scoped_lock lock(handles_lock);
handles.emplace(handle_description->id, std::move(handle_description));
}
void NvMap::UnmapHandle(Handle& handle_description) {
// Remove pending unmap queue entry if needed
if (handle_description.unmap_queue_entry) {
unmap_queue.erase(*handle_description.unmap_queue_entry);
handle_description.unmap_queue_entry.reset();
}
// Free and unmap the handle from the SMMU
host1x.MemoryManager().Unmap(static_cast<GPUVAddr>(handle_description.pin_virt_address),
handle_description.aligned_size);
host1x.Allocator().Free(handle_description.pin_virt_address,
static_cast<u32>(handle_description.aligned_size));
handle_description.pin_virt_address = 0;
}
bool NvMap::TryRemoveHandle(const Handle& handle_description) {
// No dupes left, we can remove from handle map
if (handle_description.dupes == 0 && handle_description.internal_dupes == 0) {
std::scoped_lock lock(handles_lock);
auto it{handles.find(handle_description.id)};
if (it != handles.end()) {
handles.erase(it);
}
return true;
} else {
return false;
}
}
NvResult NvMap::CreateHandle(u64 size, std::shared_ptr<NvMap::Handle>& result_out) {
if (!size) [[unlikely]] {
return NvResult::BadValue;
}
u32 id{next_handle_id.fetch_add(HandleIdIncrement, std::memory_order_relaxed)};
auto handle_description{std::make_shared<Handle>(size, id)};
AddHandle(handle_description);
result_out = handle_description;
return NvResult::Success;
}
std::shared_ptr<NvMap::Handle> NvMap::GetHandle(Handle::Id handle) {
std::scoped_lock lock(handles_lock);
try {
return handles.at(handle);
} catch ([[maybe_unused]] std::out_of_range& e) {
return nullptr;
}
}
VAddr NvMap::GetHandleAddress(Handle::Id handle) {
std::scoped_lock lock(handles_lock);
try {
return handles.at(handle)->address;
} catch ([[maybe_unused]] std::out_of_range& e) {
return 0;
}
}
u32 NvMap::PinHandle(NvMap::Handle::Id handle) {
auto handle_description{GetHandle(handle)};
if (!handle_description) [[unlikely]] {
return 0;
}
std::scoped_lock lock(handle_description->mutex);
if (!handle_description->pins) {
// If we're in the unmap queue we can just remove ourselves and return since we're already
// mapped
{
// Lock now to prevent our queue entry from being removed for allocation in-between the
// following check and erase
std::scoped_lock queueLock(unmap_queue_lock);
if (handle_description->unmap_queue_entry) {
unmap_queue.erase(*handle_description->unmap_queue_entry);
handle_description->unmap_queue_entry.reset();
handle_description->pins++;
return handle_description->pin_virt_address;
}
}
// If not then allocate some space and map it
u32 address{};
auto& smmu_allocator = host1x.Allocator();
auto& smmu_memory_manager = host1x.MemoryManager();
while (!(address =
smmu_allocator.Allocate(static_cast<u32>(handle_description->aligned_size)))) {
// Free handles until the allocation succeeds
std::scoped_lock queueLock(unmap_queue_lock);
if (auto freeHandleDesc{unmap_queue.front()}) {
// Handles in the unmap queue are guaranteed not to be pinned so don't bother
// checking if they are before unmapping
std::scoped_lock freeLock(freeHandleDesc->mutex);
if (handle_description->pin_virt_address)
UnmapHandle(*freeHandleDesc);
} else {
LOG_CRITICAL(Service_NVDRV, "Ran out of SMMU address space!");
}
}
smmu_memory_manager.Map(static_cast<GPUVAddr>(address), handle_description->address,
handle_description->aligned_size);
handle_description->pin_virt_address = address;
}
handle_description->pins++;
return handle_description->pin_virt_address;
}
void NvMap::UnpinHandle(Handle::Id handle) {
auto handle_description{GetHandle(handle)};
if (!handle_description) {
return;
}
std::scoped_lock lock(handle_description->mutex);
if (--handle_description->pins < 0) {
LOG_WARNING(Service_NVDRV, "Pin count imbalance detected!");
} else if (!handle_description->pins) {
std::scoped_lock queueLock(unmap_queue_lock);
// Add to the unmap queue allowing this handle's memory to be freed if needed
unmap_queue.push_back(handle_description);
handle_description->unmap_queue_entry = std::prev(unmap_queue.end());
}
}
std::optional<NvMap::FreeInfo> NvMap::FreeHandle(Handle::Id handle, bool internal_session) {
std::weak_ptr<Handle> hWeak{GetHandle(handle)};
FreeInfo freeInfo;
// We use a weak ptr here so we can tell when the handle has been freed and report that back to
// guest
if (auto handle_description = hWeak.lock()) {
std::scoped_lock lock(handle_description->mutex);
if (internal_session) {
if (--handle_description->internal_dupes < 0)
LOG_WARNING(Service_NVDRV, "Internal duplicate count imbalance detected!");
} else {
if (--handle_description->dupes < 0) {
LOG_WARNING(Service_NVDRV, "User duplicate count imbalance detected!");
} else if (handle_description->dupes == 0) {
// Force unmap the handle
if (handle_description->pin_virt_address) {
std::scoped_lock queueLock(unmap_queue_lock);
UnmapHandle(*handle_description);
}
handle_description->pins = 0;
}
}
// Try to remove the shared ptr to the handle from the map, if nothing else is using the
// handle then it will now be freed when `handle_description` goes out of scope
if (TryRemoveHandle(*handle_description)) {
LOG_DEBUG(Service_NVDRV, "Removed nvmap handle: {}", handle);
} else {
LOG_DEBUG(Service_NVDRV,
"Tried to free nvmap handle: {} but didn't as it still has duplicates",
handle);
}
freeInfo = {
.address = handle_description->address,
.size = handle_description->size,
.was_uncached = handle_description->flags.map_uncached.Value() != 0,
};
} else {
return std::nullopt;
}
// Handle hasn't been freed from memory, set address to 0 to mark that the handle wasn't freed
if (!hWeak.expired()) {
LOG_ERROR(Service_NVDRV, "nvmap handle: {} wasn't freed as it is still in use", handle);
freeInfo.address = 0;
}
return freeInfo;
}
} // namespace Service::Nvidia::NvCore

172
src/core/hle/service/nvdrv/core/nvmap.h Executable file
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@@ -0,0 +1,172 @@
// SPDX-FileCopyrightText: 2022 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.
#pragma once
#include <atomic>
#include <list>
#include <memory>
#include <mutex>
#include <optional>
#include <unordered_map>
#include <assert.h>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "core/hle/service/nvdrv/nvdata.h"
namespace Tegra {
namespace Host1x {
class Host1x;
} // namespace Host1x
} // namespace Tegra
namespace Service::Nvidia::NvCore {
/**
* @brief The nvmap core class holds the global state for nvmap and provides methods to manage
* handles
*/
class NvMap {
public:
/**
* @brief A handle to a contiguous block of memory in an application's address space
*/
struct Handle {
std::mutex mutex;
u64 align{}; //!< The alignment to use when pinning the handle onto the SMMU
u64 size; //!< Page-aligned size of the memory the handle refers to
u64 aligned_size; //!< `align`-aligned size of the memory the handle refers to
u64 orig_size; //!< Original unaligned size of the memory this handle refers to
s32 dupes{1}; //!< How many guest references there are to this handle
s32 internal_dupes{0}; //!< How many emulator-internal references there are to this handle
using Id = u32;
Id id; //!< A globally unique identifier for this handle
s32 pins{};
u32 pin_virt_address{};
std::optional<typename std::list<std::shared_ptr<Handle>>::iterator> unmap_queue_entry{};
union Flags {
u32 raw;
BitField<0, 1, u32> map_uncached; //!< If the handle should be mapped as uncached
BitField<2, 1, u32> keep_uncached_after_free; //!< Only applicable when the handle was
//!< allocated with a fixed address
BitField<4, 1, u32> _unk0_; //!< Passed to IOVMM for pins
} flags{};
static_assert(sizeof(Flags) == sizeof(u32));
u64 address{}; //!< The memory location in the guest's AS that this handle corresponds to,
//!< this can also be in the nvdrv tmem
bool is_shared_mem_mapped{}; //!< If this nvmap has been mapped with the MapSharedMem IPC
//!< call
u8 kind{}; //!< Used for memory compression
bool allocated{}; //!< If the handle has been allocated with `Alloc`
u64 dma_map_addr{}; //! remove me after implementing pinning.
Handle(u64 size, Id id);
/**
* @brief Sets up the handle with the given memory config, can allocate memory from the tmem
* if a 0 address is passed
*/
[[nodiscard]] NvResult Alloc(Flags pFlags, u32 pAlign, u8 pKind, u64 pAddress);
/**
* @brief Increases the dupe counter of the handle for the given session
*/
[[nodiscard]] NvResult Duplicate(bool internal_session);
/**
* @brief Obtains a pointer to the handle's memory and marks the handle it as having been
* mapped
*/
u8* GetPointer() {
if (!address) {
return nullptr;
}
is_shared_mem_mapped = true;
return reinterpret_cast<u8*>(address);
}
};
private:
std::list<std::shared_ptr<Handle>> unmap_queue{};
std::mutex unmap_queue_lock{}; //!< Protects access to `unmap_queue`
std::unordered_map<Handle::Id, std::shared_ptr<Handle>>
handles{}; //!< Main owning map of handles
std::mutex handles_lock; //!< Protects access to `handles`
static constexpr u32 HandleIdIncrement{
4}; //!< Each new handle ID is an increment of 4 from the previous
std::atomic<u32> next_handle_id{HandleIdIncrement};
Tegra::Host1x::Host1x& host1x;
void AddHandle(std::shared_ptr<Handle> handle);
/**
* @brief Unmaps and frees the SMMU memory region a handle is mapped to
* @note Both `unmap_queue_lock` and `handle_description.mutex` MUST be locked when calling this
*/
void UnmapHandle(Handle& handle_description);
/**
* @brief Removes a handle from the map taking its dupes into account
* @note handle_description.mutex MUST be locked when calling this
* @return If the handle was removed from the map
*/
bool TryRemoveHandle(const Handle& handle_description);
public:
/**
* @brief Encapsulates the result of a FreeHandle operation
*/
struct FreeInfo {
u64 address; //!< Address the handle referred to before deletion
u64 size; //!< Page-aligned handle size
bool was_uncached; //!< If the handle was allocated as uncached
};
NvMap(Tegra::Host1x::Host1x& host1x);
/**
* @brief Creates an unallocated handle of the given size
*/
[[nodiscard]] NvResult CreateHandle(u64 size, std::shared_ptr<NvMap::Handle>& result_out);
std::shared_ptr<Handle> GetHandle(Handle::Id handle);
VAddr GetHandleAddress(Handle::Id handle);
/**
* @brief Maps a handle into the SMMU address space
* @note This operation is refcounted, the number of calls to this must eventually match the
* number of calls to `UnpinHandle`
* @return The SMMU virtual address that the handle has been mapped to
*/
u32 PinHandle(Handle::Id handle);
/**
* @brief When this has been called an equal number of times to `PinHandle` for the supplied
* handle it will be added to a list of handles to be freed when necessary
*/
void UnpinHandle(Handle::Id handle);
/**
* @brief Tries to free a handle and remove a single dupe
* @note If a handle has no dupes left and has no other users a FreeInfo struct will be returned
* describing the prior state of the handle
*/
std::optional<FreeInfo> FreeHandle(Handle::Id handle, bool internal_session);
};
} // namespace Service::Nvidia::NvCore

122
src/core/hle/service/nvdrv/core/syncpoint_manager.cpp Executable file
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@@ -0,0 +1,122 @@
// SPDX-FileCopyrightText: 2022 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 "common/assert.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "video_core/host1x/host1x.h"
namespace Service::Nvidia::NvCore {
SyncpointManager::SyncpointManager(Tegra::Host1x::Host1x& host1x_) : host1x{host1x_} {
constexpr u32 VBlank0SyncpointId{26};
constexpr u32 VBlank1SyncpointId{27};
// Reserve both vblank syncpoints as client managed as they use Continuous Mode
// Refer to section 14.3.5.3 of the TRM for more information on Continuous Mode
// https://github.com/Jetson-TX1-AndroidTV/android_kernel_jetson_tx1_hdmi_primary/blob/8f74a72394efb871cb3f886a3de2998cd7ff2990/drivers/gpu/host1x/drm/dc.c#L660
ReserveSyncpoint(VBlank0SyncpointId, true);
ReserveSyncpoint(VBlank1SyncpointId, true);
for (u32 syncpointId : channel_syncpoints) {
if (syncpointId) {
ReserveSyncpoint(syncpointId, false);
}
}
}
SyncpointManager::~SyncpointManager() = default;
u32 SyncpointManager::ReserveSyncpoint(u32 id, bool clientManaged) {
if (syncpoints.at(id).reserved) {
UNREACHABLE_MSG("Requested syncpoint is in use");
return 0;
}
syncpoints.at(id).reserved = true;
syncpoints.at(id).interfaceManaged = clientManaged;
return id;
}
u32 SyncpointManager::FindFreeSyncpoint() {
for (u32 i{1}; i < syncpoints.size(); i++) {
if (!syncpoints[i].reserved) {
return i;
}
}
UNREACHABLE_MSG("Failed to find a free syncpoint!");
return 0;
}
u32 SyncpointManager::AllocateSyncpoint(bool clientManaged) {
std::lock_guard lock(reservation_lock);
return ReserveSyncpoint(FindFreeSyncpoint(), clientManaged);
}
void SyncpointManager::FreeSyncpoint(u32 id) {
std::lock_guard lock(reservation_lock);
ASSERT(syncpoints.at(id).reserved);
syncpoints.at(id).reserved = false;
}
bool SyncpointManager::IsSyncpointAllocated(u32 id) {
return (id <= SyncpointCount) && syncpoints[id].reserved;
}
bool SyncpointManager::HasSyncpointExpired(u32 id, u32 threshold) {
const SyncpointInfo& syncpoint{syncpoints.at(id)};
if (!syncpoint.reserved) {
UNREACHABLE();
return 0;
}
// If the interface manages counters then we don't keep track of the maximum value as it handles
// sanity checking the values then
if (syncpoint.interfaceManaged) {
return static_cast<s32>(syncpoint.counterMin - threshold) >= 0;
} else {
return (syncpoint.counterMax - threshold) >= (syncpoint.counterMin - threshold);
}
}
u32 SyncpointManager::IncrementSyncpointMaxExt(u32 id, u32 amount) {
if (!syncpoints.at(id).reserved) {
UNREACHABLE();
return 0;
}
return syncpoints.at(id).counterMax += amount;
}
u32 SyncpointManager::ReadSyncpointMinValue(u32 id) {
if (!syncpoints.at(id).reserved) {
UNREACHABLE();
return 0;
}
return syncpoints.at(id).counterMin;
}
u32 SyncpointManager::UpdateMin(u32 id) {
if (!syncpoints.at(id).reserved) {
UNREACHABLE();
return 0;
}
syncpoints.at(id).counterMin = host1x.GetSyncpointManager().GetHostSyncpointValue(id);
return syncpoints.at(id).counterMin;
}
NvFence SyncpointManager::GetSyncpointFence(u32 id) {
if (!syncpoints.at(id).reserved) {
UNREACHABLE();
return NvFence{};
}
return {.id = static_cast<s32>(id), .value = syncpoints.at(id).counterMax};
}
} // namespace Service::Nvidia::NvCore

139
src/core/hle/service/nvdrv/core/syncpoint_manager.h Executable file
View File

@@ -0,0 +1,139 @@
// SPDX-FileCopyrightText: 2022 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.
#pragma once
#include <array>
#include <atomic>
#include <mutex>
#include "common/common_types.h"
#include "core/hle/service/nvdrv/nvdata.h"
namespace Tegra {
namespace Host1x {
class Host1x;
} // namespace Host1x
} // namespace Tegra
namespace Service::Nvidia::NvCore {
enum class ChannelType : u32 {
MsEnc = 0,
VIC = 1,
GPU = 2,
NvDec = 3,
Display = 4,
NvJpg = 5,
TSec = 6,
Max = 7
};
/**
* @brief SyncpointManager handles allocating and accessing host1x syncpoints, these are cached
* versions of the HW syncpoints which are intermittently synced
* @note Refer to Chapter 14 of the Tegra X1 TRM for an exhaustive overview of them
* @url https://http.download.nvidia.com/tegra-public-appnotes/host1x.html
* @url
* https://github.com/Jetson-TX1-AndroidTV/android_kernel_jetson_tx1_hdmi_primary/blob/jetson-tx1/drivers/video/tegra/host/nvhost_syncpt.c
*/
class SyncpointManager final {
public:
explicit SyncpointManager(Tegra::Host1x::Host1x& host1x);
~SyncpointManager();
/**
* @brief Checks if the given syncpoint is both allocated and below the number of HW syncpoints
*/
bool IsSyncpointAllocated(u32 id);
/**
* @brief Finds a free syncpoint and reserves it
* @return The ID of the reserved syncpoint
*/
u32 AllocateSyncpoint(bool clientManaged);
/**
* @url
* https://github.com/Jetson-TX1-AndroidTV/android_kernel_jetson_tx1_hdmi_primary/blob/8f74a72394efb871cb3f886a3de2998cd7ff2990/drivers/gpu/host1x/syncpt.c#L259
*/
bool HasSyncpointExpired(u32 id, u32 threshold);
bool IsFenceSignalled(NvFence fence) {
return HasSyncpointExpired(fence.id, fence.value);
}
/**
* @brief Atomically increments the maximum value of a syncpoint by the given amount
* @return The new max value of the syncpoint
*/
u32 IncrementSyncpointMaxExt(u32 id, u32 amount);
/**
* @return The minimum value of the syncpoint
*/
u32 ReadSyncpointMinValue(u32 id);
/**
* @brief Synchronises the minimum value of the syncpoint to with the GPU
* @return The new minimum value of the syncpoint
*/
u32 UpdateMin(u32 id);
/**
* @brief Frees the usage of a syncpoint.
*/
void FreeSyncpoint(u32 id);
/**
* @return A fence that will be signalled once this syncpoint hits its maximum value
*/
NvFence GetSyncpointFence(u32 id);
static constexpr std::array<u32, static_cast<u32>(ChannelType::Max)> channel_syncpoints{
0x0, // `MsEnc` is unimplemented
0xC, // `VIC`
0x0, // `GPU` syncpoints are allocated per-channel instead
0x36, // `NvDec`
0x0, // `Display` is unimplemented
0x37, // `NvJpg`
0x0, // `TSec` is unimplemented
}; //!< Maps each channel ID to a constant syncpoint
private:
/**
* @note reservation_lock should be locked when calling this
*/
u32 ReserveSyncpoint(u32 id, bool clientManaged);
/**
* @return The ID of the first free syncpoint
*/
u32 FindFreeSyncpoint();
struct SyncpointInfo {
std::atomic<u32> counterMin; //!< The least value the syncpoint can be (The value it was
//!< when it was last synchronized with host1x)
std::atomic<u32> counterMax; //!< The maximum value the syncpoint can reach according to the
//!< current usage
bool interfaceManaged; //!< If the syncpoint is managed by a host1x client interface, a
//!< client interface is a HW block that can handle host1x
//!< transactions on behalf of a host1x client (Which would otherwise
//!< need to be manually synced using PIO which is synchronous and
//!< requires direct cooperation of the CPU)
bool reserved; //!< If the syncpoint is reserved or not, not to be confused with a reserved
//!< value
};
constexpr static std::size_t SyncpointCount{192};
std::array<SyncpointInfo, SyncpointCount> syncpoints{};
std::mutex reservation_lock;
Tegra::Host1x::Host1x& host1x;
};
} // namespace Service::Nvidia::NvCore

8
src/core/hle/service/nvdrv/devices/nvdevice.h
View File

@@ -11,6 +11,10 @@ namespace Core {
class System;
}
namespace Kernel {
class KEvent;
}
namespace Service::Nvidia::Devices {
/// Represents an abstract nvidia device node. It is to be subclassed by concrete device nodes to
@@ -64,6 +68,10 @@ public:
*/
virtual void OnClose(DeviceFD fd) = 0;
virtual Kernel::KEvent* QueryEvent(u32 event_id) {
return nullptr;
}
protected:
Core::System& system;
};

19
src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
View File

@@ -5,15 +5,16 @@
#include "common/logging/log.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/perf_stats.h"
#include "video_core/gpu.h"
namespace Service::Nvidia::Devices {
nvdisp_disp0::nvdisp_disp0(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)} {}
nvdisp_disp0::nvdisp_disp0(Core::System& system_, NvCore::Container& core)
: nvdevice{system_}, container{core}, nvmap{core.GetNvMapFile()} {}
nvdisp_disp0::~nvdisp_disp0() = default;
NvResult nvdisp_disp0::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -39,8 +40,9 @@ void nvdisp_disp0::OnClose(DeviceFD fd) {}
void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, android::PixelFormat format, u32 width,
u32 height, u32 stride, android::BufferTransformFlags transform,
const Common::Rectangle<int>& crop_rect) {
const VAddr addr = nvmap_dev->GetObjectAddress(buffer_handle);
const Common::Rectangle<int>& crop_rect,
std::array<Service::Nvidia::NvFence, 4>& fences, u32 num_fences) {
const VAddr addr = nvmap.GetHandleAddress(buffer_handle);
LOG_TRACE(Service,
"Drawing from address {:X} offset {:08X} Width {} Height {} Stride {} Format {}",
addr, offset, width, height, stride, format);
@@ -49,9 +51,14 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, android::PixelFormat form
stride, format, transform, crop_rect};
system.GetPerfStats().EndSystemFrame();
system.GPU().SwapBuffers(&framebuffer);
system.GPU().RequestSwapBuffers(&framebuffer, fences, num_fences);
system.SpeedLimiter().DoSpeedLimiting(system.CoreTiming().GetGlobalTimeUs());
system.GetPerfStats().BeginSystemFrame();
}
Kernel::KEvent* nvdisp_disp0::QueryEvent(u32 event_id) {
LOG_CRITICAL(Service_NVDRV, "Unknown DISP Event {}", event_id);
return nullptr;
}
} // namespace Service::Nvidia::Devices

15
src/core/hle/service/nvdrv/devices/nvdisp_disp0.h
View File

@@ -11,13 +11,18 @@
#include "core/hle/service/nvflinger/buffer_transform_flags.h"
#include "core/hle/service/nvflinger/pixel_format.h"
namespace Service::Nvidia::NvCore {
class Container;
class NvMap;
} // namespace Service::Nvidia::NvCore
namespace Service::Nvidia::Devices {
class nvmap;
class nvdisp_disp0 final : public nvdevice {
public:
explicit nvdisp_disp0(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_);
explicit nvdisp_disp0(Core::System& system_, NvCore::Container& core);
~nvdisp_disp0() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -33,10 +38,14 @@ public:
/// Performs a screen flip, drawing the buffer pointed to by the handle.
void flip(u32 buffer_handle, u32 offset, android::PixelFormat format, u32 width, u32 height,
u32 stride, android::BufferTransformFlags transform,
const Common::Rectangle<int>& crop_rect);
const Common::Rectangle<int>& crop_rect,
std::array<Service::Nvidia::NvFence, 4>& fences, u32 num_fences);
Kernel::KEvent* QueryEvent(u32 event_id) override;
private:
std::shared_ptr<nvmap> nvmap_dev;
NvCore::Container& container;
NvCore::NvMap& nvmap;
};
} // namespace Service::Nvidia::Devices

497
src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
View File

@@ -1,21 +1,31 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2021 yuzu emulator team, 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 <cstring>
#include <utility>
#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvhost_as_gpu.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "video_core/control/channel_state.h"
#include "video_core/gpu.h"
#include "video_core/memory_manager.h"
#include "video_core/rasterizer_interface.h"
namespace Service::Nvidia::Devices {
nvhost_as_gpu::nvhost_as_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)} {}
nvhost_as_gpu::nvhost_as_gpu(Core::System& system_, Module& module_, NvCore::Container& core)
: nvdevice{system_}, module{module_}, container{core}, nvmap{core.GetNvMapFile()}, vm{},
gmmu{} {}
nvhost_as_gpu::~nvhost_as_gpu() = default;
NvResult nvhost_as_gpu::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -82,12 +92,51 @@ NvResult nvhost_as_gpu::AllocAsEx(const std::vector<u8>& input, std::vector<u8>&
IoctlAllocAsEx params{};
std::memcpy(&params, input.data(), input.size());
LOG_WARNING(Service_NVDRV, "(STUBBED) called, big_page_size=0x{:X}", params.big_page_size);
if (params.big_page_size == 0) {
params.big_page_size = DEFAULT_BIG_PAGE_SIZE;
LOG_DEBUG(Service_NVDRV, "called, big_page_size=0x{:X}", params.big_page_size);
std::scoped_lock lock(mutex);
if (vm.initialised) {
UNREACHABLE_MSG("Cannot initialise an address space twice!");
return NvResult::InvalidState;
}
big_page_size = params.big_page_size;
if (params.big_page_size) {
if (!std::has_single_bit(params.big_page_size)) {
LOG_ERROR(Service_NVDRV, "Non power-of-2 big page size: 0x{:X}!", params.big_page_size);
return NvResult::BadValue;
}
if (!(params.big_page_size & VM::SUPPORTED_BIG_PAGE_SIZES)) {
LOG_ERROR(Service_NVDRV, "Unsupported big page size: 0x{:X}!", params.big_page_size);
return NvResult::BadValue;
}
vm.big_page_size = params.big_page_size;
vm.big_page_size_bits = static_cast<u32>(std::countr_zero(params.big_page_size));
vm.va_range_start = params.big_page_size << VM::VA_START_SHIFT;
}
// If this is unspecified then default values should be used
if (params.va_range_start) {
vm.va_range_start = params.va_range_start;
vm.va_range_split = params.va_range_split;
vm.va_range_end = params.va_range_end;
}
const u64 start_pages{vm.va_range_start >> VM::PAGE_SIZE_BITS};
const u64 end_pages{vm.va_range_split >> VM::PAGE_SIZE_BITS};
vm.small_page_allocator = std::make_shared<VM::Allocator>(start_pages, end_pages);
const u64 start_big_pages{vm.va_range_split >> vm.big_page_size_bits};
const u64 end_big_pages{(vm.va_range_end - vm.va_range_split) >> vm.big_page_size_bits};
vm.big_page_allocator = std::make_unique<VM::Allocator>(start_big_pages, end_big_pages);
gmmu = std::make_shared<Tegra::MemoryManager>(system, 40, vm.big_page_size_bits,
VM::PAGE_SIZE_BITS);
system.GPU().InitAddressSpace(*gmmu);
vm.initialised = true;
return NvResult::Success;
}
@@ -99,21 +148,75 @@ NvResult nvhost_as_gpu::AllocateSpace(const std::vector<u8>& input, std::vector<
LOG_DEBUG(Service_NVDRV, "called, pages={:X}, page_size={:X}, flags={:X}", params.pages,
params.page_size, params.flags);
const auto size{static_cast<u64>(params.pages) * static_cast<u64>(params.page_size)};
if ((params.flags & AddressSpaceFlags::FixedOffset) != AddressSpaceFlags::None) {
params.offset = *system.GPU().MemoryManager().AllocateFixed(params.offset, size);
} else {
params.offset = system.GPU().MemoryManager().Allocate(size, params.align);
std::scoped_lock lock(mutex);
if (!vm.initialised) {
return NvResult::BadValue;
}
auto result = NvResult::Success;
if (!params.offset) {
LOG_CRITICAL(Service_NVDRV, "allocation failed for size {}", size);
result = NvResult::InsufficientMemory;
if (params.page_size != VM::PAGE_SIZE && params.page_size != vm.big_page_size) {
return NvResult::BadValue;
}
if (params.page_size != vm.big_page_size &&
((params.flags & MappingFlags::Sparse) != MappingFlags::None)) {
UNIMPLEMENTED_MSG("Sparse small pages are not implemented!");
return NvResult::NotImplemented;
}
const u32 page_size_bits{params.page_size == VM::PAGE_SIZE ? VM::PAGE_SIZE_BITS
: vm.big_page_size_bits};
auto& allocator{params.page_size == VM::PAGE_SIZE ? *vm.small_page_allocator
: *vm.big_page_allocator};
if ((params.flags & MappingFlags::Fixed) != MappingFlags::None) {
allocator.AllocateFixed(static_cast<u32>(params.offset >> page_size_bits), params.pages);
} else {
params.offset = static_cast<u64>(allocator.Allocate(params.pages)) << page_size_bits;
if (!params.offset) {
UNREACHABLE_MSG("Failed to allocate free space in the GPU AS!");
return NvResult::InsufficientMemory;
}
}
u64 size{static_cast<u64>(params.pages) * params.page_size};
if ((params.flags & MappingFlags::Sparse) != MappingFlags::None) {
gmmu->MapSparse(params.offset, size);
}
allocation_map[params.offset] = {
.size = size,
.mappings{},
.page_size = params.page_size,
.sparse = (params.flags & MappingFlags::Sparse) != MappingFlags::None,
.big_pages = params.page_size != VM::PAGE_SIZE,
};
std::memcpy(output.data(), &params, output.size());
return result;
return NvResult::Success;
}
void nvhost_as_gpu::FreeMappingLocked(u64 offset) {
auto mapping{mapping_map.at(offset)};
if (!mapping->fixed) {
auto& allocator{mapping->big_page ? *vm.big_page_allocator : *vm.small_page_allocator};
u32 page_size_bits{mapping->big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS};
allocator.Free(static_cast<u32>(mapping->offset >> page_size_bits),
static_cast<u32>(mapping->size >> page_size_bits));
}
// Sparse mappings shouldn't be fully unmapped, just returned to their sparse state
// Only FreeSpace can unmap them fully
if (mapping->sparse_alloc)
gmmu->MapSparse(offset, mapping->size, mapping->big_page);
else
gmmu->Unmap(offset, mapping->size);
mapping_map.erase(offset);
}
NvResult nvhost_as_gpu::FreeSpace(const std::vector<u8>& input, std::vector<u8>& output) {
@@ -123,8 +226,40 @@ NvResult nvhost_as_gpu::FreeSpace(const std::vector<u8>& input, std::vector<u8>&
LOG_DEBUG(Service_NVDRV, "called, offset={:X}, pages={:X}, page_size={:X}", params.offset,
params.pages, params.page_size);
system.GPU().MemoryManager().Unmap(params.offset,
static_cast<std::size_t>(params.pages) * params.page_size);
std::scoped_lock lock(mutex);
if (!vm.initialised) {
return NvResult::BadValue;
}
try {
auto allocation{allocation_map[params.offset]};
if (allocation.page_size != params.page_size ||
allocation.size != (static_cast<u64>(params.pages) * params.page_size)) {
return NvResult::BadValue;
}
for (const auto& mapping : allocation.mappings) {
FreeMappingLocked(mapping->offset);
}
// Unset sparse flag if required
if (allocation.sparse) {
gmmu->Unmap(params.offset, allocation.size);
}
auto& allocator{params.page_size == VM::PAGE_SIZE ? *vm.small_page_allocator
: *vm.big_page_allocator};
u32 page_size_bits{params.page_size == VM::PAGE_SIZE ? VM::PAGE_SIZE_BITS
: vm.big_page_size_bits};
allocator.Free(static_cast<u32>(params.offset >> page_size_bits),
static_cast<u32>(allocation.size >> page_size_bits));
allocation_map.erase(params.offset);
} catch ([[maybe_unused]] const std::out_of_range& e) {
return NvResult::BadValue;
}
std::memcpy(output.data(), &params, output.size());
return NvResult::Success;
@@ -135,35 +270,52 @@ NvResult nvhost_as_gpu::Remap(const std::vector<u8>& input, std::vector<u8>& out
LOG_DEBUG(Service_NVDRV, "called, num_entries=0x{:X}", num_entries);
auto result = NvResult::Success;
std::vector<IoctlRemapEntry> entries(num_entries);
std::memcpy(entries.data(), input.data(), input.size());
for (const auto& entry : entries) {
LOG_DEBUG(Service_NVDRV, "remap entry, offset=0x{:X} handle=0x{:X} pages=0x{:X}",
entry.offset, entry.nvmap_handle, entry.pages);
std::scoped_lock lock(mutex);
const auto object{nvmap_dev->GetObject(entry.nvmap_handle)};
if (!object) {
LOG_CRITICAL(Service_NVDRV, "invalid nvmap_handle={:X}", entry.nvmap_handle);
result = NvResult::InvalidState;
break;
if (!vm.initialised) {
return NvResult::BadValue;
}
for (const auto& entry : entries) {
GPUVAddr virtual_address{static_cast<u64>(entry.as_offset_big_pages)
<< vm.big_page_size_bits};
u64 size{static_cast<u64>(entry.big_pages) << vm.big_page_size_bits};
auto alloc{allocation_map.upper_bound(virtual_address)};
if (alloc-- == allocation_map.begin() ||
(virtual_address - alloc->first) + size > alloc->second.size) {
LOG_WARNING(Service_NVDRV, "Cannot remap into an unallocated region!");
return NvResult::BadValue;
}
const auto offset{static_cast<GPUVAddr>(entry.offset) << 0x10};
const auto size{static_cast<u64>(entry.pages) << 0x10};
const auto map_offset{static_cast<u64>(entry.map_offset) << 0x10};
const auto addr{system.GPU().MemoryManager().Map(object->addr + map_offset, offset, size)};
if (!alloc->second.sparse) {
LOG_WARNING(Service_NVDRV, "Cannot remap a non-sparse mapping!");
return NvResult::BadValue;
}
if (!addr) {
LOG_CRITICAL(Service_NVDRV, "map returned an invalid address!");
result = NvResult::InvalidState;
break;
const bool use_big_pages = alloc->second.big_pages;
if (!entry.handle) {
gmmu->MapSparse(virtual_address, size, use_big_pages);
} else {
auto handle{nvmap.GetHandle(entry.handle)};
if (!handle) {
return NvResult::BadValue;
}
VAddr cpu_address{static_cast<VAddr>(
handle->address +
(static_cast<u64>(entry.handle_offset_big_pages) << vm.big_page_size_bits))};
gmmu->Map(virtual_address, cpu_address, size, use_big_pages);
}
}
std::memcpy(output.data(), entries.data(), output.size());
return result;
return NvResult::Success;
}
NvResult nvhost_as_gpu::MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) {
@@ -173,79 +325,98 @@ NvResult nvhost_as_gpu::MapBufferEx(const std::vector<u8>& input, std::vector<u8
LOG_DEBUG(Service_NVDRV,
"called, flags={:X}, nvmap_handle={:X}, buffer_offset={}, mapping_size={}"
", offset={}",
params.flags, params.nvmap_handle, params.buffer_offset, params.mapping_size,
params.flags, params.handle, params.buffer_offset, params.mapping_size,
params.offset);
const auto object{nvmap_dev->GetObject(params.nvmap_handle)};
if (!object) {
LOG_CRITICAL(Service_NVDRV, "invalid nvmap_handle={:X}", params.nvmap_handle);
std::memcpy(output.data(), &params, output.size());
return NvResult::InvalidState;
std::scoped_lock lock(mutex);
if (!vm.initialised) {
return NvResult::BadValue;
}
// The real nvservices doesn't make a distinction between handles and ids, and
// object can only have one handle and it will be the same as its id. Assert that this is the
// case to prevent unexpected behavior.
ASSERT(object->id == params.nvmap_handle);
auto& gpu = system.GPU();
// Remaps a subregion of an existing mapping to a different PA
if ((params.flags & MappingFlags::Remap) != MappingFlags::None) {
try {
auto mapping{mapping_map.at(params.offset)};
u64 page_size{params.page_size};
if (!page_size) {
page_size = object->align;
}
if ((params.flags & AddressSpaceFlags::Remap) != AddressSpaceFlags::None) {
if (const auto buffer_map{FindBufferMap(params.offset)}; buffer_map) {
const auto cpu_addr{static_cast<VAddr>(buffer_map->CpuAddr() + params.buffer_offset)};
const auto gpu_addr{static_cast<GPUVAddr>(params.offset + params.buffer_offset)};
if (!gpu.MemoryManager().Map(cpu_addr, gpu_addr, params.mapping_size)) {
LOG_CRITICAL(Service_NVDRV,
"remap failed, flags={:X}, nvmap_handle={:X}, buffer_offset={}, "
"mapping_size = {}, offset={}",
params.flags, params.nvmap_handle, params.buffer_offset,
params.mapping_size, params.offset);
std::memcpy(output.data(), &params, output.size());
return NvResult::InvalidState;
if (mapping->size < params.mapping_size) {
LOG_WARNING(Service_NVDRV,
"Cannot remap a partially mapped GPU address space region: 0x{:X}",
params.offset);
return NvResult::BadValue;
}
std::memcpy(output.data(), &params, output.size());
return NvResult::Success;
} else {
LOG_CRITICAL(Service_NVDRV, "address not mapped offset={}", params.offset);
u64 gpu_address{static_cast<u64>(params.offset + params.buffer_offset)};
VAddr cpu_address{mapping->ptr + params.buffer_offset};
std::memcpy(output.data(), &params, output.size());
return NvResult::InvalidState;
gmmu->Map(gpu_address, cpu_address, params.mapping_size, mapping->big_page);
return NvResult::Success;
} catch ([[maybe_unused]] const std::out_of_range& e) {
LOG_WARNING(Service_NVDRV, "Cannot remap an unmapped GPU address space region: 0x{:X}",
params.offset);
return NvResult::BadValue;
}
}
// We can only map objects that have already been assigned a CPU address.
ASSERT(object->status == nvmap::Object::Status::Allocated);
const auto physical_address{object->addr + params.buffer_offset};
u64 size{params.mapping_size};
if (!size) {
size = object->size;
auto handle{nvmap.GetHandle(params.handle)};
if (!handle) {
return NvResult::BadValue;
}
const bool is_alloc{(params.flags & AddressSpaceFlags::FixedOffset) == AddressSpaceFlags::None};
if (is_alloc) {
params.offset = gpu.MemoryManager().MapAllocate(physical_address, size, page_size);
} else {
params.offset = gpu.MemoryManager().Map(physical_address, params.offset, size);
}
VAddr cpu_address{static_cast<VAddr>(handle->address + params.buffer_offset)};
u64 size{params.mapping_size ? params.mapping_size : handle->orig_size};
auto result = NvResult::Success;
if (!params.offset) {
LOG_CRITICAL(Service_NVDRV, "failed to map size={}", size);
result = NvResult::InvalidState;
bool big_page{[&]() {
if (Common::IsAligned(handle->align, vm.big_page_size))
return true;
else if (Common::IsAligned(handle->align, VM::PAGE_SIZE))
return false;
else {
UNREACHABLE();
return false;
}
}()};
if ((params.flags & MappingFlags::Fixed) != MappingFlags::None) {
auto alloc{allocation_map.upper_bound(params.offset)};
if (alloc-- == allocation_map.begin() ||
(params.offset - alloc->first) + size > alloc->second.size) {
UNREACHABLE_MSG("Cannot perform a fixed mapping into an unallocated region!");
return NvResult::BadValue;
}
const bool use_big_pages = alloc->second.big_pages && big_page;
gmmu->Map(params.offset, cpu_address, size, use_big_pages);
auto mapping{std::make_shared<Mapping>(cpu_address, params.offset, size, true,
use_big_pages, alloc->second.sparse)};
alloc->second.mappings.push_back(mapping);
mapping_map[params.offset] = mapping;
} else {
AddBufferMap(params.offset, size, physical_address, is_alloc);
auto& allocator{big_page ? *vm.big_page_allocator : *vm.small_page_allocator};
u32 page_size{big_page ? vm.big_page_size : VM::PAGE_SIZE};
u32 page_size_bits{big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS};
params.offset = static_cast<u64>(allocator.Allocate(
static_cast<u32>(Common::AlignUp(size, page_size) >> page_size_bits)))
<< page_size_bits;
if (!params.offset) {
UNREACHABLE_MSG("Failed to allocate free space in the GPU AS!");
return NvResult::InsufficientMemory;
}
gmmu->Map(params.offset, cpu_address, Common::AlignUp(size, page_size), big_page);
auto mapping{
std::make_shared<Mapping>(cpu_address, params.offset, size, false, big_page, false)};
mapping_map[params.offset] = mapping;
}
std::memcpy(output.data(), &params, output.size());
return result;
return NvResult::Success;
}
NvResult nvhost_as_gpu::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
@@ -254,47 +425,82 @@ NvResult nvhost_as_gpu::UnmapBuffer(const std::vector<u8>& input, std::vector<u8
LOG_DEBUG(Service_NVDRV, "called, offset=0x{:X}", params.offset);
if (const auto size{RemoveBufferMap(params.offset)}; size) {
system.GPU().MemoryManager().Unmap(params.offset, *size);
} else {
LOG_ERROR(Service_NVDRV, "invalid offset=0x{:X}", params.offset);
std::scoped_lock lock(mutex);
if (!vm.initialised) {
return NvResult::BadValue;
}
try {
auto mapping{mapping_map.at(params.offset)};
if (!mapping->fixed) {
auto& allocator{mapping->big_page ? *vm.big_page_allocator : *vm.small_page_allocator};
u32 page_size_bits{mapping->big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS};
allocator.Free(static_cast<u32>(mapping->offset >> page_size_bits),
static_cast<u32>(mapping->size >> page_size_bits));
}
// Sparse mappings shouldn't be fully unmapped, just returned to their sparse state
// Only FreeSpace can unmap them fully
if (mapping->sparse_alloc) {
gmmu->MapSparse(params.offset, mapping->size, mapping->big_page);
} else {
gmmu->Unmap(params.offset, mapping->size);
}
mapping_map.erase(params.offset);
} catch ([[maybe_unused]] const std::out_of_range& e) {
LOG_WARNING(Service_NVDRV, "Couldn't find region to unmap at 0x{:X}", params.offset);
}
std::memcpy(output.data(), &params, output.size());
return NvResult::Success;
}
NvResult nvhost_as_gpu::BindChannel(const std::vector<u8>& input, std::vector<u8>& output) {
IoctlBindChannel params{};
std::memcpy(&params, input.data(), input.size());
LOG_WARNING(Service_NVDRV, "(STUBBED) called, fd={:X}", params.fd);
LOG_DEBUG(Service_NVDRV, "called, fd={:X}", params.fd);
channel = params.fd;
auto gpu_channel_device = module.GetDevice<nvhost_gpu>(params.fd);
gpu_channel_device->channel_state->memory_manager = gmmu;
return NvResult::Success;
}
void nvhost_as_gpu::GetVARegionsImpl(IoctlGetVaRegions& params) {
params.buf_size = 2 * sizeof(VaRegion);
params.regions = std::array<VaRegion, 2>{
VaRegion{
.offset = vm.small_page_allocator->vaStart << VM::PAGE_SIZE_BITS,
.page_size = VM::PAGE_SIZE,
._pad0_{},
.pages = vm.small_page_allocator->vaLimit - vm.small_page_allocator->vaStart,
},
VaRegion{
.offset = vm.big_page_allocator->vaStart << vm.big_page_size_bits,
.page_size = vm.big_page_size,
._pad0_{},
.pages = vm.big_page_allocator->vaLimit - vm.big_page_allocator->vaStart,
},
};
}
NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u8>& output) {
IoctlGetVaRegions params{};
std::memcpy(&params, input.data(), input.size());
LOG_WARNING(Service_NVDRV, "(STUBBED) called, buf_addr={:X}, buf_size={:X}", params.buf_addr,
params.buf_size);
LOG_DEBUG(Service_NVDRV, "called, buf_addr={:X}, buf_size={:X}", params.buf_addr,
params.buf_size);
params.buf_size = 0x30;
std::scoped_lock lock(mutex);
params.small = IoctlVaRegion{
.offset = 0x04000000,
.page_size = DEFAULT_SMALL_PAGE_SIZE,
.pages = 0x3fbfff,
};
if (!vm.initialised) {
return NvResult::BadValue;
}
params.big = IoctlVaRegion{
.offset = 0x04000000,
.page_size = big_page_size,
.pages = 0x1bffff,
};
// TODO(ogniK): This probably can stay stubbed but should add support way way later
GetVARegionsImpl(params);
std::memcpy(output.data(), &params, output.size());
return NvResult::Success;
@@ -305,62 +511,27 @@ NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u
IoctlGetVaRegions params{};
std::memcpy(&params, input.data(), input.size());
LOG_WARNING(Service_NVDRV, "(STUBBED) called, buf_addr={:X}, buf_size={:X}", params.buf_addr,
params.buf_size);
LOG_DEBUG(Service_NVDRV, "called, buf_addr={:X}, buf_size={:X}", params.buf_addr,
params.buf_size);
params.buf_size = 0x30;
std::scoped_lock lock(mutex);
params.small = IoctlVaRegion{
.offset = 0x04000000,
.page_size = 0x1000,
.pages = 0x3fbfff,
};
if (!vm.initialised) {
return NvResult::BadValue;
}
params.big = IoctlVaRegion{
.offset = 0x04000000,
.page_size = big_page_size,
.pages = 0x1bffff,
};
// TODO(ogniK): This probably can stay stubbed but should add support way way later
GetVARegionsImpl(params);
std::memcpy(output.data(), &params, output.size());
std::memcpy(inline_output.data(), &params.small, sizeof(IoctlVaRegion));
std::memcpy(inline_output.data() + sizeof(IoctlVaRegion), &params.big, sizeof(IoctlVaRegion));
std::memcpy(inline_output.data(), &params.regions[0], sizeof(VaRegion));
std::memcpy(inline_output.data() + sizeof(VaRegion), &params.regions[1], sizeof(VaRegion));
return NvResult::Success;
}
std::optional<nvhost_as_gpu::BufferMap> nvhost_as_gpu::FindBufferMap(GPUVAddr gpu_addr) const {
const auto end{buffer_mappings.upper_bound(gpu_addr)};
for (auto iter{buffer_mappings.begin()}; iter != end; ++iter) {
if (gpu_addr >= iter->second.StartAddr() && gpu_addr < iter->second.EndAddr()) {
return iter->second;
}
}
return std::nullopt;
}
void nvhost_as_gpu::AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr,
bool is_allocated) {
buffer_mappings[gpu_addr] = {gpu_addr, size, cpu_addr, is_allocated};
}
std::optional<std::size_t> nvhost_as_gpu::RemoveBufferMap(GPUVAddr gpu_addr) {
if (const auto iter{buffer_mappings.find(gpu_addr)}; iter != buffer_mappings.end()) {
std::size_t size{};
if (iter->second.IsAllocated()) {
size = iter->second.Size();
}
buffer_mappings.erase(iter);
return size;
}
return std::nullopt;
Kernel::KEvent* nvhost_as_gpu::QueryEvent(u32 event_id) {
LOG_CRITICAL(Service_NVDRV, "Unknown AS GPU Event {}", event_id);
return nullptr;
}
} // namespace Service::Nvidia::Devices

192
src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h
View File

@@ -1,35 +1,51 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2021 yuzu emulator team, 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.
#pragma once
#include <bit>
#include <list>
#include <map>
#include <memory>
#include <mutex>
#include <optional>
#include <vector>
#include "common/address_space.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/swap.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Tegra {
class MemoryManager;
} // namespace Tegra
namespace Service::Nvidia {
class Module;
}
namespace Service::Nvidia::NvCore {
class Container;
class NvMap;
} // namespace Service::Nvidia::NvCore
namespace Service::Nvidia::Devices {
constexpr u32 DEFAULT_BIG_PAGE_SIZE = 1 << 16;
constexpr u32 DEFAULT_SMALL_PAGE_SIZE = 1 << 12;
class nvmap;
enum class AddressSpaceFlags : u32 {
None = 0x0,
FixedOffset = 0x1,
Remap = 0x100,
enum class MappingFlags : u32 {
None = 0,
Fixed = 1 << 0,
Sparse = 1 << 1,
Remap = 1 << 8,
};
DECLARE_ENUM_FLAG_OPERATORS(AddressSpaceFlags);
DECLARE_ENUM_FLAG_OPERATORS(MappingFlags);
class nvhost_as_gpu final : public nvdevice {
public:
explicit nvhost_as_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_);
explicit nvhost_as_gpu(Core::System& system_, Module& module, NvCore::Container& core);
~nvhost_as_gpu() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -42,46 +58,17 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
private:
class BufferMap final {
public:
constexpr BufferMap() = default;
Kernel::KEvent* QueryEvent(u32 event_id) override;
constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_)
: start_addr{start_addr_}, end_addr{start_addr_ + size_} {}
constexpr BufferMap(GPUVAddr start_addr_, std::size_t size_, VAddr cpu_addr_,
bool is_allocated_)
: start_addr{start_addr_}, end_addr{start_addr_ + size_}, cpu_addr{cpu_addr_},
is_allocated{is_allocated_} {}
constexpr VAddr StartAddr() const {
return start_addr;
}
constexpr VAddr EndAddr() const {
return end_addr;
}
constexpr std::size_t Size() const {
return end_addr - start_addr;
}
constexpr VAddr CpuAddr() const {
return cpu_addr;
}
constexpr bool IsAllocated() const {
return is_allocated;
}
private:
GPUVAddr start_addr{};
GPUVAddr end_addr{};
VAddr cpu_addr{};
bool is_allocated{};
struct VaRegion {
u64 offset;
u32 page_size;
u32 _pad0_;
u64 pages;
};
static_assert(sizeof(VaRegion) == 0x18);
private:
struct IoctlAllocAsEx {
u32_le flags{}; // usually passes 1
s32_le as_fd{}; // ignored; passes 0
@@ -96,7 +83,7 @@ private:
struct IoctlAllocSpace {
u32_le pages{};
u32_le page_size{};
AddressSpaceFlags flags{};
MappingFlags flags{};
INSERT_PADDING_WORDS(1);
union {
u64_le offset;
@@ -113,19 +100,19 @@ private:
static_assert(sizeof(IoctlFreeSpace) == 16, "IoctlFreeSpace is incorrect size");
struct IoctlRemapEntry {
u16_le flags{};
u16_le kind{};
u32_le nvmap_handle{};
u32_le map_offset{};
u32_le offset{};
u32_le pages{};
u16 flags;
u16 kind;
NvCore::NvMap::Handle::Id handle;
u32 handle_offset_big_pages;
u32 as_offset_big_pages;
u32 big_pages;
};
static_assert(sizeof(IoctlRemapEntry) == 20, "IoctlRemapEntry is incorrect size");
struct IoctlMapBufferEx {
AddressSpaceFlags flags{}; // bit0: fixed_offset, bit2: cacheable
u32_le kind{}; // -1 is default
u32_le nvmap_handle{};
MappingFlags flags{}; // bit0: fixed_offset, bit2: cacheable
u32_le kind{}; // -1 is default
NvCore::NvMap::Handle::Id handle;
u32_le page_size{}; // 0 means don't care
s64_le buffer_offset{};
u64_le mapping_size{};
@@ -143,27 +130,15 @@ private:
};
static_assert(sizeof(IoctlBindChannel) == 4, "IoctlBindChannel is incorrect size");
struct IoctlVaRegion {
u64_le offset{};
u32_le page_size{};
INSERT_PADDING_WORDS(1);
u64_le pages{};
};
static_assert(sizeof(IoctlVaRegion) == 24, "IoctlVaRegion is incorrect size");
struct IoctlGetVaRegions {
u64_le buf_addr{}; // (contained output user ptr on linux, ignored)
u32_le buf_size{}; // forced to 2*sizeof(struct va_region)
u32_le reserved{};
IoctlVaRegion small{};
IoctlVaRegion big{};
std::array<VaRegion, 2> regions{};
};
static_assert(sizeof(IoctlGetVaRegions) == 16 + sizeof(IoctlVaRegion) * 2,
static_assert(sizeof(IoctlGetVaRegions) == 16 + sizeof(VaRegion) * 2,
"IoctlGetVaRegions is incorrect size");
s32 channel{};
u32 big_page_size{DEFAULT_BIG_PAGE_SIZE};
NvResult AllocAsEx(const std::vector<u8>& input, std::vector<u8>& output);
NvResult AllocateSpace(const std::vector<u8>& input, std::vector<u8>& output);
NvResult Remap(const std::vector<u8>& input, std::vector<u8>& output);
@@ -172,18 +147,75 @@ private:
NvResult FreeSpace(const std::vector<u8>& input, std::vector<u8>& output);
NvResult BindChannel(const std::vector<u8>& input, std::vector<u8>& output);
void GetVARegionsImpl(IoctlGetVaRegions& params);
NvResult GetVARegions(const std::vector<u8>& input, std::vector<u8>& output);
NvResult GetVARegions(const std::vector<u8>& input, std::vector<u8>& output,
std::vector<u8>& inline_output);
std::optional<BufferMap> FindBufferMap(GPUVAddr gpu_addr) const;
void AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, bool is_allocated);
std::optional<std::size_t> RemoveBufferMap(GPUVAddr gpu_addr);
void FreeMappingLocked(u64 offset);
std::shared_ptr<nvmap> nvmap_dev;
Module& module;
// This is expected to be ordered, therefore we must use a map, not unordered_map
std::map<GPUVAddr, BufferMap> buffer_mappings;
NvCore::Container& container;
NvCore::NvMap& nvmap;
struct Mapping {
VAddr ptr;
u64 offset;
u64 size;
bool fixed;
bool big_page; // Only valid if fixed == false
bool sparse_alloc;
Mapping(VAddr ptr_, u64 offset_, u64 size_, bool fixed_, bool big_page_, bool sparse_alloc_)
: ptr(ptr_), offset(offset_), size(size_), fixed(fixed_), big_page(big_page_),
sparse_alloc(sparse_alloc_) {}
};
struct Allocation {
u64 size;
std::list<std::shared_ptr<Mapping>> mappings;
u32 page_size;
bool sparse;
bool big_pages;
};
std::map<u64, std::shared_ptr<Mapping>>
mapping_map; //!< This maps the base addresses of mapped buffers to their total sizes and
//!< mapping type, this is needed as what was originally a single buffer may
//!< have been split into multiple GPU side buffers with the remap flag.
std::map<u64, Allocation> allocation_map; //!< Holds allocations created by AllocSpace from
//!< which fixed buffers can be mapped into
std::mutex mutex; //!< Locks all AS operations
struct VM {
static constexpr u32 PAGE_SIZE{0x1000};
static constexpr u32 PAGE_SIZE_BITS{std::countr_zero(PAGE_SIZE)};
static constexpr u32 SUPPORTED_BIG_PAGE_SIZES{0x30000};
static constexpr u32 DEFAULT_BIG_PAGE_SIZE{0x20000};
u32 big_page_size{DEFAULT_BIG_PAGE_SIZE};
u32 big_page_size_bits{std::countr_zero(DEFAULT_BIG_PAGE_SIZE)};
static constexpr u32 VA_START_SHIFT{10};
static constexpr u64 DEFAULT_VA_SPLIT{1ULL << 34};
static constexpr u64 DEFAULT_VA_RANGE{1ULL << 37};
u64 va_range_start{DEFAULT_BIG_PAGE_SIZE << VA_START_SHIFT};
u64 va_range_split{DEFAULT_VA_SPLIT};
u64 va_range_end{DEFAULT_VA_RANGE};
using Allocator = Common::FlatAllocator<u32, 0, 32>;
std::unique_ptr<Allocator> big_page_allocator;
std::shared_ptr<Allocator>
small_page_allocator; //! Shared as this is also used by nvhost::GpuChannel
bool initialised{};
} vm;
std::shared_ptr<Tegra::MemoryManager> gmmu;
// s32 channel{};
// u32 big_page_size{VM::DEFAULT_BIG_PAGE_SIZE};
};
} // namespace Service::Nvidia::Devices

380
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
View File

@@ -1,24 +1,40 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2021 yuzu emulator team, 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 <cstdlib>
#include <cstring>
#include <fmt/format.h>
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/scope_exit.h"
#include "core/core.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/core/syncpoint_manager.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl.h"
#include "video_core/gpu.h"
#include "video_core/host1x/host1x.h"
namespace Service::Nvidia::Devices {
nvhost_ctrl::nvhost_ctrl(Core::System& system_, EventInterface& events_interface_,
SyncpointManager& syncpoint_manager_)
: nvdevice{system_}, events_interface{events_interface_}, syncpoint_manager{
syncpoint_manager_} {}
nvhost_ctrl::~nvhost_ctrl() = default;
NvCore::Container& core_)
: nvdevice{system_}, events_interface{events_interface_}, core{core_},
syncpoint_manager{core_.GetSyncpointManager()} {}
nvhost_ctrl::~nvhost_ctrl() {
for (auto& event : events) {
if (!event.registered) {
continue;
}
events_interface.FreeEvent(event.kevent);
}
}
NvResult nvhost_ctrl::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) {
@@ -30,13 +46,15 @@ NvResult nvhost_ctrl::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>&
case 0x1c:
return IocCtrlClearEventWait(input, output);
case 0x1d:
return IocCtrlEventWait(input, output, false);
case 0x1e:
return IocCtrlEventWait(input, output, true);
case 0x1e:
return IocCtrlEventWait(input, output, false);
case 0x1f:
return IocCtrlEventRegister(input, output);
case 0x20:
return IocCtrlEventUnregister(input, output);
case 0x21:
return IocCtrlEventUnregisterBatch(input, output);
}
break;
default:
@@ -60,6 +78,7 @@ NvResult nvhost_ctrl::Ioctl3(DeviceFD fd, Ioctl command, const std::vector<u8>&
}
void nvhost_ctrl::OnOpen(DeviceFD fd) {}
void nvhost_ctrl::OnClose(DeviceFD fd) {}
NvResult nvhost_ctrl::NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>& output) {
@@ -71,116 +90,167 @@ NvResult nvhost_ctrl::NvOsGetConfigU32(const std::vector<u8>& input, std::vector
}
NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output,
bool is_async) {
bool is_allocation) {
IocCtrlEventWaitParams params{};
std::memcpy(&params, input.data(), sizeof(params));
LOG_DEBUG(Service_NVDRV, "syncpt_id={}, threshold={}, timeout={}, is_async={}",
params.syncpt_id, params.threshold, params.timeout, is_async);
LOG_DEBUG(Service_NVDRV, "syncpt_id={}, threshold={}, timeout={}, is_allocation={}",
params.fence.id, params.fence.value, params.timeout, is_allocation);
if (params.syncpt_id >= MaxSyncPoints) {
bool must_unmark_fail = !is_allocation;
const u32 event_id = params.value.raw;
SCOPE_EXIT({
std::memcpy(output.data(), &params, sizeof(params));
if (must_unmark_fail) {
events[event_id].fails = 0;
}
});
const u32 fence_id = static_cast<u32>(params.fence.id);
if (fence_id >= MaxSyncPoints) {
return NvResult::BadParameter;
}
u32 event_id = params.value & 0x00FF;
if (params.fence.value == 0) {
if (!syncpoint_manager.IsSyncpointAllocated(params.fence.id)) {
LOG_WARNING(Service_NVDRV,
"Unallocated syncpt_id={}, threshold={}, timeout={}, is_allocation={}",
params.fence.id, params.fence.value, params.timeout, is_allocation);
} else {
params.value.raw = syncpoint_manager.ReadSyncpointMinValue(fence_id);
}
return NvResult::Success;
}
if (event_id >= MaxNvEvents) {
std::memcpy(output.data(), &params, sizeof(params));
if (syncpoint_manager.IsFenceSignalled(params.fence)) {
params.value.raw = syncpoint_manager.ReadSyncpointMinValue(fence_id);
return NvResult::Success;
}
if (const auto new_value = syncpoint_manager.UpdateMin(fence_id);
syncpoint_manager.IsFenceSignalled(params.fence)) {
params.value.raw = new_value;
return NvResult::Success;
}
auto& host1x_syncpoint_manager = system.Host1x().GetSyncpointManager();
const u32 target_value = params.fence.value;
auto lock = NvEventsLock();
u32 slot = [&]() {
if (is_allocation) {
params.value.raw = 0;
return FindFreeNvEvent(fence_id);
} else {
return params.value.raw;
}
}();
must_unmark_fail = false;
const auto check_failing = [&]() {
if (events[slot].fails > 2) {
{
auto lk = system.StallProcesses();
host1x_syncpoint_manager.WaitHost(fence_id, target_value);
system.UnstallProcesses();
}
params.value.raw = target_value;
return true;
}
return false;
};
if (slot >= MaxNvEvents) {
return NvResult::BadParameter;
}
if (syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) {
params.value = syncpoint_manager.GetSyncpointMin(params.syncpt_id);
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return NvResult::Success;
}
if (const auto new_value = syncpoint_manager.RefreshSyncpoint(params.syncpt_id);
syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) {
params.value = new_value;
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return NvResult::Success;
}
auto& event = events_interface.events[event_id];
auto& gpu = system.GPU();
// This is mostly to take into account unimplemented features. As synced
// gpu is always synced.
if (!gpu.IsAsync()) {
event.event->GetWritableEvent().Signal();
return NvResult::Success;
}
const u32 current_syncpoint_value = event.fence.value;
const s32 diff = current_syncpoint_value - params.threshold;
if (diff >= 0) {
event.event->GetWritableEvent().Signal();
params.value = current_syncpoint_value;
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return NvResult::Success;
}
const u32 target_value = current_syncpoint_value - diff;
if (!is_async) {
params.value = 0;
}
if (params.timeout == 0) {
std::memcpy(output.data(), &params, sizeof(params));
if (check_failing()) {
events[slot].fails = 0;
return NvResult::Success;
}
return NvResult::Timeout;
}
EventState status = events_interface.status[event_id];
const bool bad_parameter = status == EventState::Busy;
if (bad_parameter) {
std::memcpy(output.data(), &params, sizeof(params));
auto& event = events[slot];
if (!event.registered) {
return NvResult::BadParameter;
}
events_interface.SetEventStatus(event_id, EventState::Waiting);
events_interface.assigned_syncpt[event_id] = params.syncpt_id;
events_interface.assigned_value[event_id] = target_value;
if (is_async) {
params.value = params.syncpt_id << 4;
} else {
params.value = ((params.syncpt_id & 0xfff) << 16) | 0x10000000;
if (event.IsBeingUsed()) {
return NvResult::BadParameter;
}
params.value |= event_id;
event.event->GetWritableEvent().Clear();
if (events_interface.failed[event_id]) {
{
auto lk = system.StallProcesses();
gpu.WaitFence(params.syncpt_id, target_value);
system.UnstallProcesses();
}
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
if (check_failing()) {
event.fails = 0;
return NvResult::Success;
}
gpu.RegisterSyncptInterrupt(params.syncpt_id, target_value);
std::memcpy(output.data(), &params, sizeof(params));
params.value.raw = 0;
event.status.store(EventState::Waiting, std::memory_order_release);
event.assigned_syncpt = fence_id;
event.assigned_value = target_value;
if (is_allocation) {
params.value.syncpoint_id_for_allocation.Assign(static_cast<u16>(fence_id));
params.value.event_allocated.Assign(1);
} else {
params.value.syncpoint_id.Assign(fence_id);
}
params.value.raw |= slot;
event.wait_handle =
host1x_syncpoint_manager.RegisterHostAction(fence_id, target_value, [this, slot]() {
auto& event_ = events[slot];
if (event_.status.exchange(EventState::Signalling, std::memory_order_acq_rel) ==
EventState::Waiting) {
event_.kevent->GetWritableEvent().Signal();
}
event_.status.store(EventState::Signalled, std::memory_order_release);
});
return NvResult::Timeout;
}
NvResult nvhost_ctrl::FreeEvent(u32 slot) {
if (slot >= MaxNvEvents) {
return NvResult::BadParameter;
}
auto& event = events[slot];
if (!event.registered) {
return NvResult::Success;
}
if (event.IsBeingUsed()) {
return NvResult::Busy;
}
FreeNvEvent(slot);
return NvResult::Success;
}
NvResult nvhost_ctrl::IocCtrlEventRegister(const std::vector<u8>& input, std::vector<u8>& output) {
IocCtrlEventRegisterParams params{};
std::memcpy(&params, input.data(), sizeof(params));
const u32 event_id = params.user_event_id & 0x00FF;
const u32 event_id = params.user_event_id;
LOG_DEBUG(Service_NVDRV, " called, user_event_id: {:X}", event_id);
if (event_id >= MaxNvEvents) {
return NvResult::BadParameter;
}
if (events_interface.registered[event_id]) {
const auto event_state = events_interface.status[event_id];
if (event_state != EventState::Free) {
LOG_WARNING(Service_NVDRV, "Event already registered! Unregistering previous event");
events_interface.UnregisterEvent(event_id);
} else {
return NvResult::BadParameter;
auto lock = NvEventsLock();
if (events[event_id].registered) {
const auto result = FreeEvent(event_id);
if (result != NvResult::Success) {
return result;
}
}
events_interface.RegisterEvent(event_id);
CreateNvEvent(event_id);
return NvResult::Success;
}
@@ -190,34 +260,142 @@ NvResult nvhost_ctrl::IocCtrlEventUnregister(const std::vector<u8>& input,
std::memcpy(&params, input.data(), sizeof(params));
const u32 event_id = params.user_event_id & 0x00FF;
LOG_DEBUG(Service_NVDRV, " called, user_event_id: {:X}", event_id);
if (event_id >= MaxNvEvents) {
return NvResult::BadParameter;
auto lock = NvEventsLock();
return FreeEvent(event_id);
}
NvResult nvhost_ctrl::IocCtrlEventUnregisterBatch(const std::vector<u8>& input,
std::vector<u8>& output) {
IocCtrlEventUnregisterBatchParams params{};
std::memcpy(&params, input.data(), sizeof(params));
u64 event_mask = params.user_events;
LOG_DEBUG(Service_NVDRV, " called, event_mask: {:X}", event_mask);
auto lock = NvEventsLock();
while (event_mask != 0) {
const u64 event_id = std::countr_zero(event_mask);
event_mask &= ~(1ULL << event_id);
const auto result = FreeEvent(static_cast<u32>(event_id));
if (result != NvResult::Success) {
return result;
}
}
if (!events_interface.registered[event_id]) {
return NvResult::BadParameter;
}
events_interface.UnregisterEvent(event_id);
return NvResult::Success;
}
NvResult nvhost_ctrl::IocCtrlClearEventWait(const std::vector<u8>& input, std::vector<u8>& output) {
IocCtrlEventSignalParams params{};
IocCtrlEventClearParams params{};
std::memcpy(&params, input.data(), sizeof(params));
u32 event_id = params.event_id & 0x00FF;
LOG_WARNING(Service_NVDRV, "cleared event wait on, event_id: {:X}", event_id);
u32 event_id = params.event_id.slot;
LOG_DEBUG(Service_NVDRV, "called, event_id: {:X}", event_id);
if (event_id >= MaxNvEvents) {
return NvResult::BadParameter;
}
if (events_interface.status[event_id] == EventState::Waiting) {
events_interface.LiberateEvent(event_id);
}
events_interface.failed[event_id] = true;
syncpoint_manager.RefreshSyncpoint(events_interface.events[event_id].fence.id);
auto lock = NvEventsLock();
auto& event = events[event_id];
if (event.status.exchange(EventState::Cancelling, std::memory_order_acq_rel) ==
EventState::Waiting) {
auto& host1x_syncpoint_manager = system.Host1x().GetSyncpointManager();
host1x_syncpoint_manager.DeregisterHostAction(event.assigned_syncpt, event.wait_handle);
syncpoint_manager.UpdateMin(event.assigned_syncpt);
event.wait_handle = {};
}
event.fails++;
event.status.store(EventState::Cancelled, std::memory_order_release);
event.kevent->GetWritableEvent().Clear();
return NvResult::Success;
}
Kernel::KEvent* nvhost_ctrl::QueryEvent(u32 event_id) {
const auto desired_event = SyncpointEventValue{.raw = event_id};
const bool allocated = desired_event.event_allocated.Value() != 0;
const u32 slot{allocated ? desired_event.partial_slot.Value()
: static_cast<u32>(desired_event.slot)};
if (slot >= MaxNvEvents) {
ASSERT(false);
return nullptr;
}
const u32 syncpoint_id{allocated ? desired_event.syncpoint_id_for_allocation.Value()
: desired_event.syncpoint_id.Value()};
auto lock = NvEventsLock();
auto& event = events[slot];
if (event.registered && event.assigned_syncpt == syncpoint_id) {
ASSERT(event.kevent);
return event.kevent;
}
// Is this possible in hardware?
ASSERT_MSG(false, "Slot:{}, SyncpointID:{}, requested", slot, syncpoint_id);
return nullptr;
}
std::unique_lock<std::mutex> nvhost_ctrl::NvEventsLock() {
return std::unique_lock<std::mutex>(events_mutex);
}
void nvhost_ctrl::CreateNvEvent(u32 event_id) {
auto& event = events[event_id];
ASSERT(!event.kevent);
ASSERT(!event.registered);
ASSERT(!event.IsBeingUsed());
event.kevent = events_interface.CreateEvent(fmt::format("NVCTRL::NvEvent_{}", event_id));
event.status = EventState::Available;
event.registered = true;
const u64 mask = 1ULL << event_id;
event.fails = 0;
events_mask |= mask;
event.assigned_syncpt = 0;
}
void nvhost_ctrl::FreeNvEvent(u32 event_id) {
auto& event = events[event_id];
ASSERT(event.kevent);
ASSERT(event.registered);
ASSERT(!event.IsBeingUsed());
events_interface.FreeEvent(event.kevent);
event.kevent = nullptr;
event.status = EventState::Available;
event.registered = false;
const u64 mask = ~(1ULL << event_id);
events_mask &= mask;
}
u32 nvhost_ctrl::FindFreeNvEvent(u32 syncpoint_id) {
u32 slot{MaxNvEvents};
u32 free_slot{MaxNvEvents};
for (u32 i = 0; i < MaxNvEvents; i++) {
auto& event = events[i];
if (event.registered) {
if (!event.IsBeingUsed()) {
slot = i;
if (event.assigned_syncpt == syncpoint_id) {
return slot;
}
}
} else if (free_slot == MaxNvEvents) {
free_slot = i;
}
}
if (free_slot < MaxNvEvents) {
CreateNvEvent(free_slot);
return free_slot;
}
if (slot < MaxNvEvents) {
return slot;
}
LOG_CRITICAL(Service_NVDRV, "Failed to allocate an event");
return 0;
}
} // namespace Service::Nvidia::Devices

115
src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
View File

@@ -1,20 +1,29 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// SPDX-FileCopyrightText: 2021 yuzu emulator team, 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.
#pragma once
#include <array>
#include <vector>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "video_core/host1x/syncpoint_manager.h"
namespace Service::Nvidia::NvCore {
class Container;
class SyncpointManager;
} // namespace Service::Nvidia::NvCore
namespace Service::Nvidia::Devices {
class nvhost_ctrl final : public nvdevice {
public:
explicit nvhost_ctrl(Core::System& system_, EventInterface& events_interface_,
SyncpointManager& syncpoint_manager_);
NvCore::Container& core);
~nvhost_ctrl() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -27,7 +36,70 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
union SyncpointEventValue {
u32 raw;
union {
BitField<0, 4, u32> partial_slot;
BitField<4, 28, u32> syncpoint_id;
};
struct {
u16 slot;
union {
BitField<0, 12, u16> syncpoint_id_for_allocation;
BitField<12, 1, u16> event_allocated;
};
};
};
static_assert(sizeof(SyncpointEventValue) == sizeof(u32));
private:
struct InternalEvent {
// Mask representing registered events
// Each kernel event associated to an NV event
Kernel::KEvent* kevent{};
// The status of the current NVEvent
std::atomic<EventState> status{};
// Tells the NVEvent that it has failed.
u32 fails{};
// When an NVEvent is waiting on GPU interrupt, this is the sync_point
// associated with it.
u32 assigned_syncpt{};
// This is the value of the GPU interrupt for which the NVEvent is waiting
// for.
u32 assigned_value{};
// Tells if an NVEvent is registered or not
bool registered{};
// Used for waiting on a syncpoint & canceling it.
Tegra::Host1x::SyncpointManager::ActionHandle wait_handle{};
bool IsBeingUsed() {
const auto current_status = status.load(std::memory_order_acquire);
return current_status == EventState::Waiting ||
current_status == EventState::Cancelling ||
current_status == EventState::Signalling;
}
};
std::unique_lock<std::mutex> NvEventsLock();
void CreateNvEvent(u32 event_id);
void FreeNvEvent(u32 event_id);
u32 FindFreeNvEvent(u32 syncpoint_id);
std::array<InternalEvent, MaxNvEvents> events{};
std::mutex events_mutex;
u64 events_mask{};
struct IocSyncptReadParams {
u32_le id{};
u32_le value{};
@@ -83,27 +155,18 @@ private:
};
static_assert(sizeof(IocGetConfigParams) == 387, "IocGetConfigParams is incorrect size");
struct IocCtrlEventSignalParams {
u32_le event_id{};
struct IocCtrlEventClearParams {
SyncpointEventValue event_id{};
};
static_assert(sizeof(IocCtrlEventSignalParams) == 4,
"IocCtrlEventSignalParams is incorrect size");
static_assert(sizeof(IocCtrlEventClearParams) == 4,
"IocCtrlEventClearParams is incorrect size");
struct IocCtrlEventWaitParams {
u32_le syncpt_id{};
u32_le threshold{};
s32_le timeout{};
u32_le value{};
};
static_assert(sizeof(IocCtrlEventWaitParams) == 16, "IocCtrlEventWaitParams is incorrect size");
struct IocCtrlEventWaitAsyncParams {
u32_le syncpt_id{};
u32_le threshold{};
NvFence fence{};
u32_le timeout{};
u32_le value{};
SyncpointEventValue value{};
};
static_assert(sizeof(IocCtrlEventWaitAsyncParams) == 16,
static_assert(sizeof(IocCtrlEventWaitParams) == 16,
"IocCtrlEventWaitAsyncParams is incorrect size");
struct IocCtrlEventRegisterParams {
@@ -118,19 +181,25 @@ private:
static_assert(sizeof(IocCtrlEventUnregisterParams) == 4,
"IocCtrlEventUnregisterParams is incorrect size");
struct IocCtrlEventKill {
struct IocCtrlEventUnregisterBatchParams {
u64_le user_events{};
};
static_assert(sizeof(IocCtrlEventKill) == 8, "IocCtrlEventKill is incorrect size");
static_assert(sizeof(IocCtrlEventUnregisterBatchParams) == 8,
"IocCtrlEventKill is incorrect size");
NvResult NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output, bool is_async);
NvResult IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output,
bool is_allocation);
NvResult IocCtrlEventRegister(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocCtrlEventUnregister(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocCtrlEventUnregisterBatch(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocCtrlClearEventWait(const std::vector<u8>& input, std::vector<u8>& output);
NvResult FreeEvent(u32 slot);
EventInterface& events_interface;
SyncpointManager& syncpoint_manager;
NvCore::Container& core;
NvCore::SyncpointManager& syncpoint_manager;
};
} // namespace Service::Nvidia::Devices

25
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
View File

@@ -7,11 +7,19 @@
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h"
#include "core/hle/service/nvdrv/nvdrv.h"
namespace Service::Nvidia::Devices {
nvhost_ctrl_gpu::nvhost_ctrl_gpu(Core::System& system_) : nvdevice{system_} {}
nvhost_ctrl_gpu::~nvhost_ctrl_gpu() = default;
nvhost_ctrl_gpu::nvhost_ctrl_gpu(Core::System& system_, EventInterface& events_interface_)
: nvdevice{system_}, events_interface{events_interface_} {
error_notifier_event = events_interface.CreateEvent("CtrlGpuErrorNotifier");
unknown_event = events_interface.CreateEvent("CtrlGpuUknownEvent");
}
nvhost_ctrl_gpu::~nvhost_ctrl_gpu() {
events_interface.FreeEvent(error_notifier_event);
events_interface.FreeEvent(unknown_event);
}
NvResult nvhost_ctrl_gpu::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) {
@@ -286,4 +294,17 @@ NvResult nvhost_ctrl_gpu::GetGpuTime(const std::vector<u8>& input, std::vector<u
return NvResult::Success;
}
Kernel::KEvent* nvhost_ctrl_gpu::QueryEvent(u32 event_id) {
switch (event_id) {
case 1:
return error_notifier_event;
case 2:
return unknown_event;
default: {
LOG_CRITICAL(Service_NVDRV, "Unknown Ctrl GPU Event {}", event_id);
}
}
return nullptr;
}
} // namespace Service::Nvidia::Devices

14
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
View File

@@ -10,11 +10,15 @@
#include "common/swap.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Service::Nvidia {
class EventInterface;
}
namespace Service::Nvidia::Devices {
class nvhost_ctrl_gpu final : public nvdevice {
public:
explicit nvhost_ctrl_gpu(Core::System& system_);
explicit nvhost_ctrl_gpu(Core::System& system_, EventInterface& events_interface_);
~nvhost_ctrl_gpu() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -27,6 +31,8 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
private:
struct IoctlGpuCharacteristics {
u32_le arch; // 0x120 (NVGPU_GPU_ARCH_GM200)
@@ -160,6 +166,12 @@ private:
NvResult ZBCQueryTable(const std::vector<u8>& input, std::vector<u8>& output);
NvResult FlushL2(const std::vector<u8>& input, std::vector<u8>& output);
NvResult GetGpuTime(const std::vector<u8>& input, std::vector<u8>& output);
EventInterface& events_interface;
// Events
Kernel::KEvent* error_notifier_event;
Kernel::KEvent* unknown_event;
};
} // namespace Service::Nvidia::Devices

133
src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
View File

@@ -5,29 +5,46 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/memory.h"
#include "video_core/control/channel_state.h"
#include "video_core/engines/puller.h"
#include "video_core/gpu.h"
#include "video_core/host1x/host1x.h"
namespace Service::Nvidia::Devices {
namespace {
Tegra::CommandHeader BuildFenceAction(Tegra::GPU::FenceOperation op, u32 syncpoint_id) {
Tegra::GPU::FenceAction result{};
Tegra::CommandHeader BuildFenceAction(Tegra::Engines::Puller::FenceOperation op, u32 syncpoint_id) {
Tegra::Engines::Puller::FenceAction result{};
result.op.Assign(op);
result.syncpoint_id.Assign(syncpoint_id);
return {result.raw};
}
} // namespace
nvhost_gpu::nvhost_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)}, syncpoint_manager{syncpoint_manager_} {
channel_fence.id = syncpoint_manager_.AllocateSyncpoint();
channel_fence.value = system_.GPU().GetSyncpointValue(channel_fence.id);
nvhost_gpu::nvhost_gpu(Core::System& system_, EventInterface& events_interface_,
NvCore::Container& core_)
: nvdevice{system_}, events_interface{events_interface_}, core{core_},
syncpoint_manager{core_.GetSyncpointManager()}, nvmap{core.GetNvMapFile()},
channel_state{system.GPU().AllocateChannel()} {
channel_syncpoint = syncpoint_manager.AllocateSyncpoint(false);
sm_exception_breakpoint_int_report_event =
events_interface.CreateEvent("GpuChannelSMExceptionBreakpointInt");
sm_exception_breakpoint_pause_report_event =
events_interface.CreateEvent("GpuChannelSMExceptionBreakpointPause");
error_notifier_event = events_interface.CreateEvent("GpuChannelErrorNotifier");
}
nvhost_gpu::~nvhost_gpu() = default;
nvhost_gpu::~nvhost_gpu() {
events_interface.FreeEvent(sm_exception_breakpoint_int_report_event);
events_interface.FreeEvent(sm_exception_breakpoint_pause_report_event);
events_interface.FreeEvent(error_notifier_event);
syncpoint_manager.FreeSyncpoint(channel_syncpoint);
}
NvResult nvhost_gpu::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) {
@@ -167,9 +184,14 @@ NvResult nvhost_gpu::AllocGPFIFOEx2(const std::vector<u8>& input, std::vector<u8
params.num_entries, params.flags, params.unk0, params.unk1, params.unk2,
params.unk3);
channel_fence.value = system.GPU().GetSyncpointValue(channel_fence.id);
if (channel_state->initiated) {
LOG_CRITICAL(Service_NVDRV, "Already allocated!");
return NvResult::AlreadyAllocated;
}
params.fence_out = channel_fence;
system.GPU().InitChannel(*channel_state);
params.fence_out = syncpoint_manager.GetSyncpointFence(channel_syncpoint);
std::memcpy(output.data(), &params, output.size());
return NvResult::Success;
@@ -188,39 +210,37 @@ NvResult nvhost_gpu::AllocateObjectContext(const std::vector<u8>& input, std::ve
static std::vector<Tegra::CommandHeader> BuildWaitCommandList(NvFence fence) {
return {
Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceValue, 1,
Tegra::BuildCommandHeader(Tegra::BufferMethods::SyncpointPayload, 1,
Tegra::SubmissionMode::Increasing),
{fence.value},
Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceAction, 1,
Tegra::BuildCommandHeader(Tegra::BufferMethods::SyncpointOperation, 1,
Tegra::SubmissionMode::Increasing),
BuildFenceAction(Tegra::GPU::FenceOperation::Acquire, fence.id),
BuildFenceAction(Tegra::Engines::Puller::FenceOperation::Acquire, fence.id),
};
}
static std::vector<Tegra::CommandHeader> BuildIncrementCommandList(NvFence fence,
u32 add_increment) {
static std::vector<Tegra::CommandHeader> BuildIncrementCommandList(NvFence fence) {
std::vector<Tegra::CommandHeader> result{
Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceValue, 1,
Tegra::BuildCommandHeader(Tegra::BufferMethods::SyncpointPayload, 1,
Tegra::SubmissionMode::Increasing),
{}};
for (u32 count = 0; count < add_increment; ++count) {
result.emplace_back(Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceAction, 1,
for (u32 count = 0; count < 2; ++count) {
result.emplace_back(Tegra::BuildCommandHeader(Tegra::BufferMethods::SyncpointOperation, 1,
Tegra::SubmissionMode::Increasing));
result.emplace_back(BuildFenceAction(Tegra::GPU::FenceOperation::Increment, fence.id));
result.emplace_back(
BuildFenceAction(Tegra::Engines::Puller::FenceOperation::Increment, fence.id));
}
return result;
}
static std::vector<Tegra::CommandHeader> BuildIncrementWithWfiCommandList(NvFence fence,
u32 add_increment) {
static std::vector<Tegra::CommandHeader> BuildIncrementWithWfiCommandList(NvFence fence) {
std::vector<Tegra::CommandHeader> result{
Tegra::BuildCommandHeader(Tegra::BufferMethods::WaitForInterrupt, 1,
Tegra::BuildCommandHeader(Tegra::BufferMethods::WaitForIdle, 1,
Tegra::SubmissionMode::Increasing),
{}};
const std::vector<Tegra::CommandHeader> increment{
BuildIncrementCommandList(fence, add_increment)};
const std::vector<Tegra::CommandHeader> increment{BuildIncrementCommandList(fence)};
result.insert(result.end(), increment.begin(), increment.end());
@@ -234,33 +254,41 @@ NvResult nvhost_gpu::SubmitGPFIFOImpl(IoctlSubmitGpfifo& params, std::vector<u8>
auto& gpu = system.GPU();
params.fence_out.id = channel_fence.id;
std::scoped_lock lock(channel_mutex);
if (params.flags.add_wait.Value() &&
!syncpoint_manager.IsSyncpointExpired(params.fence_out.id, params.fence_out.value)) {
gpu.PushGPUEntries(Tegra::CommandList{BuildWaitCommandList(params.fence_out)});
}
const auto bind_id = channel_state->bind_id;
if (params.flags.add_increment.Value() || params.flags.increment.Value()) {
const u32 increment_value = params.flags.increment.Value() ? params.fence_out.value : 0;
params.fence_out.value = syncpoint_manager.IncreaseSyncpoint(
params.fence_out.id, params.AddIncrementValue() + increment_value);
} else {
params.fence_out.value = syncpoint_manager.GetSyncpointMax(params.fence_out.id);
}
auto& flags = params.flags;
gpu.PushGPUEntries(std::move(entries));
if (flags.fence_wait.Value()) {
if (flags.increment_value.Value()) {
return NvResult::BadParameter;
}
if (params.flags.add_increment.Value()) {
if (params.flags.suppress_wfi) {
gpu.PushGPUEntries(Tegra::CommandList{
BuildIncrementCommandList(params.fence_out, params.AddIncrementValue())});
} else {
gpu.PushGPUEntries(Tegra::CommandList{
BuildIncrementWithWfiCommandList(params.fence_out, params.AddIncrementValue())});
if (!syncpoint_manager.IsFenceSignalled(params.fence)) {
gpu.PushGPUEntries(bind_id, Tegra::CommandList{BuildWaitCommandList(params.fence)});
}
}
gpu.PushGPUEntries(bind_id, std::move(entries));
params.fence.id = channel_syncpoint;
u32 increment{(flags.fence_increment.Value() != 0 ? 2 : 0) +
(flags.increment_value.Value() != 0 ? params.fence.value : 0)};
params.fence.value = syncpoint_manager.IncrementSyncpointMaxExt(channel_syncpoint, increment);
if (flags.fence_increment.Value()) {
if (flags.suppress_wfi.Value()) {
gpu.PushGPUEntries(bind_id,
Tegra::CommandList{BuildIncrementCommandList(params.fence)});
} else {
gpu.PushGPUEntries(bind_id,
Tegra::CommandList{BuildIncrementWithWfiCommandList(params.fence)});
}
}
flags.raw = 0;
std::memcpy(output.data(), &params, sizeof(IoctlSubmitGpfifo));
return NvResult::Success;
}
@@ -328,4 +356,19 @@ NvResult nvhost_gpu::ChannelSetTimeslice(const std::vector<u8>& input, std::vect
return NvResult::Success;
}
Kernel::KEvent* nvhost_gpu::QueryEvent(u32 event_id) {
switch (event_id) {
case 1:
return sm_exception_breakpoint_int_report_event;
case 2:
return sm_exception_breakpoint_pause_report_event;
case 3:
return error_notifier_event;
default: {
LOG_CRITICAL(Service_NVDRV, "Unknown Ctrl GPU Event {}", event_id);
}
}
return nullptr;
}
} // namespace Service::Nvidia::Devices

56
src/core/hle/service/nvdrv/devices/nvhost_gpu.h
View File

@@ -13,17 +13,31 @@
#include "core/hle/service/nvdrv/nvdata.h"
#include "video_core/dma_pusher.h"
namespace Service::Nvidia {
class SyncpointManager;
namespace Tegra {
namespace Control {
struct ChannelState;
}
} // namespace Tegra
namespace Service::Nvidia {
namespace NvCore {
class Container;
class NvMap;
class SyncpointManager;
} // namespace NvCore
class EventInterface;
} // namespace Service::Nvidia
namespace Service::Nvidia::Devices {
class nvhost_as_gpu;
class nvmap;
class nvhost_gpu final : public nvdevice {
public:
explicit nvhost_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_);
explicit nvhost_gpu(Core::System& system_, EventInterface& events_interface_,
NvCore::Container& core);
~nvhost_gpu() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -36,7 +50,10 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
private:
friend class nvhost_as_gpu;
enum class CtxObjects : u32_le {
Ctx2D = 0x902D,
Ctx3D = 0xB197,
@@ -146,17 +163,13 @@ private:
u32_le num_entries{}; // number of fence objects being submitted
union {
u32_le raw;
BitField<0, 1, u32_le> add_wait; // append a wait sync_point to the list
BitField<1, 1, u32_le> add_increment; // append an increment to the list
BitField<2, 1, u32_le> new_hw_format; // mostly ignored
BitField<4, 1, u32_le> suppress_wfi; // suppress wait for interrupt
BitField<8, 1, u32_le> increment; // increment the returned fence
BitField<0, 1, u32_le> fence_wait; // append a wait sync_point to the list
BitField<1, 1, u32_le> fence_increment; // append an increment to the list
BitField<2, 1, u32_le> new_hw_format; // mostly ignored
BitField<4, 1, u32_le> suppress_wfi; // suppress wait for interrupt
BitField<8, 1, u32_le> increment_value; // increment the returned fence
} flags;
NvFence fence_out{}; // returned new fence object for others to wait on
u32 AddIncrementValue() const {
return flags.add_increment.Value() << 1;
}
NvFence fence{}; // returned new fence object for others to wait on
};
static_assert(sizeof(IoctlSubmitGpfifo) == 16 + sizeof(NvFence),
"IoctlSubmitGpfifo is incorrect size");
@@ -191,9 +204,18 @@ private:
NvResult ChannelSetTimeout(const std::vector<u8>& input, std::vector<u8>& output);
NvResult ChannelSetTimeslice(const std::vector<u8>& input, std::vector<u8>& output);
std::shared_ptr<nvmap> nvmap_dev;
SyncpointManager& syncpoint_manager;
NvFence channel_fence;
EventInterface& events_interface;
NvCore::Container& core;
NvCore::SyncpointManager& syncpoint_manager;
NvCore::NvMap& nvmap;
std::shared_ptr<Tegra::Control::ChannelState> channel_state;
u32 channel_syncpoint;
std::mutex channel_mutex;
// Events
Kernel::KEvent* sm_exception_breakpoint_int_report_event;
Kernel::KEvent* sm_exception_breakpoint_pause_report_event;
Kernel::KEvent* error_notifier_event;
};
} // namespace Service::Nvidia::Devices

7
src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp
View File

@@ -9,9 +9,10 @@
namespace Service::Nvidia::Devices {
nvhost_nvdec::nvhost_nvdec(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_)
: nvhost_nvdec_common{system_, std::move(nvmap_dev_), syncpoint_manager_} {}
u32 nvhost_nvdec::next_id{};
nvhost_nvdec::nvhost_nvdec(Core::System& system_, NvCore::Container& core_)
: nvhost_nvdec_common{system_, core_, NvCore::ChannelType::NvDec} {}
nvhost_nvdec::~nvhost_nvdec() = default;
NvResult nvhost_nvdec::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,

5
src/core/hle/service/nvdrv/devices/nvhost_nvdec.h
View File

@@ -10,8 +10,7 @@ namespace Service::Nvidia::Devices {
class nvhost_nvdec final : public nvhost_nvdec_common {
public:
explicit nvhost_nvdec(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_);
explicit nvhost_nvdec(Core::System& system_, NvCore::Container& core);
~nvhost_nvdec() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -25,7 +24,7 @@ public:
void OnClose(DeviceFD fd) override;
private:
u32 next_id{};
static u32 next_id;
};
} // namespace Service::Nvidia::Devices

78
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
View File

@@ -8,10 +8,12 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/memory.h"
#include "video_core/host1x/host1x.h"
#include "video_core/memory_manager.h"
#include "video_core/renderer_base.h"
@@ -44,10 +46,17 @@ std::size_t WriteVectors(std::vector<u8>& dst, const std::vector<T>& src, std::s
}
} // Anonymous namespace
nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)}, syncpoint_manager{syncpoint_manager_} {}
nvhost_nvdec_common::~nvhost_nvdec_common() = default;
std::unordered_map<DeviceFD, u32> nvhost_nvdec_common::fd_to_id{};
nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system_, NvCore::Container& core_,
NvCore::ChannelType channel_type_)
: nvdevice{system_}, core{core_}, syncpoint_manager{core.GetSyncpointManager()},
nvmap{core.GetNvMapFile()}, channel_type{channel_type_} {
channel_syncpoint = syncpoint_manager.AllocateSyncpoint(false);
}
nvhost_nvdec_common::~nvhost_nvdec_common() {
syncpoint_manager.FreeSyncpoint(channel_syncpoint);
}
NvResult nvhost_nvdec_common::SetNVMAPfd(const std::vector<u8>& input) {
IoctlSetNvmapFD params{};
@@ -84,14 +93,14 @@ NvResult nvhost_nvdec_common::Submit(DeviceFD fd, const std::vector<u8>& input,
for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
const SyncptIncr& syncpt_incr = syncpt_increments[i];
fence_thresholds[i] =
syncpoint_manager.IncreaseSyncpoint(syncpt_incr.id, syncpt_incr.increments);
syncpoint_manager.IncrementSyncpointMaxExt(syncpt_incr.id, syncpt_incr.increments);
}
}
for (const auto& cmd_buffer : command_buffers) {
const auto object = nvmap_dev->GetObject(cmd_buffer.memory_id);
const auto object = nvmap.GetHandle(cmd_buffer.memory_id);
ASSERT_OR_EXECUTE(object, return NvResult::InvalidState;);
Tegra::ChCommandHeaderList cmdlist(cmd_buffer.word_count);
system.Memory().ReadBlock(object->addr + cmd_buffer.offset, cmdlist.data(),
system.Memory().ReadBlock(object->address + cmd_buffer.offset, cmdlist.data(),
cmdlist.size() * sizeof(u32));
gpu.PushCommandBuffer(fd_to_id[fd], cmdlist);
}
@@ -112,10 +121,8 @@ NvResult nvhost_nvdec_common::GetSyncpoint(const std::vector<u8>& input, std::ve
std::memcpy(&params, input.data(), sizeof(IoctlGetSyncpoint));
LOG_DEBUG(Service_NVDRV, "called GetSyncpoint, id={}", params.param);
if (device_syncpoints[params.param] == 0 && system.GPU().UseNvdec()) {
device_syncpoints[params.param] = syncpoint_manager.AllocateSyncpoint();
}
params.value = device_syncpoints[params.param];
// const u32 id{NvCore::SyncpointManager::channel_syncpoints[static_cast<u32>(channel_type)]};
params.value = channel_syncpoint;
std::memcpy(output.data(), &params, sizeof(IoctlGetSyncpoint));
return NvResult::Success;
@@ -123,6 +130,7 @@ NvResult nvhost_nvdec_common::GetSyncpoint(const std::vector<u8>& input, std::ve
NvResult nvhost_nvdec_common::GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output) {
IoctlGetWaitbase params{};
LOG_CRITICAL(Service_NVDRV, "called WAITBASE");
std::memcpy(&params, input.data(), sizeof(IoctlGetWaitbase));
params.value = 0; // Seems to be hard coded at 0
std::memcpy(output.data(), &params, sizeof(IoctlGetWaitbase));
@@ -136,28 +144,8 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
auto& gpu = system.GPU();
for (auto& cmd_buffer : cmd_buffer_handles) {
auto object{nvmap_dev->GetObject(cmd_buffer.map_handle)};
if (!object) {
LOG_ERROR(Service_NVDRV, "invalid cmd_buffer nvmap_handle={:X}", cmd_buffer.map_handle);
std::memcpy(output.data(), &params, output.size());
return NvResult::InvalidState;
}
if (object->dma_map_addr == 0) {
// NVDEC and VIC memory is in the 32-bit address space
// MapAllocate32 will attempt to map a lower 32-bit value in the shared gpu memory space
const GPUVAddr low_addr = gpu.MemoryManager().MapAllocate32(object->addr, object->size);
object->dma_map_addr = static_cast<u32>(low_addr);
// Ensure that the dma_map_addr is indeed in the lower 32-bit address space.
ASSERT(object->dma_map_addr == low_addr);
}
if (!object->dma_map_addr) {
LOG_ERROR(Service_NVDRV, "failed to map size={}", object->size);
} else {
cmd_buffer.map_address = object->dma_map_addr;
}
cmd_buffer.map_address = nvmap.PinHandle(cmd_buffer.map_handle);
}
std::memcpy(output.data(), &params, sizeof(IoctlMapBuffer));
std::memcpy(output.data() + sizeof(IoctlMapBuffer), cmd_buffer_handles.data(),
@@ -167,11 +155,16 @@ NvResult nvhost_nvdec_common::MapBuffer(const std::vector<u8>& input, std::vecto
}
NvResult nvhost_nvdec_common::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) {
// This is intntionally stubbed.
// Skip unmapping buffers here, as to not break the continuity of the VP9 reference frame
// addresses, and risk invalidating data before the async GPU thread is done with it
IoctlMapBuffer params{};
std::memcpy(&params, input.data(), sizeof(IoctlMapBuffer));
std::vector<MapBufferEntry> cmd_buffer_handles(params.num_entries);
SliceVectors(input, cmd_buffer_handles, params.num_entries, sizeof(IoctlMapBuffer));
for (auto& cmd_buffer : cmd_buffer_handles) {
nvmap.UnpinHandle(cmd_buffer.map_handle);
}
std::memset(output.data(), 0, output.size());
LOG_DEBUG(Service_NVDRV, "(STUBBED) called");
return NvResult::Success;
}
@@ -182,4 +175,13 @@ NvResult nvhost_nvdec_common::SetSubmitTimeout(const std::vector<u8>& input,
return NvResult::Success;
}
Kernel::KEvent* nvhost_nvdec_common::QueryEvent(u32 event_id) {
LOG_CRITICAL(Service_NVDRV, "Unknown HOSTX1 Event {}", event_id);
return nullptr;
}
void nvhost_nvdec_common::Reset() {
fd_to_id.clear();
}
} // namespace Service::Nvidia::Devices

25
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
View File

@@ -6,20 +6,26 @@
#include <vector>
#include "common/common_types.h"
#include "common/swap.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Service::Nvidia {
class SyncpointManager;
namespace NvCore {
class Container;
class NvMap;
} // namespace NvCore
namespace Devices {
class nvmap;
class nvhost_nvdec_common : public nvdevice {
public:
explicit nvhost_nvdec_common(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_);
explicit nvhost_nvdec_common(Core::System& system_, NvCore::Container& core,
NvCore::ChannelType channel_type);
~nvhost_nvdec_common() override;
static void Reset();
protected:
struct IoctlSetNvmapFD {
s32_le nvmap_fd{};
@@ -110,11 +116,16 @@ protected:
NvResult UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output);
NvResult SetSubmitTimeout(const std::vector<u8>& input, std::vector<u8>& output);
std::unordered_map<DeviceFD, u32> fd_to_id{};
Kernel::KEvent* QueryEvent(u32 event_id) override;
static std::unordered_map<DeviceFD, u32> fd_to_id;
u32 channel_syncpoint;
s32_le nvmap_fd{};
u32_le submit_timeout{};
std::shared_ptr<nvmap> nvmap_dev;
SyncpointManager& syncpoint_manager;
NvCore::Container& core;
NvCore::SyncpointManager& syncpoint_manager;
NvCore::NvMap& nvmap;
NvCore::ChannelType channel_type;
std::array<u32, MaxSyncPoints> device_syncpoints{};
};
}; // namespace Devices

8
src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
View File

@@ -8,9 +8,11 @@
#include "video_core/renderer_base.h"
namespace Service::Nvidia::Devices {
nvhost_vic::nvhost_vic(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_)
: nvhost_nvdec_common{system_, std::move(nvmap_dev_), syncpoint_manager_} {}
u32 nvhost_vic::next_id{};
nvhost_vic::nvhost_vic(Core::System& system_, NvCore::Container& core_)
: nvhost_nvdec_common{system_, core_, NvCore::ChannelType::VIC} {}
nvhost_vic::~nvhost_vic() = default;

5
src/core/hle/service/nvdrv/devices/nvhost_vic.h
View File

@@ -9,8 +9,7 @@ namespace Service::Nvidia::Devices {
class nvhost_vic final : public nvhost_nvdec_common {
public:
explicit nvhost_vic(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_);
explicit nvhost_vic(Core::System& system_, NvCore::Container& core);
~nvhost_vic();
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -24,6 +23,6 @@ public:
void OnClose(DeviceFD fd) override;
private:
u32 next_id{};
static u32 next_id;
};
} // namespace Service::Nvidia::Devices

229
src/core/hle/service/nvdrv/devices/nvmap.cpp
View File

@@ -2,19 +2,26 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <bit>
#include <cstring>
#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/kernel/k_page_table.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/memory.h"
using Core::Memory::PAGE_SIZE;
namespace Service::Nvidia::Devices {
nvmap::nvmap(Core::System& system_) : nvdevice{system_} {
// Handle 0 appears to be used when remapping, so we create a placeholder empty nvmap object to
// represent this.
CreateObject(0);
}
nvmap::nvmap(Core::System& system_, NvCore::Container& container_)
: nvdevice{system_}, container{container_}, file{container.GetNvMapFile()} {}
nvmap::~nvmap() = default;
@@ -63,38 +70,31 @@ void nvmap::OnOpen(DeviceFD fd) {}
void nvmap::OnClose(DeviceFD fd) {}
VAddr nvmap::GetObjectAddress(u32 handle) const {
auto object = GetObject(handle);
ASSERT(object);
ASSERT(object->status == Object::Status::Allocated);
return object->addr;
auto obj = file.GetHandle(handle);
if (obj) {
return obj->address;
}
return 0;
}
u32 nvmap::CreateObject(u32 size) {
// Create a new nvmap object and obtain a handle to it.
auto object = std::make_shared<Object>();
object->id = next_id++;
object->size = size;
object->status = Object::Status::Created;
object->refcount = 1;
const u32 handle = next_handle++;
handles.insert_or_assign(handle, std::move(object));
return handle;
std::shared_ptr<NvCore::NvMap::Handle> nvmap::GetObject(u32 handle) const {
return file.GetHandle(handle);
}
NvResult nvmap::IocCreate(const std::vector<u8>& input, std::vector<u8>& output) {
IocCreateParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_DEBUG(Service_NVDRV, "size=0x{:08X}", params.size);
LOG_DEBUG(Service_NVDRV, "called, size=0x{:08X}", params.size);
if (!params.size) {
LOG_ERROR(Service_NVDRV, "Size is 0");
return NvResult::BadValue;
std::shared_ptr<NvCore::NvMap::Handle> handle_description{};
auto result = file.CreateHandle(Common::AlignUp(params.size, PAGE_SIZE), handle_description);
if (result != NvResult::Success) {
LOG_CRITICAL(Service_NVDRV, "Failed to create Object");
return result;
}
params.handle = CreateObject(params.size);
handle_description->orig_size = params.size; // Orig size is the unaligned size
params.handle = handle_description->id;
LOG_DEBUG(Service_NVDRV, "handle: {}, size: 0x{:X}", handle_description->id, params.size);
std::memcpy(output.data(), &params, sizeof(params));
return NvResult::Success;
@@ -103,63 +103,68 @@ NvResult nvmap::IocCreate(const std::vector<u8>& input, std::vector<u8>& output)
NvResult nvmap::IocAlloc(const std::vector<u8>& input, std::vector<u8>& output) {
IocAllocParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_DEBUG(Service_NVDRV, "called, addr={:X}", params.addr);
LOG_DEBUG(Service_NVDRV, "called, addr={:X}", params.address);
if (!params.handle) {
LOG_ERROR(Service_NVDRV, "Handle is 0");
LOG_CRITICAL(Service_NVDRV, "Handle is 0");
return NvResult::BadValue;
}
if ((params.align - 1) & params.align) {
LOG_ERROR(Service_NVDRV, "Incorrect alignment used, alignment={:08X}", params.align);
LOG_CRITICAL(Service_NVDRV, "Incorrect alignment used, alignment={:08X}", params.align);
return NvResult::BadValue;
}
const u32 min_alignment = 0x1000;
if (params.align < min_alignment) {
params.align = min_alignment;
// Force page size alignment at a minimum
if (params.align < PAGE_SIZE) {
params.align = PAGE_SIZE;
}
auto object = GetObject(params.handle);
if (!object) {
LOG_ERROR(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
auto handle_description{file.GetHandle(params.handle)};
if (!handle_description) {
LOG_CRITICAL(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
return NvResult::BadValue;
}
if (object->status == Object::Status::Allocated) {
LOG_ERROR(Service_NVDRV, "Object is already allocated, handle={:08X}", params.handle);
if (handle_description->allocated) {
LOG_CRITICAL(Service_NVDRV, "Object is already allocated, handle={:08X}", params.handle);
return NvResult::InsufficientMemory;
}
object->flags = params.flags;
object->align = params.align;
object->kind = params.kind;
object->addr = params.addr;
object->status = Object::Status::Allocated;
const auto result =
handle_description->Alloc(params.flags, params.align, params.kind, params.address);
if (result != NvResult::Success) {
LOG_CRITICAL(Service_NVDRV, "Object failed to allocate, handle={:08X}", params.handle);
return result;
}
ASSERT(system.CurrentProcess()
->PageTable()
.LockForDeviceAddressSpace(handle_description->address, handle_description->size)
.IsSuccess());
std::memcpy(output.data(), &params, sizeof(params));
return NvResult::Success;
return result;
}
NvResult nvmap::IocGetId(const std::vector<u8>& input, std::vector<u8>& output) {
IocGetIdParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_WARNING(Service_NVDRV, "called");
LOG_DEBUG(Service_NVDRV, "called");
// See the comment in FromId for extra info on this function
if (!params.handle) {
LOG_ERROR(Service_NVDRV, "Handle is zero");
LOG_CRITICAL(Service_NVDRV, "Error!");
return NvResult::BadValue;
}
auto object = GetObject(params.handle);
if (!object) {
LOG_ERROR(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
return NvResult::BadValue;
auto handle_description{file.GetHandle(params.handle)};
if (!handle_description) {
LOG_CRITICAL(Service_NVDRV, "Error!");
return NvResult::AccessDenied; // This will always return EPERM irrespective of if the
// handle exists or not
}
params.id = object->id;
params.id = handle_description->id;
std::memcpy(output.data(), &params, sizeof(params));
return NvResult::Success;
}
@@ -168,26 +173,29 @@ NvResult nvmap::IocFromId(const std::vector<u8>& input, std::vector<u8>& output)
IocFromIdParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
LOG_DEBUG(Service_NVDRV, "called, id:{}", params.id);
auto itr = std::find_if(handles.begin(), handles.end(),
[&](const auto& entry) { return entry.second->id == params.id; });
if (itr == handles.end()) {
LOG_ERROR(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
// Handles and IDs are always the same value in nvmap however IDs can be used globally given the
// right permissions.
// Since we don't plan on ever supporting multiprocess we can skip implementing handle refs and
// so this function just does simple validation and passes through the handle id.
if (!params.id) {
LOG_CRITICAL(Service_NVDRV, "Zero Id is invalid!");
return NvResult::BadValue;
}
auto& object = itr->second;
if (object->status != Object::Status::Allocated) {
LOG_ERROR(Service_NVDRV, "Object is not allocated, handle={:08X}", params.handle);
auto handle_description{file.GetHandle(params.id)};
if (!handle_description) {
LOG_CRITICAL(Service_NVDRV, "Unregistered handle!");
return NvResult::BadValue;
}
itr->second->refcount++;
// Return the existing handle instead of creating a new one.
params.handle = itr->first;
auto result = handle_description->Duplicate(false);
if (result != NvResult::Success) {
LOG_CRITICAL(Service_NVDRV, "Could not duplicate handle!");
return result;
}
params.handle = handle_description->id;
std::memcpy(output.data(), &params, sizeof(params));
return NvResult::Success;
}
@@ -198,35 +206,43 @@ NvResult nvmap::IocParam(const std::vector<u8>& input, std::vector<u8>& output)
IocParamParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_WARNING(Service_NVDRV, "(STUBBED) called type={}", params.param);
LOG_DEBUG(Service_NVDRV, "called type={}", params.param);
auto object = GetObject(params.handle);
if (!object) {
LOG_ERROR(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
if (!params.handle) {
LOG_CRITICAL(Service_NVDRV, "Invalid handle!");
return NvResult::BadValue;
}
if (object->status != Object::Status::Allocated) {
LOG_ERROR(Service_NVDRV, "Object is not allocated, handle={:08X}", params.handle);
auto handle_description{file.GetHandle(params.handle)};
if (!handle_description) {
LOG_CRITICAL(Service_NVDRV, "Not registered handle!");
return NvResult::BadValue;
}
switch (static_cast<ParamTypes>(params.param)) {
case ParamTypes::Size:
params.result = object->size;
switch (params.param) {
case HandleParameterType::Size:
params.result = static_cast<u32_le>(handle_description->orig_size);
break;
case ParamTypes::Alignment:
params.result = object->align;
case HandleParameterType::Alignment:
params.result = static_cast<u32_le>(handle_description->align);
break;
case ParamTypes::Heap:
// TODO(Subv): Seems to be a hardcoded value?
params.result = 0x40000000;
case HandleParameterType::Base:
params.result = static_cast<u32_le>(-22); // posix EINVAL
break;
case ParamTypes::Kind:
params.result = object->kind;
case HandleParameterType::Heap:
if (handle_description->allocated)
params.result = 0x40000000;
else
params.result = 0;
break;
case HandleParameterType::Kind:
params.result = handle_description->kind;
break;
case HandleParameterType::IsSharedMemMapped:
params.result = handle_description->is_shared_mem_mapped;
break;
default:
UNIMPLEMENTED();
return NvResult::BadValue;
}
std::memcpy(output.data(), &params, sizeof(params));
@@ -234,46 +250,29 @@ NvResult nvmap::IocParam(const std::vector<u8>& input, std::vector<u8>& output)
}
NvResult nvmap::IocFree(const std::vector<u8>& input, std::vector<u8>& output) {
// TODO(Subv): These flags are unconfirmed.
enum FreeFlags {
Freed = 0,
NotFreedYet = 1,
};
IocFreeParams params;
std::memcpy(&params, input.data(), sizeof(params));
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
LOG_DEBUG(Service_NVDRV, "called");
auto itr = handles.find(params.handle);
if (itr == handles.end()) {
LOG_ERROR(Service_NVDRV, "Object does not exist, handle={:08X}", params.handle);
return NvResult::BadValue;
}
if (!itr->second->refcount) {
LOG_ERROR(
Service_NVDRV,
"There is no references to this object. The object is already freed. handle={:08X}",
params.handle);
return NvResult::BadValue;
if (!params.handle) {
LOG_CRITICAL(Service_NVDRV, "Handle null freed?");
return NvResult::Success;
}
itr->second->refcount--;
params.size = itr->second->size;
if (itr->second->refcount == 0) {
params.flags = Freed;
// The address of the nvmap is written to the output if we're finally freeing it, otherwise
// 0 is written.
params.address = itr->second->addr;
if (auto freeInfo{file.FreeHandle(params.handle, false)}) {
ASSERT(system.CurrentProcess()
->PageTable()
.UnlockForDeviceAddressSpace(freeInfo->address, freeInfo->size)
.IsSuccess());
params.address = freeInfo->address;
params.size = static_cast<u32>(freeInfo->size);
params.flags.raw = 0;
params.flags.map_uncached.Assign(freeInfo->was_uncached);
} else {
params.flags = NotFreedYet;
params.address = 0;
// This is possible when there's internel dups or other duplicates.
}
handles.erase(params.handle);
std::memcpy(output.data(), &params, sizeof(params));
return NvResult::Success;
}

55
src/core/hle/service/nvdrv/devices/nvmap.h
View File

@@ -9,15 +9,23 @@
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/swap.h"
#include "core/hle/service/nvdrv/core/nvmap.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Service::Nvidia::NvCore {
class Container;
} // namespace Service::Nvidia::NvCore
namespace Service::Nvidia::Devices {
class nvmap final : public nvdevice {
public:
explicit nvmap(Core::System& system_);
explicit nvmap(Core::System& system_, NvCore::Container& container);
~nvmap() override;
nvmap(nvmap const&) = delete;
nvmap& operator=(nvmap const&) = delete;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) override;
NvResult Ioctl2(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@@ -31,27 +39,16 @@ public:
/// Returns the allocated address of an nvmap object given its handle.
VAddr GetObjectAddress(u32 handle) const;
/// Represents an nvmap object.
struct Object {
enum class Status { Created, Allocated };
u32 id;
u32 size;
u32 flags;
u32 align;
u8 kind;
VAddr addr;
Status status;
u32 refcount;
u32 dma_map_addr;
};
std::shared_ptr<NvCore::NvMap::Handle> GetObject(u32 handle) const;
std::shared_ptr<Object> GetObject(u32 handle) const {
auto itr = handles.find(handle);
if (itr != handles.end()) {
return itr->second;
}
return {};
}
enum class HandleParameterType : u32_le {
Size = 1,
Alignment = 2,
Base = 3,
Heap = 4,
Kind = 5,
IsSharedMemMapped = 6
};
private:
/// Id to use for the next handle that is created.
@@ -60,9 +57,6 @@ private:
/// Id to use for the next object that is created.
u32 next_id = 0;
/// Mapping of currently allocated handles to the objects they represent.
std::unordered_map<u32, std::shared_ptr<Object>> handles;
struct IocCreateParams {
// Input
u32_le size{};
@@ -83,11 +77,11 @@ private:
// Input
u32_le handle{};
u32_le heap_mask{};
u32_le flags{};
NvCore::NvMap::Handle::Flags flags{};
u32_le align{};
u8 kind{};
INSERT_PADDING_BYTES(7);
u64_le addr{};
u64_le address{};
};
static_assert(sizeof(IocAllocParams) == 32, "IocAllocParams has wrong size");
@@ -96,14 +90,14 @@ private:
INSERT_PADDING_BYTES(4);
u64_le address{};
u32_le size{};
u32_le flags{};
NvCore::NvMap::Handle::Flags flags{};
};
static_assert(sizeof(IocFreeParams) == 24, "IocFreeParams has wrong size");
struct IocParamParams {
// Input
u32_le handle{};
u32_le param{};
HandleParameterType param{};
// Output
u32_le result{};
};
@@ -117,14 +111,15 @@ private:
};
static_assert(sizeof(IocGetIdParams) == 8, "IocGetIdParams has wrong size");
u32 CreateObject(u32 size);
NvResult IocCreate(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocAlloc(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocGetId(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocFromId(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocParam(const std::vector<u8>& input, std::vector<u8>& output);
NvResult IocFree(const std::vector<u8>& input, std::vector<u8>& output);
NvCore::Container& container;
NvCore::NvMap& file;
};
} // namespace Service::Nvidia::Devices

18
src/core/hle/service/nvdrv/nvdata.h
View File

@@ -1,5 +1,7 @@
// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// 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.
#pragma once
@@ -78,11 +80,15 @@ enum class NvResult : u32 {
ModuleNotPresent = 0xA000E,
};
// obtained from
// https://github.com/skyline-emu/skyline/blob/nvdec-dev/app/src/main/cpp/skyline/services/nvdrv/devices/nvhost/ctrl.h#L47
enum class EventState {
Free = 0,
Registered = 1,
Waiting = 2,
Busy = 3,
Available = 0,
Waiting = 1,
Cancelling = 2,
Signalling = 3,
Signalled = 4,
Cancelled = 5,
};
union Ioctl {

129
src/core/hle/service/nvdrv/nvdrv.cpp
View File

@@ -1,5 +1,7 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// 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 <utility>
@@ -8,6 +10,7 @@
#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"
@@ -15,17 +18,31 @@
#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_nvdec_common.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/nvdrv/syncpoint_manager.h"
#include "core/hle/service/nvflinger/nvflinger.h"
#include "video_core/gpu.h"
namespace Service::Nvidia {
EventInterface::EventInterface(Module& module_) : module{module_}, guard{}, on_signal{} {}
EventInterface::~EventInterface() = default;
Kernel::KEvent* EventInterface::CreateEvent(std::string name) {
Kernel::KEvent* new_event = module.service_context.CreateEvent(std::move(name));
return new_event;
}
void EventInterface::FreeEvent(Kernel::KEvent* event) {
module.service_context.CloseEvent(event);
}
void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger& nvflinger,
Core::System& system) {
auto module_ = std::make_shared<Module>(system);
@@ -38,33 +55,55 @@ void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger
}
Module::Module(Core::System& system)
: syncpoint_manager{system.GPU()}, service_context{system, "nvdrv"} {
for (u32 i = 0; i < MaxNvEvents; i++) {
events_interface.events[i].event =
service_context.CreateEvent(fmt::format("NVDRV::NvEvent_{}", i));
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);
: service_context{system, "nvdrv"}, events_interface{*this}, container{system.Host1x()} {
builders["/dev/nvhost-as-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_as_gpu>(system, *this, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_gpu>(system, events_interface, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-ctrl-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_ctrl_gpu>(system, events_interface);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvmap"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvmap>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvdisp_disp0"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvdisp_disp0>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-ctrl"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-nvdec"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_nvdec>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-nvjpg"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device = std::make_shared<Devices::nvhost_nvjpg>(system);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-vic"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_vic>(system, container);
return open_files.emplace(fd, device).first;
};
}
Module::~Module() {
for (u32 i = 0; i < MaxNvEvents; i++) {
service_context.CloseEvent(events_interface.events[i].event);
}
Devices::nvhost_nvdec_common::Reset();
}
NvResult Module::VerifyFD(DeviceFD fd) const {
@@ -82,18 +121,18 @@ NvResult Module::VerifyFD(DeviceFD fd) const {
}
DeviceFD Module::Open(const std::string& device_name) {
if (devices.find(device_name) == devices.end()) {
auto it = builders.find(device_name);
if (it == builders.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++;
auto& builder = it->second;
auto device = builder(fd)->second;
device->OnOpen(fd);
open_files[fd] = std::move(device);
return fd;
}
@@ -168,22 +207,24 @@ NvResult Module::Close(DeviceFD fd) {
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();
}
NvResult Module::QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
}
Kernel::KReadableEvent& Module::GetEvent(const u32 event_id) {
return events_interface.events[event_id].event->GetReadableEvent();
}
const auto itr = open_files.find(fd);
Kernel::KWritableEvent& Module::GetEventWriteable(const u32 event_id) {
return events_interface.events[event_id].event->GetWritableEvent();
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

127
src/core/hle/service/nvdrv/nvdrv.h
View File

@@ -1,16 +1,21 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// 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.
#pragma once
#include <functional>
#include <list>
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
#include "common/common_types.h"
#include "core/hle/service/kernel_helpers.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/nvdata.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/hle/service/nvflinger/ui/fence.h"
#include "core/hle/service/service.h"
@@ -28,81 +33,31 @@ class NVFlinger;
namespace Service::Nvidia {
namespace NvCore {
class Container;
class SyncpointManager;
} // namespace NvCore
namespace Devices {
class nvdevice;
}
class nvhost_ctrl;
} // namespace Devices
/// Represents an Nvidia event
struct NvEvent {
Kernel::KEvent* event{};
NvFence fence{};
};
class Module;
struct EventInterface {
// Mask representing currently busy events
u64 events_mask{};
// Each kernel event associated to an NV event
std::array<NvEvent, MaxNvEvents> events;
// The status of the current NVEvent
std::array<EventState, MaxNvEvents> status{};
// Tells if an NVEvent is registered or not
std::array<bool, MaxNvEvents> registered{};
// Tells the NVEvent that it has failed.
std::array<bool, MaxNvEvents> failed{};
// When an NVEvent is waiting on GPU interrupt, this is the sync_point
// associated with it.
std::array<u32, MaxNvEvents> assigned_syncpt{};
// This is the value of the GPU interrupt for which the NVEvent is waiting
// for.
std::array<u32, MaxNvEvents> assigned_value{};
// Constant to denote an unasigned syncpoint.
static constexpr u32 unassigned_syncpt = 0xFFFFFFFF;
std::optional<u32> GetFreeEvent() const {
u64 mask = events_mask;
for (u32 i = 0; i < MaxNvEvents; i++) {
const bool is_free = (mask & 0x1) == 0;
if (is_free) {
if (status[i] == EventState::Registered || status[i] == EventState::Free) {
return {i};
}
}
mask = mask >> 1;
}
return std::nullopt;
}
void SetEventStatus(const u32 event_id, EventState new_status) {
EventState old_status = status[event_id];
if (old_status == new_status) {
return;
}
status[event_id] = new_status;
if (new_status == EventState::Registered) {
registered[event_id] = true;
}
if (new_status == EventState::Waiting || new_status == EventState::Busy) {
events_mask |= (1ULL << event_id);
}
}
void RegisterEvent(const u32 event_id) {
registered[event_id] = true;
if (status[event_id] == EventState::Free) {
status[event_id] = EventState::Registered;
}
}
void UnregisterEvent(const u32 event_id) {
registered[event_id] = false;
if (status[event_id] == EventState::Registered) {
status[event_id] = EventState::Free;
}
}
void LiberateEvent(const u32 event_id) {
status[event_id] = registered[event_id] ? EventState::Registered : EventState::Free;
events_mask &= ~(1ULL << event_id);
assigned_syncpt[event_id] = unassigned_syncpt;
assigned_value[event_id] = 0;
}
class EventInterface {
public:
EventInterface(Module& module_);
~EventInterface();
Kernel::KEvent* CreateEvent(std::string name);
void FreeEvent(Kernel::KEvent* event);
private:
Module& module;
std::mutex guard;
std::list<Devices::nvhost_ctrl*> on_signal;
};
class Module final {
@@ -112,9 +67,9 @@ public:
/// Returns a pointer to one of the available devices, identified by its name.
template <typename T>
std::shared_ptr<T> GetDevice(const std::string& name) {
auto itr = devices.find(name);
if (itr == devices.end())
std::shared_ptr<T> GetDevice(DeviceFD fd) {
auto itr = open_files.find(fd);
if (itr == open_files.end())
return nullptr;
return std::static_pointer_cast<T>(itr->second);
}
@@ -137,28 +92,28 @@ public:
/// Closes a device file descriptor and returns operation success.
NvResult Close(DeviceFD fd);
void SignalSyncpt(const u32 syncpoint_id, const u32 value);
Kernel::KReadableEvent& GetEvent(u32 event_id);
Kernel::KWritableEvent& GetEventWriteable(u32 event_id);
NvResult QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event);
private:
/// Manages syncpoints on the host
SyncpointManager syncpoint_manager;
friend class EventInterface;
/// Id to use for the next open file descriptor.
DeviceFD next_fd = 1;
using FilesContainerType = std::unordered_map<DeviceFD, std::shared_ptr<Devices::nvdevice>>;
/// Mapping of file descriptors to the devices they reference.
std::unordered_map<DeviceFD, std::shared_ptr<Devices::nvdevice>> open_files;
FilesContainerType open_files;
/// Mapping of device node names to their implementation.
std::unordered_map<std::string, std::shared_ptr<Devices::nvdevice>> devices;
KernelHelpers::ServiceContext service_context;
EventInterface events_interface;
KernelHelpers::ServiceContext service_context;
/// Manages syncpoints on the host
NvCore::Container container;
void CreateEvent(u32 event_id);
void FreeEvent(u32 event_id);
std::unordered_map<std::string, std::function<FilesContainerType::iterator(DeviceFD)>> builders;
};
/// Registers all NVDRV services with the specified service manager.

32
src/core/hle/service/nvdrv/nvdrv_interface.cpp
View File

@@ -1,10 +1,13 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
// 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 <cinttypes>
#include "common/logging/log.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/service/nvdrv/nvdata.h"
#include "core/hle/service/nvdrv/nvdrv.h"
@@ -12,10 +15,6 @@
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};
@@ -164,8 +163,7 @@ void NVDRV::Initialize(Kernel::HLERequestContext& ctx) {
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);
const auto event_id = rp.Pop<u32>();
if (!is_initialized) {
ServiceError(ctx, NvResult::NotInitialized);
@@ -173,24 +171,20 @@ void NVDRV::QueryEvent(Kernel::HLERequestContext& ctx) {
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;
}
Kernel::KEvent* event = nullptr;
NvResult result = nvdrv->QueryEvent(fd, event_id, event);
if (event_id < MaxNvEvents) {
if (result == NvResult::Success) {
IPC::ResponseBuilder rb{ctx, 3, 1};
rb.Push(ResultSuccess);
auto& event = nvdrv->GetEvent(event_id);
event.Clear();
rb.PushCopyObjects(event);
auto& readable_event = event->GetReadableEvent();
rb.PushCopyObjects(readable_event);
rb.PushEnum(NvResult::Success);
} else {
LOG_ERROR(Service_NVDRV, "Invalid event request!");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(NvResult::BadParameter);
rb.PushEnum(result);
}
}

2
src/core/hle/service/nvdrv/nvdrv_interface.h
View File

@@ -18,8 +18,6 @@ public:
explicit NVDRV(Core::System& system_, std::shared_ptr<Module> nvdrv_, const char* name);
~NVDRV() override;
void SignalGPUInterruptSyncpt(u32 syncpoint_id, u32 value);
private:
void Open(Kernel::HLERequestContext& ctx);
void Ioctl1(Kernel::HLERequestContext& ctx);

27
src/core/hle/service/nvflinger/nvflinger.cpp
View File

@@ -23,6 +23,8 @@
#include "core/hle/service/vi/display/vi_display.h"
#include "core/hle/service/vi/layer/vi_layer.h"
#include "video_core/gpu.h"
#include "video_core/host1x/host1x.h"
#include "video_core/host1x/syncpoint_manager.h"
namespace Service::NVFlinger {
@@ -95,10 +97,15 @@ NVFlinger::~NVFlinger() {
display.GetLayer(layer).Core().NotifyShutdown();
}
}
if (nvdrv) {
nvdrv->Close(disp_fd);
}
}
void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) {
nvdrv = std::move(instance);
disp_fd = nvdrv->Open("/dev/nvdisp_disp0");
}
std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) {
@@ -252,30 +259,24 @@ void NVFlinger::Compose() {
return; // We are likely shutting down
}
auto& gpu = system.GPU();
const auto& multi_fence = buffer.fence;
guard->unlock();
for (u32 fence_id = 0; fence_id < multi_fence.num_fences; fence_id++) {
const auto& fence = multi_fence.fences[fence_id];
gpu.WaitFence(fence.id, fence.value);
}
guard->lock();
MicroProfileFlip();
// Now send the buffer to the GPU for drawing.
// TODO(Subv): Support more than just disp0. The display device selection is probably based
// on which display we're drawing (Default, Internal, External, etc)
auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>("/dev/nvdisp_disp0");
auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>(disp_fd);
ASSERT(nvdisp);
guard->unlock();
Common::Rectangle<int> crop_rect{
static_cast<int>(buffer.crop.Left()), static_cast<int>(buffer.crop.Top()),
static_cast<int>(buffer.crop.Right()), static_cast<int>(buffer.crop.Bottom())};
nvdisp->flip(igbp_buffer.BufferId(), igbp_buffer.Offset(), igbp_buffer.ExternalFormat(),
igbp_buffer.Width(), igbp_buffer.Height(), igbp_buffer.Stride(),
static_cast<android::BufferTransformFlags>(buffer.transform), crop_rect);
static_cast<android::BufferTransformFlags>(buffer.transform), crop_rect,
buffer.fence.fences, buffer.fence.num_fences);
MicroProfileFlip();
guard->lock();
swap_interval = buffer.swap_interval;

1
src/core/hle/service/nvflinger/nvflinger.h
View File

@@ -114,6 +114,7 @@ private:
void SplitVSync(std::stop_token stop_token);
std::shared_ptr<Nvidia::Module> nvdrv;
s32 disp_fd;
std::list<VI::Display> displays;

1
src/core/hle/service/vi/vi.cpp
View File

@@ -62,6 +62,7 @@ static_assert(sizeof(DisplayInfo) == 0x60, "DisplayInfo has wrong size");
class NativeWindow final {
public:
constexpr explicit NativeWindow(u32 id_) : id{id_} {}
constexpr explicit NativeWindow(const NativeWindow& other) = default;
private:
const u32 magic = 2;

9
src/core/memory.cpp
View File

@@ -477,6 +477,11 @@ struct Memory::Impl {
[]() {});
}
[[nodiscard]] u8* GetPointerSilent(const VAddr vaddr) const {
return GetPointerImpl(
vaddr, []() {}, []() {});
}
/**
* Reads a particular data type out of memory at the given virtual address.
*
@@ -611,6 +616,10 @@ u8* Memory::GetPointer(VAddr vaddr) {
return impl->GetPointer(vaddr);
}
u8* Memory::GetPointerSilent(VAddr vaddr) {
return impl->GetPointerSilent(vaddr);
}
const u8* Memory::GetPointer(VAddr vaddr) const {
return impl->GetPointer(vaddr);
}

1
src/core/memory.h
View File

@@ -115,6 +115,7 @@ public:
* If the address is not valid, nullptr will be returned.
*/
u8* GetPointer(VAddr vaddr);
u8* GetPointerSilent(VAddr vaddr);
template <typename T>
T* GetPointer(VAddr vaddr) {