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NVDRV: Implement sessions and initial implementation of SMMU

This commit is contained in:
Fernando Sahmkow 2023-12-24 18:20:02 +01:00 committed by Liam
parent 2f0418c101
commit 7a9d1ad2f8
37 changed files with 260 additions and 100 deletions
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8
src/core/hle/service/hle_ipc.h
View File

@ -19,6 +19,8 @@
#include "core/hle/ipc.h"
#include "core/hle/kernel/k_handle_table.h"
#include "core/hle/kernel/svc_common.h"
#include "core/hle/kernel/k_auto_object.h"
#include "core/hle/kernel/k_handle_table.h"
union Result;
@ -41,6 +43,8 @@ class KernelCore;
class KHandleTable;
class KProcess;
class KServerSession;
template <typename T>
class KScopedAutoObject;
class KThread;
} // namespace Kernel
@ -373,6 +377,10 @@ public:
return nullptr;
}
Kernel::KScopedAutoObject<Kernel::KAutoObject> GetObjectFromHandle(u32 handle) {
return GetClientHandleTable().GetObjectForIpc(handle, thread);
}
[[nodiscard]] std::shared_ptr<SessionRequestManager> GetManager() const {
return manager.lock();
}

44
src/core/hle/service/nvdrv/core/container.cpp
View File

@ -2,19 +2,30 @@
// SPDX-FileCopyrightText: 2022 Skyline Team and Contributors
// SPDX-License-Identifier: GPL-3.0-or-later
#include <atomic>
#include <deque>
#include <mutex>
#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/core/syncpoint_manager.h"
#include "core/memory.h"
#include "video_core/host1x/host1x.h"
namespace Service::Nvidia::NvCore {
struct ContainerImpl {
explicit ContainerImpl(Tegra::Host1x::Host1x& host1x_)
: file{host1x_}, manager{host1x_}, device_file_data{} {}
: host1x{host1x_}, file{host1x_}, manager{host1x_}, device_file_data{} {}
Tegra::Host1x::Host1x& host1x;
NvMap file;
SyncpointManager manager;
Container::Host1xDeviceFileData device_file_data;
std::deque<Session> sessions;
size_t new_ids{};
std::deque<size_t> id_pool;
std::mutex session_guard;
};
Container::Container(Tegra::Host1x::Host1x& host1x_) {
@ -23,6 +34,37 @@ Container::Container(Tegra::Host1x::Host1x& host1x_) {
Container::~Container() = default;
size_t Container::OpenSession(Kernel::KProcess* process) {
std::scoped_lock lk(impl->session_guard);
size_t new_id{};
auto* memory_interface = &process->GetMemory();
auto& smmu = impl->host1x.MemoryManager();
auto smmu_id = smmu.RegisterProcess(memory_interface);
if (!impl->id_pool.empty()) {
new_id = impl->id_pool.front();
impl->id_pool.pop_front();
impl->sessions[new_id] = Session{new_id, process, smmu_id};
} else {
impl->sessions.emplace_back(new_id, process, smmu_id);
new_id = impl->new_ids++;
}
LOG_CRITICAL(Debug, "Created Session {}", new_id);
return new_id;
}
void Container::CloseSession(size_t id) {
std::scoped_lock lk(impl->session_guard);
auto& smmu = impl->host1x.MemoryManager();
smmu.UnregisterProcess(impl->sessions[id].smmu_id);
impl->id_pool.emplace_front(id);
LOG_CRITICAL(Debug, "Closed Session {}", id);
}
Session* Container::GetSession(size_t id) {
std::atomic_thread_fence(std::memory_order_acquire);
return &impl->sessions[id];
}
NvMap& Container::GetNvMapFile() {
return impl->file;
}

15
src/core/hle/service/nvdrv/core/container.h
View File

@ -10,6 +10,10 @@
#include "core/hle/service/nvdrv/nvdata.h"
namespace Kernel {
class KProcess;
}
namespace Tegra::Host1x {
class Host1x;
} // namespace Tegra::Host1x
@ -21,11 +25,22 @@ class SyncpointManager;
struct ContainerImpl;
struct Session {
size_t id;
Kernel::KProcess* process;
size_t smmu_id;
};
class Container {
public:
explicit Container(Tegra::Host1x::Host1x& host1x);
~Container();
size_t OpenSession(Kernel::KProcess* process);
void CloseSession(size_t id);
Session* GetSession(size_t id);
NvMap& GetNvMapFile();
const NvMap& GetNvMapFile() const;

58
src/core/hle/service/nvdrv/core/nvmap.cpp
View File

@ -18,8 +18,6 @@ NvMap::Handle::Handle(u64 size_, Id id_)
}
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;
@ -79,10 +77,11 @@ void NvMap::UnmapHandle(Handle& handle_description) {
}
// 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));
auto& smmu = host1x.MemoryManager();
smmu.Unmap(static_cast<DAddr>(handle_description.pin_virt_address),
handle_description.aligned_size);
smmu.Free(handle_description.pin_virt_address,
static_cast<size_t>(handle_description.aligned_size));
handle_description.pin_virt_address = 0;
}
@ -133,7 +132,32 @@ VAddr NvMap::GetHandleAddress(Handle::Id handle) {
}
}
u32 NvMap::PinHandle(NvMap::Handle::Id handle) {
NvResult NvMap::AllocateHandle(Handle::Id handle, Handle::Flags pFlags, u32 pAlign, u8 pKind, u64 pAddress, size_t session_id) {
auto handle_description{GetHandle(handle)};
if (!handle_description) [[unlikely]] {
return NvResult::BadParameter;
}
if (handle_description->allocated) [[unlikely]] {
return NvResult::InsufficientMemory;
}
std::scoped_lock lock(handle_description->mutex);
NvResult result = handle_description->Alloc(pFlags, pAlign, pKind, pAddress);
if (result != NvResult::Success) {
return result;
}
auto& smmu = host1x.MemoryManager();
size_t total_size = static_cast<size_t>(handle_description->aligned_size);
handle_description->d_address = smmu.Allocate(total_size);
if (handle_description->d_address == 0) {
return NvResult::InsufficientMemory;
}
smmu.Map(handle_description->d_address, handle_description->address, total_size, session_id);
return NvResult::Success;
}
u32 NvMap::PinHandle(NvMap::Handle::Id handle, size_t session_id) {
auto handle_description{GetHandle(handle)};
if (!handle_description) [[unlikely]] {
return 0;
@ -157,11 +181,10 @@ u32 NvMap::PinHandle(NvMap::Handle::Id handle) {
}
// 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))) == 0) {
DAddr address{};
auto& smmu = host1x.MemoryManager();
while ((address = smmu.AllocatePinned(
static_cast<size_t>(handle_description->aligned_size))) == 0) {
// Free handles until the allocation succeeds
std::scoped_lock queueLock(unmap_queue_lock);
if (auto freeHandleDesc{unmap_queue.front()}) {
@ -175,9 +198,9 @@ u32 NvMap::PinHandle(NvMap::Handle::Id handle) {
}
}
smmu_memory_manager.Map(static_cast<GPUVAddr>(address), handle_description->address,
handle_description->aligned_size);
handle_description->pin_virt_address = address;
smmu.Map(address, handle_description->address, handle_description->aligned_size,
session_id);
handle_description->pin_virt_address = static_cast<u32>(address);
}
handle_description->pins++;
@ -236,6 +259,11 @@ std::optional<NvMap::FreeInfo> NvMap::FreeHandle(Handle::Id handle, bool interna
std::scoped_lock queueLock(unmap_queue_lock);
UnmapHandle(*handle_description);
}
if (handle_description->allocated) {
auto& smmu = host1x.MemoryManager();
smmu.Free(handle_description->d_address, handle_description->aligned_size);
smmu.Unmap(handle_description->d_address, handle_description->aligned_size);
}
handle_description->pins = 0;
}

16
src/core/hle/service/nvdrv/core/nvmap.h
View File

@ -61,8 +61,10 @@ public:
} 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
VAddr address{}; //!< The memory location in the guest's AS that this handle corresponds to,
//!< this can also be in the nvdrv tmem
DAddr d_address{}; //!< The memory location in the device'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
@ -125,7 +127,15 @@ public:
* number of calls to `UnpinHandle`
* @return The SMMU virtual address that the handle has been mapped to
*/
u32 PinHandle(Handle::Id handle);
u32 PinHandle(Handle::Id handle, size_t session_id);
/**
* @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
*/
NvResult AllocateHandle(Handle::Id handle, Handle::Flags pFlags, u32 pAlign, u8 pKind, u64 pAddress, size_t session_id);
/**
* @brief When this has been called an equal number of times to `PinHandle` for the supplied

2
src/core/hle/service/nvdrv/devices/nvdevice.h
View File

@ -62,7 +62,7 @@ public:
* Called once a device is opened
* @param fd The device fd
*/
virtual void OnOpen(DeviceFD fd) = 0;
virtual void OnOpen(size_t session_id, DeviceFD fd) = 0;
/**
* Called once a device is closed

2
src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
View File

@ -35,7 +35,7 @@ NvResult nvdisp_disp0::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> in
return NvResult::NotImplemented;
}
void nvdisp_disp0::OnOpen(DeviceFD fd) {}
void nvdisp_disp0::OnOpen(size_t session_id, DeviceFD fd) {}
void nvdisp_disp0::OnClose(DeviceFD fd) {}
void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, android::PixelFormat format, u32 width,

2
src/core/hle/service/nvdrv/devices/nvdisp_disp0.h
View File

@ -32,7 +32,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
/// Performs a screen flip, drawing the buffer pointed to by the handle.

2
src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
View File

@ -86,7 +86,7 @@ NvResult nvhost_as_gpu::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> i
return NvResult::NotImplemented;
}
void nvhost_as_gpu::OnOpen(DeviceFD fd) {}
void nvhost_as_gpu::OnOpen(size_t session_id, DeviceFD fd) {}
void nvhost_as_gpu::OnClose(DeviceFD fd) {}
NvResult nvhost_as_gpu::AllocAsEx(IoctlAllocAsEx& params) {

2
src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h
View File

@ -55,7 +55,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;

2
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
View File

@ -76,7 +76,7 @@ NvResult nvhost_ctrl::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> inp
return NvResult::NotImplemented;
}
void nvhost_ctrl::OnOpen(DeviceFD fd) {}
void nvhost_ctrl::OnOpen(size_t session_id, DeviceFD fd) {}
void nvhost_ctrl::OnClose(DeviceFD fd) {}

2
src/core/hle/service/nvdrv/devices/nvhost_ctrl.h
View File

@ -32,7 +32,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;

2
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
View File

@ -82,7 +82,7 @@ NvResult nvhost_ctrl_gpu::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8>
return NvResult::NotImplemented;
}
void nvhost_ctrl_gpu::OnOpen(DeviceFD fd) {}
void nvhost_ctrl_gpu::OnOpen(size_t session_id, DeviceFD fd) {}
void nvhost_ctrl_gpu::OnClose(DeviceFD fd) {}
NvResult nvhost_ctrl_gpu::GetCharacteristics1(IoctlCharacteristics& params) {

2
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
View File

@ -28,7 +28,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;

2
src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
View File

@ -120,7 +120,7 @@ NvResult nvhost_gpu::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> inpu
return NvResult::NotImplemented;
}
void nvhost_gpu::OnOpen(DeviceFD fd) {}
void nvhost_gpu::OnOpen(size_t session_id, DeviceFD fd) {}
void nvhost_gpu::OnClose(DeviceFD fd) {}
NvResult nvhost_gpu::SetNVMAPfd(IoctlSetNvmapFD& params) {

2
src/core/hle/service/nvdrv/devices/nvhost_gpu.h
View File

@ -47,7 +47,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;

9
src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp
View File

@ -35,7 +35,7 @@ NvResult nvhost_nvdec::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> in
case 0x7:
return WrapFixed(this, &nvhost_nvdec::SetSubmitTimeout, input, output);
case 0x9:
return WrapFixedVariable(this, &nvhost_nvdec::MapBuffer, input, output);
return WrapFixedVariable(this, &nvhost_nvdec::MapBuffer, input, output, fd);
case 0xa:
return WrapFixedVariable(this, &nvhost_nvdec::UnmapBuffer, input, output);
default:
@ -68,9 +68,10 @@ NvResult nvhost_nvdec::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> in
return NvResult::NotImplemented;
}
void nvhost_nvdec::OnOpen(DeviceFD fd) {
void nvhost_nvdec::OnOpen(size_t session_id, DeviceFD fd) {
LOG_INFO(Service_NVDRV, "NVDEC video stream started");
system.SetNVDECActive(true);
sessions[fd] = session_id;
}
void nvhost_nvdec::OnClose(DeviceFD fd) {
@ -81,6 +82,10 @@ void nvhost_nvdec::OnClose(DeviceFD fd) {
system.GPU().ClearCdmaInstance(iter->second);
}
system.SetNVDECActive(false);
auto it = sessions.find(fd);
if (it != sessions.end()) {
sessions.erase(it);
}
}
} // namespace Service::Nvidia::Devices

2
src/core/hle/service/nvdrv/devices/nvhost_nvdec.h
View File

@ -20,7 +20,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
};

4
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
View File

@ -133,10 +133,10 @@ NvResult nvhost_nvdec_common::GetWaitbase(IoctlGetWaitbase& params) {
return NvResult::Success;
}
NvResult nvhost_nvdec_common::MapBuffer(IoctlMapBuffer& params, std::span<MapBufferEntry> entries) {
NvResult nvhost_nvdec_common::MapBuffer(IoctlMapBuffer& params, std::span<MapBufferEntry> entries, DeviceFD fd) {
const size_t num_entries = std::min(params.num_entries, static_cast<u32>(entries.size()));
for (size_t i = 0; i < num_entries; i++) {
entries[i].map_address = nvmap.PinHandle(entries[i].map_handle);
entries[i].map_address = nvmap.PinHandle(entries[i].map_handle, sessions[fd]);
}
return NvResult::Success;

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

@ -5,6 +5,8 @@
#include <deque>
#include <vector>
#include <unordered_map>
#include "common/common_types.h"
#include "common/swap.h"
#include "core/hle/service/nvdrv/core/syncpoint_manager.h"
@ -111,7 +113,7 @@ protected:
NvResult Submit(IoctlSubmit& params, std::span<u8> input, DeviceFD fd);
NvResult GetSyncpoint(IoctlGetSyncpoint& params);
NvResult GetWaitbase(IoctlGetWaitbase& params);
NvResult MapBuffer(IoctlMapBuffer& params, std::span<MapBufferEntry> entries);
NvResult MapBuffer(IoctlMapBuffer& params, std::span<MapBufferEntry> entries, DeviceFD fd);
NvResult UnmapBuffer(IoctlMapBuffer& params, std::span<MapBufferEntry> entries);
NvResult SetSubmitTimeout(u32 timeout);
@ -125,6 +127,7 @@ protected:
NvCore::NvMap& nvmap;
NvCore::ChannelType channel_type;
std::array<u32, MaxSyncPoints> device_syncpoints{};
std::unordered_map<DeviceFD, size_t> sessions;
};
}; // namespace Devices
} // namespace Service::Nvidia

2
src/core/hle/service/nvdrv/devices/nvhost_nvjpg.cpp
View File

@ -44,7 +44,7 @@ NvResult nvhost_nvjpg::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> in
return NvResult::NotImplemented;
}
void nvhost_nvjpg::OnOpen(DeviceFD fd) {}
void nvhost_nvjpg::OnOpen(size_t session_id, DeviceFD fd) {}
void nvhost_nvjpg::OnClose(DeviceFD fd) {}
NvResult nvhost_nvjpg::SetNVMAPfd(IoctlSetNvmapFD& params) {

2
src/core/hle/service/nvdrv/devices/nvhost_nvjpg.h
View File

@ -22,7 +22,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
private:

10
src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
View File

@ -33,7 +33,7 @@ NvResult nvhost_vic::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> inpu
case 0x3:
return WrapFixed(this, &nvhost_vic::GetWaitbase, input, output);
case 0x9:
return WrapFixedVariable(this, &nvhost_vic::MapBuffer, input, output);
return WrapFixedVariable(this, &nvhost_vic::MapBuffer, input, output, fd);
case 0xa:
return WrapFixedVariable(this, &nvhost_vic::UnmapBuffer, input, output);
default:
@ -68,7 +68,9 @@ NvResult nvhost_vic::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> inpu
return NvResult::NotImplemented;
}
void nvhost_vic::OnOpen(DeviceFD fd) {}
void nvhost_vic::OnOpen(size_t session_id, DeviceFD fd) {
sessions[fd] = session_id;
}
void nvhost_vic::OnClose(DeviceFD fd) {
auto& host1x_file = core.Host1xDeviceFile();
@ -76,6 +78,10 @@ void nvhost_vic::OnClose(DeviceFD fd) {
if (iter != host1x_file.fd_to_id.end()) {
system.GPU().ClearCdmaInstance(iter->second);
}
auto it = sessions.find(fd);
if (it != sessions.end()) {
sessions.erase(it);
}
}
} // namespace Service::Nvidia::Devices

2
src/core/hle/service/nvdrv/devices/nvhost_vic.h
View File

@ -19,7 +19,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
};
} // namespace Service::Nvidia::Devices

31
src/core/hle/service/nvdrv/devices/nvmap.cpp
View File

@ -36,9 +36,9 @@ NvResult nvmap::Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> input,
case 0x3:
return WrapFixed(this, &nvmap::IocFromId, input, output);
case 0x4:
return WrapFixed(this, &nvmap::IocAlloc, input, output);
return WrapFixed(this, &nvmap::IocAlloc, input, output, fd);
case 0x5:
return WrapFixed(this, &nvmap::IocFree, input, output);
return WrapFixed(this, &nvmap::IocFree, input, output, fd);
case 0x9:
return WrapFixed(this, &nvmap::IocParam, input, output);
case 0xe:
@ -67,8 +67,15 @@ NvResult nvmap::Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, st
return NvResult::NotImplemented;
}
void nvmap::OnOpen(DeviceFD fd) {}
void nvmap::OnClose(DeviceFD fd) {}
void nvmap::OnOpen(size_t session_id, DeviceFD fd) {
sessions[fd] = session_id;
}
void nvmap::OnClose(DeviceFD fd) {
auto it = sessions.find(fd);
if (it != sessions.end()) {
sessions.erase(it);
}
}
NvResult nvmap::IocCreate(IocCreateParams& params) {
LOG_DEBUG(Service_NVDRV, "called, size=0x{:08X}", params.size);
@ -87,7 +94,7 @@ NvResult nvmap::IocCreate(IocCreateParams& params) {
return NvResult::Success;
}
NvResult nvmap::IocAlloc(IocAllocParams& params) {
NvResult nvmap::IocAlloc(IocAllocParams& params, DeviceFD fd) {
LOG_DEBUG(Service_NVDRV, "called, addr={:X}", params.address);
if (!params.handle) {
@ -116,15 +123,15 @@ NvResult nvmap::IocAlloc(IocAllocParams& params) {
return NvResult::InsufficientMemory;
}
const auto result =
handle_description->Alloc(params.flags, params.align, params.kind, params.address);
const auto result = file.AllocateHandle(params.handle, params.flags, params.align, params.kind,
params.address, sessions[fd]);
if (result != NvResult::Success) {
LOG_CRITICAL(Service_NVDRV, "Object failed to allocate, handle={:08X}", params.handle);
return result;
}
bool is_out_io{};
ASSERT(system.ApplicationProcess()
->GetPageTable()
auto process = container.GetSession(sessions[fd])->process;
ASSERT(process->GetPageTable()
.LockForMapDeviceAddressSpace(&is_out_io, handle_description->address,
handle_description->size,
Kernel::KMemoryPermission::None, true, false)
@ -224,7 +231,7 @@ NvResult nvmap::IocParam(IocParamParams& params) {
return NvResult::Success;
}
NvResult nvmap::IocFree(IocFreeParams& params) {
NvResult nvmap::IocFree(IocFreeParams& params, DeviceFD fd) {
LOG_DEBUG(Service_NVDRV, "called");
if (!params.handle) {
@ -233,9 +240,9 @@ NvResult nvmap::IocFree(IocFreeParams& params) {
}
if (auto freeInfo{file.FreeHandle(params.handle, false)}) {
auto process = container.GetSession(sessions[fd])->process;
if (freeInfo->can_unlock) {
ASSERT(system.ApplicationProcess()
->GetPageTable()
ASSERT(process->GetPageTable()
.UnlockForDeviceAddressSpace(freeInfo->address, freeInfo->size)
.IsSuccess());
}

7
src/core/hle/service/nvdrv/devices/nvmap.h
View File

@ -33,7 +33,7 @@ public:
NvResult Ioctl3(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output,
std::span<u8> inline_output) override;
void OnOpen(DeviceFD fd) override;
void OnOpen(size_t session_id, DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
enum class HandleParameterType : u32_le {
@ -100,11 +100,11 @@ public:
static_assert(sizeof(IocGetIdParams) == 8, "IocGetIdParams has wrong size");
NvResult IocCreate(IocCreateParams& params);
NvResult IocAlloc(IocAllocParams& params);
NvResult IocAlloc(IocAllocParams& params, DeviceFD fd);
NvResult IocGetId(IocGetIdParams& params);
NvResult IocFromId(IocFromIdParams& params);
NvResult IocParam(IocParamParams& params);
NvResult IocFree(IocFreeParams& params);
NvResult IocFree(IocFreeParams& params, DeviceFD fd);
private:
/// Id to use for the next handle that is created.
@ -115,6 +115,7 @@ private:
NvCore::Container& container;
NvCore::NvMap& file;
std::unordered_map<DeviceFD, size_t> sessions;
};
} // namespace Service::Nvidia::Devices

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

@ -45,13 +45,22 @@ void EventInterface::FreeEvent(Kernel::KEvent* event) {
void LoopProcess(Nvnflinger::Nvnflinger& nvnflinger, Core::System& system) {
auto server_manager = std::make_unique<ServerManager>(system);
auto module = std::make_shared<Module>(system);
server_manager->RegisterNamedService("nvdrv", std::make_shared<NVDRV>(system, module, "nvdrv"));
server_manager->RegisterNamedService("nvdrv:a",
std::make_shared<NVDRV>(system, module, "nvdrv:a"));
server_manager->RegisterNamedService("nvdrv:s",
std::make_shared<NVDRV>(system, module, "nvdrv:s"));
server_manager->RegisterNamedService("nvdrv:t",
std::make_shared<NVDRV>(system, module, "nvdrv:t"));
const auto NvdrvInterfaceFactoryForApplication = [&, module] {
return std::make_shared<NVDRV>(system, module, "nvdrv");
};
const auto NvdrvInterfaceFactoryForApplets = [&, module] {
return std::make_shared<NVDRV>(system, module, "nvdrv:a");
};
const auto NvdrvInterfaceFactoryForSysmodules = [&, module] {
return std::make_shared<NVDRV>(system, module, "nvdrv:a");
};
const auto NvdrvInterfaceFactory = [&, module] {
return std::make_shared<NVDRV>(system, module, "nvdrv:t");
};
server_manager->RegisterNamedService("nvdrv", NvdrvInterfaceFactoryForApplication);
server_manager->RegisterNamedService("nvdrv:a", NvdrvInterfaceFactoryForApplets);
server_manager->RegisterNamedService("nvdrv:s", NvdrvInterfaceFactoryForSysmodules);
server_manager->RegisterNamedService("nvdrv:t", NvdrvInterfaceFactory);
server_manager->RegisterNamedService("nvmemp", std::make_shared<NVMEMP>(system));
nvnflinger.SetNVDrvInstance(module);
ServerManager::RunServer(std::move(server_manager));
@ -113,7 +122,7 @@ NvResult Module::VerifyFD(DeviceFD fd) const {
return NvResult::Success;
}
DeviceFD Module::Open(const std::string& device_name) {
DeviceFD Module::Open(const std::string& device_name, size_t session_id) {
auto it = builders.find(device_name);
if (it == builders.end()) {
LOG_ERROR(Service_NVDRV, "Trying to open unknown device {}", device_name);
@ -124,7 +133,7 @@ DeviceFD Module::Open(const std::string& device_name) {
auto& builder = it->second;
auto device = builder(fd)->second;
device->OnOpen(fd);
device->OnOpen(session_id, fd);
return fd;
}

6
src/core/hle/service/nvdrv/nvdrv.h
View File

@ -77,7 +77,7 @@ public:
NvResult VerifyFD(DeviceFD fd) const;
/// Opens a device node and returns a file descriptor to it.
DeviceFD Open(const std::string& device_name);
DeviceFD Open(const std::string& device_name, size_t session_id);
/// Sends an ioctl command to the specified file descriptor.
NvResult Ioctl1(DeviceFD fd, Ioctl command, std::span<const u8> input, std::span<u8> output);
@ -93,6 +93,10 @@ public:
NvResult QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event);
NvCore::Container& GetContainer() {
return container;
}
private:
friend class EventInterface;
friend class Service::Nvnflinger::Nvnflinger;

36
src/core/hle/service/nvdrv/nvdrv_interface.cpp
View File

@ -3,14 +3,18 @@
// SPDX-License-Identifier: GPL-3.0-or-later
#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_process.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/nvdrv/nvdata.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/hle/service/nvdrv/nvdrv_interface.h"
#pragma optimize("", off)
namespace Service::Nvidia {
void NVDRV::Open(HLERequestContext& ctx) {
@ -37,7 +41,7 @@ void NVDRV::Open(HLERequestContext& ctx) {
return;
}
DeviceFD fd = nvdrv->Open(device_name);
DeviceFD fd = nvdrv->Open(device_name, session_id);
rb.Push<DeviceFD>(fd);
rb.PushEnum(fd != INVALID_NVDRV_FD ? NvResult::Success : NvResult::FileOperationFailed);
@ -150,12 +154,29 @@ void NVDRV::Close(HLERequestContext& ctx) {
void NVDRV::Initialize(HLERequestContext& ctx) {
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 3};
SCOPE_EXIT({
rb.Push(ResultSuccess);
rb.PushEnum(NvResult::Success);
});
if (is_initialized) {
// No need to initialize again
return;
}
IPC::RequestParser rp{ctx};
const auto process_handle{ctx.GetCopyHandle(0)};
// The transfer memory is lent to nvdrv as a work buffer since nvdrv is
// unable to allocate as much memory on its own. For HLE it's unnecessary to handle it
[[maybe_unused]] const auto transfer_memory_handle{ctx.GetCopyHandle(1)};
[[maybe_unused]] const auto transfer_memory_size = rp.Pop<u32>();
auto& container = nvdrv->GetContainer();
auto process = ctx.GetObjectFromHandle(process_handle);
session_id = container.OpenSession(process->DynamicCast<Kernel::KProcess*>());
is_initialized = true;
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(NvResult::Success);
}
void NVDRV::QueryEvent(HLERequestContext& ctx) {
@ -242,6 +263,9 @@ NVDRV::NVDRV(Core::System& system_, std::shared_ptr<Module> nvdrv_, const char*
RegisterHandlers(functions);
}
NVDRV::~NVDRV() = default;
NVDRV::~NVDRV() {
auto& container = nvdrv->GetContainer();
container.CloseSession(session_id);
}
} // namespace Service::Nvidia

1
src/core/hle/service/nvdrv/nvdrv_interface.h
View File

@ -35,6 +35,7 @@ private:
u64 pid{};
bool is_initialized{};
size_t session_id{};
Common::ScratchBuffer<u8> output_buffer;
Common::ScratchBuffer<u8> inline_output_buffer;
};

21
src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp
View File

@ -87,19 +87,19 @@ Result CreateNvMapHandle(u32* out_nv_map_handle, Nvidia::Devices::nvmap& nvmap,
R_SUCCEED();
}
Result FreeNvMapHandle(Nvidia::Devices::nvmap& nvmap, u32 handle) {
Result FreeNvMapHandle(Nvidia::Devices::nvmap& nvmap, u32 handle, Nvidia::DeviceFD nvmap_fd) {
// Free the handle.
Nvidia::Devices::nvmap::IocFreeParams free_params{
.handle = handle,
};
R_UNLESS(nvmap.IocFree(free_params) == Nvidia::NvResult::Success, VI::ResultOperationFailed);
R_UNLESS(nvmap.IocFree(free_params, nvmap_fd) == Nvidia::NvResult::Success, VI::ResultOperationFailed);
// We succeeded.
R_SUCCEED();
}
Result AllocNvMapHandle(Nvidia::Devices::nvmap& nvmap, u32 handle, Common::ProcessAddress buffer,
u32 size) {
u32 size, Nvidia::DeviceFD nvmap_fd) {
// Assign the allocated memory to the handle.
Nvidia::Devices::nvmap::IocAllocParams alloc_params{
.handle = handle,
@ -109,16 +109,15 @@ Result AllocNvMapHandle(Nvidia::Devices::nvmap& nvmap, u32 handle, Common::Proce
.kind = 0,
.address = GetInteger(buffer),
};
R_UNLESS(nvmap.IocAlloc(alloc_params) == Nvidia::NvResult::Success, VI::ResultOperationFailed);
R_UNLESS(nvmap.IocAlloc(alloc_params, nvmap_fd) == Nvidia::NvResult::Success, VI::ResultOperationFailed);
// We succeeded.
R_SUCCEED();
}
Result AllocateHandleForBuffer(u32* out_handle, Nvidia::Module& nvdrv,
Result AllocateHandleForBuffer(u32* out_handle, Nvidia::Module& nvdrv, Nvidia::DeviceFD nvmap_fd,
Common::ProcessAddress buffer, u32 size) {
// Get the nvmap device.
auto nvmap_fd = nvdrv.Open("/dev/nvmap");
auto nvmap = nvdrv.GetDevice<Nvidia::Devices::nvmap>(nvmap_fd);
ASSERT(nvmap != nullptr);
@ -127,11 +126,11 @@ Result AllocateHandleForBuffer(u32* out_handle, Nvidia::Module& nvdrv,
// Ensure we maintain a clean state on failure.
ON_RESULT_FAILURE {
ASSERT(R_SUCCEEDED(FreeNvMapHandle(*nvmap, *out_handle)));
ASSERT(R_SUCCEEDED(FreeNvMapHandle(*nvmap, *out_handle, nvmap_fd)));
};
// Assign the allocated memory to the handle.
R_RETURN(AllocNvMapHandle(*nvmap, *out_handle, buffer, size));
R_RETURN(AllocNvMapHandle(*nvmap, *out_handle, buffer, size, nvmap_fd));
}
constexpr auto SharedBufferBlockLinearFormat = android::PixelFormat::Rgba8888;
@ -197,8 +196,12 @@ Result FbShareBufferManager::Initialize(u64* out_buffer_id, u64* out_layer_id, u
std::addressof(m_buffer_page_group), m_system,
SharedBufferSize));
auto& container = m_nvdrv->GetContainer();
m_session_id = container.OpenSession(m_system.ApplicationProcess());
m_nvmap_fd = m_nvdrv->Open("/dev/nvmap", m_session_id);
// Create an nvmap handle for the buffer and assign the memory to it.
R_TRY(AllocateHandleForBuffer(std::addressof(m_buffer_nvmap_handle), *m_nvdrv, map_address,
R_TRY(AllocateHandleForBuffer(std::addressof(m_buffer_nvmap_handle), *m_nvdrv, m_nvmap_fd, map_address,
SharedBufferSize));
// Record the display id.

5
src/core/hle/service/nvnflinger/fb_share_buffer_manager.h
View File

@ -6,6 +6,7 @@
#include "common/math_util.h"
#include "core/hle/service/nvnflinger/nvnflinger.h"
#include "core/hle/service/nvnflinger/ui/fence.h"
#include "core/hle/service/nvdrv/nvdata.h"
namespace Kernel {
class KPageGroup;
@ -53,13 +54,15 @@ private:
u64 m_layer_id = 0;
u32 m_buffer_nvmap_handle = 0;
SharedMemoryPoolLayout m_pool_layout = {};
Nvidia::DeviceFD m_nvmap_fd = {};
size_t m_session_id = {};
std::unique_ptr<Kernel::KPageGroup> m_buffer_page_group;
std::mutex m_guard;
Core::System& m_system;
Nvnflinger& m_flinger;
std::shared_ptr<Nvidia::Module> m_nvdrv;
};
} // namespace Service::Nvnflinger

2
src/core/hle/service/nvnflinger/nvnflinger.cpp
View File

@ -126,7 +126,7 @@ void Nvnflinger::ShutdownLayers() {
void Nvnflinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) {
nvdrv = std::move(instance);
disp_fd = nvdrv->Open("/dev/nvdisp_disp0");
disp_fd = nvdrv->Open("/dev/nvdisp_disp0", 0);
}
std::optional<u64> Nvnflinger::OpenDisplay(std::string_view name) {

2
src/video_core/CMakeLists.txt
View File

@ -71,6 +71,8 @@ add_library(video_core STATIC
host1x/ffmpeg/ffmpeg.h
host1x/control.cpp
host1x/control.h
host1x/gpu_device_memory_manager.cpp
host1x/gpu_device_memory_manager.h
host1x/host1x.cpp
host1x/host1x.h
host1x/nvdec.cpp

2
src/video_core/gpu.cpp
View File

@ -85,7 +85,7 @@ struct GPU::Impl {
void BindRenderer(std::unique_ptr<VideoCore::RendererBase> renderer_) {
renderer = std::move(renderer_);
rasterizer = renderer->ReadRasterizer();
host1x.MemoryManager().BindRasterizer(rasterizer);
host1x.MemoryManager().BindInterface(rasterizer);
}
/// Flush all current written commands into the host GPU for execution.

3
src/video_core/host1x/host1x.cpp
View File

@ -9,8 +9,7 @@ namespace Tegra {
namespace Host1x {
Host1x::Host1x(Core::System& system_)
: system{system_}, syncpoint_manager{}, memory_manager{system, 32, 12},
allocator{std::make_unique<Common::FlatAllocator<u32, 0, 32>>(1 << 12)} {}
: system{system_}, syncpoint_manager{}, memory_manager(system.DeviceMemory()) {}
} // namespace Host1x

18
src/video_core/host1x/host1x.h
View File

@ -5,9 +5,8 @@
#include "common/common_types.h"
#include "common/address_space.h"
#include "video_core/host1x/gpu_device_memory_manager.h"
#include "video_core/host1x/syncpoint_manager.h"
#include "video_core/memory_manager.h"
namespace Core {
class System;
@ -29,27 +28,18 @@ public:
return syncpoint_manager;
}
Tegra::MemoryManager& MemoryManager() {
Tegra::MaxwellDeviceMemoryManager& MemoryManager() {
return memory_manager;
}
const Tegra::MemoryManager& MemoryManager() const {
const Tegra::MaxwellDeviceMemoryManager& MemoryManager() const {
return memory_manager;
}
Common::FlatAllocator<u32, 0, 32>& Allocator() {
return *allocator;
}
const Common::FlatAllocator<u32, 0, 32>& Allocator() const {
return *allocator;
}
private:
Core::System& system;
SyncpointManager syncpoint_manager;
Tegra::MemoryManager memory_manager;
std::unique_ptr<Common::FlatAllocator<u32, 0, 32>> allocator;
Tegra::MaxwellDeviceMemoryManager memory_manager;
};
} // namespace Host1x