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GPU SMMU: Expand to 34 bits

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This commit is contained in:
Fernando Sahmkow 2023-12-29 09:50:04 +01:00 committed by Liam
parent bad705f245
commit 96fd1348ae
12 changed files with 86 additions and 29 deletions
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38
src/core/hle/service/nvdrv/core/nvmap.cpp
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@ -80,6 +80,15 @@ void NvMap::UnmapHandle(Handle& handle_description) {
handle_description.unmap_queue_entry.reset();
}
// Free and unmap the handle from Host1x GMMU
if (handle_description.pin_virt_address) {
host1x.GMMU().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;
}
// Free and unmap the handle from the SMMU
auto& smmu = host1x.MemoryManager();
smmu.Unmap(handle_description.d_address, handle_description.aligned_size);
@ -141,6 +150,17 @@ DAddr NvMap::PinHandle(NvMap::Handle::Id handle, size_t session_id, bool low_are
}
std::scoped_lock lock(handle_description->mutex);
const auto map_low_area = [&] {
if (handle_description->pin_virt_address == 0) {
auto& gmmu_allocator = host1x.Allocator();
auto& gmmu = host1x.GMMU();
u32 address =
gmmu_allocator.Allocate(static_cast<u32>(handle_description->aligned_size));
gmmu.Map(static_cast<GPUVAddr>(address), handle_description->d_address,
handle_description->aligned_size);
handle_description->pin_virt_address = address;
}
};
if (!handle_description->pins) {
// If we're in the unmap queue we can just remove ourselves and return since we're already
// mapped
@ -152,6 +172,12 @@ DAddr NvMap::PinHandle(NvMap::Handle::Id handle, size_t session_id, bool low_are
unmap_queue.erase(*handle_description->unmap_queue_entry);
handle_description->unmap_queue_entry.reset();
if (low_area_pin) {
map_low_area();
handle_description->pins++;
return static_cast<DAddr>(handle_description->pin_virt_address);
}
handle_description->pins++;
return handle_description->d_address;
}
@ -162,10 +188,7 @@ DAddr NvMap::PinHandle(NvMap::Handle::Id handle, size_t session_id, bool low_are
DAddr address{};
auto& smmu = host1x.MemoryManager();
auto* session = core.GetSession(session_id);
auto allocate = std::bind(&Tegra::MaxwellDeviceMemoryManager::Allocate, &smmu, _1);
//: std::bind(&Tegra::MaxwellDeviceMemoryManager::Allocate, &smmu, _1);
while ((address = allocate(static_cast<size_t>(handle_description->aligned_size))) == 0) {
while ((address = smmu.Allocate(handle_description->aligned_size)) == 0) {
// Free handles until the allocation succeeds
std::scoped_lock queueLock(unmap_queue_lock);
if (auto freeHandleDesc{unmap_queue.front()}) {
@ -185,7 +208,14 @@ DAddr NvMap::PinHandle(NvMap::Handle::Id handle, size_t session_id, bool low_are
session->smmu_id);
}
if (low_area_pin) {
map_low_area();
}
handle_description->pins++;
if (low_area_pin) {
return static_cast<DAddr>(handle_description->pin_virt_address);
}
return handle_description->d_address;
}

1
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
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@ -95,7 +95,6 @@ NvResult nvhost_nvdec_common::Submit(IoctlSubmit& params, std::span<u8> data, De
offset += SliceVectors(data, fence_thresholds, params.fence_count, offset);
auto& gpu = system.GPU();
//auto& device_memory = system.Host1x().MemoryManager();
auto* session = core.GetSession(sessions[fd]);
if (gpu.UseNvdec()) {

1
src/video_core/gpu.cpp
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@ -88,6 +88,7 @@ struct GPU::Impl {
renderer = std::move(renderer_);
rasterizer = renderer->ReadRasterizer();
host1x.MemoryManager().BindInterface(rasterizer);
host1x.GMMU().BindRasterizer(rasterizer);
}
/// Flush all current written commands into the host GPU for execution.

9
src/video_core/host1x/codecs/h264.cpp
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@ -32,13 +32,12 @@ H264::~H264() = default;
std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
size_t* out_configuration_size, bool is_first_frame) {
H264DecoderContext context;
host1x.MemoryManager().ReadBlock(state.picture_info_offset, &context,
sizeof(H264DecoderContext));
host1x.GMMU().ReadBlock(state.picture_info_offset, &context, sizeof(H264DecoderContext));
const s64 frame_number = context.h264_parameter_set.frame_number.Value();
if (!is_first_frame && frame_number != 0) {
frame.resize_destructive(context.stream_len);
host1x.MemoryManager().ReadBlock(state.frame_bitstream_offset, frame.data(), frame.size());
host1x.GMMU().ReadBlock(state.frame_bitstream_offset, frame.data(), frame.size());
*out_configuration_size = 0;
return frame;
}
@ -159,8 +158,8 @@ std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters
std::memcpy(frame.data(), encoded_header.data(), encoded_header.size());
*out_configuration_size = encoded_header.size();
host1x.MemoryManager().ReadBlock(state.frame_bitstream_offset,
frame.data() + encoded_header.size(), context.stream_len);
host1x.GMMU().ReadBlock(state.frame_bitstream_offset, frame.data() + encoded_header.size(),
context.stream_len);
return frame;
}

4
src/video_core/host1x/codecs/vp8.cpp
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@ -14,7 +14,7 @@ VP8::~VP8() = default;
std::span<const u8> VP8::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
VP8PictureInfo info;
host1x.MemoryManager().ReadBlock(state.picture_info_offset, &info, sizeof(VP8PictureInfo));
host1x.GMMU().ReadBlock(state.picture_info_offset, &info, sizeof(VP8PictureInfo));
const bool is_key_frame = info.key_frame == 1u;
const auto bitstream_size = static_cast<size_t>(info.vld_buffer_size);
@ -45,7 +45,7 @@ std::span<const u8> VP8::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters&
frame[9] = static_cast<u8>(((info.frame_height >> 8) & 0x3f));
}
const u64 bitstream_offset = state.frame_bitstream_offset;
host1x.MemoryManager().ReadBlock(bitstream_offset, frame.data() + header_size, bitstream_size);
host1x.GMMU().ReadBlock(bitstream_offset, frame.data() + header_size, bitstream_size);
return frame;
}

6
src/video_core/host1x/codecs/vp9.cpp
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@ -358,7 +358,7 @@ void VP9::WriteMvProbabilityUpdate(VpxRangeEncoder& writer, u8 new_prob, u8 old_
Vp9PictureInfo VP9::GetVp9PictureInfo(const Host1x::NvdecCommon::NvdecRegisters& state) {
PictureInfo picture_info;
host1x.MemoryManager().ReadBlock(state.picture_info_offset, &picture_info, sizeof(PictureInfo));
host1x.GMMU().ReadBlock(state.picture_info_offset, &picture_info, sizeof(PictureInfo));
Vp9PictureInfo vp9_info = picture_info.Convert();
InsertEntropy(state.vp9_entropy_probs_offset, vp9_info.entropy);
@ -373,7 +373,7 @@ Vp9PictureInfo VP9::GetVp9PictureInfo(const Host1x::NvdecCommon::NvdecRegisters&
void VP9::InsertEntropy(u64 offset, Vp9EntropyProbs& dst) {
EntropyProbs entropy;
host1x.MemoryManager().ReadBlock(offset, &entropy, sizeof(EntropyProbs));
host1x.GMMU().ReadBlock(offset, &entropy, sizeof(EntropyProbs));
entropy.Convert(dst);
}
@ -383,7 +383,7 @@ Vp9FrameContainer VP9::GetCurrentFrame(const Host1x::NvdecCommon::NvdecRegisters
// gpu.SyncGuestHost(); epic, why?
current_frame.info = GetVp9PictureInfo(state);
current_frame.bit_stream.resize(current_frame.info.bitstream_size);
host1x.MemoryManager().ReadBlock(state.frame_bitstream_offset,
host1x.GMMU().ReadBlock(state.frame_bitstream_offset,
current_frame.bit_stream.data(),
current_frame.info.bitstream_size);
}

2
src/video_core/host1x/gpu_device_memory_manager.h
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@ -15,7 +15,7 @@ struct MaxwellDeviceMethods;
struct MaxwellDeviceTraits {
static constexpr bool supports_pinning = false;
static constexpr size_t device_virtual_bits = 32;
static constexpr size_t device_virtual_bits = 34;
using DeviceInterface = typename VideoCore::RasterizerInterface;
using DeviceMethods = typename MaxwellDeviceMethods;
};

4
src/video_core/host1x/host1x.cpp
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@ -9,7 +9,9 @@ namespace Tegra {
namespace Host1x {
Host1x::Host1x(Core::System& system_)
: system{system_}, syncpoint_manager{}, memory_manager(system.DeviceMemory()) {}
: system{system_}, syncpoint_manager{},
memory_manager(system.DeviceMemory()), gmmu_manager{system, memory_manager, 32, 12},
allocator{std::make_unique<Common::FlatAllocator<u32, 0, 32>>(1 << 12)} {}
} // namespace Host1x

20
src/video_core/host1x/host1x.h
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@ -5,8 +5,10 @@
#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;
@ -36,10 +38,28 @@ public:
return memory_manager;
}
Tegra::MemoryManager& GMMU() {
return gmmu_manager;
}
const Tegra::MemoryManager& GMMU() const {
return gmmu_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::MaxwellDeviceMemoryManager memory_manager;
Tegra::MemoryManager gmmu_manager;
std::unique_ptr<Common::FlatAllocator<u32, 0, 32>> allocator;
};
} // namespace Host1x

10
src/video_core/host1x/vic.cpp
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@ -81,7 +81,7 @@ void Vic::Execute() {
LOG_ERROR(Service_NVDRV, "VIC Luma address not set.");
return;
}
const VicConfig config{host1x.MemoryManager().Read<u64>(config_struct_address + 0x20)};
const VicConfig config{host1x.GMMU().Read<u64>(config_struct_address + 0x20)};
auto frame = nvdec_processor->GetFrame();
if (!frame) {
return;
@ -162,11 +162,11 @@ void Vic::WriteRGBFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& c
Texture::SwizzleSubrect(luma_buffer, frame_buff, 4, width, height, 1, 0, 0, width, height,
block_height, 0, width * 4);
host1x.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), size);
host1x.GMMU().WriteBlock(output_surface_luma_address, luma_buffer.data(), size);
} else {
// send pitch linear frame
const size_t linear_size = width * height * 4;
host1x.MemoryManager().WriteBlock(output_surface_luma_address, converted_frame_buf_addr,
host1x.GMMU().WriteBlock(output_surface_luma_address, converted_frame_buf_addr,
linear_size);
}
}
@ -193,7 +193,7 @@ void Vic::WriteYUVFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& c
const std::size_t dst = y * aligned_width;
std::memcpy(luma_buffer.data() + dst, luma_src + src, frame_width);
}
host1x.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(),
host1x.GMMU().WriteBlock(output_surface_luma_address, luma_buffer.data(),
luma_buffer.size());
// Chroma
@ -233,7 +233,7 @@ void Vic::WriteYUVFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& c
ASSERT(false);
break;
}
host1x.MemoryManager().WriteBlock(output_surface_chroma_address, chroma_buffer.data(),
host1x.GMMU().WriteBlock(output_surface_chroma_address, chroma_buffer.data(),
chroma_buffer.size());
}

18
src/video_core/memory_manager.cpp
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@ -16,18 +16,17 @@
#include "video_core/rasterizer_interface.h"
#include "video_core/renderer_base.h"
namespace Tegra {
using Tegra::Memory::GuestMemoryFlags;
std::atomic<size_t> MemoryManager::unique_identifier_generator{};
MemoryManager::MemoryManager(Core::System& system_, u64 address_space_bits_, u64 big_page_bits_,
u64 page_bits_)
: system{system_}, memory{system.Host1x().MemoryManager()},
address_space_bits{address_space_bits_}, page_bits{page_bits_}, big_page_bits{big_page_bits_},
entries{}, big_entries{}, page_table{address_space_bits, address_space_bits + page_bits - 38,
page_bits != big_page_bits ? page_bits : 0},
MemoryManager::MemoryManager(Core::System& system_, MaxwellDeviceMemoryManager& memory_,
u64 address_space_bits_, u64 big_page_bits_, u64 page_bits_)
: system{system_}, memory{memory_}, address_space_bits{address_space_bits_},
page_bits{page_bits_}, big_page_bits{big_page_bits_}, entries{}, big_entries{},
page_table{address_space_bits, address_space_bits + page_bits - 38,
page_bits != big_page_bits ? page_bits : 0},
kind_map{PTEKind::INVALID}, unique_identifier{unique_identifier_generator.fetch_add(
1, std::memory_order_acq_rel)},
accumulator{std::make_unique<VideoCommon::InvalidationAccumulator>()} {
@ -49,6 +48,11 @@ MemoryManager::MemoryManager(Core::System& system_, u64 address_space_bits_, u64
entries.resize(page_table_size / 32, 0);
}
MemoryManager::MemoryManager(Core::System& system_, u64 address_space_bits_, u64 big_page_bits_,
u64 page_bits_)
: MemoryManager(system_, system_.Host1x().MemoryManager(), address_space_bits_, big_page_bits_,
page_bits_) {}
MemoryManager::~MemoryManager() = default;
template <bool is_big_page>

2
src/video_core/memory_manager.h
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@ -38,6 +38,8 @@ class MemoryManager final {
public:
explicit MemoryManager(Core::System& system_, u64 address_space_bits_ = 40,
u64 big_page_bits_ = 16, u64 page_bits_ = 12);
explicit MemoryManager(Core::System& system_, MaxwellDeviceMemoryManager& memory_, u64 address_space_bits_ = 40,
u64 big_page_bits_ = 16, u64 page_bits_ = 12);
~MemoryManager();
size_t GetID() const {