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-rw-r--r--src/core/file_sys/sdmc_factory.cpp1
-rw-r--r--src/core/file_sys/sdmc_factory.h1
-rw-r--r--src/core/file_sys/vfs.cpp1
-rw-r--r--src/core/file_sys/vfs.h5
-rw-r--r--src/core/hle/service/am/am.cpp7
-rw-r--r--src/core/hle/service/filesystem/filesystem.cpp2
-rw-r--r--src/core/hle/service/filesystem/filesystem.h2
-rw-r--r--src/core/hle/service/filesystem/fsp_srv.cpp1
-rw-r--r--src/core/hle/service/ns/pl_u.cpp166
-rw-r--r--src/core/perf_stats.cpp19
-rw-r--r--src/core/settings.h3
-rw-r--r--src/core/telemetry_session.cpp5
12 files changed, 172 insertions, 41 deletions
diff --git a/src/core/file_sys/sdmc_factory.cpp b/src/core/file_sys/sdmc_factory.cpp
index c1edfcef3..d1acf379f 100644
--- a/src/core/file_sys/sdmc_factory.cpp
+++ b/src/core/file_sys/sdmc_factory.cpp
@@ -3,7 +3,6 @@
// Refer to the license.txt file included.
#include <memory>
-#include "core/core.h"
#include "core/file_sys/sdmc_factory.h"
namespace FileSys {
diff --git a/src/core/file_sys/sdmc_factory.h b/src/core/file_sys/sdmc_factory.h
index 9f0c75e84..245060690 100644
--- a/src/core/file_sys/sdmc_factory.h
+++ b/src/core/file_sys/sdmc_factory.h
@@ -4,6 +4,7 @@
#pragma once
+#include "core/file_sys/vfs.h"
#include "core/hle/result.h"
namespace FileSys {
diff --git a/src/core/file_sys/vfs.cpp b/src/core/file_sys/vfs.cpp
index a5ec50b1a..b915b4c11 100644
--- a/src/core/file_sys/vfs.cpp
+++ b/src/core/file_sys/vfs.cpp
@@ -8,6 +8,7 @@
#include "common/common_paths.h"
#include "common/file_util.h"
#include "common/logging/backend.h"
+#include "core/file_sys/mode.h"
#include "core/file_sys/vfs.h"
namespace FileSys {
diff --git a/src/core/file_sys/vfs.h b/src/core/file_sys/vfs.h
index 78a63c59b..22db08b59 100644
--- a/src/core/file_sys/vfs.h
+++ b/src/core/file_sys/vfs.h
@@ -9,9 +9,8 @@
#include <string_view>
#include <type_traits>
#include <vector>
-#include "boost/optional.hpp"
+#include <boost/optional.hpp>
#include "common/common_types.h"
-#include "core/file_sys/mode.h"
namespace FileSys {
@@ -19,6 +18,8 @@ class VfsDirectory;
class VfsFile;
class VfsFilesystem;
+enum class Mode : u32;
+
// Convenience typedefs to use Vfs* interfaces
using VirtualFilesystem = std::shared_ptr<VfsFilesystem>;
using VirtualDir = std::shared_ptr<VfsDirectory>;
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index c524e7a48..78d551a8a 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <array>
#include <cinttypes>
#include <stack>
#include "core/core.h"
@@ -625,16 +626,16 @@ IApplicationFunctions::IApplicationFunctions() : ServiceFramework("IApplicationF
}
void IApplicationFunctions::PopLaunchParameter(Kernel::HLERequestContext& ctx) {
- constexpr u8 data[0x88] = {
+ constexpr std::array<u8, 0x88> data{{
0xca, 0x97, 0x94, 0xc7, // Magic
1, 0, 0, 0, // IsAccountSelected (bool)
1, 0, 0, 0, // User Id (word 0)
0, 0, 0, 0, // User Id (word 1)
0, 0, 0, 0, // User Id (word 2)
0, 0, 0, 0 // User Id (word 3)
- };
+ }};
- std::vector<u8> buffer(data, data + sizeof(data));
+ std::vector<u8> buffer(data.begin(), data.end());
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 0d2b1544f..6f9c64263 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -9,12 +9,12 @@
#include "core/core.h"
#include "core/file_sys/bis_factory.h"
#include "core/file_sys/errors.h"
+#include "core/file_sys/mode.h"
#include "core/file_sys/romfs_factory.h"
#include "core/file_sys/savedata_factory.h"
#include "core/file_sys/sdmc_factory.h"
#include "core/file_sys/vfs.h"
#include "core/file_sys/vfs_offset.h"
-#include "core/file_sys/vfs_real.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/filesystem/fsp_ldr.h"
#include "core/hle/service/filesystem/fsp_pr.h"
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index 572c16f4d..df78be44a 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -7,7 +7,6 @@
#include <memory>
#include "common/common_types.h"
#include "core/file_sys/directory.h"
-#include "core/file_sys/mode.h"
#include "core/hle/result.h"
namespace FileSys {
@@ -18,6 +17,7 @@ class SaveDataFactory;
class SDMCFactory;
enum class ContentRecordType : u8;
+enum class Mode : u32;
enum class SaveDataSpaceId : u8;
enum class StorageId : u8;
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index 8ece74d7e..5759299fe 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -15,6 +15,7 @@
#include "common/string_util.h"
#include "core/file_sys/directory.h"
#include "core/file_sys/errors.h"
+#include "core/file_sys/mode.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/savedata_factory.h"
#include "core/file_sys/vfs.h"
diff --git a/src/core/hle/service/ns/pl_u.cpp b/src/core/hle/service/ns/pl_u.cpp
index bad27894a..53cbf1a6e 100644
--- a/src/core/hle/service/ns/pl_u.cpp
+++ b/src/core/hle/service/ns/pl_u.cpp
@@ -5,31 +5,98 @@
#include "common/common_paths.h"
#include "common/file_util.h"
#include "core/core.h"
+#include "core/file_sys/bis_factory.h"
+#include "core/file_sys/romfs.h"
#include "core/hle/ipc_helpers.h"
+#include "core/hle/service/filesystem/filesystem.h"
#include "core/hle/service/ns/pl_u.h"
namespace Service::NS {
+enum class FontArchives : u64 {
+ Extension = 0x0100000000000810,
+ Standard = 0x0100000000000811,
+ Korean = 0x0100000000000812,
+ ChineseTraditional = 0x0100000000000813,
+ ChineseSimple = 0x0100000000000814,
+};
+
struct FontRegion {
u32 offset;
u32 size;
};
+static constexpr std::array<std::pair<FontArchives, const char*>, 7> SHARED_FONTS{
+ std::make_pair(FontArchives::Standard, "nintendo_udsg-r_std_003.bfttf"),
+ std::make_pair(FontArchives::ChineseSimple, "nintendo_udsg-r_org_zh-cn_003.bfttf"),
+ std::make_pair(FontArchives::ChineseSimple, "nintendo_udsg-r_ext_zh-cn_003.bfttf"),
+ std::make_pair(FontArchives::ChineseTraditional, "nintendo_udjxh-db_zh-tw_003.bfttf"),
+ std::make_pair(FontArchives::Korean, "nintendo_udsg-r_ko_003.bfttf"),
+ std::make_pair(FontArchives::Extension, "nintendo_ext_003.bfttf"),
+ std::make_pair(FontArchives::Extension, "nintendo_ext2_003.bfttf")};
+
// The below data is specific to shared font data dumped from Switch on f/w 2.2
// Virtual address and offsets/sizes likely will vary by dump
static constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL};
+static constexpr u32 EXPECTED_RESULT{
+ 0x7f9a0218}; // What we expect the decrypted bfttf first 4 bytes to be
+static constexpr u32 EXPECTED_MAGIC{
+ 0x36f81a1e}; // What we expect the encrypted bfttf first 4 bytes to be
static constexpr u64 SHARED_FONT_MEM_SIZE{0x1100000};
-static constexpr std::array<FontRegion, 6> SHARED_FONT_REGIONS{
- FontRegion{0x00000008, 0x001fe764}, FontRegion{0x001fe774, 0x00773e58},
- FontRegion{0x009725d4, 0x0001aca8}, FontRegion{0x0098d284, 0x00369cec},
- FontRegion{0x00cf6f78, 0x0039b858}, FontRegion{0x010927d8, 0x00019e80},
-};
+static constexpr FontRegion EMPTY_REGION{0, 0};
+std::vector<FontRegion>
+ SHARED_FONT_REGIONS{}; // Automatically populated based on shared_fonts dump or system archives
+
+const FontRegion& GetSharedFontRegion(size_t index) {
+ if (index >= SHARED_FONT_REGIONS.size() || SHARED_FONT_REGIONS.empty()) {
+ // No font fallback
+ return EMPTY_REGION;
+ }
+ return SHARED_FONT_REGIONS.at(index);
+}
enum class LoadState : u32 {
Loading = 0,
Done = 1,
};
+void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& output, size_t& offset) {
+ ASSERT_MSG(offset + (input.size() * sizeof(u32)) < SHARED_FONT_MEM_SIZE,
+ "Shared fonts exceeds 17mb!");
+ ASSERT_MSG(input[0] == EXPECTED_MAGIC, "Failed to derive key, unexpected magic number");
+
+ const u32 KEY = input[0] ^ EXPECTED_RESULT; // Derive key using an inverse xor
+ std::vector<u32> transformed_font(input.size());
+ // TODO(ogniK): Figure out a better way to do this
+ std::transform(input.begin(), input.end(), transformed_font.begin(),
+ [&KEY](u32 font_data) { return Common::swap32(font_data ^ KEY); });
+ transformed_font[1] = Common::swap32(transformed_font[1]) ^ KEY; // "re-encrypt" the size
+ std::memcpy(output.data() + offset, transformed_font.data(),
+ transformed_font.size() * sizeof(u32));
+ offset += transformed_font.size() * sizeof(u32);
+}
+
+static u32 GetU32Swapped(const u8* data) {
+ u32 value;
+ std::memcpy(&value, data, sizeof(value));
+ return Common::swap32(value); // Helper function to make BuildSharedFontsRawRegions a bit nicer
+}
+
+void BuildSharedFontsRawRegions(const std::vector<u8>& input) {
+ unsigned cur_offset = 0; // As we can derive the xor key we can just populate the offsets based
+ // on the shared memory dump
+ for (size_t i = 0; i < SHARED_FONTS.size(); i++) {
+ // Out of shared fonts/Invalid font
+ if (GetU32Swapped(input.data() + cur_offset) != EXPECTED_RESULT)
+ break;
+ const u32 KEY = GetU32Swapped(input.data() + cur_offset) ^
+ EXPECTED_MAGIC; // Derive key withing inverse xor
+ const u32 SIZE = GetU32Swapped(input.data() + cur_offset + 4) ^ KEY;
+ SHARED_FONT_REGIONS.push_back(FontRegion{cur_offset + 8, SIZE});
+ cur_offset += SIZE + 8;
+ }
+}
+
PL_U::PL_U() : ServiceFramework("pl:u") {
static const FunctionInfo functions[] = {
{0, &PL_U::RequestLoad, "RequestLoad"},
@@ -40,26 +107,78 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
{5, &PL_U::GetSharedFontInOrderOfPriority, "GetSharedFontInOrderOfPriority"},
};
RegisterHandlers(functions);
-
// Attempt to load shared font data from disk
- const std::string filepath{FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir) + SHARED_FONT};
- FileUtil::CreateFullPath(filepath); // Create path if not already created
- FileUtil::IOFile file(filepath, "rb");
-
- shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
- if (file.IsOpen()) {
- // Read shared font data
- ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE);
- file.ReadBytes(shared_font->data(), shared_font->size());
+ const auto nand = FileSystem::GetSystemNANDContents();
+ // Rebuild shared fonts from data ncas
+ if (nand->HasEntry(static_cast<u64>(FontArchives::Standard),
+ FileSys::ContentRecordType::Data)) {
+ size_t offset = 0;
+ shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
+ for (auto font : SHARED_FONTS) {
+ const auto nca =
+ nand->GetEntry(static_cast<u64>(font.first), FileSys::ContentRecordType::Data);
+ if (!nca) {
+ LOG_ERROR(Service_NS, "Failed to find {:016X}! Skipping",
+ static_cast<u64>(font.first));
+ continue;
+ }
+ const auto romfs = nca->GetRomFS();
+ if (!romfs) {
+ LOG_ERROR(Service_NS, "{:016X} has no RomFS! Skipping",
+ static_cast<u64>(font.first));
+ continue;
+ }
+ const auto extracted_romfs = FileSys::ExtractRomFS(romfs);
+ if (!extracted_romfs) {
+ LOG_ERROR(Service_NS, "Failed to extract RomFS for {:016X}! Skipping",
+ static_cast<u64>(font.first));
+ continue;
+ }
+ const auto font_fp = extracted_romfs->GetFile(font.second);
+ if (!font_fp) {
+ LOG_ERROR(Service_NS, "{:016X} has no file \"{}\"! Skipping",
+ static_cast<u64>(font.first), font.second);
+ continue;
+ }
+ std::vector<u32> font_data_u32(font_fp->GetSize() / sizeof(u32));
+ font_fp->ReadBytes<u32>(font_data_u32.data(), font_fp->GetSize());
+ // We need to be BigEndian as u32s for the xor encryption
+ std::transform(font_data_u32.begin(), font_data_u32.end(), font_data_u32.begin(),
+ Common::swap32);
+ FontRegion region{
+ static_cast<u32>(offset + 8),
+ static_cast<u32>((font_data_u32.size() * sizeof(u32)) -
+ 8)}; // Font offset and size do not account for the header
+ DecryptSharedFont(font_data_u32, *shared_font, offset);
+ SHARED_FONT_REGIONS.push_back(region);
+ }
} else {
- LOG_WARNING(Service_NS, "Unable to load shared font: {}", filepath);
+ const std::string filepath{FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir) +
+ SHARED_FONT};
+ // Create path if not already created
+ if (!FileUtil::CreateFullPath(filepath)) {
+ LOG_ERROR(Service_NS, "Failed to create sharedfonts path \"{}\"!", filepath);
+ return;
+ }
+ FileUtil::IOFile file(filepath, "rb");
+
+ shared_font = std::make_shared<std::vector<u8>>(
+ SHARED_FONT_MEM_SIZE); // Shared memory needs to always be allocated and a fixed size
+ if (file.IsOpen()) {
+ // Read shared font data
+ ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE);
+ file.ReadBytes(shared_font->data(), shared_font->size());
+ BuildSharedFontsRawRegions(*shared_font);
+ } else {
+ LOG_WARNING(Service_NS, "Unable to load shared font: {}", filepath);
+ }
}
}
void PL_U::RequestLoad(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u32 shared_font_type{rp.Pop<u32>()};
-
+ // Games don't call this so all fonts should be loaded
LOG_DEBUG(Service_NS, "called, shared_font_type={}", shared_font_type);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
@@ -82,7 +201,7 @@ void PL_U::GetSize(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NS, "called, font_id={}", font_id);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
- rb.Push<u32>(SHARED_FONT_REGIONS[font_id].size);
+ rb.Push<u32>(GetSharedFontRegion(font_id).size);
}
void PL_U::GetSharedMemoryAddressOffset(Kernel::HLERequestContext& ctx) {
@@ -92,14 +211,10 @@ void PL_U::GetSharedMemoryAddressOffset(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NS, "called, font_id={}", font_id);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
- rb.Push<u32>(SHARED_FONT_REGIONS[font_id].offset);
+ rb.Push<u32>(GetSharedFontRegion(font_id).offset);
}
void PL_U::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
- // TODO(bunnei): This is a less-than-ideal solution to load a RAM dump of the Switch shared
- // font data. This (likely) relies on exact address, size, and offsets from the original
- // dump. In the future, we need to replace this with a more robust solution.
-
// Map backing memory for the font data
Core::CurrentProcess()->vm_manager.MapMemoryBlock(
SHARED_FONT_MEM_VADDR, shared_font, 0, SHARED_FONT_MEM_SIZE, Kernel::MemoryState::Shared);
@@ -128,8 +243,9 @@ void PL_U::GetSharedFontInOrderOfPriority(Kernel::HLERequestContext& ctx) {
// TODO(ogniK): Have actual priority order
for (size_t i = 0; i < SHARED_FONT_REGIONS.size(); i++) {
font_codes.push_back(static_cast<u32>(i));
- font_offsets.push_back(SHARED_FONT_REGIONS[i].offset);
- font_sizes.push_back(SHARED_FONT_REGIONS[i].size);
+ auto region = GetSharedFontRegion(i);
+ font_offsets.push_back(region.offset);
+ font_sizes.push_back(region.size);
}
ctx.WriteBuffer(font_codes, 0);
diff --git a/src/core/perf_stats.cpp b/src/core/perf_stats.cpp
index 8e09b9b63..93d23de21 100644
--- a/src/core/perf_stats.cpp
+++ b/src/core/perf_stats.cpp
@@ -76,22 +76,31 @@ double PerfStats::GetLastFrameTimeScale() {
void FrameLimiter::DoFrameLimiting(microseconds current_system_time_us) {
// Max lag caused by slow frames. Can be adjusted to compensate for too many slow frames. Higher
// values increase the time needed to recover and limit framerate again after spikes.
- constexpr microseconds MAX_LAG_TIME_US = 25us;
+ constexpr microseconds MAX_LAG_TIME_US = 25000us;
- if (!Settings::values.toggle_framelimit) {
+ if (!Settings::values.use_frame_limit) {
return;
}
auto now = Clock::now();
- frame_limiting_delta_err += current_system_time_us - previous_system_time_us;
+ const double sleep_scale = Settings::values.frame_limit / 100.0;
+
+ // Max lag caused by slow frames. Shouldn't be more than the length of a frame at the current
+ // speed percent or it will clamp too much and prevent this from properly limiting to that
+ // percent. High values means it'll take longer after a slow frame to recover and start
+ // limiting
+ const microseconds max_lag_time_us = duration_cast<microseconds>(
+ std::chrono::duration<double, std::chrono::microseconds::period>(25ms / sleep_scale));
+ frame_limiting_delta_err += duration_cast<microseconds>(
+ std::chrono::duration<double, std::chrono::microseconds::period>(
+ (current_system_time_us - previous_system_time_us) / sleep_scale));
frame_limiting_delta_err -= duration_cast<microseconds>(now - previous_walltime);
frame_limiting_delta_err =
- std::clamp(frame_limiting_delta_err, -MAX_LAG_TIME_US, MAX_LAG_TIME_US);
+ std::clamp(frame_limiting_delta_err, -max_lag_time_us, max_lag_time_us);
if (frame_limiting_delta_err > microseconds::zero()) {
std::this_thread::sleep_for(frame_limiting_delta_err);
-
auto now_after_sleep = Clock::now();
frame_limiting_delta_err -= duration_cast<microseconds>(now_after_sleep - now);
now = now_after_sleep;
diff --git a/src/core/settings.h b/src/core/settings.h
index 73dc3061f..ed6f42471 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -130,7 +130,8 @@ struct Values {
// Renderer
float resolution_factor;
- bool toggle_framelimit;
+ bool use_frame_limit;
+ u16 frame_limit;
bool use_accurate_framebuffers;
float bg_red;
diff --git a/src/core/telemetry_session.cpp b/src/core/telemetry_session.cpp
index 69383330f..827a1bbd0 100644
--- a/src/core/telemetry_session.cpp
+++ b/src/core/telemetry_session.cpp
@@ -106,8 +106,9 @@ TelemetrySession::TelemetrySession() {
Settings::values.use_multi_core);
AddField(Telemetry::FieldType::UserConfig, "Renderer_ResolutionFactor",
Settings::values.resolution_factor);
- AddField(Telemetry::FieldType::UserConfig, "Renderer_ToggleFramelimit",
- Settings::values.toggle_framelimit);
+ AddField(Telemetry::FieldType::UserConfig, "Renderer_UseFrameLimit",
+ Settings::values.use_frame_limit);
+ AddField(Telemetry::FieldType::UserConfig, "Renderer_FrameLimit", Settings::values.frame_limit);
AddField(Telemetry::FieldType::UserConfig, "Renderer_UseAccurateFramebuffers",
Settings::values.use_accurate_framebuffers);
AddField(Telemetry::FieldType::UserConfig, "System_UseDockedMode",