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-rw-r--r--src/audio_core/renderer/adsp/adsp.cpp1
-rw-r--r--src/audio_core/renderer/adsp/audio_renderer.cpp5
-rw-r--r--src/audio_core/renderer/adsp/command_list_processor.cpp1
-rw-r--r--src/audio_core/renderer/command/performance/performance.cpp15
-rw-r--r--src/audio_core/sink/sink_stream.cpp1
-rw-r--r--src/common/wall_clock.h17
-rw-r--r--src/core/CMakeLists.txt1
-rw-r--r--src/core/core_timing.cpp35
-rw-r--r--src/core/core_timing.h11
-rw-r--r--src/core/core_timing_util.h58
-rw-r--r--src/core/hle/kernel/k_scheduler.cpp5
-rw-r--r--src/core/hle/kernel/svc/svc_info.cpp4
-rw-r--r--src/core/hle/service/hid/hidbus.cpp1
-rw-r--r--src/video_core/gpu.cpp14
14 files changed, 47 insertions, 122 deletions
diff --git a/src/audio_core/renderer/adsp/adsp.cpp b/src/audio_core/renderer/adsp/adsp.cpp
index 74772fc50..b1db31e93 100644
--- a/src/audio_core/renderer/adsp/adsp.cpp
+++ b/src/audio_core/renderer/adsp/adsp.cpp
@@ -7,7 +7,6 @@
#include "common/logging/log.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
#include "core/memory.h"
namespace AudioCore::AudioRenderer::ADSP {
diff --git a/src/audio_core/renderer/adsp/audio_renderer.cpp b/src/audio_core/renderer/adsp/audio_renderer.cpp
index 8bc39f9f9..9ca716b60 100644
--- a/src/audio_core/renderer/adsp/audio_renderer.cpp
+++ b/src/audio_core/renderer/adsp/audio_renderer.cpp
@@ -13,7 +13,6 @@
#include "common/thread.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
MICROPROFILE_DEFINE(Audio_Renderer, "Audio", "DSP", MP_RGB(60, 19, 97));
@@ -144,6 +143,7 @@ void AudioRenderer::ThreadFunc(std::stop_token stop_token) {
mailbox->ADSPSendMessage(RenderMessage::AudioRenderer_InitializeOK);
+ // 0.12 seconds (2304000 / 19200000)
constexpr u64 max_process_time{2'304'000ULL};
while (!stop_token.stop_requested()) {
@@ -184,8 +184,7 @@ void AudioRenderer::ThreadFunc(std::stop_token stop_token) {
u64 max_time{max_process_time};
if (index == 1 && command_buffer.applet_resource_user_id ==
mailbox->GetCommandBuffer(0).applet_resource_user_id) {
- max_time = max_process_time -
- Core::Timing::CyclesToNs(render_times_taken[0]).count();
+ max_time = max_process_time - render_times_taken[0];
if (render_times_taken[0] > max_process_time) {
max_time = 0;
}
diff --git a/src/audio_core/renderer/adsp/command_list_processor.cpp b/src/audio_core/renderer/adsp/command_list_processor.cpp
index 7a300d216..3a0f1ae38 100644
--- a/src/audio_core/renderer/adsp/command_list_processor.cpp
+++ b/src/audio_core/renderer/adsp/command_list_processor.cpp
@@ -9,7 +9,6 @@
#include "common/settings.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
#include "core/memory.h"
namespace AudioCore::AudioRenderer::ADSP {
diff --git a/src/audio_core/renderer/command/performance/performance.cpp b/src/audio_core/renderer/command/performance/performance.cpp
index 985958b03..4a881547f 100644
--- a/src/audio_core/renderer/command/performance/performance.cpp
+++ b/src/audio_core/renderer/command/performance/performance.cpp
@@ -5,7 +5,6 @@
#include "audio_core/renderer/command/performance/performance.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
namespace AudioCore::AudioRenderer {
@@ -18,20 +17,18 @@ void PerformanceCommand::Process(const ADSP::CommandListProcessor& processor) {
auto base{entry_address.translated_address};
if (state == PerformanceState::Start) {
auto start_time_ptr{reinterpret_cast<u32*>(base + entry_address.entry_start_time_offset)};
- *start_time_ptr = static_cast<u32>(
- Core::Timing::CyclesToUs(processor.system->CoreTiming().GetClockTicks() -
- processor.start_time - processor.current_processing_time)
- .count());
+ *start_time_ptr =
+ static_cast<u32>(processor.system->CoreTiming().GetClockTicks() - processor.start_time -
+ processor.current_processing_time);
} else if (state == PerformanceState::Stop) {
auto processed_time_ptr{
reinterpret_cast<u32*>(base + entry_address.entry_processed_time_offset)};
auto entry_count_ptr{
reinterpret_cast<u32*>(base + entry_address.header_entry_count_offset)};
- *processed_time_ptr = static_cast<u32>(
- Core::Timing::CyclesToUs(processor.system->CoreTiming().GetClockTicks() -
- processor.start_time - processor.current_processing_time)
- .count());
+ *processed_time_ptr =
+ static_cast<u32>(processor.system->CoreTiming().GetClockTicks() - processor.start_time -
+ processor.current_processing_time);
(*entry_count_ptr)++;
}
}
diff --git a/src/audio_core/sink/sink_stream.cpp b/src/audio_core/sink/sink_stream.cpp
index f44fedfd5..9a718a9cc 100644
--- a/src/audio_core/sink/sink_stream.cpp
+++ b/src/audio_core/sink/sink_stream.cpp
@@ -15,7 +15,6 @@
#include "common/settings.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
namespace AudioCore::Sink {
diff --git a/src/common/wall_clock.h b/src/common/wall_clock.h
index a73e6e644..56c18ca25 100644
--- a/src/common/wall_clock.h
+++ b/src/common/wall_clock.h
@@ -38,6 +38,22 @@ public:
/// @returns Whether the clock directly uses the host's hardware clock.
virtual bool IsNative() const = 0;
+ static inline u64 NSToCNTPCT(u64 ns) {
+ return ns * NsToCNTPCTRatio::num / NsToCNTPCTRatio::den;
+ }
+
+ static inline u64 USToCNTPCT(u64 us) {
+ return us * UsToCNTPCTRatio::num / UsToCNTPCTRatio::den;
+ }
+
+ static inline u64 CNTPCTToNS(u64 cntpct) {
+ return cntpct * NsToCNTPCTRatio::den / NsToCNTPCTRatio::num;
+ }
+
+ static inline u64 CNTPCTToUS(u64 cntpct) {
+ return cntpct * UsToCNTPCTRatio::den / UsToCNTPCTRatio::num;
+ }
+
protected:
using NsRatio = std::nano;
using UsRatio = std::micro;
@@ -46,6 +62,7 @@ protected:
using NsToUsRatio = std::ratio_divide<std::nano, std::micro>;
using NsToMsRatio = std::ratio_divide<std::nano, std::milli>;
using NsToCNTPCTRatio = std::ratio<CNTFRQ, std::nano::den>;
+ using UsToCNTPCTRatio = std::ratio<CNTFRQ, std::micro::den>;
};
std::unique_ptr<WallClock> CreateOptimalClock();
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 99602699a..3df4094a7 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -16,7 +16,6 @@ add_library(core STATIC
core.h
core_timing.cpp
core_timing.h
- core_timing_util.h
cpu_manager.cpp
cpu_manager.h
crypto/aes_util.cpp
diff --git a/src/core/core_timing.cpp b/src/core/core_timing.cpp
index 4f2692b05..9a1d5a69a 100644
--- a/src/core/core_timing.cpp
+++ b/src/core/core_timing.cpp
@@ -16,7 +16,6 @@
#include "common/microprofile.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
#include "core/hardware_properties.h"
namespace Core::Timing {
@@ -45,9 +44,7 @@ struct CoreTiming::Event {
}
};
-CoreTiming::CoreTiming()
- : cpu_clock{Common::CreateBestMatchingClock(Hardware::BASE_CLOCK_RATE, Hardware::CNTFREQ)},
- event_clock{Common::CreateStandardWallClock(Hardware::BASE_CLOCK_RATE, Hardware::CNTFREQ)} {}
+CoreTiming::CoreTiming() : clock{Common::CreateOptimalClock()} {}
CoreTiming::~CoreTiming() {
Reset();
@@ -180,7 +177,7 @@ void CoreTiming::AddTicks(u64 ticks_to_add) {
void CoreTiming::Idle() {
if (!event_queue.empty()) {
const u64 next_event_time = event_queue.front().time;
- const u64 next_ticks = nsToCycles(std::chrono::nanoseconds(next_event_time)) + 10U;
+ const u64 next_ticks = Common::WallClock::NSToCNTPCT(next_event_time) + 10U;
if (next_ticks > ticks) {
ticks = next_ticks;
}
@@ -193,18 +190,11 @@ void CoreTiming::ResetTicks() {
downcount = MAX_SLICE_LENGTH;
}
-u64 CoreTiming::GetCPUTicks() const {
- if (is_multicore) [[likely]] {
- return cpu_clock->GetCPUCycles();
- }
- return ticks;
-}
-
u64 CoreTiming::GetClockTicks() const {
if (is_multicore) [[likely]] {
- return cpu_clock->GetClockCycles();
+ return clock->GetCNTPCT();
}
- return CpuCyclesToClockCycles(ticks);
+ return ticks;
}
std::optional<s64> CoreTiming::Advance() {
@@ -297,9 +287,7 @@ void CoreTiming::ThreadLoop() {
}
paused_set = true;
- event_clock->Pause(true);
pause_event.Wait();
- event_clock->Pause(false);
}
}
@@ -315,25 +303,18 @@ void CoreTiming::Reset() {
has_started = false;
}
-std::chrono::nanoseconds CoreTiming::GetCPUTimeNs() const {
- if (is_multicore) [[likely]] {
- return cpu_clock->GetTimeNS();
- }
- return CyclesToNs(ticks);
-}
-
std::chrono::nanoseconds CoreTiming::GetGlobalTimeNs() const {
if (is_multicore) [[likely]] {
- return event_clock->GetTimeNS();
+ return clock->GetTimeNS();
}
- return CyclesToNs(ticks);
+ return std::chrono::nanoseconds{Common::WallClock::CNTPCTToNS(ticks)};
}
std::chrono::microseconds CoreTiming::GetGlobalTimeUs() const {
if (is_multicore) [[likely]] {
- return event_clock->GetTimeUS();
+ return clock->GetTimeUS();
}
- return CyclesToUs(ticks);
+ return std::chrono::microseconds{Common::WallClock::CNTPCTToUS(ticks)};
}
} // namespace Core::Timing
diff --git a/src/core/core_timing.h b/src/core/core_timing.h
index e7c4a949f..fdacdd94a 100644
--- a/src/core/core_timing.h
+++ b/src/core/core_timing.h
@@ -116,15 +116,9 @@ public:
return downcount;
}
- /// Returns current time in emulated CPU cycles
- u64 GetCPUTicks() const;
-
- /// Returns current time in emulated in Clock cycles
+ /// Returns the current CNTPCT tick value.
u64 GetClockTicks() const;
- /// Returns current time in nanoseconds.
- std::chrono::nanoseconds GetCPUTimeNs() const;
-
/// Returns current time in microseconds.
std::chrono::microseconds GetGlobalTimeUs() const;
@@ -142,8 +136,7 @@ private:
void Reset();
- std::unique_ptr<Common::WallClock> cpu_clock;
- std::unique_ptr<Common::WallClock> event_clock;
+ std::unique_ptr<Common::WallClock> clock;
s64 global_timer = 0;
diff --git a/src/core/core_timing_util.h b/src/core/core_timing_util.h
deleted file mode 100644
index fe5aaefc7..000000000
--- a/src/core/core_timing_util.h
+++ /dev/null
@@ -1,58 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include <chrono>
-
-#include "common/common_types.h"
-#include "core/hardware_properties.h"
-
-namespace Core::Timing {
-
-namespace detail {
-constexpr u64 CNTFREQ_ADJUSTED = Hardware::CNTFREQ / 1000;
-constexpr u64 BASE_CLOCK_RATE_ADJUSTED = Hardware::BASE_CLOCK_RATE / 1000;
-} // namespace detail
-
-[[nodiscard]] constexpr s64 msToCycles(std::chrono::milliseconds ms) {
- return ms.count() * detail::BASE_CLOCK_RATE_ADJUSTED;
-}
-
-[[nodiscard]] constexpr s64 usToCycles(std::chrono::microseconds us) {
- return us.count() * detail::BASE_CLOCK_RATE_ADJUSTED / 1000;
-}
-
-[[nodiscard]] constexpr s64 nsToCycles(std::chrono::nanoseconds ns) {
- return ns.count() * detail::BASE_CLOCK_RATE_ADJUSTED / 1000000;
-}
-
-[[nodiscard]] constexpr u64 msToClockCycles(std::chrono::milliseconds ms) {
- return static_cast<u64>(ms.count()) * detail::CNTFREQ_ADJUSTED;
-}
-
-[[nodiscard]] constexpr u64 usToClockCycles(std::chrono::microseconds us) {
- return us.count() * detail::CNTFREQ_ADJUSTED / 1000;
-}
-
-[[nodiscard]] constexpr u64 nsToClockCycles(std::chrono::nanoseconds ns) {
- return ns.count() * detail::CNTFREQ_ADJUSTED / 1000000;
-}
-
-[[nodiscard]] constexpr u64 CpuCyclesToClockCycles(u64 ticks) {
- return ticks * detail::CNTFREQ_ADJUSTED / detail::BASE_CLOCK_RATE_ADJUSTED;
-}
-
-[[nodiscard]] constexpr std::chrono::milliseconds CyclesToMs(s64 cycles) {
- return std::chrono::milliseconds(cycles / detail::BASE_CLOCK_RATE_ADJUSTED);
-}
-
-[[nodiscard]] constexpr std::chrono::nanoseconds CyclesToNs(s64 cycles) {
- return std::chrono::nanoseconds(cycles * 1000000 / detail::BASE_CLOCK_RATE_ADJUSTED);
-}
-
-[[nodiscard]] constexpr std::chrono::microseconds CyclesToUs(s64 cycles) {
- return std::chrono::microseconds(cycles * 1000 / detail::BASE_CLOCK_RATE_ADJUSTED);
-}
-
-} // namespace Core::Timing
diff --git a/src/core/hle/kernel/k_scheduler.cpp b/src/core/hle/kernel/k_scheduler.cpp
index faa12b4f0..75ce5a23c 100644
--- a/src/core/hle/kernel/k_scheduler.cpp
+++ b/src/core/hle/kernel/k_scheduler.cpp
@@ -184,7 +184,8 @@ u64 KScheduler::UpdateHighestPriorityThread(KThread* highest_thread) {
prev_highest_thread != highest_thread) [[likely]] {
if (prev_highest_thread != nullptr) [[likely]] {
IncrementScheduledCount(prev_highest_thread);
- prev_highest_thread->SetLastScheduledTick(m_kernel.System().CoreTiming().GetCPUTicks());
+ prev_highest_thread->SetLastScheduledTick(
+ m_kernel.System().CoreTiming().GetClockTicks());
}
if (m_state.should_count_idle) {
if (highest_thread != nullptr) [[likely]] {
@@ -351,7 +352,7 @@ void KScheduler::SwitchThread(KThread* next_thread) {
// Update the CPU time tracking variables.
const s64 prev_tick = m_last_context_switch_time;
- const s64 cur_tick = m_kernel.System().CoreTiming().GetCPUTicks();
+ const s64 cur_tick = m_kernel.System().CoreTiming().GetClockTicks();
const s64 tick_diff = cur_tick - prev_tick;
cur_thread->AddCpuTime(m_core_id, tick_diff);
if (cur_process != nullptr) {
diff --git a/src/core/hle/kernel/svc/svc_info.cpp b/src/core/hle/kernel/svc/svc_info.cpp
index 2b2c878b5..445cdd87b 100644
--- a/src/core/hle/kernel/svc/svc_info.cpp
+++ b/src/core/hle/kernel/svc/svc_info.cpp
@@ -199,9 +199,9 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) {
const u64 thread_ticks = current_thread->GetCpuTime();
- out_ticks = thread_ticks + (core_timing.GetCPUTicks() - prev_ctx_ticks);
+ out_ticks = thread_ticks + (core_timing.GetClockTicks() - prev_ctx_ticks);
} else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) {
- out_ticks = core_timing.GetCPUTicks() - prev_ctx_ticks;
+ out_ticks = core_timing.GetClockTicks() - prev_ctx_ticks;
}
*result = out_ticks;
diff --git a/src/core/hle/service/hid/hidbus.cpp b/src/core/hle/service/hid/hidbus.cpp
index 5604a6fda..80aac221b 100644
--- a/src/core/hle/service/hid/hidbus.cpp
+++ b/src/core/hle/service/hid/hidbus.cpp
@@ -5,7 +5,6 @@
#include "common/settings.h"
#include "core/core.h"
#include "core/core_timing.h"
-#include "core/core_timing_util.h"
#include "core/hid/hid_types.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 456f733cf..70762c51a 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -194,17 +194,17 @@ struct GPU::Impl {
[[nodiscard]] u64 GetTicks() const {
// This values were reversed engineered by fincs from NVN
- // The gpu clock is reported in units of 385/625 nanoseconds
- constexpr u64 gpu_ticks_num = 384;
- constexpr u64 gpu_ticks_den = 625;
+ // The GPU clock is 614.4 MHz
+ using NsToGPUTickRatio = std::ratio<614'400'000, std::nano::den>;
+ static_assert(NsToGPUTickRatio::num == 384 && NsToGPUTickRatio::den == 625);
+
+ u64 nanoseconds = system.CoreTiming().GetGlobalTimeNs().count();
- u64 nanoseconds = system.CoreTiming().GetCPUTimeNs().count();
if (Settings::values.use_fast_gpu_time.GetValue()) {
nanoseconds /= 256;
}
- const u64 nanoseconds_num = nanoseconds / gpu_ticks_den;
- const u64 nanoseconds_rem = nanoseconds % gpu_ticks_den;
- return nanoseconds_num * gpu_ticks_num + (nanoseconds_rem * gpu_ticks_num) / gpu_ticks_den;
+
+ return nanoseconds * NsToGPUTickRatio::num / NsToGPUTickRatio::den;
}
[[nodiscard]] bool IsAsync() const {