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authorGravatar Morph2023-04-23 00:01:08 -0400
committerGravatar Morph2023-06-07 21:44:42 -0400
commit8e56a84566036cfff0aa5c3d80ae1b051d2bd0bf (patch)
tree2bb7be86aafe9986811758b508a7581d2efe8ac4 /src/core/hle/kernel
parentnvnflinger: Acquire lock prior to signaling the vsync variable (diff)
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core_timing: Use CNTPCT as the guest CPU tick
Previously, we were mixing the raw CPU frequency and CNTFRQ. The raw CPU frequency (1020 MHz) should've never been used as CNTPCT (whose frequency is CNTFRQ) is the only counter available.
Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r--src/core/hle/kernel/k_scheduler.cpp5
-rw-r--r--src/core/hle/kernel/svc/svc_info.cpp4
2 files changed, 5 insertions, 4 deletions
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) {
184 prev_highest_thread != highest_thread) [[likely]] { 184 prev_highest_thread != highest_thread) [[likely]] {
185 if (prev_highest_thread != nullptr) [[likely]] { 185 if (prev_highest_thread != nullptr) [[likely]] {
186 IncrementScheduledCount(prev_highest_thread); 186 IncrementScheduledCount(prev_highest_thread);
187 prev_highest_thread->SetLastScheduledTick(m_kernel.System().CoreTiming().GetCPUTicks()); 187 prev_highest_thread->SetLastScheduledTick(
188 m_kernel.System().CoreTiming().GetClockTicks());
188 } 189 }
189 if (m_state.should_count_idle) { 190 if (m_state.should_count_idle) {
190 if (highest_thread != nullptr) [[likely]] { 191 if (highest_thread != nullptr) [[likely]] {
@@ -351,7 +352,7 @@ void KScheduler::SwitchThread(KThread* next_thread) {
351 352
352 // Update the CPU time tracking variables. 353 // Update the CPU time tracking variables.
353 const s64 prev_tick = m_last_context_switch_time; 354 const s64 prev_tick = m_last_context_switch_time;
354 const s64 cur_tick = m_kernel.System().CoreTiming().GetCPUTicks(); 355 const s64 cur_tick = m_kernel.System().CoreTiming().GetClockTicks();
355 const s64 tick_diff = cur_tick - prev_tick; 356 const s64 tick_diff = cur_tick - prev_tick;
356 cur_thread->AddCpuTime(m_core_id, tick_diff); 357 cur_thread->AddCpuTime(m_core_id, tick_diff);
357 if (cur_process != nullptr) { 358 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
199 if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) { 199 if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) {
200 const u64 thread_ticks = current_thread->GetCpuTime(); 200 const u64 thread_ticks = current_thread->GetCpuTime();
201 201
202 out_ticks = thread_ticks + (core_timing.GetCPUTicks() - prev_ctx_ticks); 202 out_ticks = thread_ticks + (core_timing.GetClockTicks() - prev_ctx_ticks);
203 } else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) { 203 } else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) {
204 out_ticks = core_timing.GetCPUTicks() - prev_ctx_ticks; 204 out_ticks = core_timing.GetClockTicks() - prev_ctx_ticks;
205 } 205 }
206 206
207 *result = out_ticks; 207 *result = out_ticks;