mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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115 lines
5.7 KiB
C++
115 lines
5.7 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/kern_k_spin_lock.hpp>
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namespace ams::kern {
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#if defined(MESOSPHERE_BUILD_FOR_TRACING)
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constexpr inline bool IsKTraceEnabled = true;
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#else
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constexpr inline bool IsKTraceEnabled = false;
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#endif
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constexpr inline size_t KTraceBufferSize = IsKTraceEnabled ? 16_MB : 0;
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static_assert(IsKTraceEnabled || !IsKTraceEnabled);
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static_assert((IsKTraceEnabled) ^ (KTraceBufferSize == 0));
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class KTrace {
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public:
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enum Type {
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Type_ThreadSwitch = 1,
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Type_SvcEntry0 = 3,
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Type_SvcEntry1 = 4,
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Type_SvcExit0 = 5,
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Type_SvcExit1 = 6,
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Type_Interrupt = 7,
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Type_ScheduleUpdate = 11,
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Type_CoreMigration = 14,
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};
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private:
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static bool s_is_active;
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public:
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static void Initialize(KVirtualAddress address, size_t size);
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static void Start();
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static void Stop();
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static void PushRecord(u8 type, u64 param0 = 0, u64 param1 = 0, u64 param2 = 0, u64 param3 = 0, u64 param4 = 0, u64 param5 = 0);
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static ALWAYS_INLINE bool IsActive() { return s_is_active; }
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};
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}
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#define MESOSPHERE_KTRACE_RESUME() \
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({ \
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if constexpr (::ams::kern::IsKTraceEnabled) { \
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::ams::kern::KTrace::Start(); \
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} \
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})
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#define MESOSPHERE_KTRACE_PAUSE() \
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({ \
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if constexpr (::ams::kern::IsKTraceEnabled) { \
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::ams::kern::KTrace::Stop(); \
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} \
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})
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#define MESOSPHERE_KTRACE_PUSH_RECORD(TYPE, ...) \
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({ \
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if constexpr (::ams::kern::IsKTraceEnabled) { \
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if (::ams::kern::KTrace::IsActive()) { \
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::ams::kern::KTrace::PushRecord(TYPE, ## __VA_ARGS__); \
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} \
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} \
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})
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#define MESOSPHERE_KTRACE_THREAD_SWITCH(NEXT) \
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MESOSPHERE_KTRACE_PUSH_RECORD(::ams::kern::KTrace::Type_ThreadSwitch, (NEXT)->GetId())
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#define MESOSPHERE_KTRACE_SVC_ENTRY(SVC_ID, PARAM0, PARAM1, PARAM2, PARAM3, PARAM4, PARAM5, PARAM6, PARAM7) \
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({ \
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if constexpr (::ams::kern::IsKTraceEnabled) { \
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if (::ams::kern::KTrace::IsActive()) { \
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::ams::kern::KTrace::PushRecord(::ams::kern::KTrace::Type_SvcEntry0, SVC_ID, PARAM0, PARAM1, PARAM2, PARAM3, PARAM4); \
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::ams::kern::KTrace::PushRecord(::ams::kern::KTrace::Type_SvcEntry1, PARAM5, PARAM6, PARAM7); \
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} \
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} \
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})
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#define MESOSPHERE_KTRACE_SVC_EXIT(SVC_ID, PARAM0, PARAM1, PARAM2, PARAM3, PARAM4, PARAM5, PARAM6, PARAM7) \
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({ \
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if constexpr (::ams::kern::IsKTraceEnabled) { \
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if (::ams::kern::KTrace::IsActive()) { \
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::ams::kern::KTrace::PushRecord(::ams::kern::KTrace::Type_SvcExit0, SVC_ID, PARAM0, PARAM1, PARAM2, PARAM3, PARAM4); \
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::ams::kern::KTrace::PushRecord(::ams::kern::KTrace::Type_SvcExit1, PARAM5, PARAM6, PARAM7); \
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} \
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} \
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})
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#define MESOSPHERE_KTRACE_INTERRUPT(ID) \
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MESOSPHERE_KTRACE_PUSH_RECORD(::ams::kern::KTrace::Type_Interrupt, ID)
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#define MESOSPHERE_KTRACE_SCHEDULE_UPDATE(CORE, PREV, NEXT) \
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MESOSPHERE_KTRACE_PUSH_RECORD(::ams::kern::KTrace::Type_ScheduleUpdate, CORE, (PREV)->GetId(), (NEXT)->GetId())
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#define MESOSPHERE_KTRACE_CORE_MIGRATION(THREAD_ID, PREV, NEXT, REASON) \
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MESOSPHERE_KTRACE_PUSH_RECORD(::ams::kern::KTrace::Type_CoreMigration, THREAD_ID, PREV, NEXT, REASON)
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