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kern: add debug thread dump

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This commit is contained in:
Michael Scire 2020-12-09 05:59:54 -08:00
parent abd7ad2720
commit bcc7eed037
8 changed files with 158 additions and 8 deletions
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80
libraries/libmesosphere/source/kern_k_dump_object.cpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mesosphere.hpp>
namespace ams::kern::KDumpObject {
namespace {
constexpr const char * const ThreadStates[] = {
[KThread::ThreadState_Initialized] = "Initialized",
[KThread::ThreadState_Waiting] = "Waiting",
[KThread::ThreadState_Runnable] = "Runnable",
[KThread::ThreadState_Terminated] = "Terminated",
};
void DumpThread(KThread *thread) {
if (KProcess *process = thread->GetOwnerProcess(); process != nullptr) {
MESOSPHERE_LOG("Thread ID=%5lu pid=%3lu %-11s Pri=%2d %-11s KernelStack=%4zu/%4zu Run=%d Ideal=%d (%d) Affinity=%016lx (%016lx)\n",
thread->GetId(), process->GetId(), process->GetName(), thread->GetPriority(), ThreadStates[thread->GetState()],
thread->GetKernelStackUsage(), PageSize, thread->GetActiveCore(), thread->GetIdealVirtualCore(), thread->GetIdealPhysicalCore(),
thread->GetVirtualAffinityMask(), thread->GetAffinityMask().GetAffinityMask());
MESOSPHERE_LOG(" State: 0x%04x Suspend: 0x%04x Dpc: 0x%x\n", thread->GetRawState(), thread->GetSuspendFlags(), thread->GetDpc());
MESOSPHERE_LOG(" TLS: %p (%p)\n", GetVoidPointer(thread->GetThreadLocalRegionAddress()), thread->GetThreadLocalRegionHeapAddress());
} else {
MESOSPHERE_LOG("Thread ID=%5lu pid=%3d %-11s Pri=%2d %-11s KernelStack=%4zu/%4zu Run=%d Ideal=%d (%d) Affinity=%016lx (%016lx)\n",
thread->GetId(), -1, "(kernel)", thread->GetPriority(), ThreadStates[thread->GetState()],
thread->GetKernelStackUsage(), PageSize, thread->GetActiveCore(), thread->GetIdealVirtualCore(), thread->GetIdealPhysicalCore(),
thread->GetVirtualAffinityMask(), thread->GetAffinityMask().GetAffinityMask());
}
}
}
void DumpThread() {
MESOSPHERE_LOG("Dump Thread\n");
{
/* Lock the list. */
KThread::ListAccessor accessor;
const auto end = accessor.end();
/* Dump each thread. */
for (auto it = accessor.begin(); it != end; ++it) {
DumpThread(static_cast<KThread *>(std::addressof(*it)));
}
}
MESOSPHERE_LOG("\n");
}
void DumpThread(u64 thread_id) {
MESOSPHERE_LOG("Dump Thread\n");
{
/* Find and dump the target thread. */
if (KThread *thread = KThread::GetThreadFromId(thread_id); thread != nullptr) {
ON_SCOPE_EXIT { thread->Close(); };
DumpThread(thread);
}
}
MESOSPHERE_LOG("\n");
}
}