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kern: Implement KAutoObject, KSlabHeap, KLightLock
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parent
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16 changed files with 923 additions and 5 deletions
25
libraries/libmesosphere/source/kern_k_auto_object.cpp
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25
libraries/libmesosphere/source/kern_k_auto_object.cpp
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@ -0,0 +1,25 @@
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/*
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* Copyright (c) 2018-2020 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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#include <mesosphere.hpp>
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namespace ams::kern {
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KAutoObject *KAutoObject::Create(KAutoObject *obj) {
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obj->ref_count = 1;
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return obj;
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}
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}
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@ -0,0 +1,51 @@
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/*
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* Copyright (c) 2018-2020 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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#include <mesosphere.hpp>
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namespace ams::kern {
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Result KAutoObjectWithListContainer::Register(KAutoObjectWithList *obj) {
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KScopedLightLock lk(this->lock);
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this->object_list.insert(*obj);
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return ResultSuccess();
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}
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Result KAutoObjectWithListContainer::Unregister(KAutoObjectWithList *obj) {
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KScopedLightLock lk(this->lock);
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this->object_list.erase(this->object_list.iterator_to(*obj));
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return ams::svc::ResultNotFound();
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}
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size_t KAutoObjectWithListContainer::GetOwnedCount(KProcess *owner) {
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KScopedLightLock lk(this->lock);
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size_t count = 0;
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for (auto &obj : this->object_list) {
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if (obj.GetOwner() == owner) {
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count++;
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}
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}
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return count;
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}
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}
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28
libraries/libmesosphere/source/kern_k_light_lock.cpp
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libraries/libmesosphere/source/kern_k_light_lock.cpp
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/*
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* Copyright (c) 2018-2020 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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#include <mesosphere.hpp>
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namespace ams::kern {
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void KLightLock::LockSlowPath(uintptr_t owner, uintptr_t cur_thread) {
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/* TODO: Implement (requires KThread, KScheduler) */
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}
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void KLightLock::UnlockSlowPath(uintptr_t cur_thread) {
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/* TODO: Implement (requires KThread, KScheduler) */
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}
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}
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@ -17,7 +17,7 @@
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namespace ams::kern {
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NOINLINE void Kernel::Initialize(s32 core_id) {
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void Kernel::Initialize(s32 core_id) {
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/* Construct the core local region object in place. */
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KCoreLocalContext *clc = GetPointer<KCoreLocalContext>(KMemoryLayout::GetCoreLocalRegionAddress());
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new (clc) KCoreLocalContext;
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@ -46,4 +46,9 @@ namespace ams::kern {
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}
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}
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void Kernel::InitializeCoreThreads(s32 core_id) {
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/* TODO: This function wants to setup the main thread and the idle thread. */
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/* It also wants to initialize the scheduler/interrupt manager/hardware timer. */
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}
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}
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@ -25,6 +25,15 @@ namespace ams::kern {
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/* Ensure that all cores get to this point before proceeding. */
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cpu::SynchronizeAllCores();
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/* Initialize the main and idle thread for each core. */
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/* Synchronize after each init to ensure the cores go in order. */
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for (size_t i = 0; i < cpu::NumCores; i++) {
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if (static_cast<s32>(i) == core_id) {
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Kernel::InitializeCoreThreads(core_id);
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}
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cpu::SynchronizeAllCores();
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}
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/* TODO: Implement more of Main() */
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while (true) { /* ... */ }
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}
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