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kern: add KAlpha/KBeta

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This commit is contained in:
Michael Scire 2020-12-01 16:32:30 -08:00 committed by SciresM
parent e400e2afc7
commit 5da6b60008
8 changed files with 118 additions and 1 deletions
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2
libraries/libmesosphere/include/mesosphere.hpp
View file

@ -77,6 +77,8 @@
#include <mesosphere/kern_select_debug.hpp>
#include <mesosphere/kern_k_process.hpp>
#include <mesosphere/kern_k_resource_limit.hpp>
#include <mesosphere/kern_k_alpha.hpp>
#include <mesosphere/kern_k_beta.hpp>
/* More Miscellaneous objects. */
#include <mesosphere/kern_k_object_name.hpp>

2
libraries/libmesosphere/include/mesosphere/init/kern_init_slab_setup.hpp
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@ -34,6 +34,8 @@ namespace ams::kern::init {
size_t num_KObjectName;
size_t num_KResourceLimit;
size_t num_KDebug;
size_t num_KAlpha;
size_t num_KBeta;
};
NOINLINE void InitializeSlabResourceCounts();

41
libraries/libmesosphere/include/mesosphere/kern_k_alpha.hpp Normal file
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@ -0,0 +1,41 @@
/*
* 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/>.
*/
#pragma once
#include <mesosphere/kern_common.hpp>
#include <mesosphere/kern_k_auto_object.hpp>
#include <mesosphere/kern_slab_helpers.hpp>
namespace ams::kern {
class KAlpha final : public KAutoObjectWithSlabHeapAndContainer<KAlpha, KAutoObjectWithList> {
MESOSPHERE_AUTOOBJECT_TRAITS(KAlpha, KAutoObject);
private:
/* NOTE: Official KAlpha has size 0x50, corresponding to 0x20 bytes of fields. */
/* TODO: Add these fields, if KAlpha is ever instantiable in the NX kernel. */
public:
explicit KAlpha() {
/* ... */
}
virtual ~KAlpha() { /* ... */ }
/* virtual void Finalize() override; */
virtual bool IsInitialized() const override { return false /* TODO */; }
static void PostDestroy(uintptr_t arg) { MESOSPHERE_UNUSED(arg); /* ... */ }
};
}

48
libraries/libmesosphere/include/mesosphere/kern_k_beta.hpp Normal file
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@ -0,0 +1,48 @@
/*
* 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/>.
*/
#pragma once
#include <mesosphere/kern_common.hpp>
#include <mesosphere/kern_k_auto_object.hpp>
#include <mesosphere/kern_slab_helpers.hpp>
namespace ams::kern {
class KProcess;
class KBeta final : public KAutoObjectWithSlabHeapAndContainer<KBeta, KAutoObjectWithList> {
MESOSPHERE_AUTOOBJECT_TRAITS(KBeta, KAutoObject);
private:
friend class KProcess;
private:
/* NOTE: Official KBeta has size 0x88, corresponding to 0x58 bytes of fields. */
/* TODO: Add these fields, if KBeta is ever instantiable in the NX kernel. */
util::IntrusiveListNode process_list_node;
public:
explicit KBeta()
: process_list_node()
{
/* ... */
}
virtual ~KBeta() { /* ... */ }
/* virtual void Finalize() override; */
virtual bool IsInitialized() const override { return false /* TODO */; }
static void PostDestroy(uintptr_t arg) { MESOSPHERE_UNUSED(arg); /* ... */ }
};
}

4
libraries/libmesosphere/include/mesosphere/kern_k_class_token.hpp
View file

@ -112,6 +112,10 @@ namespace ams::kern {
KSessionRequest,
KCodeMemory,
/* NOTE: True order for these has not been determined yet. */
KAlpha,
KBeta,
FinalClassesEnd = FinalClassesStart + NumFinalClasses,
};

3
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
View file

@ -22,6 +22,7 @@
#include <mesosphere/kern_k_thread.hpp>
#include <mesosphere/kern_k_thread_local_page.hpp>
#include <mesosphere/kern_k_shared_memory_info.hpp>
#include <mesosphere/kern_k_beta.hpp>
#include <mesosphere/kern_k_worker_task.hpp>
#include <mesosphere/kern_select_page_table.hpp>
#include <mesosphere/kern_k_condition_variable.hpp>
@ -52,6 +53,7 @@ namespace ams::kern {
static constexpr size_t AslrAlignment = KernelAslrAlignment;
private:
using SharedMemoryInfoList = util::IntrusiveListBaseTraits<KSharedMemoryInfo>::ListType;
using BetaList = util::IntrusiveListMemberTraits<&KBeta::process_list_node>::ListType;
using TLPTree = util::IntrusiveRedBlackTreeBaseTraits<KThreadLocalPage>::TreeType<KThreadLocalPage>;
using TLPIterator = TLPTree::iterator;
private:
@ -95,6 +97,7 @@ namespace ams::kern {
KThread *exception_thread{};
ThreadList thread_list{};
SharedMemoryInfoList shared_memory_list{};
BetaList beta_list{};
bool is_suspended{};
bool is_jit_debug{};
ams::svc::DebugEvent jit_debug_event_type{};

8
libraries/libmesosphere/source/init/kern_init_slab_setup.cpp
View file

@ -39,7 +39,9 @@ namespace ams::kern::init {
HANDLER(KObjectName, (SLAB_COUNT(KObjectName)), ## __VA_ARGS__) \
HANDLER(KResourceLimit, (SLAB_COUNT(KResourceLimit)), ## __VA_ARGS__) \
HANDLER(KEventInfo, (SLAB_COUNT(KThread) + SLAB_COUNT(KDebug)), ## __VA_ARGS__) \
HANDLER(KDebug, (SLAB_COUNT(KDebug)), ## __VA_ARGS__)
HANDLER(KDebug, (SLAB_COUNT(KDebug)), ## __VA_ARGS__) \
HANDLER(KAlpha, (SLAB_COUNT(KAlpha)), ## __VA_ARGS__) \
HANDLER(KBeta, (SLAB_COUNT(KBeta)), ## __VA_ARGS__)
namespace {
@ -68,6 +70,8 @@ namespace ams::kern::init {
constexpr size_t SlabCountKObjectName = 7;
constexpr size_t SlabCountKResourceLimit = 5;
constexpr size_t SlabCountKDebug = cpu::NumCores;
constexpr size_t SlabCountKAlpha = 1;
constexpr size_t SlabCountKBeta = 6;
constexpr size_t SlabCountExtraKThread = 160;
@ -94,6 +98,8 @@ namespace ams::kern::init {
.num_KObjectName = SlabCountKObjectName,
.num_KResourceLimit = SlabCountKResourceLimit,
.num_KDebug = SlabCountKDebug,
.num_KAlpha = SlabCountKAlpha,
.num_KBeta = SlabCountKBeta,
};
template<typename T>

11
libraries/libmesosphere/source/kern_k_process.cpp
View file

@ -129,6 +129,17 @@ namespace ams::kern {
}
}
/* Close all references to our betas. */
{
auto it = this->beta_list.begin();
while (it != this->beta_list.end()) {
KBeta *beta = std::addressof(*it);
it = this->beta_list.erase(it);
beta->Close();
}
}
/* Our thread local page list must be empty at this point. */
MESOSPHERE_ABORT_UNLESS(this->partially_used_tlp_tree.empty());
MESOSPHERE_ABORT_UNLESS(this->fully_used_tlp_tree.empty());