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os: implement MemoryHeapManager, SetMemoryAttribute

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This commit is contained in:
Michael Scire 2022-06-10 22:35:57 -07:00
parent 4e112de223
commit a65b6df8d2
26 changed files with 1120 additions and 13 deletions
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3
libraries/libstratosphere/include/stratosphere/os.hpp
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@ -21,7 +21,8 @@
#include <stratosphere/os/os_memory_common.hpp>
#include <stratosphere/os/os_memory_fence.hpp>
#include <stratosphere/os/os_memory_permission.hpp>
#include <stratosphere/os/os_memory_heap_api.hpp>
#include <stratosphere/os/os_memory_attribute.hpp>
#include <stratosphere/os/os_memory_heap.hpp>
#include <stratosphere/os/os_virtual_address_memory.hpp>
#include <stratosphere/os/os_native_handle.hpp>
#include <stratosphere/os/os_process_handle_api.hpp>

30
libraries/libstratosphere/include/stratosphere/os/os_memory_attribute.hpp Normal file
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@ -0,0 +1,30 @@
/*
* Copyright (c) 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 <vapours.hpp>
#include <stratosphere/os/os_common_types.hpp>
#include <stratosphere/os/os_memory_common.hpp>
namespace ams::os {
enum MemoryAttribute {
MemoryAttribute_Normal,
MemoryAttribute_Uncached,
};
void SetMemoryAttribute(uintptr_t address, size_t size, MemoryAttribute attr);
}

4
libraries/libstratosphere/include/stratosphere/os/os_memory_common.hpp
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@ -18,10 +18,6 @@
namespace ams::os {
constexpr inline size_t MemoryPageSize = 0x1000;
constexpr inline size_t MemoryBlockUnitSize = 0x200000;
enum MemoryPermission {
MemoryPermission_None = (0 << 0),
MemoryPermission_ReadOnly = (1 << 0),

19
libraries/libstratosphere/include/stratosphere/os/os_memory_heap.hpp Normal file
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@ -0,0 +1,19 @@
/*
* Copyright (c) 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 <vapours.hpp>
#include <stratosphere/os/os_memory_heap_common.hpp>
#include <stratosphere/os/os_memory_heap_api.hpp>

7
libraries/libstratosphere/include/stratosphere/os/os_memory_heap_api.hpp
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@ -16,10 +16,15 @@
#pragma once
#include <vapours.hpp>
#include <stratosphere/os/os_common_types.hpp>
#include <stratosphere/os/os_memory_common.hpp>
#include <stratosphere/os/os_memory_heap_common.hpp>
namespace ams::os {
Result SetMemoryHeapSize(size_t size);
uintptr_t GetMemoryHeapAddress();
size_t GetMemoryHeapSize();
Result AllocateMemoryBlock(uintptr_t *out_address, size_t size);
void FreeMemoryBlock(uintptr_t address, size_t size);

28
libraries/libstratosphere/include/stratosphere/os/os_memory_heap_common.hpp Normal file
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@ -0,0 +1,28 @@
/*
* Copyright (c) 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 <vapours.hpp>
#include <stratosphere/os/os_common_types.hpp>
#include <stratosphere/os/os_memory_common.hpp>
namespace ams::os {
constexpr inline size_t MemoryHeapUnitSize = 2_MB;
constexpr inline size_t MemoryBlockUnitSize = 2_MB;
constexpr inline size_t MemoryPageSize = 4_KB;
}