mirror of
https://gitea.wildfiregames.com/0ad/0ad.git
synced 2026-11-08 10:29:00 +00:00
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/* Copyright (C) 2026 Wildfire Games.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
/*
|
|
* OS-specific support functions relating to CPU and memory
|
|
*/
|
|
|
|
#ifndef INCLUDED_OS_CPU
|
|
#define INCLUDED_OS_CPU
|
|
|
|
#include <cstddef>
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// CPU and memory characteristics
|
|
|
|
/**
|
|
* @return the size [bytes] of a MMU page (4096 on most IA-32 systems)
|
|
**/
|
|
size_t os_cpu_PageSize();
|
|
|
|
/**
|
|
* @return the size [bytes] of a large MMU page (4 MiB on most IA-32 systems)
|
|
* or zero if they are not supported.
|
|
**/
|
|
size_t os_cpu_LargePageSize();
|
|
|
|
/**
|
|
* @return the current amount [MB] of available memory.
|
|
**/
|
|
size_t os_cpu_MemoryAvailable();
|
|
|
|
#endif // #ifndef INCLUDED_OS_CPU
|