/* Definitions for POSIX memory map interface. Linux/Xtensa version. Copyright (C) 1997-2018 Free Software Foundation, Inc. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef _SYS_MMAN_H # error "Never use directly; include instead." #endif /* These are Linux-specific. */ #ifdef __USE_MISC # define MAP_NORESERVE 0x0400 /* Don't check for reservations. */ # define MAP_GROWSDOWN 0x1000 /* Stack-like segment. */ # define MAP_DENYWRITE 0x2000 /* ETXTBSY */ # define MAP_EXECUTABLE 0x4000 /* Mark it as an executable. */ # define MAP_LOCKED 0x8000 /* Lock the mapping. */ # define MAP_POPULATE 0x10000 /* Populate (prefault) pagetables. */ # define MAP_NONBLOCK 0x20000 /* Do not block on IO. */ # define MAP_STACK 0x40000 /* Allocation is for a stack. */ # define MAP_HUGETLB 0x80000 /* Create huge page mapping. */ # define MAP_UNINITIALIZED 0x4000000 /* For anonymous mmap, memory could - be uninitialized. */ #endif #define __MAP_ANONYMOUS 0x0800 /* Don't use a file */ /* Include generic Linux declarations. */ #include #ifdef __USE_MISC # define MAP_RENAME MAP_ANONYMOUS #endif