1 /* Copyright (C) 2013-2016 Free Software Foundation, Inc. 2 3 This file is part of GCC. 4 5 modify it under the terms of the GNU Library General Public License 6 as published by the Free Software Foundation; either version 2, or 7 (at your option) any later version. 8 9 In addition to the permissions in the GNU Library General Public 10 License, the Free Software Foundation gives you unlimited 11 permission to link the compiled version of this file into 12 combinations with other programs, and to distribute those 13 combinations without any restriction coming from the use of this 14 file. (The Library Public License restrictions do apply in other 15 respects; for example, they cover modification of the file, and 16 distribution when not linked into a combined executable.) 17 18 This program is distributed in the hope that it will be useful, but 19 WITHOUT ANY WARRANTY; without even the implied warranty of 20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 21 Library General Public License for more details. 22 23 You should have received a copy of the GNU Library General Public 24 License along with this program; if not, write to the Free Software 25 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 26 02110-1301, USA. */ 27 28 29 #ifndef __VTV_H__ 30 #define __VTV_H__ 31 32 /* We could have used an enumeration here but it just makes it more 33 difficult for the compiler to generate a call to this. These are 34 used as arguments to the function __VLTChangePermission, declared 35 below. */ 36 #define __VLTP_READ_ONLY 0 37 #define __VLTP_READ_WRITE 1 38 39 #ifdef __cplusplus 40 extern "C" void __VLTChangePermission (int); 41 #else 42 extern void __VLTChangePermission (int); 43 #endif 44 45 #ifdef BIG_PAGE_SIZE 46 /* TODO - Replace '4096' below with correct big page size. */ 47 #define VTV_PAGE_SIZE 4096 48 #else 49 #if defined(__sun__) && defined(__svr4__) && defined(__sparc__) 50 #define VTV_PAGE_SIZE 8192 51 #else 52 #define VTV_PAGE_SIZE 4096 53 #endif 54 #endif 55 56 57 58 #endif /* __VTV_H__ */ 59
