linux.cc revision 11383:5ac090acd180
1/* 2 * Copyright (c) 2003-2005 The Regents of The University of Michigan 3 * Copyright (c) 2009 The University of Edinburgh 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer; 10 * redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution; 13 * neither the name of the copyright holders nor the names of its 14 * contributors may be used to endorse or promote products derived from 15 * this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * Authors: Timothy M. Jones 30 */ 31 32#include "arch/power/linux/linux.hh" 33 34#include <fcntl.h> 35#include <sys/mman.h> 36 37// open(2) flags translation table 38SyscallFlagTransTable PowerLinux::openFlagTable[] = { 39#ifdef _MSC_VER 40 { PowerLinux::TGT_O_RDONLY, _O_RDONLY }, 41 { PowerLinux::TGT_O_WRONLY, _O_WRONLY }, 42 { PowerLinux::TGT_O_RDWR, _O_RDWR }, 43 { PowerLinux::TGT_O_CREAT, _O_CREAT }, 44 { PowerLinux::TGT_O_EXCL, _O_EXCL }, 45#ifdef _O_NOCTTY 46 { PowerLinux::TGT_O_NOCTTY, _O_NOCTTY }, 47#endif 48 { PowerLinux::TGT_O_TRUNC, _O_TRUNC }, 49 { PowerLinux::TGT_O_APPEND, _O_APPEND }, 50#ifdef _O_NONBLOCK 51 { PowerLinux::TGT_O_NONBLOCK, _O_NONBLOCK }, 52#endif 53#ifdef _O_DSYNC 54 { PowerLinux::TGT_O_DSYNC, _O_DSYNC }, 55#endif 56 { PowerLinux::TGT_FASYNC, _O_ASYNC }, 57 { PowerLinux::TGT_O_DIRECT, _O_DIRECT }, 58#ifdef _O_LARGEFILE 59 { PowerLinux::TGT_O_LARGEFILE, _O_LARGEFILE }, 60#endif 61 { PowerLinux::TGT_O_DIRECTORY, _O_DIRECTORY }, 62 { PowerLinux::TGT_O_NOFOLLOW, _O_NOFOLLOW }, 63 { PowerLinux::TGT_O_NOATIME, _O_NOATIME }, 64#ifdef _O_CLOEXEC 65 { PowerLinux::TGT_O_CLOEXEC, _O_CLOEXEC }, 66#endif 67#ifdef _O_SYNC 68 { PowerLinux::TGT_O_SYNC, _O_SYNC }, 69#endif 70#ifdef _O_PATH 71 { PowerLinux::TGT_O_PATH, _O_PATH}, 72#endif 73#else /* !_MSC_VER */ 74 { PowerLinux::TGT_O_RDONLY, O_RDONLY }, 75 { PowerLinux::TGT_O_WRONLY, O_WRONLY }, 76 { PowerLinux::TGT_O_RDWR, O_RDWR }, 77 { PowerLinux::TGT_O_CREAT, O_CREAT }, 78 { PowerLinux::TGT_O_EXCL, O_EXCL }, 79 { PowerLinux::TGT_O_NOCTTY, O_NOCTTY }, 80 { PowerLinux::TGT_O_TRUNC, O_TRUNC }, 81 { PowerLinux::TGT_O_APPEND, O_APPEND }, 82 { PowerLinux::TGT_O_NONBLOCK, O_NONBLOCK }, 83#ifdef O_DSYNC 84 { PowerLinux::TGT_O_DSYNC, O_DSYNC }, 85#endif 86 { PowerLinux::TGT_FASYNC, O_ASYNC }, 87 { PowerLinux::TGT_O_DIRECT, O_DIRECT }, 88#ifdef O_LARGEFILE 89 { PowerLinux::TGT_O_LARGEFILE, O_LARGEFILE }, 90#endif 91 { PowerLinux::TGT_O_DIRECTORY, O_DIRECTORY }, 92 { PowerLinux::TGT_O_NOFOLLOW, O_NOFOLLOW }, 93 { PowerLinux::TGT_O_NOATIME, O_NOATIME }, 94#ifdef O_CLOEXEC 95 { PowerLinux::TGT_O_CLOEXEC, O_CLOEXEC }, 96#endif 97#ifdef O_SYNC 98 { PowerLinux::TGT_O_SYNC, O_SYNC }, 99#endif 100#ifdef O_PATH 101 { PowerLinux::TGT_O_PATH, O_PATH}, 102#endif 103#endif /* _MSC_VER */ 104}; 105 106const int PowerLinux::NUM_OPEN_FLAGS = 107 (sizeof(PowerLinux::openFlagTable)/sizeof(PowerLinux::openFlagTable[0])); 108 109// mmap(2) flags translation table 110SyscallFlagTransTable PowerLinux::mmapFlagTable[] = { 111 { PowerLinux::TGT_MAP_SHARED, MAP_SHARED }, 112 { PowerLinux::TGT_MAP_PRIVATE, MAP_PRIVATE }, 113 { PowerLinux::TGT_MAP_ANON, MAP_ANON }, 114 { PowerLinux::TGT_MAP_DENYWRITE, MAP_DENYWRITE }, 115 { PowerLinux::TGT_MAP_EXECUTABLE, MAP_EXECUTABLE }, 116 { PowerLinux::TGT_MAP_FILE, MAP_FILE }, 117 { PowerLinux::TGT_MAP_GROWSDOWN, MAP_GROWSDOWN }, 118 { PowerLinux::TGT_MAP_HUGETLB, MAP_HUGETLB }, 119 { PowerLinux::TGT_MAP_LOCKED, MAP_LOCKED }, 120 { PowerLinux::TGT_MAP_NONBLOCK, MAP_NONBLOCK }, 121 { PowerLinux::TGT_MAP_NORESERVE, MAP_NORESERVE }, 122 { PowerLinux::TGT_MAP_POPULATE, MAP_POPULATE }, 123#ifdef MAP_STACK 124 { PowerLinux::TGT_MAP_STACK, MAP_STACK }, 125#endif 126 { PowerLinux::TGT_MAP_ANONYMOUS, MAP_ANONYMOUS }, 127 { PowerLinux::TGT_MAP_FIXED, MAP_FIXED }, 128}; 129 130const unsigned PowerLinux::NUM_MMAP_FLAGS = 131 sizeof(PowerLinux::mmapFlagTable) / 132 sizeof(PowerLinux::mmapFlagTable[0]); 133 134