linux.hh revision 6673:f8453ff56966
1/* 2 * Copyright (c) 2007 The Hewlett-Packard Development Company 3 * All rights reserved. 4 * 5 * Redistribution and use of this software in source and binary forms, 6 * with or without modification, are permitted provided that the 7 * following conditions are met: 8 * 9 * The software must be used only for Non-Commercial Use which means any 10 * use which is NOT directed to receiving any direct monetary 11 * compensation for, or commercial advantage from such use. Illustrative 12 * examples of non-commercial use are academic research, personal study, 13 * teaching, education and corporate research & development. 14 * Illustrative examples of commercial use are distributing products for 15 * commercial advantage and providing services using the software for 16 * commercial advantage. 17 * 18 * If you wish to use this software or functionality therein that may be 19 * covered by patents for commercial use, please contact: 20 * Director of Intellectual Property Licensing 21 * Office of Strategy and Technology 22 * Hewlett-Packard Company 23 * 1501 Page Mill Road 24 * Palo Alto, California 94304 25 * 26 * Redistributions of source code must retain the above copyright notice, 27 * this list of conditions and the following disclaimer. Redistributions 28 * in binary form must reproduce the above copyright notice, this list of 29 * conditions and the following disclaimer in the documentation and/or 30 * other materials provided with the distribution. Neither the name of 31 * the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its 32 * contributors may be used to endorse or promote products derived from 33 * this software without specific prior written permission. No right of 34 * sublicense is granted herewith. Derivatives of the software and 35 * output created using the software may be prepared, but only for 36 * Non-Commercial Uses. Derivatives of the software may be shared with 37 * others provided: (i) the others agree to abide by the list of 38 * conditions herein which includes the Non-Commercial Use restrictions; 39 * and (ii) such Derivatives of the software include the above copyright 40 * notice to acknowledge the contribution from this software where 41 * applicable, this list of conditions and the disclaimer below. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 44 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 45 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 46 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 47 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 48 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 49 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 50 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 51 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 54 * 55 * Authors: Gabe Black 56 */ 57 58#ifndef __ARCH_X86_LINUX_LINUX_HH__ 59#define __ARCH_X86_LINUX_LINUX_HH__ 60 61#include "kern/linux/linux.hh" 62 63class X86Linux64 : public Linux 64{ 65 public: 66 67 typedef struct { 68 uint64_t st_dev; 69 uint64_t st_ino; 70 uint64_t st_nlink; 71 uint32_t st_mode; 72 uint32_t st_uid; 73 uint32_t st_gid; 74 uint32_t __pad0; 75 uint64_t st_rdev; 76 int64_t st_size; 77 int64_t st_blksize; 78 int64_t st_blocks; 79 uint64_t st_atimeX; 80 uint64_t st_atime_nsec; 81 uint64_t st_mtimeX; 82 uint64_t st_mtime_nsec; 83 uint64_t st_ctimeX; 84 uint64_t st_ctime_nsec; 85 int64_t unused0[3]; 86 } tgt_stat64; 87 88 static OpenFlagTransTable openFlagTable[]; 89 90 static const int TGT_O_RDONLY = 00000000; //!< O_RDONLY 91 static const int TGT_O_WRONLY = 00000001; //!< O_WRONLY 92 static const int TGT_O_RDWR = 00000002; //!< O_RDWR 93 static const int TGT_O_NONBLOCK = 00004000; //!< O_NONBLOCK 94 static const int TGT_O_APPEND = 00002000; //!< O_APPEND 95 static const int TGT_O_CREAT = 00000100; //!< O_CREAT 96 static const int TGT_O_TRUNC = 00001000; //!< O_TRUNC 97 static const int TGT_O_EXCL = 00000200; //!< O_EXCL 98 static const int TGT_O_NOCTTY = 00000400; //!< O_NOCTTY 99 static const int TGT_O_SYNC = 00010000; //!< O_SYNC 100// static const int TGT_O_DRD = 0x00010000; //!< O_DRD 101// static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO 102// static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE 103// static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC 104// static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC 105 106 static const int NUM_OPEN_FLAGS; 107 108 static const unsigned TGT_MAP_ANONYMOUS = 0x20; 109 110 typedef struct { 111 uint64_t iov_base; // void * 112 uint64_t iov_len; // size_t 113 } tgt_iovec; 114 115 typedef struct { 116 int64_t uptime; /* Seconds since boot */ 117 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */ 118 uint64_t totalram; /* Total usable main memory size */ 119 uint64_t freeram; /* Available memory size */ 120 uint64_t sharedram; /* Amount of shared memory */ 121 uint64_t bufferram; /* Memory used by buffers */ 122 uint64_t totalswap; /* Total swap space size */ 123 uint64_t freeswap; /* swap space still available */ 124 uint16_t procs; /* Number of current processes */ 125 uint64_t totalhigh; /* Total high memory size */ 126 uint64_t freehigh; /* Available high memory size */ 127 uint64_t mem_unit; /* Memory unit size in bytes */ 128 } tgt_sysinfo; 129 130}; 131 132class X86Linux32 : public Linux 133{ 134 public: 135 136 typedef struct { 137 uint64_t st_dev; 138 uint8_t __pad0[4]; 139 uint32_t __st_ino; 140 uint32_t st_mode; 141 uint32_t st_nlink; 142 uint32_t st_uid; 143 uint32_t st_gid; 144 uint64_t st_rdev; 145 int64_t st_size; 146 uint8_t __pad3[4]; 147 uint32_t st_blksize; 148 uint64_t st_blocks; 149 uint32_t st_atimeX; 150 uint32_t st_atime_nsec; 151 uint32_t st_mtimeX; 152 uint32_t st_mtime_nsec; 153 uint32_t st_ctimeX; 154 uint32_t st_ctime_nsec; 155 uint64_t st_ino; 156 } tgt_stat64; 157 158 static OpenFlagTransTable openFlagTable[]; 159 160 static const int TGT_O_RDONLY = 00000000; //!< O_RDONLY 161 static const int TGT_O_WRONLY = 00000001; //!< O_WRONLY 162 static const int TGT_O_RDWR = 00000002; //!< O_RDWR 163 static const int TGT_O_NONBLOCK = 00004000; //!< O_NONBLOCK 164 static const int TGT_O_APPEND = 00002000; //!< O_APPEND 165 static const int TGT_O_CREAT = 00000100; //!< O_CREAT 166 static const int TGT_O_TRUNC = 00001000; //!< O_TRUNC 167 static const int TGT_O_EXCL = 00000200; //!< O_EXCL 168 static const int TGT_O_NOCTTY = 00000400; //!< O_NOCTTY 169 static const int TGT_O_SYNC = 00010000; //!< O_SYNC 170// static const int TGT_O_DRD = 0x00010000; //!< O_DRD 171// static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO 172// static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE 173// static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC 174// static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC 175 176 static const int NUM_OPEN_FLAGS; 177 178 static const unsigned TGT_MAP_ANONYMOUS = 0x20; 179 180 typedef struct { 181 int32_t uptime; /* Seconds since boot */ 182 uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ 183 uint32_t totalram; /* Total usable main memory size */ 184 uint32_t freeram; /* Available memory size */ 185 uint32_t sharedram; /* Amount of shared memory */ 186 uint32_t bufferram; /* Memory used by buffers */ 187 uint32_t totalswap; /* Total swap space size */ 188 uint32_t freeswap; /* swap space still available */ 189 uint16_t procs; /* Number of current processes */ 190 uint32_t totalhigh; /* Total high memory size */ 191 uint32_t freehigh; /* Available high memory size */ 192 uint32_t mem_unit; /* Memory unit size in bytes */ 193 } tgt_sysinfo; 194 195 static bool mmapGrowsDown() { return true; } 196}; 197 198#endif 199