linux.hh revision 11382
1/* 2 * Copyright (c) 2003-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Gabe Black 29 */ 30 31#ifndef __ARCH_SPARC_LINUX_LINUX_HH__ 32#define __ARCH_SPARC_LINUX_LINUX_HH__ 33 34#include "kern/linux/linux.hh" 35 36class SparcLinux : public Linux 37{ 38 public: 39 40 typedef struct { 41 uint32_t st_dev; 42 char __pad1[4]; 43 uint64_t st_ino; 44 uint32_t st_mode; 45 uint16_t st_nlink; 46 uint32_t st_uid; 47 uint32_t st_gid; 48 uint32_t st_rdev; 49 char __pad2[4]; 50 int64_t st_size; 51 int64_t st_atimeX; 52 int64_t st_mtimeX; 53 int64_t st_ctimeX; 54 int64_t st_blksize; 55 int64_t st_blocks; 56 uint64_t __unused4[2]; 57 } tgt_stat; 58 59 // SPARC receives weird subsignals for several of its signals. If you 60 // find yourself needing to implement these in detail, look at the 61 // Linux source. 62 static const int TGT_SIGHUP = 0x000001; 63 static const int TGT_SIGINT = 0x000002; 64 static const int TGT_SIGQUIT = 0x000003; 65 static const int TGT_SIGILL = 0x000004; 66 static const int TGT_SIGTRAP = 0x000005; 67 static const int TGT_SIGABRT = 0x000006; 68 static const int TGT_SIGIOT = 0x000006; 69 static const int TGT_SIGEMT = 0x000007; 70 static const int TGT_SIGFPE = 0x000008; 71 static const int TGT_SIGKILL = 0x000009; 72 static const int TGT_SIGBUS = 0x00000a; 73 static const int TGT_SIGSEGV = 0x00000b; 74 static const int TGT_SIGSYS = 0x00000c; 75 static const int TGT_SIGPIPE = 0x00000d; 76 static const int TGT_SIGALRM = 0x00000e; 77 static const int TGT_SIGTERM = 0x00000f; 78 static const int TGT_SIGURG = 0x000010; 79 static const int TGT_SIGSTOP = 0x000011; 80 static const int TGT_SIGTSTP = 0x000012; 81 static const int TGT_SIGCONT = 0x000013; 82 static const int TGT_SIGCHLD = 0x000014; 83 static const int TGT_SIGTTIN = 0x000015; 84 static const int TGT_SIGTTOU = 0x000016; 85 static const int TGT_SIGIO = 0x000017; 86 static const int TGT_SIGPOLL = 0x000017; 87 static const int TGT_SIGXCPU = 0x000018; 88 static const int TGT_SIGXFSZ = 0x000019; 89 static const int TGT_SIGVTALRM = 0x00001a; 90 static const int TGT_SIGPROF = 0x00001b; 91 static const int TGT_SIGWINCH = 0x00001c; 92 static const int TGT_SIGLOST = 0x00001d; 93 static const int TGT_SIGPWR = 0x00001d; 94 static const int TGT_SIGUSR1 = 0x00001e; 95 static const int TGT_SIGUSR2 = 0x00001f; 96 97 static SyscallFlagTransTable openFlagTable[]; 98 99 static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY 100 static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY 101 static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR 102 static const int TGT_O_NONBLOCK = 0x00004000; //!< O_NONBLOCK 103 static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND 104 static const int TGT_FASYNC = 0x00000040; //!< FASYNC 105 static const int TGT_O_CREAT = 0x00000200; //!< O_CREAT 106 static const int TGT_O_TRUNC = 0x00000400; //!< O_TRUNC 107 static const int TGT_O_EXCL = 0x00000800; //!< O_EXCL 108 static const int TGT_O_NOCTTY = 0x00008000; //!< O_NOCTTY 109 static const int TGT_O_SYNC = 0x00002000; //!< O_SYNC 110 static const int TGT_O_LARGEFILE = 0x00040000; //!< O_LARGEFILE 111 static const int TGT_O_DIRECT = 0x00100000; //!< O_DIRECT 112 static const int TGT_O_NOATIME = 0x00200000; //!< O_NOATIME 113 static const int TGT_O_CLOEXEC = 0x00400000; //!< O_CLOEXEC 114 static const int TGT_O_PATH = 0x01000000; //!< O_PATH 115 116 static const int TGT_O_DIRECTORY = 000200000; //!< O_DIRECTORY 117 static const int TGT_O_NOFOLLOW = 000400000; //!< O_NOFOLLOW 118 119 static const int NUM_OPEN_FLAGS; 120 121 static const unsigned TGT_MAP_ANONYMOUS = 0x20; 122 static const unsigned TGT_MAP_FIXED = 0x10; 123 124 typedef struct { 125 int64_t uptime; /* Seconds since boot */ 126 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */ 127 uint64_t totalram; /* Total usable main memory size */ 128 uint64_t freeram; /* Available memory size */ 129 uint64_t sharedram; /* Amount of shared memory */ 130 uint64_t bufferram; /* Memory used by buffers */ 131 uint64_t totalswap; /* Total swap space size */ 132 uint64_t freeswap; /* swap space still available */ 133 uint16_t procs; /* Number of current processes */ 134 uint64_t totalhigh; /* Total high memory size */ 135 uint64_t freehigh; /* Available high memory size */ 136 uint64_t mem_unit; /* Memory unit size in bytes */ 137 } tgt_sysinfo; 138 139 //@{ 140 /// ioctl() command codes. 141 /// These were calculated using the SPARC Linux headers on an x86 142 /// machine and thus may not be correct. It would be good to 143 /// verify/update these values on an actual SPARC Linux machine. 144 static const unsigned TGT_TCGETA = 0x40125401; 145 static const unsigned TGT_TCSETAW = 0x80125403; 146 static const unsigned TGT_TCGETS = 0x40385408; 147 static const unsigned TGT_FIONREAD = 0x4004667f; 148 static const unsigned TGT_TIOCGETP = 0x40067408; 149 static const unsigned TGT_TIOCSETP = 0x80067409; 150 static const unsigned TGT_TIOCSETN = 0x8006740a; 151 //@} 152 153 static bool 154 isTtyReq(unsigned req) 155 { 156 switch (req) { 157 case TGT_TIOCGETP: 158 case TGT_TIOCSETP: 159 case TGT_TIOCSETN: 160 case TGT_TCGETS: 161 case TGT_TCGETA: 162 case TGT_TCSETAW: 163 return true; 164 default: 165 return false; 166 } 167 } 168}; 169 170class Sparc32Linux : public SparcLinux 171{ 172 public: 173 174 typedef struct { 175 uint64_t st_dev; 176 uint64_t st_ino; 177 uint32_t st_mode; 178 uint32_t st_nlink; 179 uint32_t st_uid; 180 uint32_t st_gid; 181 uint64_t st_rdev; 182 uint8_t __pad3[8]; 183 int64_t st_size; 184 int32_t st_blksize; 185 uint8_t __pad4[8]; 186 int64_t st_blocks; 187 uint64_t st_atimeX; 188 uint64_t st_atime_nsec; 189 uint64_t st_mtimeX; 190 uint64_t st_mtime_nsec; 191 uint64_t st_ctimeX; 192 uint64_t st_ctime_nsec; 193 uint32_t __unused4; 194 uint32_t __unused5; 195 } tgt_stat64; 196 197 typedef struct { 198 int32_t uptime; /* Seconds since boot */ 199 uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ 200 uint32_t totalram; /* Total usable main memory size */ 201 uint32_t freeram; /* Available memory size */ 202 uint32_t sharedram; /* Amount of shared memory */ 203 uint32_t bufferram; /* Memory used by buffers */ 204 uint32_t totalswap; /* Total swap space size */ 205 uint32_t freeswap; /* swap space still available */ 206 uint16_t procs; /* Number of current processes */ 207 uint32_t totalhigh; /* Total high memory size */ 208 uint32_t freehigh; /* Available high memory size */ 209 uint32_t mem_unit; /* Memory unit size in bytes */ 210 } tgt_sysinfo; 211 212 /// Resource constants for getrlimit() (overide some generics). 213 static const unsigned TGT_RLIMIT_NPROC = 7; 214 static const unsigned TGT_RLIMIT_NOFILE = 6; 215}; 216 217#endif 218