linux.hh revision 6689
1/* 2 * Copyright (c) 2006 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: Korey Sewell 29 */ 30 31#ifndef __ARCH_MIPS_LINUX_LINUX_HH__ 32#define __ARCH_MIPS_LINUX_LINUX_HH__ 33 34#include "kern/linux/linux.hh" 35 36class MipsLinux : public Linux 37{ 38 public: 39 40 /// This table maps the target open() flags to the corresponding 41 /// host open() flags. 42 static OpenFlagTransTable openFlagTable[]; 43 44 /// Number of entries in openFlagTable[]. 45 static const int NUM_OPEN_FLAGS; 46 47 //@{ 48 /// open(2) flag values. 49 static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY 50 static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY 51 static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR 52 static const int TGT_O_NONBLOCK = 0x00000080; //!< O_NONBLOCK 53 static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND 54 static const int TGT_O_CREAT = 0x00000100; //!< O_CREAT 55 static const int TGT_O_TRUNC = 0x00000200; //!< O_TRUNC 56 static const int TGT_O_EXCL = 0x00000400; //!< O_EXCL 57 static const int TGT_O_NOCTTY = 0x00000800; //!< O_NOCTTY 58 static const int TGT_O_SYNC = 0x00000010; //!< O_SYNC 59 static const int TGT_O_DRD = 0x00010000; //!< O_DRD 60 static const int TGT_O_DIRECTIO = 0x00020000; //!< O_DIRECTIO 61 static const int TGT_O_CACHE = 0x00002000; //!< O_CACHE 62 static const int TGT_O_DSYNC = 0x00008000; //!< O_DSYNC 63 static const int TGT_O_RSYNC = 0x00040000; //!< O_RSYNC 64 //@} 65 66 /// For mmap(). 67 static const unsigned TGT_MAP_ANONYMOUS = 0x800; 68 69 //@{ 70 /// For getsysinfo(). 71 static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string 72 static const unsigned GSI_CPU_INFO = 59; //!< CPU information 73 static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type 74 static const unsigned GSI_MAX_CPU = 30; //!< max # cpu's on this machine 75 static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system 76 static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB 77 static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz 78 //@} 79 80 //@{ 81 /// For getrusage(). 82 static const int TGT_RUSAGE_SELF = 0; 83 static const int TGT_RUSAGE_CHILDREN = -1; 84 static const int TGT_RUSAGE_BOTH = -2; 85 //@} 86 87 //@{ 88 /// For setsysinfo(). 89 static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control() 90 //@} 91 92 //@{ 93 /// ioctl() command codes. 94 static const unsigned TIOCGETP_ = 0x7408; 95 static const unsigned TIOCSETP_ = 0x7409; 96 static const unsigned TIOCSETN_ = 0x740a; 97 static const unsigned TIOCSETC_ = 0x7411; 98 static const unsigned TIOCGETC_ = 0x7412; 99 static const unsigned FIONREAD_ = 0x467f; 100 static const unsigned TIOCISATTY_ = 0x5480; 101 static const unsigned TIOCGETS_ = 0x540d; 102 static const unsigned TIOCGETA_ = 0x7417; 103 static const unsigned TCSETAW_ = 0x5403; // 2.6.15 kernel 104 //@} 105 106 /// For table(). 107 static const int TBL_SYSINFO = 12; 108 109 /// Resource enumeration for getrlimit()/setrlimit(). 110 enum rlimit_resources { 111 TGT_RLIMIT_CPU = 0, 112 TGT_RLIMIT_FSIZE = 1, 113 TGT_RLIMIT_DATA = 2, 114 TGT_RLIMIT_STACK = 3, 115 TGT_RLIMIT_CORE = 4, 116 TGT_RLIMIT_NOFILE = 5, 117 TGT_RLIMIT_AS = 6, 118 TGT_RLIMIT_RSS = 7, 119 TGT_RLIMIT_VMEM = 7, 120 TGT_RLIMIT_NPROC = 8, 121 TGT_RLIMIT_MEMLOCK = 9, 122 TGT_RLIMIT_LOCKS = 10, 123 NUM_RLIMIT_RESOURCES 124 }; 125 126 /// Offset used to make sure that processes don't 127 /// assign themselves to process IDs reserved for 128 /// the root users. 129 static const int NUM_ROOT_PROCS = 2; 130 131 typedef struct { 132 int32_t uptime; /* Seconds since boot */ 133 uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ 134 uint32_t totalram; /* Total usable main memory size */ 135 uint32_t freeram; /* Available memory size */ 136 uint32_t sharedram; /* Amount of shared memory */ 137 uint32_t bufferram; /* Memory used by buffers */ 138 uint32_t totalswap; /* Total swap space size */ 139 uint32_t freeswap; /* swap space still available */ 140 uint16_t procs; /* Number of current processes */ 141 uint32_t totalhigh; /* Total high memory size */ 142 uint32_t freehigh; /* Available high memory size */ 143 uint32_t mem_unit; /* Memory unit size in bytes */ 144 } tgt_sysinfo; 145 146}; 147 148#endif 149