linux.hh revision 5254 
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#include <string>
36
37using std::string;
38
39class MipsLinux : public Linux
40{
41  public:
42
43    /// This table maps the target open() flags to the corresponding
44    /// host open() flags.
45    static OpenFlagTransTable openFlagTable[];
46
47    /// Number of entries in openFlagTable[].
48    static const int NUM_OPEN_FLAGS;
49
50    //@{
51    /// open(2) flag values.
52    static const int TGT_O_RDONLY	= 0x00000000;	//!< O_RDONLY
53    static const int TGT_O_WRONLY	= 0x00000001;	//!< O_WRONLY
54    static const int TGT_O_RDWR	        = 0x00000002;	//!< O_RDWR
55    static const int TGT_O_NONBLOCK     = 0x00000080;	//!< O_NONBLOCK
56    static const int TGT_O_APPEND	= 0x00000008;	//!< O_APPEND
57    static const int TGT_O_CREAT	= 0x00000100;	//!< O_CREAT
58    static const int TGT_O_TRUNC	= 0x00000200;	//!< O_TRUNC
59    static const int TGT_O_EXCL	        = 0x00000400;	//!< O_EXCL
60    static const int TGT_O_NOCTTY	= 0x00000800;	//!< O_NOCTTY
61    static const int TGT_O_SYNC	        = 0x00000010;	//!< O_SYNC
62    static const int TGT_O_DRD	        = 0x00010000;	//!< O_DRD
63    static const int TGT_O_DIRECTIO     = 0x00020000;	//!< O_DIRECTIO
64    static const int TGT_O_CACHE	= 0x00002000;	//!< O_CACHE
65    static const int TGT_O_DSYNC	= 0x00008000;	//!< O_DSYNC
66    static const int TGT_O_RSYNC	= 0x00040000;	//!< O_RSYNC
67    //@}
68
69    /// For mmap().
70    static const unsigned TGT_MAP_ANONYMOUS = 0x800;
71
72    //@{
73    /// For getsysinfo().
74    static const unsigned GSI_PLATFORM_NAME = 103;  //!< platform name as string
75    static const unsigned GSI_CPU_INFO = 59;	//!< CPU information
76    static const unsigned GSI_PROC_TYPE = 60;	//!< get proc_type
77    static const unsigned GSI_MAX_CPU = 30;         //!< max # cpu's on this machine
78    static const unsigned GSI_CPUS_IN_BOX = 55;	//!< number of CPUs in system
79    static const unsigned GSI_PHYSMEM = 19;	        //!< Physical memory in KB
80    static const unsigned GSI_CLK_TCK = 42;	        //!< clock freq in Hz
81    //@}
82
83    //@{
84    /// For getrusage().
85    static const int TGT_RUSAGE_SELF = 0;
86    static const int TGT_RUSAGE_CHILDREN = -1;
87    static const int TGT_RUSAGE_BOTH = -2;
88    //@}
89
90    //@{
91    /// For setsysinfo().
92    static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
93    //@}
94
95    //@{
96    /// ioctl() command codes.
97    static const unsigned TIOCGETP   = 0x7408;
98    static const unsigned TIOCSETP   = 0x7409;
99    static const unsigned TIOCSETN   = 0x740a;
100    static const unsigned TIOCSETC   = 0x7411;
101    static const unsigned TIOCGETC   = 0x7412;
102    static const unsigned FIONREAD   = 0x467f;
103    static const unsigned TIOCISATTY = 0x5480;
104    static const unsigned TIOCGETS   = 0x540d;
105    static const unsigned TIOCGETA   = 0x7417;
106    //@}
107
108    /// For table().
109    static const int TBL_SYSINFO = 12;
110
111    /// Resource enumeration for getrlimit()/setrlimit().
112    enum rlimit_resources {
113        TGT_RLIMIT_CPU = 0,
114        TGT_RLIMIT_FSIZE = 1,
115        TGT_RLIMIT_DATA = 2,
116        TGT_RLIMIT_STACK = 3,
117        TGT_RLIMIT_CORE = 4,
118        TGT_RLIMIT_NOFILE = 5,
119        TGT_RLIMIT_AS = 6,
120        TGT_RLIMIT_RSS = 7,
121        TGT_RLIMIT_VMEM = 7,
122        TGT_RLIMIT_NPROC = 8,
123        TGT_RLIMIT_MEMLOCK = 9,
124        TGT_RLIMIT_LOCKS = 10,
125        NUM_RLIMIT_RESOURCES
126    };
127
128    /// Offset used to make sure that processes don't
129    /// assign themselves to process IDs reserved for
130    /// the root users.
131    static const int NUM_ROOT_PROCS = 2;
132};
133
134#endif
135