2 * Copyright (c) 2010 ARM Limited
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14 * Copyright (c) 2003-2005 The Regents of The University of Michigan
15 * Copyright (c) 2007-2008 The Florida State University
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45 #ifndef __ARCH_ARM_LINUX_LINUX_HH__
46 #define __ARCH_ARM_LINUX_LINUX_HH__
48 #include "kern/linux/linux.hh"
50 class ArmLinux : public Linux
54 /// This table maps the target open() flags to the corresponding
55 /// host open() flags.
56 static OpenFlagTransTable openFlagTable[];
58 /// Number of entries in openFlagTable[].
59 static const int NUM_OPEN_FLAGS;
62 /// Basic ARM Linux types
63 typedef uint32_t size_t;
64 typedef uint32_t off_t;
65 typedef int32_t time_t;
66 typedef int32_t clock_t;
70 /// open(2) flag values.
71 static const int TGT_O_RDONLY = 00000000; //!< O_RDONLY
72 static const int TGT_O_WRONLY = 00000001; //!< O_WRONLY
73 static const int TGT_O_RDWR = 00000002; //!< O_RDWR
74 static const int TGT_O_CREAT = 00000100; //!< O_CREAT
75 static const int TGT_O_EXCL = 00000200; //!< O_EXCL
76 static const int TGT_O_NOCTTY = 00000400; //!< O_NOCTTY
77 static const int TGT_O_TRUNC = 00001000; //!< O_TRUNC
78 static const int TGT_O_APPEND = 00002000; //!< O_APPEND
79 static const int TGT_O_NONBLOCK = 00004000; //!< O_NONBLOCK
80 static const int TGT_O_SYNC = 00010000; //!< O_SYNC
81 static const int TGT_FASYNC = 00020000; //!< FASYNC
82 static const int TGT_O_DIRECT = 00040000; //!< O_DIRECT
83 static const int TGT_O_LARGEFILE = 00100000; //!< O_LARGEFILE
84 static const int TGT_O_DIRECTORY = 00200000; //!< O_DIRECTORY
85 static const int TGT_O_NOFOLLOW = 00400000; //!< O_NOFOLLOW
86 static const int TGT_O_NOATIME = 01000000; //!< O_NOATIME
87 static const int TGT_O_CLOEXEC = 02000000; //!< O_NOATIME
93 static const unsigned TGT_MAP_ANONYMOUS = 0x20;
94 static const unsigned TGT_MAP_FIXED = 0x10;
97 static const int TBL_SYSINFO = 12;
99 /// Limit struct for getrlimit/setrlimit.
101 uint32_t rlim_cur; //!< soft limit
102 uint32_t rlim_max; //!< hard limit
105 /// For gettimeofday().
107 int32_t tv_sec; //!< seconds
108 int32_t tv_usec; //!< microseconds
113 uint32_t iov_base; // void *
130 uint32_t st_atime_nsec;
132 uint32_t st_mtime_nsec;
134 uint32_t st_ctime_nsec;
147 int64_t __attribute__ ((aligned (8))) st_size;
149 uint64_t __attribute__ ((aligned (8))) st_blocks;
151 uint32_t st_atime_nsec;
153 uint32_t st_mtime_nsec;
155 uint32_t st_ctime_nsec;
160 int32_t uptime; /* Seconds since boot */
161 uint32_t loads[3]; /* 1, 5, and 15 minute load averages */
162 uint32_t totalram; /* Total usable main memory size */
163 uint32_t freeram; /* Available memory size */
164 uint32_t sharedram; /* Amount of shared memory */
165 uint32_t bufferram; /* Memory used by buffers */
166 uint32_t totalswap; /* Total swap space size */
167 uint32_t freeswap; /* swap space still available */
168 uint16_t procs; /* Number of current processes */
169 uint32_t totalhigh; /* Total high memory size */
170 uint32_t freehigh; /* Available high memory size */
171 uint32_t mem_unit; /* Memory unit size in bytes */
176 struct timeval ru_utime; //!< user time used
177 struct timeval ru_stime; //!< system time used
178 int32_t ru_maxrss; //!< max rss
179 int32_t ru_ixrss; //!< integral shared memory size
180 int32_t ru_idrss; //!< integral unshared data "
181 int32_t ru_isrss; //!< integral unshared stack "
182 int32_t ru_minflt; //!< page reclaims - total vmfaults
183 int32_t ru_majflt; //!< page faults
184 int32_t ru_nswap; //!< swaps
185 int32_t ru_inblock; //!< block input operations
186 int32_t ru_oublock; //!< block output operations
187 int32_t ru_msgsnd; //!< messages sent
188 int32_t ru_msgrcv; //!< messages received
189 int32_t ru_nsignals; //!< signals received
190 int32_t ru_nvcsw; //!< voluntary context switches
191 int32_t ru_nivcsw; //!< involuntary "
196 int32_t tms_utime; //!< user time
197 int32_t tms_stime; //!< system time
198 int32_t tms_cutime; //!< user time of children
199 int32_t tms_cstime; //!< system time of children