linux.hh revision 13537:2441d9a15e3c
14120Sgblack@eecs.umich.edu/* 24120Sgblack@eecs.umich.edu * Copyright (c) 2010, 2011-2012, 2015 ARM Limited 34120Sgblack@eecs.umich.edu * All rights reserved 44120Sgblack@eecs.umich.edu * 54120Sgblack@eecs.umich.edu * The license below extends only to copyright in the software and shall 64120Sgblack@eecs.umich.edu * not be construed as granting a license to any other intellectual 74120Sgblack@eecs.umich.edu * property including but not limited to intellectual property relating 84120Sgblack@eecs.umich.edu * to a hardware implementation of the functionality of the software 94120Sgblack@eecs.umich.edu * licensed hereunder. You may use the software subject to the license 104120Sgblack@eecs.umich.edu * terms below provided that you ensure that this notice is replicated 114120Sgblack@eecs.umich.edu * unmodified and in its entirety in all distributions of the software, 124120Sgblack@eecs.umich.edu * modified or unmodified, in source code or in binary form. 134120Sgblack@eecs.umich.edu * 144120Sgblack@eecs.umich.edu * Copyright (c) 2003-2005 The Regents of The University of Michigan 154120Sgblack@eecs.umich.edu * Copyright (c) 2007-2008 The Florida State University 164120Sgblack@eecs.umich.edu * All rights reserved. 174120Sgblack@eecs.umich.edu * 184120Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 194120Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 204120Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 214120Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 224120Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 234120Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 244120Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 254120Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 264120Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 274120Sgblack@eecs.umich.edu * this software without specific prior written permission. 284120Sgblack@eecs.umich.edu * 294120Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 304120Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 315334Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 324120Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 334120Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 344120Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 354120Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 364120Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 374120Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 384120Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 394120Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 404120Sgblack@eecs.umich.edu * 414120Sgblack@eecs.umich.edu * Authors: Ali Saidi 424120Sgblack@eecs.umich.edu * Stephen Hines 434120Sgblack@eecs.umich.edu */ 444120Sgblack@eecs.umich.edu 454120Sgblack@eecs.umich.edu#ifndef __ARCH_ARM_LINUX_LINUX_HH__ 464120Sgblack@eecs.umich.edu#define __ARCH_ARM_LINUX_LINUX_HH__ 474120Sgblack@eecs.umich.edu 484120Sgblack@eecs.umich.edu#include "arch/arm/utility.hh" 494120Sgblack@eecs.umich.edu#include "kern/linux/linux.hh" 504120Sgblack@eecs.umich.edu 514120Sgblack@eecs.umich.educlass ArmLinux : public Linux 524120Sgblack@eecs.umich.edu{ 534120Sgblack@eecs.umich.edu public: 544120Sgblack@eecs.umich.edu static void 554120Sgblack@eecs.umich.edu archClone(uint64_t flags, 564120Sgblack@eecs.umich.edu Process *pp, Process *cp, 574120Sgblack@eecs.umich.edu ThreadContext *ptc, ThreadContext *ctc, 584120Sgblack@eecs.umich.edu uint64_t stack, uint64_t tls) 594120Sgblack@eecs.umich.edu { 604120Sgblack@eecs.umich.edu ArmISA::copyRegs(ptc, ctc); 614120Sgblack@eecs.umich.edu } 624120Sgblack@eecs.umich.edu}; 634120Sgblack@eecs.umich.edu 644120Sgblack@eecs.umich.educlass ArmLinux32 : public ArmLinux 654120Sgblack@eecs.umich.edu{ 664120Sgblack@eecs.umich.edu public: 674120Sgblack@eecs.umich.edu 684120Sgblack@eecs.umich.edu static const int TGT_SIGHUP = 0x000001; 694120Sgblack@eecs.umich.edu static const int TGT_SIGINT = 0x000002; 704120Sgblack@eecs.umich.edu static const int TGT_SIGQUIT = 0x000003; 714120Sgblack@eecs.umich.edu static const int TGT_SIGILL = 0x000004; 724120Sgblack@eecs.umich.edu static const int TGT_SIGTRAP = 0x000005; 734120Sgblack@eecs.umich.edu static const int TGT_SIGABRT = 0x000006; 744120Sgblack@eecs.umich.edu static const int TGT_SIGIOT = 0x000006; 754120Sgblack@eecs.umich.edu static const int TGT_SIGBUS = 0x000007; 764120Sgblack@eecs.umich.edu static const int TGT_SIGFPE = 0x000008; 774120Sgblack@eecs.umich.edu static const int TGT_SIGKILL = 0x000009; 784120Sgblack@eecs.umich.edu static const int TGT_SIGUSR1 = 0x00000a; 794120Sgblack@eecs.umich.edu static const int TGT_SIGSEGV = 0x00000b; 804120Sgblack@eecs.umich.edu static const int TGT_SIGUSR2 = 0x00000c; 814120Sgblack@eecs.umich.edu static const int TGT_SIGPIPE = 0x00000d; 824120Sgblack@eecs.umich.edu static const int TGT_SIGALRM = 0x00000e; 834120Sgblack@eecs.umich.edu static const int TGT_SIGTERM = 0x00000f; 844120Sgblack@eecs.umich.edu static const int TGT_SIGSTKFLT = 0x000010; 854120Sgblack@eecs.umich.edu static const int TGT_SIGCHLD = 0x000011; 864202Sbinkertn@umich.edu static const int TGT_SIGCONT = 0x000012; 875069Sgblack@eecs.umich.edu static const int TGT_SIGSTOP = 0x000013; 884202Sbinkertn@umich.edu static const int TGT_SIGTSTP = 0x000014; 895659Sgblack@eecs.umich.edu static const int TGT_SIGTTIN = 0x000015; 904601Sgblack@eecs.umich.edu static const int TGT_SIGTTOU = 0x000016; 915124Sgblack@eecs.umich.edu static const int TGT_SIGURG = 0x000017; 925083Sgblack@eecs.umich.edu static const int TGT_SIGXCPU = 0x000018; 934679Sgblack@eecs.umich.edu static const int TGT_SIGXFSZ = 0x000019; 946515Sgblack@eecs.umich.edu static const int TGT_SIGVTALRM = 0x00001a; 955083Sgblack@eecs.umich.edu static const int TGT_SIGPROF = 0x00001b; 964679Sgblack@eecs.umich.edu static const int TGT_SIGWINCH = 0x00001c; 974679Sgblack@eecs.umich.edu static const int TGT_SIGIO = 0x00001d; 986313Sgblack@eecs.umich.edu static const int TGT_SIGPOLL = 0x00001d; 996365Sgblack@eecs.umich.edu static const int TGT_SIGPWR = 0x00001e; 1005124Sgblack@eecs.umich.edu static const int TGT_SIGSYS = 0x00001f; 1014249Sgblack@eecs.umich.edu static const int TGT_SIGUNUSED = 0x00001f; 1024240Sgblack@eecs.umich.edu 1034202Sbinkertn@umich.edu /// This table maps the target open() flags to the corresponding 1044997Sgblack@eecs.umich.edu /// host open() flags. 1055135Sgblack@eecs.umich.edu static SyscallFlagTransTable openFlagTable[]; 1064997Sgblack@eecs.umich.edu 1076365Sgblack@eecs.umich.edu /// Number of entries in openFlagTable[]. 1086365Sgblack@eecs.umich.edu static const int NUM_OPEN_FLAGS; 1094997Sgblack@eecs.umich.edu 1105800Snate@binkert.org //@{ 1115800Snate@binkert.org /// Basic ARM Linux types 1124120Sgblack@eecs.umich.edu typedef uint32_t size_t; 1134202Sbinkertn@umich.edu typedef uint32_t off_t; 1145800Snate@binkert.org typedef int32_t time_t; 1155904Sgblack@eecs.umich.edu typedef int32_t clock_t; 1165904Sgblack@eecs.umich.edu //@} 1175909Sgblack@eecs.umich.edu 1185649Sgblack@eecs.umich.edu //@{ 1195647Sgblack@eecs.umich.edu /// open(2) flag values. 1205132Sgblack@eecs.umich.edu static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY 1215132Sgblack@eecs.umich.edu static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY 1224202Sbinkertn@umich.edu static const int TGT_O_RDWR = 000000002; //!< O_RDWR 1235647Sgblack@eecs.umich.edu static const int TGT_O_CREAT = 000000100; //!< O_CREAT 1245299Sgblack@eecs.umich.edu static const int TGT_O_EXCL = 000000200; //!< O_EXCL 1255245Sgblack@eecs.umich.edu static const int TGT_O_NOCTTY = 000000400; //!< O_NOCTTY 1265132Sgblack@eecs.umich.edu static const int TGT_O_TRUNC = 000001000; //!< O_TRUNC 1275086Sgblack@eecs.umich.edu static const int TGT_O_APPEND = 000002000; //!< O_APPEND 1285086Sgblack@eecs.umich.edu static const int TGT_O_NONBLOCK = 000004000; //!< O_NONBLOCK 1294202Sbinkertn@umich.edu static const int TGT_O_DSYNC = 000010000; //!< O_DSYNC 1304202Sbinkertn@umich.edu static const int TGT_FASYNC = 000020000; //!< FASYNC 1314120Sgblack@eecs.umich.edu static const int TGT_O_DIRECT = 000200000; //!< O_DIRECT 1324202Sbinkertn@umich.edu static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE 1334202Sbinkertn@umich.edu static const int TGT_O_DIRECTORY = 000040000; //!< O_DIRECTORY 1344202Sbinkertn@umich.edu static const int TGT_O_NOFOLLOW = 000100000; //!< O_NOFOLLOW 1354120Sgblack@eecs.umich.edu static const int TGT_O_NOATIME = 001000000; //!< O_NOATIME 1365069Sgblack@eecs.umich.edu static const int TGT_O_CLOEXEC = 002000000; //!< O_NOATIME 1375081Sgblack@eecs.umich.edu static const int TGT_O_SYNC = 004010000; //!< O_SYNC 1385081Sgblack@eecs.umich.edu static const int TGT_O_PATH = 010000000; //!< O_PATH 1395081Sgblack@eecs.umich.edu //@} 1405081Sgblack@eecs.umich.edu 1415081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_SHARED = 0x00001; 1425081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_PRIVATE = 0x00002; 1435081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_ANON = 0x00020; 1445081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_DENYWRITE = 0x00800; 1455081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_EXECUTABLE = 0x01000; 1465081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_FILE = 0x00000; 1475081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_GROWSDOWN = 0x00100; 1485081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_HUGETLB = 0x40000; 1495081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_LOCKED = 0x02000; 1505081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_NONBLOCK = 0x10000; 1515081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_NORESERVE = 0x04000; 1525081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_POPULATE = 0x08000; 1535081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_STACK = 0x20000; 1545081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_ANONYMOUS = 0x00020; 1555081Sgblack@eecs.umich.edu static const unsigned TGT_MAP_FIXED = 0x00010; 1565081Sgblack@eecs.umich.edu 1575081Sgblack@eecs.umich.edu static const unsigned NUM_MMAP_FLAGS; 1585081Sgblack@eecs.umich.edu 1595081Sgblack@eecs.umich.edu /// For table(). 1605081Sgblack@eecs.umich.edu static const int TBL_SYSINFO = 12; 1615081Sgblack@eecs.umich.edu 1625081Sgblack@eecs.umich.edu /// Limit struct for getrlimit/setrlimit. 1635081Sgblack@eecs.umich.edu struct rlimit { 1645081Sgblack@eecs.umich.edu uint32_t rlim_cur; //!< soft limit 1655081Sgblack@eecs.umich.edu uint32_t rlim_max; //!< hard limit 1665081Sgblack@eecs.umich.edu }; 1675081Sgblack@eecs.umich.edu 1685081Sgblack@eecs.umich.edu /// For gettimeofday(). 1695081Sgblack@eecs.umich.edu struct timeval { 1705081Sgblack@eecs.umich.edu int32_t tv_sec; //!< seconds 1715081Sgblack@eecs.umich.edu int32_t tv_usec; //!< microseconds 1725081Sgblack@eecs.umich.edu }; 1735081Sgblack@eecs.umich.edu 1745081Sgblack@eecs.umich.edu struct timespec { 1755081Sgblack@eecs.umich.edu int32_t tv_sec; //!< seconds 1765081Sgblack@eecs.umich.edu int32_t tv_nsec; //!< nanoseconds 1775081Sgblack@eecs.umich.edu }; 1785081Sgblack@eecs.umich.edu 1795081Sgblack@eecs.umich.edu // For writev/readv 1805081Sgblack@eecs.umich.edu struct tgt_iovec { 1815081Sgblack@eecs.umich.edu uint32_t iov_base; // void * 1825081Sgblack@eecs.umich.edu uint32_t iov_len; 1835081Sgblack@eecs.umich.edu }; 1845081Sgblack@eecs.umich.edu 1855081Sgblack@eecs.umich.edu 1865081Sgblack@eecs.umich.edu typedef struct { 1875081Sgblack@eecs.umich.edu uint32_t st_dev; 1885081Sgblack@eecs.umich.edu uint32_t st_ino; 1895081Sgblack@eecs.umich.edu uint16_t st_mode; 1905081Sgblack@eecs.umich.edu uint16_t st_nlink; 1915081Sgblack@eecs.umich.edu uint16_t st_uid; 1925680Sgblack@eecs.umich.edu uint16_t st_gid; 1935081Sgblack@eecs.umich.edu uint32_t st_rdev; 1945933Sgblack@eecs.umich.edu uint32_t __pad1; 1955173Sgblack@eecs.umich.edu uint32_t st_size; 1965359Sgblack@eecs.umich.edu uint32_t st_blksize; 1975081Sgblack@eecs.umich.edu uint32_t __pad2; 1985149Sgblack@eecs.umich.edu uint32_t st_blocks; 1995298Sgblack@eecs.umich.edu uint32_t st_atimeX; 2005081Sgblack@eecs.umich.edu uint32_t st_atime_nsec; 2015081Sgblack@eecs.umich.edu uint32_t st_mtimeX; 2025081Sgblack@eecs.umich.edu uint32_t st_mtime_nsec; 2035081Sgblack@eecs.umich.edu uint32_t st_ctimeX; 2045081Sgblack@eecs.umich.edu uint32_t st_ctime_nsec; 2055081Sgblack@eecs.umich.edu } tgt_stat; 2065081Sgblack@eecs.umich.edu 2075081Sgblack@eecs.umich.edu typedef struct { 2085081Sgblack@eecs.umich.edu uint64_t st_dev; 2095081Sgblack@eecs.umich.edu uint8_t __pad0[4]; 2105081Sgblack@eecs.umich.edu uint32_t __st_ino; 2115081Sgblack@eecs.umich.edu uint32_t st_mode; 2125081Sgblack@eecs.umich.edu uint32_t st_nlink; 2135081Sgblack@eecs.umich.edu uint32_t st_uid; 2145081Sgblack@eecs.umich.edu uint32_t st_gid; 2155081Sgblack@eecs.umich.edu uint64_t st_rdev; 2165081Sgblack@eecs.umich.edu uint8_t __pad3[4]; 2175081Sgblack@eecs.umich.edu int64_t __attribute__ ((aligned (8))) st_size; 2185081Sgblack@eecs.umich.edu uint32_t st_blksize; 2195081Sgblack@eecs.umich.edu uint64_t __attribute__ ((aligned (8))) st_blocks; 2205081Sgblack@eecs.umich.edu uint32_t st_atimeX; 2215081Sgblack@eecs.umich.edu uint32_t st_atime_nsec; 2225081Sgblack@eecs.umich.edu uint32_t st_mtimeX; 2235081Sgblack@eecs.umich.edu uint32_t st_mtime_nsec; 2245081Sgblack@eecs.umich.edu uint32_t st_ctimeX; 2255081Sgblack@eecs.umich.edu uint32_t st_ctime_nsec; 2265081Sgblack@eecs.umich.edu uint64_t st_ino; 2275081Sgblack@eecs.umich.edu } tgt_stat64; 2285081Sgblack@eecs.umich.edu 2295081Sgblack@eecs.umich.edu typedef struct { 2305081Sgblack@eecs.umich.edu int32_t uptime; /* Seconds since boot */ 2315081Sgblack@eecs.umich.edu uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ 2325081Sgblack@eecs.umich.edu uint32_t totalram; /* Total usable main memory size */ 2335081Sgblack@eecs.umich.edu uint32_t freeram; /* Available memory size */ 2345081Sgblack@eecs.umich.edu uint32_t sharedram; /* Amount of shared memory */ 2355081Sgblack@eecs.umich.edu uint32_t bufferram; /* Memory used by buffers */ 2365081Sgblack@eecs.umich.edu uint32_t totalswap; /* Total swap space size */ 2375081Sgblack@eecs.umich.edu uint32_t freeswap; /* swap space still available */ 2385081Sgblack@eecs.umich.edu uint16_t procs; /* Number of current processes */ 2395081Sgblack@eecs.umich.edu uint32_t totalhigh; /* Total high memory size */ 2405081Sgblack@eecs.umich.edu uint32_t freehigh; /* Available high memory size */ 2415081Sgblack@eecs.umich.edu uint32_t mem_unit; /* Memory unit size in bytes */ 2425081Sgblack@eecs.umich.edu } tgt_sysinfo; 2435081Sgblack@eecs.umich.edu 2445081Sgblack@eecs.umich.edu /// For getrusage(). 2455081Sgblack@eecs.umich.edu struct rusage { 2465081Sgblack@eecs.umich.edu struct timeval ru_utime; //!< user time used 2475081Sgblack@eecs.umich.edu struct timeval ru_stime; //!< system time used 2485081Sgblack@eecs.umich.edu int32_t ru_maxrss; //!< max rss 2495081Sgblack@eecs.umich.edu int32_t ru_ixrss; //!< integral shared memory size 2505081Sgblack@eecs.umich.edu int32_t ru_idrss; //!< integral unshared data " 2515081Sgblack@eecs.umich.edu int32_t ru_isrss; //!< integral unshared stack " 2525081Sgblack@eecs.umich.edu int32_t ru_minflt; //!< page reclaims - total vmfaults 2535081Sgblack@eecs.umich.edu int32_t ru_majflt; //!< page faults 2545081Sgblack@eecs.umich.edu int32_t ru_nswap; //!< swaps 2555081Sgblack@eecs.umich.edu int32_t ru_inblock; //!< block input operations 2565081Sgblack@eecs.umich.edu int32_t ru_oublock; //!< block output operations 2575081Sgblack@eecs.umich.edu int32_t ru_msgsnd; //!< messages sent 2585081Sgblack@eecs.umich.edu int32_t ru_msgrcv; //!< messages received 2595081Sgblack@eecs.umich.edu int32_t ru_nsignals; //!< signals received 2605081Sgblack@eecs.umich.edu int32_t ru_nvcsw; //!< voluntary context switches 2615081Sgblack@eecs.umich.edu int32_t ru_nivcsw; //!< involuntary " 2625081Sgblack@eecs.umich.edu }; 2635081Sgblack@eecs.umich.edu 2645081Sgblack@eecs.umich.edu /// For times(). 2655081Sgblack@eecs.umich.edu struct tms { 2665081Sgblack@eecs.umich.edu int32_t tms_utime; //!< user time 2675081Sgblack@eecs.umich.edu int32_t tms_stime; //!< system time 2685081Sgblack@eecs.umich.edu int32_t tms_cutime; //!< user time of children 2695081Sgblack@eecs.umich.edu int32_t tms_cstime; //!< system time of children 2705081Sgblack@eecs.umich.edu }; 2715081Sgblack@eecs.umich.edu 2725081Sgblack@eecs.umich.edu static void 2735081Sgblack@eecs.umich.edu archClone(uint64_t flags, 2745081Sgblack@eecs.umich.edu Process *pp, Process *cp, 2755081Sgblack@eecs.umich.edu ThreadContext *ptc, ThreadContext *ctc, 2765081Sgblack@eecs.umich.edu uint64_t stack, uint64_t tls) 2775081Sgblack@eecs.umich.edu { 2785081Sgblack@eecs.umich.edu ArmLinux::archClone(flags, pp, cp, ptc, ctc, stack, tls); 2795081Sgblack@eecs.umich.edu 2805081Sgblack@eecs.umich.edu if (stack) 2815081Sgblack@eecs.umich.edu ctc->setIntReg(ArmISA::INTREG_SP, stack); 2825081Sgblack@eecs.umich.edu } 2835081Sgblack@eecs.umich.edu}; 2845081Sgblack@eecs.umich.edu 2855081Sgblack@eecs.umich.educlass ArmLinux64 : public ArmLinux 2865081Sgblack@eecs.umich.edu{ 2875081Sgblack@eecs.umich.edu public: 2885081Sgblack@eecs.umich.edu 2895081Sgblack@eecs.umich.edu static const int TGT_SIGHUP = 0x000001; 2905081Sgblack@eecs.umich.edu static const int TGT_SIGINT = 0x000002; 2915081Sgblack@eecs.umich.edu static const int TGT_SIGQUIT = 0x000003; 2925081Sgblack@eecs.umich.edu static const int TGT_SIGILL = 0x000004; 2935081Sgblack@eecs.umich.edu static const int TGT_SIGTRAP = 0x000005; 2945081Sgblack@eecs.umich.edu static const int TGT_SIGABRT = 0x000006; 2955081Sgblack@eecs.umich.edu static const int TGT_SIGIOT = 0x000006; 2965081Sgblack@eecs.umich.edu static const int TGT_SIGBUS = 0x000007; 2975081Sgblack@eecs.umich.edu static const int TGT_SIGFPE = 0x000008; 2985081Sgblack@eecs.umich.edu static const int TGT_SIGKILL = 0x000009; 2995081Sgblack@eecs.umich.edu static const int TGT_SIGUSR1 = 0x00000a; 3005081Sgblack@eecs.umich.edu static const int TGT_SIGSEGV = 0x00000b; 3015081Sgblack@eecs.umich.edu static const int TGT_SIGUSR2 = 0x00000c; 3025081Sgblack@eecs.umich.edu static const int TGT_SIGPIPE = 0x00000d; 3035081Sgblack@eecs.umich.edu static const int TGT_SIGALRM = 0x00000e; 3045081Sgblack@eecs.umich.edu static const int TGT_SIGTERM = 0x00000f; 3055081Sgblack@eecs.umich.edu static const int TGT_SIGSTKFLT = 0x000010; 3065081Sgblack@eecs.umich.edu static const int TGT_SIGCHLD = 0x000011; 3075081Sgblack@eecs.umich.edu static const int TGT_SIGCONT = 0x000012; 3085081Sgblack@eecs.umich.edu static const int TGT_SIGSTOP = 0x000013; 3095081Sgblack@eecs.umich.edu static const int TGT_SIGTSTP = 0x000014; 3105081Sgblack@eecs.umich.edu static const int TGT_SIGTTIN = 0x000015; 3115081Sgblack@eecs.umich.edu static const int TGT_SIGTTOU = 0x000016; 3125081Sgblack@eecs.umich.edu static const int TGT_SIGURG = 0x000017; 3135081Sgblack@eecs.umich.edu static const int TGT_SIGXCPU = 0x000018; 3145081Sgblack@eecs.umich.edu static const int TGT_SIGXFSZ = 0x000019; 3155081Sgblack@eecs.umich.edu static const int TGT_SIGVTALRM = 0x00001a; 3165081Sgblack@eecs.umich.edu static const int TGT_SIGPROF = 0x00001b; 3175081Sgblack@eecs.umich.edu static const int TGT_SIGWINCH = 0x00001c; 3185081Sgblack@eecs.umich.edu static const int TGT_SIGIO = 0x00001d; 3195081Sgblack@eecs.umich.edu static const int TGT_SIGPOLL = 0x00001d; 3205081Sgblack@eecs.umich.edu static const int TGT_SIGPWR = 0x00001e; 3215081Sgblack@eecs.umich.edu static const int TGT_SIGSYS = 0x00001f; 3225081Sgblack@eecs.umich.edu static const int TGT_SIGUNUSED = 0x00001f; 3235081Sgblack@eecs.umich.edu 3245081Sgblack@eecs.umich.edu /// This table maps the target open() flags to the corresponding 3255081Sgblack@eecs.umich.edu /// host open() flags. 3265081Sgblack@eecs.umich.edu static SyscallFlagTransTable openFlagTable[]; 3275081Sgblack@eecs.umich.edu 3285081Sgblack@eecs.umich.edu /// Number of entries in openFlagTable[]. 3295081Sgblack@eecs.umich.edu static const int NUM_OPEN_FLAGS; 3305081Sgblack@eecs.umich.edu 3315081Sgblack@eecs.umich.edu //@{ 3325081Sgblack@eecs.umich.edu /// Basic ARM Linux types 3335081Sgblack@eecs.umich.edu typedef uint64_t size_t; 3345081Sgblack@eecs.umich.edu typedef uint64_t off_t; 3355081Sgblack@eecs.umich.edu typedef int64_t time_t; 3365081Sgblack@eecs.umich.edu typedef int64_t clock_t; 3375081Sgblack@eecs.umich.edu //@} 3385081Sgblack@eecs.umich.edu 3395081Sgblack@eecs.umich.edu //@{ 3405081Sgblack@eecs.umich.edu /// open(2) flag values. 3415081Sgblack@eecs.umich.edu static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY 3425081Sgblack@eecs.umich.edu static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY 3435081Sgblack@eecs.umich.edu static const int TGT_O_RDWR = 000000002; //!< O_RDWR 3445081Sgblack@eecs.umich.edu static const int TGT_O_CREAT = 000000100; //!< O_CREAT 3455081Sgblack@eecs.umich.edu static const int TGT_O_EXCL = 000000200; //!< O_EXCL 3465081Sgblack@eecs.umich.edu static const int TGT_O_NOCTTY = 000000400; //!< O_NOCTTY 3475081Sgblack@eecs.umich.edu static const int TGT_O_TRUNC = 000001000; //!< O_TRUNC 3485081Sgblack@eecs.umich.edu static const int TGT_O_APPEND = 000002000; //!< O_APPEND 3495081Sgblack@eecs.umich.edu static const int TGT_O_NONBLOCK = 000004000; //!< O_NONBLOCK 3505081Sgblack@eecs.umich.edu static const int TGT_O_DSYNC = 000010000; //!< O_DSYNC 3515081Sgblack@eecs.umich.edu static const int TGT_FASYNC = 000020000; //!< FASYNC 3525081Sgblack@eecs.umich.edu static const int TGT_O_DIRECT = 000200000; //!< O_DIRECT 3535081Sgblack@eecs.umich.edu static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE 3545081Sgblack@eecs.umich.edu static const int TGT_O_DIRECTORY = 000040000; //!< O_DIRECTORY 3555069Sgblack@eecs.umich.edu static const int TGT_O_NOFOLLOW = 000100000; //!< O_NOFOLLOW 3564202Sbinkertn@umich.edu static const int TGT_O_NOATIME = 001000000; //!< O_NOATIME 3574202Sbinkertn@umich.edu static const int TGT_O_CLOEXEC = 002000000; //!< O_NOATIME 3584202Sbinkertn@umich.edu static const int TGT_O_SYNC = 004010000; //!< O_SYNC 3595069Sgblack@eecs.umich.edu static const int TGT_O_PATH = 010000000; //!< O_PATH 3605069Sgblack@eecs.umich.edu //@} 3615069Sgblack@eecs.umich.edu 3625069Sgblack@eecs.umich.edu /// For mmap(). 3634202Sbinkertn@umich.edu static SyscallFlagTransTable mmapFlagTable[]; 3644202Sbinkertn@umich.edu 365 static const unsigned TGT_MAP_SHARED = 0x00001; 366 static const unsigned TGT_MAP_PRIVATE = 0x00002; 367 static const unsigned TGT_MAP_ANON = 0x00020; 368 static const unsigned TGT_MAP_DENYWRITE = 0x00800; 369 static const unsigned TGT_MAP_EXECUTABLE = 0x01000; 370 static const unsigned TGT_MAP_FILE = 0x00000; 371 static const unsigned TGT_MAP_GROWSDOWN = 0x00100; 372 static const unsigned TGT_MAP_HUGETLB = 0x40000; 373 static const unsigned TGT_MAP_LOCKED = 0x02000; 374 static const unsigned TGT_MAP_NONBLOCK = 0x10000; 375 static const unsigned TGT_MAP_NORESERVE = 0x04000; 376 static const unsigned TGT_MAP_POPULATE = 0x08000; 377 static const unsigned TGT_MAP_STACK = 0x20000; 378 static const unsigned TGT_MAP_ANONYMOUS = 0x00020; 379 static const unsigned TGT_MAP_FIXED = 0x00010; 380 381 static const unsigned NUM_MMAP_FLAGS; 382 383 //@{ 384 /// For getrusage(). 385 static const int TGT_RUSAGE_SELF = 0; 386 static const int TGT_RUSAGE_CHILDREN = -1; 387 static const int TGT_RUSAGE_BOTH = -2; 388 //@} 389 390 //@{ 391 /// ioctl() command codes. 392 static const unsigned TIOCGETP_ = 0x5401; 393 static const unsigned TIOCSETP_ = 0x80067409; 394 static const unsigned TIOCSETN_ = 0x8006740a; 395 static const unsigned TIOCSETC_ = 0x80067411; 396 static const unsigned TIOCGETC_ = 0x40067412; 397 static const unsigned FIONREAD_ = 0x4004667f; 398 static const unsigned TIOCISATTY_ = 0x2000745e; 399 static const unsigned TIOCGETS_ = 0x402c7413; 400 static const unsigned TIOCGETA_ = 0x5405; 401 static const unsigned TCSETAW_ = 0x5407; // 2.6.15 kernel 402 //@} 403 404 /// For table(). 405 static const int TBL_SYSINFO = 12; 406 407 /// Resource enumeration for getrlimit(). 408 enum rlimit_resources { 409 TGT_RLIMIT_CPU = 0, 410 TGT_RLIMIT_FSIZE = 1, 411 TGT_RLIMIT_DATA = 2, 412 TGT_RLIMIT_STACK = 3, 413 TGT_RLIMIT_CORE = 4, 414 TGT_RLIMIT_RSS = 5, 415 TGT_RLIMIT_NPROC = 6, 416 TGT_RLIMIT_NOFILE = 7, 417 TGT_RLIMIT_MEMLOCK = 8, 418 TGT_RLIMIT_AS = 9, 419 TGT_RLIMIT_LOCKS = 10 420 }; 421 422 /// Limit struct for getrlimit/setrlimit. 423 struct rlimit { 424 uint64_t rlim_cur; //!< soft limit 425 uint64_t rlim_max; //!< hard limit 426 }; 427 428 /// For gettimeofday(). 429 struct timeval { 430 int64_t tv_sec; //!< seconds 431 int64_t tv_usec; //!< microseconds 432 }; 433 434 struct timespec { 435 int64_t tv_sec; //!< seconds 436 int64_t tv_nsec; //!< nanoseconds 437 }; 438 439 // For writev/readv 440 struct tgt_iovec { 441 uint64_t iov_base; // void * 442 uint64_t iov_len; 443 }; 444 445 typedef struct { 446 uint64_t st_dev; 447 uint64_t st_ino; 448 uint64_t st_nlink; 449 uint32_t st_mode; 450 uint32_t st_uid; 451 uint32_t st_gid; 452 uint32_t __pad0; 453 uint64_t st_rdev; 454 uint64_t st_size; 455 uint64_t st_blksize; 456 uint64_t st_blocks; 457 uint64_t st_atimeX; 458 uint64_t st_atime_nsec; 459 uint64_t st_mtimeX; 460 uint64_t st_mtime_nsec; 461 uint64_t st_ctimeX; 462 uint64_t st_ctime_nsec; 463 } tgt_stat; 464 465 typedef struct { 466 uint64_t st_dev; 467 uint64_t st_ino; 468 uint32_t st_mode; 469 uint32_t st_nlink; 470 uint32_t st_uid; 471 uint32_t st_gid; 472 uint32_t __pad0; 473 uint64_t st_rdev; 474 uint64_t st_size; 475 uint64_t st_blksize; 476 uint64_t st_blocks; 477 uint64_t st_atimeX; 478 uint64_t st_atime_nsec; 479 uint64_t st_mtimeX; 480 uint64_t st_mtime_nsec; 481 uint64_t st_ctimeX; 482 uint64_t st_ctime_nsec; 483 } tgt_stat64; 484 485 typedef struct { 486 int64_t uptime; /* Seconds since boot */ 487 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */ 488 uint64_t totalram; /* Total usable main memory size */ 489 uint64_t freeram; /* Available memory size */ 490 uint64_t sharedram; /* Amount of shared memory */ 491 uint64_t bufferram; /* Memory used by buffers */ 492 uint64_t totalswap; /* Total swap space size */ 493 uint64_t freeswap; /* swap space still available */ 494 uint16_t procs; /* Number of current processes */ 495 uint16_t pad; 496 uint64_t totalhigh; /* Total high memory size */ 497 uint64_t freehigh; /* Available high memory size */ 498 uint32_t mem_unit; /* Memory unit size in bytes */ 499 } tgt_sysinfo; 500 501 /// For getrusage(). 502 struct rusage { 503 struct timeval ru_utime; //!< user time used 504 struct timeval ru_stime; //!< system time used 505 int64_t ru_maxrss; //!< max rss 506 int64_t ru_ixrss; //!< integral shared memory size 507 int64_t ru_idrss; //!< integral unshared data " 508 int64_t ru_isrss; //!< integral unshared stack " 509 int64_t ru_minflt; //!< page reclaims - total vmfaults 510 int64_t ru_majflt; //!< page faults 511 int64_t ru_nswap; //!< swaps 512 int64_t ru_inblock; //!< block input operations 513 int64_t ru_oublock; //!< block output operations 514 int64_t ru_msgsnd; //!< messages sent 515 int64_t ru_msgrcv; //!< messages received 516 int64_t ru_nsignals; //!< signals received 517 int64_t ru_nvcsw; //!< voluntary context switches 518 int64_t ru_nivcsw; //!< involuntary " 519 }; 520 521 /// For times(). 522 struct tms { 523 int64_t tms_utime; //!< user time 524 int64_t tms_stime; //!< system time 525 int64_t tms_cutime; //!< user time of children 526 int64_t tms_cstime; //!< system time of children 527 }; 528 529 static void archClone(uint64_t flags, 530 Process *pp, Process *cp, 531 ThreadContext *ptc, ThreadContext *ctc, 532 uint64_t stack, uint64_t tls) 533 { 534 ArmLinux::archClone(flags, pp, cp, ptc, ctc, stack, tls); 535 536 if (stack) 537 ctc->setIntReg(ArmISA::INTREG_SP0, stack); 538 } 539}; 540 541#endif 542