/* * Copyright (c) 2003-2005 The Regents of The University of Michigan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer; * redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution; * neither the name of the copyright holders nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Authors: Korey Sewell */ #ifndef __ALPHA_ALPHA_LINUX_LINUX_HH__ #define __ALPHA_ALPHA_LINUX_LINUX_HH__ #include "arch/alpha/utility.hh" #include "kern/linux/linux.hh" /* AlphaLinux class contains static constants/definitions/misc. * structures which are specific to the Linux OS AND the Alpha * architecture */ class AlphaLinux : public Linux { public: static const int TGT_SIGHUP = 0x000001; static const int TGT_SIGINT = 0x000002; static const int TGT_SIGQUIT = 0x000003; static const int TGT_SIGILL = 0x000004; static const int TGT_SIGTRAP = 0x000005; static const int TGT_SIGABRT = 0x000006; static const int TGT_SIGEMT = 0x000007; static const int TGT_SIGFPE = 0x000008; static const int TGT_SIGKILL = 0x000009; static const int TGT_SIGBUS = 0x00000a; static const int TGT_SIGSEGV = 0x00000b; static const int TGT_SIGSYS = 0x00000c; static const int TGT_SIGPIPE = 0x00000d; static const int TGT_SIGALRM = 0x00000e; static const int TGT_SIGTERM = 0x00000f; static const int TGT_SIGURG = 0x000010; static const int TGT_SIGSTOP = 0x000011; static const int TGT_SIGTSTP = 0x000012; static const int TGT_SIGCONT = 0x000013; static const int TGT_SIGCHLD = 0x000014; static const int TGT_SIGTTIN = 0x000015; static const int TGT_SIGTTOU = 0x000016; static const int TGT_SIGIO = 0x000017; static const int TGT_SIGXCPU = 0x000018; static const int TGT_SIGXFSZ = 0x000019; static const int TGT_SIGVTALRM = 0x00001a; static const int TGT_SIGPROF = 0x00001b; static const int TGT_SIGWINCH = 0x00001c; static const int TGT_SIGINFO = 0x00001d; static const int TGT_SIGUSR1 = 0x00001e; static const int TGT_SIGUSR2 = 0x00001f; /// This table maps the target open() flags to the corresponding /// host open() flags. static SyscallFlagTransTable openFlagTable[]; /// Number of entries in openFlagTable[]. static const int NUM_OPEN_FLAGS; //@{ /// open(2) flag values. static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY static const int TGT_O_RDWR = 000000002; //!< O_RDWR static const int TGT_O_CREAT = 000001000; //!< O_CREAT static const int TGT_O_EXCL = 000004000; //!< O_EXCL static const int TGT_O_NOCTTY = 000010000; //!< O_NOCTTY static const int TGT_O_TRUNC = 000002000; //!< O_TRUNC static const int TGT_O_APPEND = 000000010; //!< O_APPEND static const int TGT_O_NONBLOCK = 000000004; //!< O_NONBLOCK static const int TGT_O_DSYNC = 000040000; //!< O_DSYNC static const int TGT_FASYNC = 000020000; //!< FASYNC static const int TGT_O_DIRECT = 002000000; //!< O_DIRECT static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE static const int TGT_O_DIRECTORY = 000100000; //!< O_DIRECTORY static const int TGT_O_NOFOLLOW = 000200000; //!< O_NOFOLLOW static const int TGT_O_NOATIME = 004000000; //!< O_NOATIME static const int TGT_O_CLOEXEC = 010000000; //!< O_CLOEXEC static const int TGT_O_SYNC = 020040000; //!< O_SYNC static const int TGT_O_PATH = 040000000; //!< O_PATH //@} static const unsigned TGT_MAP_SHARED = 0x000001; static const unsigned TGT_MAP_PRIVATE = 0x000002; static const unsigned TGT_MAP_ANON = 0x000010; static const unsigned TGT_MAP_DENYWRITE = 0x002000; static const unsigned TGT_MAP_EXECUTABLE = 0x004000; static const unsigned TGT_MAP_FILE = 0x000000; static const unsigned TGT_MAP_GROWSDOWN = 0x001000; static const unsigned TGT_MAP_HUGETLB = 0x100000; static const unsigned TGT_MAP_LOCKED = 0x008000; static const unsigned TGT_MAP_NONBLOCK = 0x040000; static const unsigned TGT_MAP_NORESERVE = 0x010000; static const unsigned TGT_MAP_POPULATE = 0x020000; static const unsigned TGT_MAP_STACK = 0x080000; static const unsigned TGT_MAP_ANONYMOUS = 0x000010; static const unsigned TGT_MAP_FIXED = 0x000100; static const unsigned NUM_MMAP_FLAGS; //@{ /// For getsysinfo(). static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string static const unsigned GSI_CPU_INFO = 59; //!< CPU information static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type static const unsigned GSI_MAX_CPU = 30; //!< max # CPUs on machine static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz static const unsigned GSI_IEEE_FP_CONTROL = 45; //@} //@{ /// For setsysinfo(). static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control() //@} //@{ /// ioctl() command codes. static const unsigned TGT_TIOCGETP = 0x40067408; static const unsigned TGT_TIOCSETP = 0x80067409; static const unsigned TGT_TIOCSETN = 0x8006740a; static const unsigned TGT_TIOCSETC = 0x80067411; static const unsigned TGT_TIOCGETC = 0x40067412; static const unsigned TGT_FIONREAD = 0x4004667f; static const unsigned TGT_TCGETS = 0x402c7413; static const unsigned TGT_TCGETA = 0x40127417; static const unsigned TGT_TCSETAW = 0x80147419; // 2.6.15 kernel //@} static bool isTtyReq(unsigned req) { switch (req) { case TGT_TIOCGETP: case TGT_TIOCSETP: case TGT_TIOCSETN: case TGT_TIOCSETC: case TGT_TIOCGETC: case TGT_TCGETS: case TGT_TCGETA: case TGT_TCSETAW: return true; default: return false; } } /// For table(). static const int TBL_SYSINFO = 12; /// Resource constants for getrlimit() (overide some generics). static const unsigned TGT_RLIMIT_NPROC = 8; static const unsigned TGT_RLIMIT_AS = 7; static const unsigned TGT_RLIMIT_NOFILE = 6; static const unsigned TGT_RLIMIT_MEMLOCK = 9; typedef struct { int64_t uptime; /* Seconds since boot */ uint64_t loads[3]; /* 1, 5, and 15 minute load averages */ uint64_t totalram; /* Total usable main memory size */ uint64_t freeram; /* Available memory size */ uint64_t sharedram; /* Amount of shared memory */ uint64_t bufferram; /* Memory used by buffers */ uint64_t totalswap; /* Total swap space size */ uint64_t freeswap; /* swap space still available */ uint16_t procs; /* Number of current processes */ uint64_t totalhigh; /* Total high memory size */ uint64_t freehigh; /* Available high memory size */ uint64_t mem_unit; /* Memory unit size in bytes */ } tgt_sysinfo; // For futex system call static const unsigned TGT_EAGAIN = 35; static const unsigned TGT_EWOULDBLOCK = TGT_EAGAIN; static void archClone(uint64_t flags, Process *pp, Process *cp, ThreadContext *ptc, ThreadContext *ctc, uint64_t stack, uint64_t tls) { AlphaISA::copyMiscRegs(ptc, ctc); if (stack) ctc->setIntReg(AlphaISA::StackPointerReg, stack); } }; #endif // __ALPHA_ALPHA_LINUX_LINUX_HH__