/* * Copyright (c) 2024 Arm Limited * * The license below extends only to copyright in the software and shall * not be construed as granting a license to any other intellectual * property including but not limited to intellectual property relating * to a hardware implementation of the functionality of the software * licensed hereunder. You may use the software subject to the license * terms below provided that you ensure that this notice is replicated * unmodified and in its entirety in all distributions of the software, * modified or unmodified, in source code or in binary form. * * Copyright (c) 2006 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. */ #ifndef __ARCH_MIPS_LINUX_LINUX_HH__ #define __ARCH_MIPS_LINUX_LINUX_HH__ #include #include "kern/linux/flag_tables.hh" #include "kern/linux/linux.hh" namespace gem5 { class MipsLinux : public Linux, public OpenFlagTable { public: static const ByteOrder byteOrder = ByteOrder::little; 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_SIGIOT = 0x000006; 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_SIGUSR1 = 0x000010; static const int TGT_SIGUSR2 = 0x000011; static const int TGT_SIGCHLD = 0x000012; static const int TGT_SIGCLD = 0x000012; static const int TGT_SIGPWR = 0x000013; static const int TGT_SIGWINCH = 0x000014; static const int TGT_SIGURG = 0x000015; static const int TGT_SIGIO = 0x000016; static const int TGT_SIGPOLL = 0x000016; static const int TGT_SIGSTOP = 0x000017; static const int TGT_SIGTSTP = 0x000018; static const int TGT_SIGCONT = 0x000019; static const int TGT_SIGTTIN = 0x00001a; static const int TGT_SIGTTOU = 0x00001b; static const int TGT_SIGVTALRM = 0x00001c; static const int TGT_SIGPROF = 0x00001d; static const int TGT_SIGXCPU = 0x00001e; static const int TGT_SIGXFSZ = 0x00001f; //@{ /// open(2) flag values. static constexpr int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY static constexpr int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY static constexpr int TGT_O_RDWR = 0x00000002; //!< O_RDWR static constexpr int TGT_O_CREAT = 0x00000100; //!< O_CREAT static constexpr int TGT_O_EXCL = 0x00000400; //!< O_EXCL static constexpr int TGT_O_NOCTTY = 0x00000800; //!< O_NOCTTY static constexpr int TGT_O_TRUNC = 0x00000200; //!< O_TRUNC static constexpr int TGT_O_APPEND = 0x00000008; //!< O_APPEND static constexpr int TGT_O_NONBLOCK = 0x00000080; //!< O_NONBLOCK static constexpr int TGT_O_DSYNC = 0x00000010; //!< O_DSYNC static constexpr int TGT_FASYNC = 0x00001000; //!< O_FASYNC static constexpr int TGT_O_DIRECT = 0x00008000; //!< O_DIRECT static constexpr int TGT_O_LARGEFILE = 0x00002000; //!< O_LARGEFILE static constexpr int TGT_O_DIRECTORY = 0x00010000; //!< O_DIRECTORY static constexpr int TGT_O_NOFOLLOW = 0x00020000; //!< O_NOFOLLOW static constexpr int TGT_O_NOATIME = 0x00040000; //!< O_NOATIME static constexpr int TGT_O_CLOEXEC = 0x00080000; //!< O_CLOEXEC static constexpr int TGT_O_SYNC = 0x00004010; //!< O_SYNC static constexpr int TGT_O_PATH = 0x00200000; //!< O_PATH //@} static constexpr unsigned TGT_MAP_SHARED = 0x00001; static constexpr unsigned TGT_MAP_PRIVATE = 0x00002; static constexpr unsigned TGT_MAP_ANON = 0x00800; static constexpr unsigned TGT_MAP_DENYWRITE = 0x02000; static constexpr unsigned TGT_MAP_EXECUTABLE = 0x04000; static constexpr unsigned TGT_MAP_FILE = 0x00000; static constexpr unsigned TGT_MAP_GROWSDOWN = 0x01000; static constexpr unsigned TGT_MAP_HUGETLB = 0x80000; static constexpr unsigned TGT_MAP_LOCKED = 0x08000; static constexpr unsigned TGT_MAP_NONBLOCK = 0x20000; static constexpr unsigned TGT_MAP_NORESERVE = 0x00400; static constexpr unsigned TGT_MAP_POPULATE = 0x10000; static constexpr unsigned TGT_MAP_STACK = 0x40000; static constexpr unsigned TGT_MAP_ANONYMOUS = 0x00800; static constexpr unsigned TGT_MAP_FIXED = 0x00010; //@{ /// 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 # cpu's on this 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 //@} //@{ /// For setsysinfo(). static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control() //@} //@{ /// ioctl() command codes. static const unsigned TGT_TCGETA = 0x5401; static const unsigned TGT_TCSETAW = 0x5403; static const unsigned TGT_TCGETS = 0x540d; static const unsigned TGT_FIONREAD = 0x467f; static const unsigned TGT_TIOCGETP = 0x7408; static const unsigned TGT_TIOCSETP = 0x7409; static const unsigned TGT_TIOCSETN = 0x740a; //@} static bool isTtyReq(unsigned req) { switch (req) { case TGT_TIOCGETP: case TGT_TIOCSETP: case TGT_TIOCSETN: case TGT_FIONREAD: 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 = 6; static const unsigned TGT_RLIMIT_RSS = 7; static const unsigned TGT_RLIMIT_NOFILE = 5; static const unsigned TGT_RLIMIT_MEMLOCK = 9; /// Offset used to make sure that processes don't /// assign themselves to process IDs reserved for /// the root users. static const int NUM_ROOT_PROCS = 2; struct tgt_sysinfo { int32_t uptime; /* Seconds since boot */ uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ uint32_t totalram; /* Total usable main memory size */ uint32_t freeram; /* Available memory size */ uint32_t sharedram; /* Amount of shared memory */ uint32_t bufferram; /* Memory used by buffers */ uint32_t totalswap; /* Total swap space size */ uint32_t freeswap; /* swap space still available */ uint16_t procs; /* Number of current processes */ uint32_t totalhigh; /* Total high memory size */ uint32_t freehigh; /* Available high memory size */ uint32_t mem_unit; /* Memory unit size in bytes */ }; typedef uint32_t size_t; typedef int32_t off_t; }; } // namespace gem5 #endif