/* * 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: Gabe Black */ #ifndef __ARCH_SPARC_LINUX_LINUX_HH__ #define __ARCH_SPARC_LINUX_LINUX_HH__ #include "arch/sparc/utility.hh" #include "kern/linux/linux.hh" class SparcLinux : public Linux { public: typedef struct { uint32_t st_dev; char __pad1[4]; uint64_t st_ino; uint32_t st_mode; uint16_t st_nlink; uint32_t st_uid; uint32_t st_gid; uint32_t st_rdev; char __pad2[4]; int64_t st_size; int64_t st_atimeX; int64_t st_mtimeX; int64_t st_ctimeX; int64_t st_blksize; int64_t st_blocks; uint64_t __unused4[2]; } tgt_stat; // SPARC receives weird subsignals for several of its signals. If you // find yourself needing to implement these in detail, look at the // Linux source. 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_SIGIOT = 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_SIGPOLL = 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_SIGLOST = 0x00001d; static const int TGT_SIGPWR = 0x00001d; static const int TGT_SIGUSR1 = 0x00001e; static const int TGT_SIGUSR2 = 0x00001f; static SyscallFlagTransTable openFlagTable[]; static const int TGT_O_RDONLY = 0x00000000; //!< O_RDONLY static const int TGT_O_WRONLY = 0x00000001; //!< O_WRONLY static const int TGT_O_RDWR = 0x00000002; //!< O_RDWR static const int TGT_O_NONBLOCK = 0x00004000; //!< O_NONBLOCK static const int TGT_O_APPEND = 0x00000008; //!< O_APPEND static const int TGT_FASYNC = 0x00000040; //!< FASYNC static const int TGT_O_CREAT = 0x00000200; //!< O_CREAT static const int TGT_O_TRUNC = 0x00000400; //!< O_TRUNC static const int TGT_O_EXCL = 0x00000800; //!< O_EXCL static const int TGT_O_NOCTTY = 0x00008000; //!< O_NOCTTY static const int TGT_O_DSYNC = 0x00002000; //!< O_DSYNC static const int TGT_O_LARGEFILE = 0x00040000; //!< O_LARGEFILE static const int TGT_O_DIRECT = 0x00100000; //!< O_DIRECT static const int TGT_O_NOATIME = 0x00200000; //!< O_NOATIME static const int TGT_O_CLOEXEC = 0x00400000; //!< O_CLOEXEC static const int TGT_O_SYNC = 0x00802000; //!< O_SYNC static const int TGT_O_PATH = 0x01000000; //!< O_PATH static const int TGT_O_DIRECTORY = 000200000; //!< O_DIRECTORY static const int TGT_O_NOFOLLOW = 000400000; //!< O_NOFOLLOW static const int NUM_OPEN_FLAGS; static const unsigned TGT_MAP_SHARED = 0x00001; static const unsigned TGT_MAP_PRIVATE = 0x00002; static const unsigned TGT_MAP_ANON = 0x00020; static const unsigned TGT_MAP_DENYWRITE = 0x00800; static const unsigned TGT_MAP_EXECUTABLE = 0x01000; static const unsigned TGT_MAP_FILE = 0x00000; static const unsigned TGT_MAP_GROWSDOWN = 0x00200; static const unsigned TGT_MAP_HUGETLB = 0x40000; static const unsigned TGT_MAP_LOCKED = 0x00100; static const unsigned TGT_MAP_NONBLOCK = 0x10000; static const unsigned TGT_MAP_NORESERVE = 0x00040; static const unsigned TGT_MAP_POPULATE = 0x08000; static const unsigned TGT_MAP_STACK = 0x20000; static const unsigned TGT_MAP_ANONYMOUS = 0x00020; static const unsigned TGT_MAP_FIXED = 0x00010; static const unsigned TGT_MAP_INHERIT = 0x00080; static const unsigned NUM_MMAP_FLAGS; 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; //@{ /// ioctl() command codes. /// These were calculated using the SPARC Linux headers on an x86 /// machine and thus may not be correct. It would be good to /// verify/update these values on an actual SPARC Linux machine. static const unsigned TGT_TCGETA = 0x40125401; static const unsigned TGT_TCSETAW = 0x80125403; static const unsigned TGT_TCGETS = 0x40385408; static const unsigned TGT_FIONREAD = 0x4004667f; static const unsigned TGT_TIOCGETP = 0x40067408; static const unsigned TGT_TIOCSETP = 0x80067409; static const unsigned TGT_TIOCSETN = 0x8006740a; //@} static bool isTtyReq(unsigned req) { switch (req) { case TGT_TIOCGETP: case TGT_TIOCSETP: case TGT_TIOCSETN: case TGT_TCGETS: case TGT_TCGETA: case TGT_TCSETAW: return true; default: return false; } } static void archClone(uint64_t flags, Process *pp, Process *cp, ThreadContext *ptc, ThreadContext *ctc, uint64_t stack, uint64_t tls) { SparcISA::copyRegs(ptc, ctc); ctc->setIntReg(SparcISA::NumIntArchRegs + 6, 0); ctc->setIntReg(SparcISA::NumIntArchRegs + 4, 0); ctc->setIntReg(SparcISA::NumIntArchRegs + 3, SparcISA::NWindows - 2); ctc->setIntReg(SparcISA::NumIntArchRegs + 5, SparcISA::NWindows); ctc->setMiscReg(SparcISA::MISCREG_CWP, 0); ctc->setIntReg(SparcISA::NumIntArchRegs + 7, 0); ctc->setMiscRegNoEffect(SparcISA::MISCREG_TL, 0); ctc->setMiscReg(SparcISA::MISCREG_ASI, SparcISA::ASI_PRIMARY); for (int y = 8; y < 32; y++) ctc->setIntReg(y, ptc->readIntReg(y)); if (stack) ctc->setIntReg(SparcISA::StackPointerReg, stack); } }; class Sparc32Linux : public SparcLinux { public: typedef struct { uint64_t st_dev; uint64_t st_ino; uint32_t st_mode; uint32_t st_nlink; uint32_t st_uid; uint32_t st_gid; uint64_t st_rdev; uint8_t __pad3[8]; int64_t st_size; int32_t st_blksize; uint8_t __pad4[8]; int64_t st_blocks; uint64_t st_atimeX; uint64_t st_atime_nsec; uint64_t st_mtimeX; uint64_t st_mtime_nsec; uint64_t st_ctimeX; uint64_t st_ctime_nsec; uint32_t __unused4; uint32_t __unused5; } tgt_stat64; typedef struct { 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 */ } tgt_sysinfo; /// Resource constants for getrlimit() (overide some generics). static const unsigned TGT_RLIMIT_NPROC = 7; static const unsigned TGT_RLIMIT_NOFILE = 6; }; #endif