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-/*
- * Copyright (c) 2001-2005 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.
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#if defined(__OpenBSD__)
-#include <sys/param.h>
-#include <sys/mount.h>
-#else
-#include <sys/statfs.h>
-#endif
-
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h> // for host open() flags
-#include <string.h> // for memset()
-#include <unistd.h>
-
-#include "arch/alpha/alpha_common_syscall_emul.hh"
-#include "arch/alpha/alpha_tru64_process.hh"
-#include "base/trace.hh"
-#include "cpu/base.hh"
-#include "cpu/exec_context.hh"
-#include "mem/translating_port.hh"
-#include "sim/fake_syscall.hh"
-#include "sim/host.hh"
-#include "sim/process.hh"
-#include "sim/root.hh"
-#include "sim/syscall_emul.hh"
-
-using namespace std;
-
-typedef struct stat global_stat;
-typedef struct statfs global_statfs;
-typedef struct dirent global_dirent;
-
-///
-/// This class encapsulates the types, structures, constants,
-/// functions, and syscall-number mappings specific to the Alpha Tru64
-/// syscall interface.
-///
-class Tru64 {
-
- public:
-
- //@{
- /// Basic Tru64 types.
- typedef uint64_t size_t;
- typedef uint64_t off_t;
- typedef uint16_t nlink_t;
- typedef int32_t dev_t;
- typedef uint32_t uid_t;
- typedef uint32_t gid_t;
- typedef uint32_t time_t;
- typedef uint32_t mode_t;
- typedef uint32_t ino_t;
- typedef struct { int val[2]; } quad;
- typedef quad fsid_t;
- //@}
-
- //@{
- /// open(2) flag values.
- static const int TGT_O_RDONLY = 00000000;
- static const int TGT_O_WRONLY = 00000001;
- static const int TGT_O_RDWR = 00000002;
- static const int TGT_O_NONBLOCK = 00000004;
- static const int TGT_O_APPEND = 00000010;
- static const int TGT_O_CREAT = 00001000;
- static const int TGT_O_TRUNC = 00002000;
- static const int TGT_O_EXCL = 00004000;
- static const int TGT_O_NOCTTY = 00010000;
- static const int TGT_O_SYNC = 00040000;
- static const int TGT_O_DRD = 00100000;
- static const int TGT_O_DIRECTIO = 00200000;
- static const int TGT_O_CACHE = 00400000;
- static const int TGT_O_DSYNC = 02000000;
- static const int TGT_O_RSYNC = 04000000;
- //@}
-
- /// This table maps the target open() flags to the corresponding
- /// host open() flags.
- static OpenFlagTransTable openFlagTable[];
-
- /// Number of entries in openFlagTable[].
- static const int NUM_OPEN_FLAGS;
-
- /// Stat buffer. Note that Tru64 v5.0+ use a new "F64" stat
- /// structure, and a new set of syscall numbers for stat calls.
- /// On some hosts (notably Linux) define st_atime, st_mtime, and
- /// st_ctime as macros, so we append an X to get around this.
- struct F64_stat {
- dev_t st_dev; //!< st_dev
- int32_t st_retired1; //!< st_retired1
- mode_t st_mode; //!< st_mode
- nlink_t st_nlink; //!< st_nlink
- uint16_t st_nlink_reserved; //!< st_nlink_reserved
- uid_t st_uid; //!< st_uid
- gid_t st_gid; //!< st_gid
- dev_t st_rdev; //!< st_rdev
- dev_t st_ldev; //!< st_ldev
- off_t st_size; //!< st_size
- time_t st_retired2; //!< st_retired2
- int32_t st_uatime; //!< st_uatime
- time_t st_retired3; //!< st_retired3
- int32_t st_umtime; //!< st_umtime
- time_t st_retired4; //!< st_retired4
- int32_t st_uctime; //!< st_uctime
- int32_t st_retired5; //!< st_retired5
- int32_t st_retired6; //!< st_retired6
- uint32_t st_flags; //!< st_flags
- uint32_t st_gen; //!< st_gen
- uint64_t st_spare[4]; //!< st_spare[4]
- ino_t st_ino; //!< st_ino
- int32_t st_ino_reserved; //!< st_ino_reserved
- time_t st_atimeX; //!< st_atime
- int32_t st_atime_reserved; //!< st_atime_reserved
- time_t st_mtimeX; //!< st_mtime
- int32_t st_mtime_reserved; //!< st_mtime_reserved
- time_t st_ctimeX; //!< st_ctime
- int32_t st_ctime_reserved; //!< st_ctime_reserved
- uint64_t st_blksize; //!< st_blksize
- uint64_t st_blocks; //!< st_blocks
- };
-
-
- /// Old Tru64 v4.x stat struct.
- /// Tru64 maintains backwards compatibility with v4.x by
- /// implementing another set of stat functions using the old
- /// structure definition and binding them to the old syscall
- /// numbers.
- struct pre_F64_stat {
- dev_t st_dev;
- ino_t st_ino;
- mode_t st_mode;
- nlink_t st_nlink;
- uid_t st_uid;
- gid_t st_gid;
- dev_t st_rdev;
- off_t st_size;
- time_t st_atimeX;
- int32_t st_uatime;
- time_t st_mtimeX;
- int32_t st_umtime;
- time_t st_ctimeX;
- int32_t st_uctime;
- uint32_t st_blksize;
- int32_t st_blocks;
- uint32_t st_flags;
- uint32_t st_gen;
- };
-
- /// For statfs().
- struct F64_statfs {
- int16_t f_type;
- int16_t f_flags;
- int32_t f_retired1;
- int32_t f_retired2;
- int32_t f_retired3;
- int32_t f_retired4;
- int32_t f_retired5;
- int32_t f_retired6;
- int32_t f_retired7;
- fsid_t f_fsid;
- int32_t f_spare[9];
- char f_retired8[90];
- char f_retired9[90];
- uint64_t dummy[10]; // was union mount_info mount_info;
- uint64_t f_flags2;
- int64_t f_spare2[14];
- int64_t f_fsize;
- int64_t f_bsize;
- int64_t f_blocks;
- int64_t f_bfree;
- int64_t f_bavail;
- int64_t f_files;
- int64_t f_ffree;
- char f_mntonname[1024];
- char f_mntfromname[1024];
- };
-
- /// For old Tru64 v4.x statfs()
- struct pre_F64_statfs {
- int16_t f_type;
- int16_t f_flags;
- int32_t f_fsize;
- int32_t f_bsize;
- int32_t f_blocks;
- int32_t f_bfree;
- int32_t f_bavail;
- int32_t f_files;
- int32_t f_ffree;
- fsid_t f_fsid;
- int32_t f_spare[9];
- char f_mntonname[90];
- char f_mntfromname[90];
- uint64_t dummy[10]; // was union mount_info mount_info;
- };
-
- /// For getdirentries().
- struct dirent
- {
- ino_t d_ino; //!< file number of entry
- uint16_t d_reclen; //!< length of this record
- uint16_t d_namlen; //!< length of string in d_name
- char d_name[256]; //!< dummy name length
- };
-
-
- /// Length of strings in struct utsname (plus 1 for null char).
- static const int _SYS_NMLN = 32;
-
- /// Interface struct for uname().
- struct utsname {
- char sysname[_SYS_NMLN]; //!< System name.
- char nodename[_SYS_NMLN]; //!< Node name.
- char release[_SYS_NMLN]; //!< OS release.
- char version[_SYS_NMLN]; //!< OS version.
- char machine[_SYS_NMLN]; //!< Machine type.
- };
-
- //@{
- /// ioctl() command codes.
- static const unsigned TIOCGETP = 0x40067408;
- static const unsigned TIOCSETP = 0x80067409;
- static const unsigned TIOCSETN = 0x8006740a;
- static const unsigned TIOCSETC = 0x80067411;
- static const unsigned TIOCGETC = 0x40067412;
- static const unsigned FIONREAD = 0x4004667f;
- static const unsigned TIOCISATTY = 0x2000745e;
- // TIOCGETS not defined in tru64, so I made up a number
- static const unsigned TIOCGETS = 0x40000000;
- static const unsigned TIOCGETA = 0x402c7413;
- //@}
-
- /// Resource enumeration for getrlimit().
- enum rlimit_resources {
- RLIMIT_CPU = 0,
- RLIMIT_FSIZE = 1,
- RLIMIT_DATA = 2,
- RLIMIT_STACK = 3,
- RLIMIT_CORE = 4,
- RLIMIT_RSS = 5,
- RLIMIT_NOFILE = 6,
- RLIMIT_AS = 7,
- RLIMIT_VMEM = 7
- };
-
- /// Limit struct for getrlimit/setrlimit.
- struct rlimit {
- uint64_t rlim_cur; //!< soft limit
- uint64_t rlim_max; //!< hard limit
- };
-
-
- /// For mmap().
- static const unsigned TGT_MAP_ANONYMOUS = 0x10;
-
-
- //@{
- /// 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 getsysinfo() GSI_CPU_INFO option.
- struct cpu_info {
- uint32_t current_cpu; //!< current_cpu
- uint32_t cpus_in_box; //!< cpus_in_box
- uint32_t cpu_type; //!< cpu_type
- uint32_t ncpus; //!< ncpus
- uint64_t cpus_present; //!< cpus_present
- uint64_t cpus_running; //!< cpus_running
- uint64_t cpu_binding; //!< cpu_binding
- uint64_t cpu_ex_binding; //!< cpu_ex_binding
- uint32_t mhz; //!< mhz
- uint32_t unused[3]; //!< future expansion
- };
-
- //@{
- /// For setsysinfo().
- static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
- //@}
-
- /// For gettimeofday.
- struct timeval {
- uint32_t tv_sec; //!< seconds
- uint32_t tv_usec; //!< microseconds
- };
-
- //@{
- /// For getrusage().
- static const int RUSAGE_THREAD = 1;
- static const int RUSAGE_SELF = 0;
- static const int RUSAGE_CHILDREN = -1;
- //@}
-
- /// For getrusage().
- struct rusage {
- struct timeval ru_utime; //!< user time used
- struct timeval ru_stime; //!< system time used
- uint64_t ru_maxrss; //!< ru_maxrss
- uint64_t ru_ixrss; //!< integral shared memory size
- uint64_t ru_idrss; //!< integral unshared data "
- uint64_t ru_isrss; //!< integral unshared stack "
- uint64_t ru_minflt; //!< page reclaims - total vmfaults
- uint64_t ru_majflt; //!< page faults
- uint64_t ru_nswap; //!< swaps
- uint64_t ru_inblock; //!< block input operations
- uint64_t ru_oublock; //!< block output operations
- uint64_t ru_msgsnd; //!< messages sent
- uint64_t ru_msgrcv; //!< messages received
- uint64_t ru_nsignals; //!< signals received
- uint64_t ru_nvcsw; //!< voluntary context switches
- uint64_t ru_nivcsw; //!< involuntary "
- };
-
- /// For sigreturn().
- struct sigcontext {
- int64_t sc_onstack; //!< sigstack state to restore
- int64_t sc_mask; //!< signal mask to restore
- int64_t sc_pc; //!< pc at time of signal
- int64_t sc_ps; //!< psl to retore
- int64_t sc_regs[32]; //!< processor regs 0 to 31
- int64_t sc_ownedfp; //!< fp has been used
- int64_t sc_fpregs[32]; //!< fp regs 0 to 31
- uint64_t sc_fpcr; //!< floating point control reg
- uint64_t sc_fp_control; //!< software fpcr
- int64_t sc_reserved1; //!< reserved for kernel
- uint32_t sc_kreserved1; //!< reserved for kernel
- uint32_t sc_kreserved2; //!< reserved for kernel
- size_t sc_ssize; //!< stack size
- caddr_t sc_sbase; //!< stack start
- uint64_t sc_traparg_a0; //!< a0 argument to trap on exc
- uint64_t sc_traparg_a1; //!< a1 argument to trap on exc
- uint64_t sc_traparg_a2; //!< a2 argument to trap on exc
- uint64_t sc_fp_trap_pc; //!< imprecise pc
- uint64_t sc_fp_trigger_sum; //!< Exception summary at trigg
- uint64_t sc_fp_trigger_inst; //!< Instruction at trigger pc
- };
-
-
- /// For table().
- static const int TBL_SYSINFO = 12;
-
- /// For table().
- struct tbl_sysinfo {
- uint64_t si_user; //!< User time
- uint64_t si_nice; //!< Nice time
- uint64_t si_sys; //!< System time
- uint64_t si_idle; //!< Idle time
- uint64_t si_hz; //!< hz
- uint64_t si_phz; //!< phz
- uint64_t si_boottime; //!< Boot time in seconds
- uint64_t wait; //!< Wait time
- uint32_t si_max_procs; //!< rpb->rpb_numprocs
- uint32_t pad; //!< padding
- };
-
-
- /// For stack_create.
- struct vm_stack {
- // was void *
- Addr address; //!< address hint
- size_t rsize; //!< red zone size
- size_t ysize; //!< yellow zone size
- size_t gsize; //!< green zone size
- size_t swap; //!< amount of swap to reserve
- size_t incr; //!< growth increment
- uint64_t align; //!< address alignment
- uint64_t flags; //!< MAP_FIXED etc.
- // was struct memalloc_attr *
- Addr attr; //!< allocation policy
- uint64_t reserved; //!< reserved
- };
-
- /// Return values for nxm calls.
- enum {
- KERN_NOT_RECEIVER = 7,
- KERN_NOT_IN_SET = 12
- };
-
- /// For nxm_task_init.
- static const int NXM_TASK_INIT_VP = 2; //!< initial thread is VP
-
- /// Task attribute structure.
- struct nxm_task_attr {
- int64_t nxm_callback; //!< nxm_callback
- unsigned int nxm_version; //!< nxm_version
- unsigned short nxm_uniq_offset; //!< nxm_uniq_offset
- unsigned short flags; //!< flags
- int nxm_quantum; //!< nxm_quantum
- int pad1; //!< pad1
- int64_t pad2; //!< pad2
- };
-
- /// Signal set.
- typedef uint64_t sigset_t;
-
- /// Thread state shared between user & kernel.
- struct ushared_state {
- sigset_t sigmask; //!< thread signal mask
- sigset_t sig; //!< thread pending mask
- // struct nxm_pth_state *
- Addr pth_id; //!< out-of-line state
- int flags; //!< shared flags
-#define US_SIGSTACK 0x1 // thread called sigaltstack
-#define US_ONSTACK 0x2 // thread is running on altstack
-#define US_PROFILE 0x4 // thread called profil
-#define US_SYSCALL 0x8 // thread in syscall
-#define US_TRAP 0x10 // thread has trapped
-#define US_YELLOW 0x20 // thread has mellowed yellow
-#define US_YZONE 0x40 // thread has zoned out
-#define US_FP_OWNED 0x80 // thread used floating point
-
- int cancel_state; //!< thread's cancelation state
-#define US_CANCEL 0x1 // cancel pending
-#define US_NOCANCEL 0X2 // synch cancel disabled
-#define US_SYS_NOCANCEL 0x4 // syscall cancel disabled
-#define US_ASYNC_NOCANCEL 0x8 // asynch cancel disabled
-#define US_CANCEL_BITS (US_NOCANCEL|US_SYS_NOCANCEL|US_ASYNC_NOCANCEL)
-#define US_CANCEL_MASK (US_CANCEL|US_NOCANCEL|US_SYS_NOCANCEL| \
- US_ASYNC_NOCANCEL)
-
- // These are semi-shared. They are always visible to
- // the kernel but are never context-switched by the library.
-
- int nxm_ssig; //!< scheduler's synchronous signals
- int reserved1; //!< reserved1
- int64_t nxm_active; //!< scheduler active
- int64_t reserved2; //!< reserved2
- };
-
- struct nxm_sched_state {
- struct ushared_state nxm_u; //!< state own by user thread
- unsigned int nxm_bits; //!< scheduler state / slot
- int nxm_quantum; //!< quantum count-down value
- int nxm_set_quantum; //!< quantum reset value
- int nxm_sysevent; //!< syscall state
- // struct nxm_upcall *
- Addr nxm_uc_ret; //!< stack ptr of null thread
- // void *
- Addr nxm_tid; //!< scheduler's thread id
- int64_t nxm_va; //!< page fault address
- // struct nxm_pth_state *
- Addr nxm_pthid; //!< id of null thread
- uint64_t nxm_bound_pcs_count; //!< bound PCS thread count
- int64_t pad[2]; //!< pad
- };
-
- /// nxm_shared.
- struct nxm_shared {
- int64_t nxm_callback; //!< address of upcall routine
- unsigned int nxm_version; //!< version number
- unsigned short nxm_uniq_offset; //!< correction factor for TEB
- unsigned short pad1; //!< pad1
- int64_t space[2]; //!< future growth
- struct nxm_sched_state nxm_ss[1]; //!< array of shared areas
- };
-
- /// nxm_slot_state_t.
- enum nxm_slot_state_t {
- NXM_SLOT_AVAIL,
- NXM_SLOT_BOUND,
- NXM_SLOT_UNBOUND,
- NXM_SLOT_EMPTY
- };
-
- /// nxm_config_info
- struct nxm_config_info {
- int nxm_nslots_per_rad; //!< max number of VP slots per RAD
- int nxm_nrads; //!< max number of RADs
- // nxm_slot_state_t *
- Addr nxm_slot_state; //!< per-VP slot state
- // struct nxm_shared *
- Addr nxm_rad[1]; //!< per-RAD shared areas
- };
-
- /// For nxm_thread_create.
- enum nxm_thread_type {
- NXM_TYPE_SCS = 0,
- NXM_TYPE_VP = 1,
- NXM_TYPE_MANAGER = 2
- };
-
- /// Thread attributes.
- struct nxm_thread_attr {
- int version; //!< version
- int type; //!< type
- int cancel_flags; //!< cancel_flags
- int priority; //!< priority
- int policy; //!< policy
- int signal_type; //!< signal_type
- // void *
- Addr pthid; //!< pthid
- sigset_t sigmask; //!< sigmask
- /// Initial register values.
- struct {
- uint64_t pc; //!< pc
- uint64_t sp; //!< sp
- uint64_t a0; //!< a0
- } registers;
- uint64_t pad2[2]; //!< pad2
- };
-
- /// Helper function to convert a host stat buffer to a target stat
- /// buffer. Also copies the target buffer out to the simulated
- /// memory space. Used by stat(), fstat(), and lstat().
- template <class T>
- static void
- copyOutStatBuf(TranslatingPort *memPort, Addr addr, global_stat *host)
- {
- TypedBufferArg<T> tgt(addr);
-
- tgt->st_dev = host->st_dev;
- tgt->st_ino = host->st_ino;
- tgt->st_mode = host->st_mode;
- tgt->st_nlink = host->st_nlink;
- tgt->st_uid = host->st_uid;
- tgt->st_gid = host->st_gid;
- tgt->st_rdev = host->st_rdev;
- tgt->st_size = host->st_size;
- tgt->st_atimeX = host->st_atime;
- tgt->st_mtimeX = host->st_mtime;
- tgt->st_ctimeX = host->st_ctime;
- tgt->st_blksize = host->st_blksize;
- tgt->st_blocks = host->st_blocks;
-
- tgt.copyOut(memPort);
- }
-
- /// Helper function to convert a host statfs buffer to a target statfs
- /// buffer. Also copies the target buffer out to the simulated
- /// memory space. Used by statfs() and fstatfs().
- template <class T>
- static void
- copyOutStatfsBuf(TranslatingPort *memPort, Addr addr, global_statfs *host)
- {
- TypedBufferArg<T> tgt(addr);
-
-#if defined(__OpenBSD__)
- tgt->f_type = 0;
-#else
- tgt->f_type = host->f_type;
-#endif
- tgt->f_bsize = host->f_bsize;
- tgt->f_blocks = host->f_blocks;
- tgt->f_bfree = host->f_bfree;
- tgt->f_bavail = host->f_bavail;
- tgt->f_files = host->f_files;
- tgt->f_ffree = host->f_ffree;
- memcpy(&tgt->f_fsid, &host->f_fsid, sizeof(host->f_fsid));
-
- tgt.copyOut(memPort);
- }
-
- class F64 {
- public:
- static void copyOutStatBuf(TranslatingPort *memPort, Addr addr,
- global_stat *host)
- {
- Tru64::copyOutStatBuf<Tru64::F64_stat>(memPort, addr, host);
- }
-
- static void copyOutStatfsBuf(TranslatingPort *memPort, Addr addr,
- global_statfs *host)
- {
- Tru64::copyOutStatfsBuf<Tru64::F64_statfs>(memPort, addr, host);
- }
- };
-
- class PreF64 {
- public:
- static void copyOutStatBuf(TranslatingPort *memPort, Addr addr,
- global_stat *host)
- {
- Tru64::copyOutStatBuf<Tru64::pre_F64_stat>(memPort, addr, host);
- }
-
- static void copyOutStatfsBuf(TranslatingPort *memPort, Addr addr,
- global_statfs *host)
- {
- Tru64::copyOutStatfsBuf<Tru64::pre_F64_statfs>(memPort, addr, host);
- }
- };
-
- /// Helper function to convert a host stat buffer to an old pre-F64
- /// (4.x) target stat buffer. Also copies the target buffer out to
- /// the simulated memory space. Used by pre_F64_stat(),
- /// pre_F64_fstat(), and pre_F64_lstat().
- static void
- copyOutPreF64StatBuf(TranslatingPort *memPort, Addr addr, struct stat *host)
- {
- TypedBufferArg<Tru64::pre_F64_stat> tgt(addr);
-
- tgt->st_dev = host->st_dev;
- tgt->st_ino = host->st_ino;
- tgt->st_mode = host->st_mode;
- tgt->st_nlink = host->st_nlink;
- tgt->st_uid = host->st_uid;
- tgt->st_gid = host->st_gid;
- tgt->st_rdev = host->st_rdev;
- tgt->st_size = host->st_size;
- tgt->st_atimeX = host->st_atime;
- tgt->st_mtimeX = host->st_mtime;
- tgt->st_ctimeX = host->st_ctime;
- tgt->st_blksize = host->st_blksize;
- tgt->st_blocks = host->st_blocks;
-
- tgt.copyOut(memPort);
- }
-
-
- /// The target system's hostname.
- static const char *hostname;
-
- /// Target uname() handler.
- static SyscallReturn
- unameFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- TypedBufferArg<Tru64::utsname> name(xc->getSyscallArg(0));
-
- strcpy(name->sysname, "OSF1");
- strcpy(name->nodename, hostname);
- strcpy(name->release, "V5.1");
- strcpy(name->version, "732");
- strcpy(name->machine, "alpha");
-
- name.copyOut(xc->port);
- return 0;
- }
-
-
- /// Target getsysyinfo() handler.
- static SyscallReturn
- getsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- unsigned op = xc->getSyscallArg(0);
- unsigned nbytes = xc->getSyscallArg(2);
-
- switch (op) {
-
- case Tru64::GSI_MAX_CPU: {
- TypedBufferArg<uint32_t> max_cpu(xc->getSyscallArg(1));
- *max_cpu = process->numCpus();
- max_cpu.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_CPUS_IN_BOX: {
- TypedBufferArg<uint32_t> cpus_in_box(xc->getSyscallArg(1));
- *cpus_in_box = process->numCpus();
- cpus_in_box.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_PHYSMEM: {
- TypedBufferArg<uint64_t> physmem(xc->getSyscallArg(1));
- *physmem = 1024 * 1024; // physical memory in KB
- physmem.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_CPU_INFO: {
- TypedBufferArg<Tru64::cpu_info> infop(xc->getSyscallArg(1));
-
- infop->current_cpu = 0;
- infop->cpus_in_box = process->numCpus();
- infop->cpu_type = 57;
- infop->ncpus = process->numCpus();
- int cpumask = (1 << process->numCpus()) - 1;
- infop->cpus_present = infop->cpus_running = cpumask;
- infop->cpu_binding = 0;
- infop->cpu_ex_binding = 0;
- infop->mhz = 667;
-
- infop.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_PROC_TYPE: {
- TypedBufferArg<uint64_t> proc_type(xc->getSyscallArg(1));
- *proc_type = 11;
- proc_type.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_PLATFORM_NAME: {
- BufferArg bufArg(xc->getSyscallArg(1), nbytes);
- strncpy((char *)bufArg.bufferPtr(),
- "COMPAQ Professional Workstation XP1000",
- nbytes);
- bufArg.copyOut(xc->port);
- return 1;
- }
-
- case Tru64::GSI_CLK_TCK: {
- TypedBufferArg<uint64_t> clk_hz(xc->getSyscallArg(1));
- *clk_hz = 1024;
- clk_hz.copyOut(xc->port);
- return 1;
- }
-
- default:
- warn("getsysinfo: unknown op %d\n", op);
- break;
- }
-
- return 0;
- }
-
- /// Target setsysyinfo() handler.
- static SyscallReturn
- setsysinfoFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- unsigned op = xc->getSyscallArg(0);
-
- switch (op) {
- case SSI_IEEE_FP_CONTROL:
- warn("setsysinfo: ignoring ieee_set_fp_control() arg 0x%x\n",
- xc->getSyscallArg(1));
- break;
-
- default:
- warn("setsysinfo: unknown op %d\n", op);
- break;
- }
-
- return 0;
- }
-
- /// Target fnctl() handler.
- static SyscallReturn
- fcntlFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- int fd = xc->getSyscallArg(0);
-
- if (fd < 0 || process->sim_fd(fd) < 0)
- return -EBADF;
-
- int cmd = xc->getSyscallArg(1);
- switch (cmd) {
- case 0: // F_DUPFD
- // if we really wanted to support this, we'd need to do it
- // in the target fd space.
- warn("fcntl(%d, F_DUPFD) not supported, error returned\n", fd);
- return -EMFILE;
-
- case 1: // F_GETFD (get close-on-exec flag)
- case 2: // F_SETFD (set close-on-exec flag)
- return 0;
-
- case 3: // F_GETFL (get file flags)
- case 4: // F_SETFL (set file flags)
- // not sure if this is totally valid, but we'll pass it through
- // to the underlying OS
- warn("fcntl(%d, %d) passed through to host\n", fd, cmd);
- return fcntl(process->sim_fd(fd), cmd);
- // return 0;
-
- case 7: // F_GETLK (get lock)
- case 8: // F_SETLK (set lock)
- case 9: // F_SETLKW (set lock and wait)
- // don't mess with file locking... just act like it's OK
- warn("File lock call (fcntl(%d, %d)) ignored.\n", fd, cmd);
- return 0;
-
- default:
- warn("Unknown fcntl command %d\n", cmd);
- return 0;
- }
- }
-
-
- /// Target getdirentries() handler.
- static SyscallReturn
- getdirentriesFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
-#ifdef __CYGWIN__
- panic("getdirent not implemented on cygwin!");
-#else
- int fd = process->sim_fd(xc->getSyscallArg(0));
- Addr tgt_buf = xc->getSyscallArg(1);
- int tgt_nbytes = xc->getSyscallArg(2);
- Addr tgt_basep = xc->getSyscallArg(3);
-
- char * const host_buf = new char[tgt_nbytes];
-
- // just pass basep through uninterpreted.
- TypedBufferArg<int64_t> basep(tgt_basep);
- basep.copyIn(xc->port);
- long host_basep = (off_t)*basep;
- int host_result = getdirentries(fd, host_buf, tgt_nbytes, &host_basep);
-
- // check for error
- if (host_result < 0) {
- delete [] host_buf;
- return -errno;
- }
-
- // no error: copy results back to target space
- Addr tgt_buf_ptr = tgt_buf;
- char *host_buf_ptr = host_buf;
- char *host_buf_end = host_buf + host_result;
- while (host_buf_ptr < host_buf_end) {
- global_dirent *host_dp = (global_dirent *)host_buf_ptr;
- int namelen = strlen(host_dp->d_name);
-
- // Actual size includes padded string rounded up for alignment.
- // Subtract 256 for dummy char array in Tru64::dirent definition.
- // Add 1 to namelen for terminating null char.
- int tgt_bufsize = sizeof(Tru64::dirent) - 256 + roundUp(namelen+1, 8);
- TypedBufferArg<Tru64::dirent> tgt_dp(tgt_buf_ptr, tgt_bufsize);
- tgt_dp->d_ino = host_dp->d_ino;
- tgt_dp->d_reclen = tgt_bufsize;
- tgt_dp->d_namlen = namelen;
- strcpy(tgt_dp->d_name, host_dp->d_name);
- tgt_dp.copyOut(xc->port);
-
- tgt_buf_ptr += tgt_bufsize;
- host_buf_ptr += host_dp->d_reclen;
- }
-
- delete [] host_buf;
-
- *basep = host_basep;
- basep.copyOut(xc->port);
-
- return tgt_buf_ptr - tgt_buf;
-#endif
- }
-
- /// Target sigreturn() handler.
- static SyscallReturn
- sigreturnFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- RegFile *regs = &xc->regs;
- TypedBufferArg<Tru64::sigcontext> sc(xc->getSyscallArg(0));
-
- sc.copyIn(xc->port);
-
- // Restore state from sigcontext structure.
- // Note that we'll advance PC <- NPC before the end of the cycle,
- // so we need to restore the desired PC into NPC.
- // The current regs->pc will get clobbered.
- regs->npc = sc->sc_pc;
-
- for (int i = 0; i < 31; ++i) {
- regs->intRegFile[i] = sc->sc_regs[i];
- regs->floatRegFile.q[i] = sc->sc_fpregs[i];
- }
-
- regs->miscRegs.fpcr = sc->sc_fpcr;
-
- return 0;
- }
-
- /// Target table() handler.
- static SyscallReturn
- tableFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- int id = xc->getSyscallArg(0); // table ID
- int index = xc->getSyscallArg(1); // index into table
- // arg 2 is buffer pointer; type depends on table ID
- int nel = xc->getSyscallArg(3); // number of elements
- int lel = xc->getSyscallArg(4); // expected element size
-
- switch (id) {
- case Tru64::TBL_SYSINFO: {
- if (index != 0 || nel != 1 || lel != sizeof(Tru64::tbl_sysinfo))
- return -EINVAL;
- TypedBufferArg<Tru64::tbl_sysinfo> elp(xc->getSyscallArg(2));
-
- const int clk_hz = one_million;
- elp->si_user = curTick / (Clock::Frequency / clk_hz);
- elp->si_nice = 0;
- elp->si_sys = 0;
- elp->si_idle = 0;
- elp->wait = 0;
- elp->si_hz = clk_hz;
- elp->si_phz = clk_hz;
- elp->si_boottime = seconds_since_epoch; // seconds since epoch?
- elp->si_max_procs = process->numCpus();
- elp.copyOut(xc->port);
- return 0;
- }
-
- default:
- cerr << "table(): id " << id << " unknown." << endl;
- return -EINVAL;
- }
- }
-
- /// Array of syscall descriptors, indexed by call number.
- static SyscallDesc syscallDescs[];
-
- /// Number of syscalls in syscallDescs[].
- static const int Num_Syscall_Descs;
-
- /// Max supported syscall number.
- static const int Max_Syscall_Desc;
-
- //
- // Mach syscalls -- identified by negated syscall numbers
- //
-
- /// Create a stack region for a thread.
- static SyscallReturn
- stack_createFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- TypedBufferArg<Tru64::vm_stack> argp(xc->getSyscallArg(0));
-
- argp.copyIn(xc->port);
-
- // if the user chose an address, just let them have it. Otherwise
- // pick one for them.
- if (argp->address == 0) {
- argp->address = process->next_thread_stack_base;
- int stack_size = (argp->rsize + argp->ysize + argp->gsize);
- process->next_thread_stack_base -= stack_size;
- argp.copyOut(xc->port);
- }
-
- return 0;
- }
-
- /// NXM library version stamp.
- static
- const int NXM_LIB_VERSION = 301003;
-
- /// This call sets up the interface between the user and kernel
- /// schedulers by creating a shared-memory region. The shared memory
- /// region has several structs, some global, some per-RAD, some per-VP.
- static SyscallReturn
- nxm_task_initFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- TypedBufferArg<Tru64::nxm_task_attr> attrp(xc->getSyscallArg(0));
- TypedBufferArg<Addr> configptr_ptr(xc->getSyscallArg(1));
-
- attrp.copyIn(xc->port);
-
- if (attrp->nxm_version != NXM_LIB_VERSION) {
- cerr << "nxm_task_init: thread library version mismatch! "
- << "got " << attrp->nxm_version
- << ", expected " << NXM_LIB_VERSION << endl;
- abort();
- }
-
- if (attrp->flags != Tru64::NXM_TASK_INIT_VP) {
- cerr << "nxm_task_init: bad flag value " << attrp->flags
- << " (expected " << Tru64::NXM_TASK_INIT_VP << ")" << endl;
- abort();
- }
-
- const Addr base_addr = 0x12000; // was 0x3f0000000LL;
- Addr cur_addr = base_addr; // next addresses to use
- // first comes the config_info struct
- Addr config_addr = cur_addr;
- cur_addr += sizeof(Tru64::nxm_config_info);
- // next comes the per-cpu state vector
- Addr slot_state_addr = cur_addr;
- int slot_state_size =
- process->numCpus() * sizeof(Tru64::nxm_slot_state_t);
- cur_addr += slot_state_size;
- // now the per-RAD state struct (we only support one RAD)
- cur_addr = 0x14000; // bump up addr for alignment
- Addr rad_state_addr = cur_addr;
- int rad_state_size =
- (sizeof(Tru64::nxm_shared)
- + (process->numCpus()-1) * sizeof(Tru64::nxm_sched_state));
- cur_addr += rad_state_size;
-
- // now initialize a config_info struct and copy it out to user space
- TypedBufferArg<Tru64::nxm_config_info> config(config_addr);
-
- config->nxm_nslots_per_rad = process->numCpus();
- config->nxm_nrads = 1; // only one RAD in our system!
- config->nxm_slot_state = slot_state_addr;
- config->nxm_rad[0] = rad_state_addr;
-
- config.copyOut(xc->port);
-
- // initialize the slot_state array and copy it out
- TypedBufferArg<Tru64::nxm_slot_state_t> slot_state(slot_state_addr,
- slot_state_size);
- for (int i = 0; i < process->numCpus(); ++i) {
- // CPU 0 is bound to the calling process; all others are available
- slot_state[i] =
- (i == 0) ? Tru64::NXM_SLOT_BOUND : Tru64::NXM_SLOT_AVAIL;
- }
-
- slot_state.copyOut(xc->port);
-
- // same for the per-RAD "shared" struct. Note that we need to
- // allocate extra bytes for the per-VP array which is embedded at
- // the end.
- TypedBufferArg<Tru64::nxm_shared> rad_state(rad_state_addr,
- rad_state_size);
-
- rad_state->nxm_callback = attrp->nxm_callback;
- rad_state->nxm_version = attrp->nxm_version;
- rad_state->nxm_uniq_offset = attrp->nxm_uniq_offset;
- for (int i = 0; i < process->numCpus(); ++i) {
- Tru64::nxm_sched_state *ssp = &rad_state->nxm_ss[i];
- ssp->nxm_u.sigmask = 0;
- ssp->nxm_u.sig = 0;
- ssp->nxm_u.flags = 0;
- ssp->nxm_u.cancel_state = 0;
- ssp->nxm_u.nxm_ssig = 0;
- ssp->nxm_bits = 0;
- ssp->nxm_quantum = attrp->nxm_quantum;
- ssp->nxm_set_quantum = attrp->nxm_quantum;
- ssp->nxm_sysevent = 0;
-
- if (i == 0) {
- uint64_t uniq = xc->regs.miscRegs.uniq;
- ssp->nxm_u.pth_id = uniq + attrp->nxm_uniq_offset;
- ssp->nxm_u.nxm_active = uniq | 1;
- }
- else {
- ssp->nxm_u.pth_id = 0;
- ssp->nxm_u.nxm_active = 0;
- }
- }
-
- rad_state.copyOut(xc->port);
-
- //
- // copy pointer to shared config area out to user
- //
- *configptr_ptr = config_addr;
- configptr_ptr.copyOut(xc->port);
-
- // Register this as a valid address range with the process
- process->nxm_start = base_addr;
- process->nxm_end = cur_addr;
-
- return 0;
- }
-
- /// Initialize execution context.
- static void
- init_exec_context(ExecContext *ec,
- Tru64::nxm_thread_attr *attrp, uint64_t uniq_val)
- {
- memset(&ec->regs, 0, sizeof(ec->regs));
-
- ec->regs.intRegFile[ArgumentReg0] = attrp->registers.a0;
- ec->regs.intRegFile[27/*t12*/] = attrp->registers.pc;
- ec->regs.intRegFile[StackPointerReg] = attrp->registers.sp;
- ec->regs.miscRegs.uniq = uniq_val;
-
- ec->regs.pc = attrp->registers.pc;
- ec->regs.npc = attrp->registers.pc + sizeof(MachInst);
-
- ec->activate();
- }
-
- /// Create thread.
- static SyscallReturn
- nxm_thread_createFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- TypedBufferArg<Tru64::nxm_thread_attr> attrp(xc->getSyscallArg(0));
- TypedBufferArg<uint64_t> kidp(xc->getSyscallArg(1));
- int thread_index = xc->getSyscallArg(2);
-
- // get attribute args
- attrp.copyIn(xc->port);
-
- if (attrp->version != NXM_LIB_VERSION) {
- cerr << "nxm_thread_create: thread library version mismatch! "
- << "got " << attrp->version
- << ", expected " << NXM_LIB_VERSION << endl;
- abort();
- }
-
- if (thread_index < 0 | thread_index > process->numCpus()) {
- cerr << "nxm_thread_create: bad thread index " << thread_index
- << endl;
- abort();
- }
-
- // On a real machine, the per-RAD shared structure is in
- // shared memory, so both the user and kernel can get at it.
- // We don't have that luxury, so we just copy it in and then
- // back out again.
- int rad_state_size =
- (sizeof(Tru64::nxm_shared) +
- (process->numCpus()-1) * sizeof(Tru64::nxm_sched_state));
-
- TypedBufferArg<Tru64::nxm_shared> rad_state(0x14000,
- rad_state_size);
- rad_state.copyIn(xc->port);
-
- uint64_t uniq_val = attrp->pthid - rad_state->nxm_uniq_offset;
-
- if (attrp->type == Tru64::NXM_TYPE_MANAGER) {
- // DEC pthreads seems to always create one of these (in
- // addition to N application threads), but we don't use it,
- // so don't bother creating it.
-
- // This is supposed to be a port number. Make something up.
- *kidp = 99;
- kidp.copyOut(xc->port);
-
- return 0;
- } else if (attrp->type == Tru64::NXM_TYPE_VP) {
- // A real "virtual processor" kernel thread. Need to fork
- // this thread on another CPU.
- Tru64::nxm_sched_state *ssp = &rad_state->nxm_ss[thread_index];
-
- if (ssp->nxm_u.nxm_active != 0)
- return (int) Tru64::KERN_NOT_RECEIVER;
-
- ssp->nxm_u.pth_id = attrp->pthid;
- ssp->nxm_u.nxm_active = uniq_val | 1;
-
- rad_state.copyOut(xc->port);
-
- Addr slot_state_addr = 0x12000 + sizeof(Tru64::nxm_config_info);
- int slot_state_size =
- process->numCpus() * sizeof(Tru64::nxm_slot_state_t);
-
- TypedBufferArg<Tru64::nxm_slot_state_t>
- slot_state(slot_state_addr,
- slot_state_size);
-
- slot_state.copyIn(xc->port);
-
- if (slot_state[thread_index] != Tru64::NXM_SLOT_AVAIL) {
- cerr << "nxm_thread_createFunc: requested VP slot "
- << thread_index << " not available!" << endl;
- fatal("");
- }
-
- slot_state[thread_index] = Tru64::NXM_SLOT_BOUND;
-
- slot_state.copyOut(xc->port);
-
- // Find a free simulator execution context.
- for (int i = 0; i < process->numCpus(); ++i) {
- ExecContext *xc = process->execContexts[i];
-
- if (xc->status() == ExecContext::Unallocated) {
- // inactive context... grab it
- init_exec_context(xc, attrp, uniq_val);
-
- // This is supposed to be a port number, but we'll try
- // and get away with just sticking the thread index
- // here.
- *kidp = thread_index;
- kidp.copyOut(xc->port);
-
- return 0;
- }
- }
-
- // fell out of loop... no available inactive context
- cerr << "nxm_thread_create: no idle contexts available." << endl;
- abort();
- } else {
- cerr << "nxm_thread_create: can't handle thread type "
- << attrp->type << endl;
- abort();
- }
-
- return 0;
- }
-
- /// Thread idle call (like yield()).
- static SyscallReturn
- nxm_idleFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- return 0;
- }
-
- /// Block thread.
- static SyscallReturn
- nxm_thread_blockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- uint64_t tid = xc->getSyscallArg(0);
- uint64_t secs = xc->getSyscallArg(1);
- uint64_t flags = xc->getSyscallArg(2);
- uint64_t action = xc->getSyscallArg(3);
- uint64_t usecs = xc->getSyscallArg(4);
-
- cout << xc->cpu->name() << ": nxm_thread_block " << tid << " " << secs
- << " " << flags << " " << action << " " << usecs << endl;
-
- return 0;
- }
-
- /// block.
- static SyscallReturn
- nxm_blockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr uaddr = xc->getSyscallArg(0);
- uint64_t val = xc->getSyscallArg(1);
- uint64_t secs = xc->getSyscallArg(2);
- uint64_t usecs = xc->getSyscallArg(3);
- uint64_t flags = xc->getSyscallArg(4);
-
- BaseCPU *cpu = xc->cpu;
-
- cout << cpu->name() << ": nxm_block "
- << hex << uaddr << dec << " " << val
- << " " << secs << " " << usecs
- << " " << flags << endl;
-
- return 0;
- }
-
- /// Unblock thread.
- static SyscallReturn
- nxm_unblockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr uaddr = xc->getSyscallArg(0);
-
- cout << xc->cpu->name() << ": nxm_unblock "
- << hex << uaddr << dec << endl;
-
- return 0;
- }
-
- /// Switch thread priority.
- static SyscallReturn
- swtch_priFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- // Attempts to switch to another runnable thread (if there is
- // one). Returns false if there are no other threads to run
- // (i.e., the thread can reasonably spin-wait) or true if there
- // are other threads.
- //
- // Since we assume at most one "kernel" thread per CPU, it's
- // always safe to return false here.
- return 0; //false;
- }
-
-
- /// Activate exec context waiting on a channel. Just activate one
- /// by default.
- static int
- activate_waiting_context(Addr uaddr, Process *process,
- bool activate_all = false)
- {
- int num_activated = 0;
-
- list<Process::WaitRec>::iterator i = process->waitList.begin();
- list<Process::WaitRec>::iterator end = process->waitList.end();
-
- while (i != end && (num_activated == 0 || activate_all)) {
- if (i->waitChan == uaddr) {
- // found waiting process: make it active
- ExecContext *newCtx = i->waitingContext;
- assert(newCtx->status() == ExecContext::Suspended);
- newCtx->activate();
-
- // get rid of this record
- i = process->waitList.erase(i);
-
- ++num_activated;
- } else {
- ++i;
- }
- }
-
- return num_activated;
- }
-
- /// M5 hacked-up lock acquire.
- static void
- m5_lock_mutex(Addr uaddr, Process *process, ExecContext *xc)
- {
- TypedBufferArg<uint64_t> lockp(uaddr);
-
- lockp.copyIn(xc->port);
-
- if (*lockp == 0) {
- // lock is free: grab it
- *lockp = 1;
- lockp.copyOut(xc->port);
- } else {
- // lock is busy: disable until free
- process->waitList.push_back(Process::WaitRec(uaddr, xc));
- xc->suspend();
- }
- }
-
- /// M5 unlock call.
- static void
- m5_unlock_mutex(Addr uaddr, Process *process, ExecContext *xc)
- {
- TypedBufferArg<uint64_t> lockp(uaddr);
-
- lockp.copyIn(xc->port);
- assert(*lockp != 0);
-
- // Check for a process waiting on the lock.
- int num_waiting = activate_waiting_context(uaddr, process);
-
- // clear lock field if no waiting context is taking over the lock
- if (num_waiting == 0) {
- *lockp = 0;
- lockp.copyOut(xc->port);
- }
- }
-
- /// Lock acquire syscall handler.
- static SyscallReturn
- m5_mutex_lockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr uaddr = xc->getSyscallArg(0);
-
- m5_lock_mutex(uaddr, process, xc);
-
- // Return 0 since we will always return to the user with the lock
- // acquired. We will just keep the context inactive until that is
- // true.
- return 0;
- }
-
- /// Try lock (non-blocking).
- static SyscallReturn
- m5_mutex_trylockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr uaddr = xc->getSyscallArg(0);
- TypedBufferArg<uint64_t> lockp(uaddr);
-
- lockp.copyIn(xc->port);
-
- if (*lockp == 0) {
- // lock is free: grab it
- *lockp = 1;
- lockp.copyOut(xc->port);
- return 0;
- } else {
- return 1;
- }
- }
-
- /// Unlock syscall handler.
- static SyscallReturn
- m5_mutex_unlockFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr uaddr = xc->getSyscallArg(0);
-
- m5_unlock_mutex(uaddr, process, xc);
-
- return 0;
- }
-
- /// Signal ocndition.
- static SyscallReturn
- m5_cond_signalFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr cond_addr = xc->getSyscallArg(0);
-
- // Wake up one process waiting on the condition variable.
- activate_waiting_context(cond_addr, process);
-
- return 0;
- }
-
- /// Wake up all processes waiting on the condition variable.
- static SyscallReturn
- m5_cond_broadcastFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr cond_addr = xc->getSyscallArg(0);
-
- activate_waiting_context(cond_addr, process, true);
-
- return 0;
- }
-
- /// Wait on a condition.
- static SyscallReturn
- m5_cond_waitFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- Addr cond_addr = xc->getSyscallArg(0);
- Addr lock_addr = xc->getSyscallArg(1);
- TypedBufferArg<uint64_t> condp(cond_addr);
- TypedBufferArg<uint64_t> lockp(lock_addr);
-
- // user is supposed to acquire lock before entering
- lockp.copyIn(xc->port);
- assert(*lockp != 0);
-
- m5_unlock_mutex(lock_addr, process, xc);
-
- process->waitList.push_back(Process::WaitRec(cond_addr, xc));
- xc->suspend();
-
- return 0;
- }
-
- /// Thread exit.
- static SyscallReturn
- m5_thread_exitFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- assert(xc->status() == ExecContext::Active);
- xc->deallocate();
-
- return 0;
- }
-
- /// Array of syscall descriptors for Mach syscalls, indexed by
- /// (negated) call number.
- static SyscallDesc machSyscallDescs[];
-
- /// Number of syscalls in machSyscallDescs[].
- static const int Num_Mach_Syscall_Descs;
-
- /// Max supported Mach syscall number.
- static const int Max_Mach_Syscall_Desc;
-
- /// Since negated values are used to identify Mach syscalls, the
- /// minimum (signed) valid syscall number is the negated max Mach
- /// syscall number.
- static const int Min_Syscall_Desc;
-
- /// Do the specified syscall. Just looks the call number up in
- /// the table and invokes the appropriate handler.
- static void
- doSyscall(int callnum, Process *process, ExecContext *xc)
- {
- if (callnum < Min_Syscall_Desc || callnum > Max_Syscall_Desc) {
- fatal("Syscall %d out of range\n", callnum);
- }
-
- SyscallDesc *desc =
- (callnum < 0) ?
- &machSyscallDescs[-callnum] : &syscallDescs[callnum];
-
- desc->doSyscall(callnum, process, xc);
- }
-
- /// Indirect syscall invocation (call #0).
- static SyscallReturn
- indirectSyscallFunc(SyscallDesc *desc, int callnum, Process *process,
- ExecContext *xc)
- {
- int new_callnum = xc->getSyscallArg(0);
-
- for (int i = 0; i < 5; ++i)
- xc->setSyscallArg(i, xc->getSyscallArg(i+1));
-
- doSyscall(new_callnum, process, xc);
-
- return 0;
- }
-
-}; // class Tru64
-
-
-// open(2) flags translation table
-OpenFlagTransTable Tru64::openFlagTable[] = {
-#ifdef _MSC_VER
- { Tru64::TGT_O_RDONLY, _O_RDONLY },
- { Tru64::TGT_O_WRONLY, _O_WRONLY },
- { Tru64::TGT_O_RDWR, _O_RDWR },
- { Tru64::TGT_O_APPEND, _O_APPEND },
- { Tru64::TGT_O_CREAT, _O_CREAT },
- { Tru64::TGT_O_TRUNC, _O_TRUNC },
- { Tru64::TGT_O_EXCL, _O_EXCL },
-#ifdef _O_NONBLOCK
- { Tru64::TGT_O_NONBLOCK, _O_NONBLOCK },
-#endif
-#ifdef _O_NOCTTY
- { Tru64::TGT_O_NOCTTY, _O_NOCTTY },
-#endif
-#ifdef _O_SYNC
- { Tru64::TGT_O_SYNC, _O_SYNC },
-#endif
-#else /* !_MSC_VER */
- { Tru64::TGT_O_RDONLY, O_RDONLY },
- { Tru64::TGT_O_WRONLY, O_WRONLY },
- { Tru64::TGT_O_RDWR, O_RDWR },
- { Tru64::TGT_O_APPEND, O_APPEND },
- { Tru64::TGT_O_CREAT, O_CREAT },
- { Tru64::TGT_O_TRUNC, O_TRUNC },
- { Tru64::TGT_O_EXCL, O_EXCL },
- { Tru64::TGT_O_NONBLOCK, O_NONBLOCK },
- { Tru64::TGT_O_NOCTTY, O_NOCTTY },
-#ifdef O_SYNC
- { Tru64::TGT_O_SYNC, O_SYNC },
-#endif
-#endif /* _MSC_VER */
-};
-
-const int Tru64::NUM_OPEN_FLAGS = (sizeof(Tru64::openFlagTable)/sizeof(Tru64::openFlagTable[0]));
-
-const char *Tru64::hostname = "m5.eecs.umich.edu";
-
-SyscallDesc Tru64::syscallDescs[] = {
- /* 0 */ SyscallDesc("syscall (#0)", indirectSyscallFunc,
- SyscallDesc::SuppressReturnValue),
- /* 1 */ SyscallDesc("exit", exitFunc),
- /* 2 */ SyscallDesc("fork", unimplementedFunc),
- /* 3 */ SyscallDesc("read", readFunc),
- /* 4 */ SyscallDesc("write", writeFunc),
- /* 5 */ SyscallDesc("old_open", unimplementedFunc),
- /* 6 */ SyscallDesc("close", closeFunc),
- /* 7 */ SyscallDesc("wait4", unimplementedFunc),
- /* 8 */ SyscallDesc("old_creat", unimplementedFunc),
- /* 9 */ SyscallDesc("link", unimplementedFunc),
- /* 10 */ SyscallDesc("unlink", unlinkFunc),
- /* 11 */ SyscallDesc("execv", unimplementedFunc),
- /* 12 */ SyscallDesc("chdir", unimplementedFunc),
- /* 13 */ SyscallDesc("fchdir", unimplementedFunc),
- /* 14 */ SyscallDesc("mknod", unimplementedFunc),
- /* 15 */ SyscallDesc("chmod", unimplementedFunc),
- /* 16 */ SyscallDesc("chown", unimplementedFunc),
- /* 17 */ SyscallDesc("obreak", obreakFunc),
- /* 18 */ SyscallDesc("pre_F64_getfsstat", unimplementedFunc),
- /* 19 */ SyscallDesc("lseek", lseekFunc),
- /* 20 */ SyscallDesc("getpid", getpidFunc),
- /* 21 */ SyscallDesc("mount", unimplementedFunc),
- /* 22 */ SyscallDesc("unmount", unimplementedFunc),
- /* 23 */ SyscallDesc("setuid", setuidFunc),
- /* 24 */ SyscallDesc("getuid", getuidFunc),
- /* 25 */ SyscallDesc("exec_with_loader", unimplementedFunc),
- /* 26 */ SyscallDesc("ptrace", unimplementedFunc),
- /* 27 */ SyscallDesc("recvmsg", unimplementedFunc),
- /* 28 */ SyscallDesc("sendmsg", unimplementedFunc),
- /* 29 */ SyscallDesc("recvfrom", unimplementedFunc),
- /* 30 */ SyscallDesc("accept", unimplementedFunc),
- /* 31 */ SyscallDesc("getpeername", unimplementedFunc),
- /* 32 */ SyscallDesc("getsockname", unimplementedFunc),
- /* 33 */ SyscallDesc("access", unimplementedFunc),
- /* 34 */ SyscallDesc("chflags", unimplementedFunc),
- /* 35 */ SyscallDesc("fchflags", unimplementedFunc),
- /* 36 */ SyscallDesc("sync", unimplementedFunc),
- /* 37 */ SyscallDesc("kill", unimplementedFunc),
- /* 38 */ SyscallDesc("old_stat", unimplementedFunc),
- /* 39 */ SyscallDesc("setpgid", unimplementedFunc),
- /* 40 */ SyscallDesc("old_lstat", unimplementedFunc),
- /* 41 */ SyscallDesc("dup", unimplementedFunc),
- /* 42 */ SyscallDesc("pipe", unimplementedFunc),
- /* 43 */ SyscallDesc("set_program_attributes", unimplementedFunc),
- /* 44 */ SyscallDesc("profil", unimplementedFunc),
- /* 45 */ SyscallDesc("open", openFunc<Tru64>),
- /* 46 */ SyscallDesc("obsolete osigaction", unimplementedFunc),
- /* 47 */ SyscallDesc("getgid", getgidFunc),
- /* 48 */ SyscallDesc("sigprocmask", ignoreFunc),
- /* 49 */ SyscallDesc("getlogin", unimplementedFunc),
- /* 50 */ SyscallDesc("setlogin", unimplementedFunc),
- /* 51 */ SyscallDesc("acct", unimplementedFunc),
- /* 52 */ SyscallDesc("sigpending", unimplementedFunc),
- /* 53 */ SyscallDesc("classcntl", unimplementedFunc),
- /* 54 */ SyscallDesc("ioctl", ioctlFunc<Tru64>),
- /* 55 */ SyscallDesc("reboot", unimplementedFunc),
- /* 56 */ SyscallDesc("revoke", unimplementedFunc),
- /* 57 */ SyscallDesc("symlink", unimplementedFunc),
- /* 58 */ SyscallDesc("readlink", unimplementedFunc),
- /* 59 */ SyscallDesc("execve", unimplementedFunc),
- /* 60 */ SyscallDesc("umask", unimplementedFunc),
- /* 61 */ SyscallDesc("chroot", unimplementedFunc),
- /* 62 */ SyscallDesc("old_fstat", unimplementedFunc),
- /* 63 */ SyscallDesc("getpgrp", unimplementedFunc),
- /* 64 */ SyscallDesc("getpagesize", getpagesizeFunc),
- /* 65 */ SyscallDesc("mremap", unimplementedFunc),
- /* 66 */ SyscallDesc("vfork", unimplementedFunc),
- /* 67 */ SyscallDesc("pre_F64_stat", statFunc<Tru64::PreF64>),
- /* 68 */ SyscallDesc("pre_F64_lstat", lstatFunc<Tru64::PreF64>),
- /* 69 */ SyscallDesc("sbrk", unimplementedFunc),
- /* 70 */ SyscallDesc("sstk", unimplementedFunc),
- /* 71 */ SyscallDesc("mmap", mmapFunc<Tru64>),
- /* 72 */ SyscallDesc("ovadvise", unimplementedFunc),
- /* 73 */ SyscallDesc("munmap", munmapFunc),
- /* 74 */ SyscallDesc("mprotect", ignoreFunc),
- /* 75 */ SyscallDesc("madvise", unimplementedFunc),
- /* 76 */ SyscallDesc("old_vhangup", unimplementedFunc),
- /* 77 */ SyscallDesc("kmodcall", unimplementedFunc),
- /* 78 */ SyscallDesc("mincore", unimplementedFunc),
- /* 79 */ SyscallDesc("getgroups", unimplementedFunc),
- /* 80 */ SyscallDesc("setgroups", unimplementedFunc),
- /* 81 */ SyscallDesc("old_getpgrp", unimplementedFunc),
- /* 82 */ SyscallDesc("setpgrp", unimplementedFunc),
- /* 83 */ SyscallDesc("setitimer", unimplementedFunc),
- /* 84 */ SyscallDesc("old_wait", unimplementedFunc),
- /* 85 */ SyscallDesc("table", tableFunc),
- /* 86 */ SyscallDesc("getitimer", unimplementedFunc),
- /* 87 */ SyscallDesc("gethostname", gethostnameFunc),
- /* 88 */ SyscallDesc("sethostname", unimplementedFunc),
- /* 89 */ SyscallDesc("getdtablesize", unimplementedFunc),
- /* 90 */ SyscallDesc("dup2", unimplementedFunc),
- /* 91 */ SyscallDesc("pre_F64_fstat", fstatFunc<Tru64::PreF64>),
- /* 92 */ SyscallDesc("fcntl", fcntlFunc),
- /* 93 */ SyscallDesc("select", unimplementedFunc),
- /* 94 */ SyscallDesc("poll", unimplementedFunc),
- /* 95 */ SyscallDesc("fsync", unimplementedFunc),
- /* 96 */ SyscallDesc("setpriority", unimplementedFunc),
- /* 97 */ SyscallDesc("socket", unimplementedFunc),
- /* 98 */ SyscallDesc("connect", unimplementedFunc),
- /* 99 */ SyscallDesc("old_accept", unimplementedFunc),
- /* 100 */ SyscallDesc("getpriority", unimplementedFunc),
- /* 101 */ SyscallDesc("old_send", unimplementedFunc),
- /* 102 */ SyscallDesc("old_recv", unimplementedFunc),
- /* 103 */ SyscallDesc("sigreturn", sigreturnFunc,
- SyscallDesc::SuppressReturnValue),
- /* 104 */ SyscallDesc("bind", unimplementedFunc),
- /* 105 */ SyscallDesc("setsockopt", unimplementedFunc),
- /* 106 */ SyscallDesc("listen", unimplementedFunc),
- /* 107 */ SyscallDesc("plock", unimplementedFunc),
- /* 108 */ SyscallDesc("old_sigvec", unimplementedFunc),
- /* 109 */ SyscallDesc("old_sigblock", unimplementedFunc),
- /* 110 */ SyscallDesc("old_sigsetmask", unimplementedFunc),
- /* 111 */ SyscallDesc("sigsuspend", unimplementedFunc),
- /* 112 */ SyscallDesc("sigstack", ignoreFunc),
- /* 113 */ SyscallDesc("old_recvmsg", unimplementedFunc),
- /* 114 */ SyscallDesc("old_sendmsg", unimplementedFunc),
- /* 115 */ SyscallDesc("obsolete vtrace", unimplementedFunc),
- /* 116 */ SyscallDesc("gettimeofday", gettimeofdayFunc<Tru64>),
- /* 117 */ SyscallDesc("getrusage", getrusageFunc<Tru64>),
- /* 118 */ SyscallDesc("getsockopt", unimplementedFunc),
- /* 119 */ SyscallDesc("numa_syscalls", unimplementedFunc),
- /* 120 */ SyscallDesc("readv", unimplementedFunc),
- /* 121 */ SyscallDesc("writev", unimplementedFunc),
- /* 122 */ SyscallDesc("settimeofday", unimplementedFunc),
- /* 123 */ SyscallDesc("fchown", unimplementedFunc),
- /* 124 */ SyscallDesc("fchmod", unimplementedFunc),
- /* 125 */ SyscallDesc("old_recvfrom", unimplementedFunc),
- /* 126 */ SyscallDesc("setreuid", unimplementedFunc),
- /* 127 */ SyscallDesc("setregid", unimplementedFunc),
- /* 128 */ SyscallDesc("rename", renameFunc),
- /* 129 */ SyscallDesc("truncate", truncateFunc),
- /* 130 */ SyscallDesc("ftruncate", ftruncateFunc),
- /* 131 */ SyscallDesc("flock", unimplementedFunc),
- /* 132 */ SyscallDesc("setgid", unimplementedFunc),
- /* 133 */ SyscallDesc("sendto", unimplementedFunc),
- /* 134 */ SyscallDesc("shutdown", unimplementedFunc),
- /* 135 */ SyscallDesc("socketpair", unimplementedFunc),
- /* 136 */ SyscallDesc("mkdir", unimplementedFunc),
- /* 137 */ SyscallDesc("rmdir", unimplementedFunc),
- /* 138 */ SyscallDesc("utimes", unimplementedFunc),
- /* 139 */ SyscallDesc("obsolete 4.2 sigreturn", unimplementedFunc),
- /* 140 */ SyscallDesc("adjtime", unimplementedFunc),
- /* 141 */ SyscallDesc("old_getpeername", unimplementedFunc),
- /* 142 */ SyscallDesc("gethostid", unimplementedFunc),
- /* 143 */ SyscallDesc("sethostid", unimplementedFunc),
- /* 144 */ SyscallDesc("getrlimit", getrlimitFunc<Tru64>),
- /* 145 */ SyscallDesc("setrlimit", ignoreFunc),
- /* 146 */ SyscallDesc("old_killpg", unimplementedFunc),
- /* 147 */ SyscallDesc("setsid", unimplementedFunc),
- /* 148 */ SyscallDesc("quotactl", unimplementedFunc),
- /* 149 */ SyscallDesc("oldquota", unimplementedFunc),
- /* 150 */ SyscallDesc("old_getsockname", unimplementedFunc),
- /* 151 */ SyscallDesc("pread", unimplementedFunc),
- /* 152 */ SyscallDesc("pwrite", unimplementedFunc),
- /* 153 */ SyscallDesc("pid_block", unimplementedFunc),
- /* 154 */ SyscallDesc("pid_unblock", unimplementedFunc),
- /* 155 */ SyscallDesc("signal_urti", unimplementedFunc),
- /* 156 */ SyscallDesc("sigaction", ignoreFunc),
- /* 157 */ SyscallDesc("sigwaitprim", unimplementedFunc),
- /* 158 */ SyscallDesc("nfssvc", unimplementedFunc),
- /* 159 */ SyscallDesc("getdirentries", getdirentriesFunc),
- /* 160 */ SyscallDesc("pre_F64_statfs", statfsFunc<Tru64::PreF64>),
- /* 161 */ SyscallDesc("pre_F64_fstatfs", fstatfsFunc<Tru64::PreF64>),
- /* 162 */ SyscallDesc("unknown #162", unimplementedFunc),
- /* 163 */ SyscallDesc("async_daemon", unimplementedFunc),
- /* 164 */ SyscallDesc("getfh", unimplementedFunc),
- /* 165 */ SyscallDesc("getdomainname", unimplementedFunc),
- /* 166 */ SyscallDesc("setdomainname", unimplementedFunc),
- /* 167 */ SyscallDesc("unknown #167", unimplementedFunc),
- /* 168 */ SyscallDesc("unknown #168", unimplementedFunc),
- /* 169 */ SyscallDesc("exportfs", unimplementedFunc),
- /* 170 */ SyscallDesc("unknown #170", unimplementedFunc),
- /* 171 */ SyscallDesc("unknown #171", unimplementedFunc),
- /* 172 */ SyscallDesc("unknown #172", unimplementedFunc),
- /* 173 */ SyscallDesc("unknown #173", unimplementedFunc),
- /* 174 */ SyscallDesc("unknown #174", unimplementedFunc),
- /* 175 */ SyscallDesc("unknown #175", unimplementedFunc),
- /* 176 */ SyscallDesc("unknown #176", unimplementedFunc),
- /* 177 */ SyscallDesc("unknown #177", unimplementedFunc),
- /* 178 */ SyscallDesc("unknown #178", unimplementedFunc),
- /* 179 */ SyscallDesc("unknown #179", unimplementedFunc),
- /* 180 */ SyscallDesc("unknown #180", unimplementedFunc),
- /* 181 */ SyscallDesc("alt_plock", unimplementedFunc),
- /* 182 */ SyscallDesc("unknown #182", unimplementedFunc),
- /* 183 */ SyscallDesc("unknown #183", unimplementedFunc),
- /* 184 */ SyscallDesc("getmnt", unimplementedFunc),
- /* 185 */ SyscallDesc("unknown #185", unimplementedFunc),
- /* 186 */ SyscallDesc("unknown #186", unimplementedFunc),
- /* 187 */ SyscallDesc("alt_sigpending", unimplementedFunc),
- /* 188 */ SyscallDesc("alt_setsid", unimplementedFunc),
- /* 189 */ SyscallDesc("unknown #189", unimplementedFunc),
- /* 190 */ SyscallDesc("unknown #190", unimplementedFunc),
- /* 191 */ SyscallDesc("unknown #191", unimplementedFunc),
- /* 192 */ SyscallDesc("unknown #192", unimplementedFunc),
- /* 193 */ SyscallDesc("unknown #193", unimplementedFunc),
- /* 194 */ SyscallDesc("unknown #194", unimplementedFunc),
- /* 195 */ SyscallDesc("unknown #195", unimplementedFunc),
- /* 196 */ SyscallDesc("unknown #196", unimplementedFunc),
- /* 197 */ SyscallDesc("unknown #197", unimplementedFunc),
- /* 198 */ SyscallDesc("unknown #198", unimplementedFunc),
- /* 199 */ SyscallDesc("swapon", unimplementedFunc),
- /* 200 */ SyscallDesc("msgctl", unimplementedFunc),
- /* 201 */ SyscallDesc("msgget", unimplementedFunc),
- /* 202 */ SyscallDesc("msgrcv", unimplementedFunc),
- /* 203 */ SyscallDesc("msgsnd", unimplementedFunc),
- /* 204 */ SyscallDesc("semctl", unimplementedFunc),
- /* 205 */ SyscallDesc("semget", unimplementedFunc),
- /* 206 */ SyscallDesc("semop", unimplementedFunc),
- /* 207 */ SyscallDesc("uname", unameFunc),
- /* 208 */ SyscallDesc("lchown", unimplementedFunc),
- /* 209 */ SyscallDesc("shmat", unimplementedFunc),
- /* 210 */ SyscallDesc("shmctl", unimplementedFunc),
- /* 211 */ SyscallDesc("shmdt", unimplementedFunc),
- /* 212 */ SyscallDesc("shmget", unimplementedFunc),
- /* 213 */ SyscallDesc("mvalid", unimplementedFunc),
- /* 214 */ SyscallDesc("getaddressconf", unimplementedFunc),
- /* 215 */ SyscallDesc("msleep", unimplementedFunc),
- /* 216 */ SyscallDesc("mwakeup", unimplementedFunc),
- /* 217 */ SyscallDesc("msync", unimplementedFunc),
- /* 218 */ SyscallDesc("signal", unimplementedFunc),
- /* 219 */ SyscallDesc("utc_gettime", unimplementedFunc),
- /* 220 */ SyscallDesc("utc_adjtime", unimplementedFunc),
- /* 221 */ SyscallDesc("unknown #221", unimplementedFunc),
- /* 222 */ SyscallDesc("security", unimplementedFunc),
- /* 223 */ SyscallDesc("kloadcall", unimplementedFunc),
- /* 224 */ SyscallDesc("stat", statFunc<Tru64::F64>),
- /* 225 */ SyscallDesc("lstat", lstatFunc<Tru64::F64>),
- /* 226 */ SyscallDesc("fstat", fstatFunc<Tru64::F64>),
- /* 227 */ SyscallDesc("statfs", statfsFunc<Tru64::F64>),
- /* 228 */ SyscallDesc("fstatfs", fstatfsFunc<Tru64::F64>),
- /* 229 */ SyscallDesc("getfsstat", unimplementedFunc),
- /* 230 */ SyscallDesc("gettimeofday64", unimplementedFunc),
- /* 231 */ SyscallDesc("settimeofday64", unimplementedFunc),
- /* 232 */ SyscallDesc("unknown #232", unimplementedFunc),
- /* 233 */ SyscallDesc("getpgid", unimplementedFunc),
- /* 234 */ SyscallDesc("getsid", unimplementedFunc),
- /* 235 */ SyscallDesc("sigaltstack", ignoreFunc),
- /* 236 */ SyscallDesc("waitid", unimplementedFunc),
- /* 237 */ SyscallDesc("priocntlset", unimplementedFunc),
- /* 238 */ SyscallDesc("sigsendset", unimplementedFunc),
- /* 239 */ SyscallDesc("set_speculative", unimplementedFunc),
- /* 240 */ SyscallDesc("msfs_syscall", unimplementedFunc),
- /* 241 */ SyscallDesc("sysinfo", unimplementedFunc),
- /* 242 */ SyscallDesc("uadmin", unimplementedFunc),
- /* 243 */ SyscallDesc("fuser", unimplementedFunc),
- /* 244 */ SyscallDesc("proplist_syscall", unimplementedFunc),
- /* 245 */ SyscallDesc("ntp_adjtime", unimplementedFunc),
- /* 246 */ SyscallDesc("ntp_gettime", unimplementedFunc),
- /* 247 */ SyscallDesc("pathconf", unimplementedFunc),
- /* 248 */ SyscallDesc("fpathconf", unimplementedFunc),
- /* 249 */ SyscallDesc("sync2", unimplementedFunc),
- /* 250 */ SyscallDesc("uswitch", unimplementedFunc),
- /* 251 */ SyscallDesc("usleep_thread", unimplementedFunc),
- /* 252 */ SyscallDesc("audcntl", unimplementedFunc),
- /* 253 */ SyscallDesc("audgen", unimplementedFunc),
- /* 254 */ SyscallDesc("sysfs", unimplementedFunc),
- /* 255 */ SyscallDesc("subsys_info", unimplementedFunc),
- /* 256 */ SyscallDesc("getsysinfo", getsysinfoFunc),
- /* 257 */ SyscallDesc("setsysinfo", setsysinfoFunc),
- /* 258 */ SyscallDesc("afs_syscall", unimplementedFunc),
- /* 259 */ SyscallDesc("swapctl", unimplementedFunc),
- /* 260 */ SyscallDesc("memcntl", unimplementedFunc),
- /* 261 */ SyscallDesc("fdatasync", unimplementedFunc),
- /* 262 */ SyscallDesc("oflock", unimplementedFunc),
- /* 263 */ SyscallDesc("F64_readv", unimplementedFunc),
- /* 264 */ SyscallDesc("F64_writev", unimplementedFunc),
- /* 265 */ SyscallDesc("cdslxlate", unimplementedFunc),
- /* 266 */ SyscallDesc("sendfile", unimplementedFunc),
-};
-
-const int Tru64::Num_Syscall_Descs =
- sizeof(Tru64::syscallDescs) / sizeof(SyscallDesc);
-
-const int Tru64::Max_Syscall_Desc = Tru64::Num_Syscall_Descs - 1;
-
-SyscallDesc Tru64::machSyscallDescs[] = {
- /* 0 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 1 */ SyscallDesc("m5_mutex_lock", m5_mutex_lockFunc),
- /* 2 */ SyscallDesc("m5_mutex_trylock", m5_mutex_trylockFunc),
- /* 3 */ SyscallDesc("m5_mutex_unlock", m5_mutex_unlockFunc),
- /* 4 */ SyscallDesc("m5_cond_signal", m5_cond_signalFunc),
- /* 5 */ SyscallDesc("m5_cond_broadcast", m5_cond_broadcastFunc),
- /* 6 */ SyscallDesc("m5_cond_wait", m5_cond_waitFunc),
- /* 7 */ SyscallDesc("m5_thread_exit", m5_thread_exitFunc),
- /* 8 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 9 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 10 */ SyscallDesc("task_self", unimplementedFunc),
- /* 11 */ SyscallDesc("thread_reply", unimplementedFunc),
- /* 12 */ SyscallDesc("task_notify", unimplementedFunc),
- /* 13 */ SyscallDesc("thread_self", unimplementedFunc),
- /* 14 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 15 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 16 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 17 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 18 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 19 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 20 */ SyscallDesc("msg_send_trap", unimplementedFunc),
- /* 21 */ SyscallDesc("msg_receive_trap", unimplementedFunc),
- /* 22 */ SyscallDesc("msg_rpc_trap", unimplementedFunc),
- /* 23 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 24 */ SyscallDesc("nxm_block", nxm_blockFunc),
- /* 25 */ SyscallDesc("nxm_unblock", nxm_unblockFunc),
- /* 26 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 27 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 28 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 29 */ SyscallDesc("nxm_thread_destroy", unimplementedFunc),
- /* 30 */ SyscallDesc("lw_wire", unimplementedFunc),
- /* 31 */ SyscallDesc("lw_unwire", unimplementedFunc),
- /* 32 */ SyscallDesc("nxm_thread_create", nxm_thread_createFunc),
- /* 33 */ SyscallDesc("nxm_task_init", nxm_task_initFunc),
- /* 34 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 35 */ SyscallDesc("nxm_idle", nxm_idleFunc),
- /* 36 */ SyscallDesc("nxm_wakeup_idle", unimplementedFunc),
- /* 37 */ SyscallDesc("nxm_set_pthid", unimplementedFunc),
- /* 38 */ SyscallDesc("nxm_thread_kill", unimplementedFunc),
- /* 39 */ SyscallDesc("nxm_thread_block", nxm_thread_blockFunc),
- /* 40 */ SyscallDesc("nxm_thread_wakeup", unimplementedFunc),
- /* 41 */ SyscallDesc("init_process", unimplementedFunc),
- /* 42 */ SyscallDesc("nxm_get_binding", unimplementedFunc),
- /* 43 */ SyscallDesc("map_fd", unimplementedFunc),
- /* 44 */ SyscallDesc("nxm_resched", unimplementedFunc),
- /* 45 */ SyscallDesc("nxm_set_cancel", unimplementedFunc),
- /* 46 */ SyscallDesc("nxm_set_binding", unimplementedFunc),
- /* 47 */ SyscallDesc("stack_create", stack_createFunc),
- /* 48 */ SyscallDesc("nxm_get_state", unimplementedFunc),
- /* 49 */ SyscallDesc("nxm_thread_suspend", unimplementedFunc),
- /* 50 */ SyscallDesc("nxm_thread_resume", unimplementedFunc),
- /* 51 */ SyscallDesc("nxm_signal_check", unimplementedFunc),
- /* 52 */ SyscallDesc("htg_unix_syscall", unimplementedFunc),
- /* 53 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 54 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 55 */ SyscallDesc("host_self", unimplementedFunc),
- /* 56 */ SyscallDesc("host_priv_self", unimplementedFunc),
- /* 57 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 58 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 59 */ SyscallDesc("swtch_pri", swtch_priFunc),
- /* 60 */ SyscallDesc("swtch", unimplementedFunc),
- /* 61 */ SyscallDesc("thread_switch", unimplementedFunc),
- /* 62 */ SyscallDesc("semop_fast", unimplementedFunc),
- /* 63 */ SyscallDesc("nxm_pshared_init", unimplementedFunc),
- /* 64 */ SyscallDesc("nxm_pshared_block", unimplementedFunc),
- /* 65 */ SyscallDesc("nxm_pshared_unblock", unimplementedFunc),
- /* 66 */ SyscallDesc("nxm_pshared_destroy", unimplementedFunc),
- /* 67 */ SyscallDesc("nxm_swtch_pri", swtch_priFunc),
- /* 68 */ SyscallDesc("lw_syscall", unimplementedFunc),
- /* 69 */ SyscallDesc("kern_invalid", unimplementedFunc),
- /* 70 */ SyscallDesc("mach_sctimes_0", unimplementedFunc),
- /* 71 */ SyscallDesc("mach_sctimes_1", unimplementedFunc),
- /* 72 */ SyscallDesc("mach_sctimes_2", unimplementedFunc),
- /* 73 */ SyscallDesc("mach_sctimes_3", unimplementedFunc),
- /* 74 */ SyscallDesc("mach_sctimes_4", unimplementedFunc),
- /* 75 */ SyscallDesc("mach_sctimes_5", unimplementedFunc),
- /* 76 */ SyscallDesc("mach_sctimes_6", unimplementedFunc),
- /* 77 */ SyscallDesc("mach_sctimes_7", unimplementedFunc),
- /* 78 */ SyscallDesc("mach_sctimes_8", unimplementedFunc),
- /* 79 */ SyscallDesc("mach_sctimes_9", unimplementedFunc),
- /* 80 */ SyscallDesc("mach_sctimes_10", unimplementedFunc),
- /* 81 */ SyscallDesc("mach_sctimes_11", unimplementedFunc),
- /* 82 */ SyscallDesc("mach_sctimes_port_alloc_dealloc", unimplementedFunc)
-};
-
-const int Tru64::Num_Mach_Syscall_Descs =
- sizeof(Tru64::machSyscallDescs) / sizeof(SyscallDesc);
-const int Tru64::Max_Mach_Syscall_Desc = Tru64::Num_Mach_Syscall_Descs - 1;
-const int Tru64::Min_Syscall_Desc = -Tru64::Max_Mach_Syscall_Desc;
-
-
-void
-AlphaTru64Process::syscall(ExecContext *xc)
-{
- num_syscalls++;
-
- int64_t callnum = xc->regs.intRegFile[ReturnValueReg];
-
- Tru64::doSyscall(callnum, this, xc);
-}
-
-
-AlphaTru64Process::AlphaTru64Process(const std::string &name,
- ObjectFile *objFile,
- System *system,
- int stdin_fd,
- int stdout_fd,
- int stderr_fd,
- std::vector<std::string> &argv,
- std::vector<std::string> &envp)
- : LiveProcess(name, objFile, system, stdin_fd, stdout_fd, stderr_fd,
- argv, envp)
-{
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-25 18:37:35 +0000