arch, base, dev, kern, sym: FreeBSD support

This adds support for FreeBSD/aarch64 FS and SE mode (basic set of syscalls only)

Committed by: Nilay Vaish <nilay@cs.wisc.edu>

25 files changed, 2593 insertions, 47 deletions

diff --git a/src/arch/arm/ArmSystem.py b/src/arch/arm/ArmSystem.py
index ec9d8c848..f40458ca5 100644
--- a/src/arch/arm/ArmSystem.py
+++ b/src/arch/arm/ArmSystem.py
@@ -71,9 +71,9 @@ class ArmSystem(System):
     have_large_asid_64 = Param.Bool(False,
         "True if ASID is 16 bits in AArch64 (ARMv8)")
 
-class LinuxArmSystem(ArmSystem):
-    type = 'LinuxArmSystem'
-    cxx_header = "arch/arm/linux/system.hh"
+class GenericArmSystem(ArmSystem):
+    type = 'GenericArmSystem'
+    cxx_header = "arch/arm/system.hh"
     load_addr_mask = 0x0fffffff
     machine_type = Param.ArmMachineType('VExpress_EMM',
         "Machine id from http://www.arm.linux.org.uk/developer/machines/")
@@ -91,3 +91,11 @@ class LinuxArmSystem(ArmSystem):
                                     "guest kernel panics")
     panic_on_oops = Param.Bool(False, "Trigger a gem5 panic if the " \
                                    "guest kernel oopses")
+
+class LinuxArmSystem(GenericArmSystem):
+    type = 'LinuxArmSystem'
+    cxx_header = "arch/arm/linux/system.hh"
+
+class FreebsdArmSystem(GenericArmSystem):
+    type = 'FreebsdArmSystem'
+    cxx_header = "arch/arm/freebsd/system.hh"
diff --git a/src/arch/arm/SConscript b/src/arch/arm/SConscript
index a4740a9bc..f6c8f3c44 100644
--- a/src/arch/arm/SConscript
+++ b/src/arch/arm/SConscript
@@ -67,6 +67,9 @@ if env['TARGET_ISA'] == 'arm':
     Source('linux/linux.cc')
     Source('linux/process.cc')
     Source('linux/system.cc')
+    Source('freebsd/freebsd.cc')
+    Source('freebsd/process.cc')
+    Source('freebsd/system.cc')
     Source('miscregs.cc')
     Source('nativetrace.cc')
     Source('pmu.cc')
diff --git a/src/arch/arm/freebsd/freebsd.cc b/src/arch/arm/freebsd/freebsd.cc
new file mode 100644
index 000000000..feee5686f
--- /dev/null
+++ b/src/arch/arm/freebsd/freebsd.cc
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 "arch/arm/freebsd/freebsd.hh"
+
+#include <fcntl.h>
+
+// open(2) flags translation table
+OpenFlagTransTable ArmFreebsd32::openFlagTable[] = {
+  { ArmFreebsd32::TGT_O_RDONLY,     O_RDONLY },
+  { ArmFreebsd32::TGT_O_WRONLY,     O_WRONLY },
+  { ArmFreebsd32::TGT_O_RDWR,       O_RDWR },
+  { ArmFreebsd32::TGT_O_CREAT,      O_CREAT },
+  { ArmFreebsd32::TGT_O_EXCL,       O_EXCL },
+  { ArmFreebsd32::TGT_O_NOCTTY,     O_NOCTTY },
+  { ArmFreebsd32::TGT_O_TRUNC,      O_TRUNC },
+  { ArmFreebsd32::TGT_O_APPEND,     O_APPEND },
+  { ArmFreebsd32::TGT_O_NONBLOCK,   O_NONBLOCK },
+  { ArmFreebsd32::TGT_O_SYNC,       O_SYNC },
+  { ArmFreebsd32::TGT_FASYNC,       FASYNC },
+  { ArmFreebsd32::TGT_O_DIRECT,     O_DIRECT },
+  { ArmFreebsd32::TGT_O_DIRECTORY,  O_DIRECTORY },
+  { ArmFreebsd32::TGT_O_NOFOLLOW,   O_NOFOLLOW },
+};
+
+const int ArmFreebsd32::NUM_OPEN_FLAGS = sizeof(ArmFreebsd32::openFlagTable) /
+                                       sizeof(ArmFreebsd32::openFlagTable[0]);
+
+// open(2) flags translation table
+OpenFlagTransTable ArmFreebsd64::openFlagTable[] = {
+  { ArmFreebsd32::TGT_O_RDONLY,     O_RDONLY },
+  { ArmFreebsd32::TGT_O_WRONLY,     O_WRONLY },
+  { ArmFreebsd32::TGT_O_RDWR,       O_RDWR },
+  { ArmFreebsd32::TGT_O_CREAT,      O_CREAT },
+  { ArmFreebsd32::TGT_O_EXCL,       O_EXCL },
+  { ArmFreebsd32::TGT_O_NOCTTY,     O_NOCTTY },
+  { ArmFreebsd32::TGT_O_TRUNC,      O_TRUNC },
+  { ArmFreebsd32::TGT_O_APPEND,     O_APPEND },
+  { ArmFreebsd32::TGT_O_NONBLOCK,   O_NONBLOCK },
+  { ArmFreebsd32::TGT_O_SYNC,       O_SYNC },
+  { ArmFreebsd32::TGT_FASYNC,       FASYNC },
+  { ArmFreebsd32::TGT_O_DIRECT,     O_DIRECT },
+  { ArmFreebsd32::TGT_O_DIRECTORY,  O_DIRECTORY },
+  { ArmFreebsd32::TGT_O_NOFOLLOW,   O_NOFOLLOW },
+};
+
+const int ArmFreebsd64::NUM_OPEN_FLAGS = sizeof(ArmFreebsd64::openFlagTable) /
+                                       sizeof(ArmFreebsd64::openFlagTable[0]);
+
diff --git a/src/arch/arm/freebsd/freebsd.hh b/src/arch/arm/freebsd/freebsd.hh
new file mode 100644
index 000000000..b5654185b
--- /dev/null
+++ b/src/arch/arm/freebsd/freebsd.hh
@@ -0,0 +1,356 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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_ARM_FREEBSD_FREEBSD_HH__
+#define __ARCH_ARM_FREEBSD_FREEBSD_HH__
+
+#include "kern/freebsd/freebsd.hh"
+
+class ArmFreebsd32 : public FreeBSD
+{
+  public:
+
+    /// 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;
+
+    //@{
+    /// Basic ARM FreeBSD types
+    typedef uint32_t size_t;
+    typedef uint32_t off_t;
+    typedef int32_t time_t;
+    typedef int32_t clock_t;
+    //@}
+
+    //@{
+    /// open(2) flag values.
+    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_CREAT     = 0x00000200; //!< O_CREAT
+    static const int TGT_O_EXCL      = 0x00000800; //!< O_EXCL
+    static const int TGT_O_NOCTTY    = 0x00008000; //!< O_NOCTTY
+    static const int TGT_O_TRUNC     = 0x00000400; //!< O_TRUNC
+    static const int TGT_O_APPEND    = 0x00000008; //!< O_APPEND
+    static const int TGT_O_NONBLOCK  = 0x00000004; //!< O_NONBLOCK
+    static const int TGT_O_SYNC      = 0x00000080; //!< O_SYNC
+    static const int TGT_FASYNC      = 0x00000040; //!< FASYNC
+    static const int TGT_O_DIRECT    = 0x00010000; //!< O_DIRECT
+    static const int TGT_O_DIRECTORY = 0x00020000; //!< O_DIRECTORY
+    static const int TGT_O_NOFOLLOW  = 0x00000100; //!< O_NOFOLLOW
+    static const int TGT_O_CLOEXEC   = 0x00100000; //!< O_CLOEXEC
+    //@}
+
+    /// For mmap().
+    static const unsigned TGT_MAP_ANONYMOUS = 0x1000;
+    static const unsigned TGT_MAP_FIXED     = 0x0010;
+
+    /// Limit struct for getrlimit/setrlimit.
+    struct rlimit {
+        uint32_t  rlim_cur;     //!< soft limit
+        uint32_t  rlim_max;     //!< hard limit
+    };
+
+    /// For gettimeofday().
+    struct timeval {
+        int32_t tv_sec;         //!< seconds
+        int32_t tv_usec;        //!< microseconds
+    };
+
+    // For writev/readv
+    struct tgt_iovec {
+        uint32_t iov_base; // void *
+        uint32_t iov_len;
+    };
+
+    /*
+     * sizeof st 120
+     * sizeof st_dev 4
+     * sizeof st_ino 4
+     * sizeof st_mode 2
+     * sizeof st_nlink 2
+     * sizeof st_uid 4
+     * sizeof st_gid 4
+     * sizeof st_rdev 4
+     * sizeof st_atim 16
+     * sizeof st_size 8
+     * sizeof st_blocks 8
+     * sizeof st_blksize 4
+     * sizeof st_flags 4
+     * sizeof st_gen 4
+     * sizeof st_lspare 4
+     */
+
+    typedef struct {
+        uint32_t   st_dev;
+        uint32_t   st_ino;
+        uint16_t   st_mode;
+        uint16_t   st_nlink;
+        uint32_t   st_uid;
+        uint32_t   st_gid;
+        uint32_t   st_rdev;
+        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;
+        uint64_t   st_size;
+        uint64_t   st_blocks;
+        uint32_t   st_blksize;
+        uint32_t   st_flags;
+        uint32_t   st_gen;
+        uint32_t   st_lspare;
+        uint64_t   st_birthtimX;
+        uint64_t   st_birthtim;
+    } tgt_stat;
+
+    typedef struct {
+        uint32_t   st_dev;
+        uint32_t   st_ino;
+        uint16_t   st_mode;
+        uint16_t   st_nlink;
+        uint32_t   st_uid;
+        uint32_t   st_gid;
+        uint32_t   st_rdev;
+        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;
+        uint64_t   st_size;
+        uint64_t   st_blocks;
+        uint32_t   st_blksize;
+        uint32_t   st_flags;
+        uint32_t   st_gen;
+        uint32_t   st_lspare;
+        uint64_t   st_birthtimX;
+        uint64_t   st_birthtim;
+    } tgt_stat64;
+
+    /// For getrusage().
+    struct rusage {
+        struct timeval ru_utime;        //!< user time used
+        struct timeval ru_stime;        //!< system time used
+        int32_t ru_maxrss;              //!< max rss
+        int32_t ru_ixrss;               //!< integral shared memory size
+        int32_t ru_idrss;               //!< integral unshared data "
+        int32_t ru_isrss;               //!< integral unshared stack "
+        int32_t ru_minflt;              //!< page reclaims - total vmfaults
+        int32_t ru_majflt;              //!< page faults
+        int32_t ru_nswap;               //!< swaps
+        int32_t ru_inblock;             //!< block input operations
+        int32_t ru_oublock;             //!< block output operations
+        int32_t ru_msgsnd;              //!< messages sent
+        int32_t ru_msgrcv;              //!< messages received
+        int32_t ru_nsignals;            //!< signals received
+        int32_t ru_nvcsw;               //!< voluntary context switches
+        int32_t ru_nivcsw;              //!< involuntary "
+    };
+
+    /// For times().
+    struct tms {
+        int32_t tms_utime;      //!< user time
+        int32_t tms_stime;      //!< system time
+        int32_t tms_cutime;     //!< user time of children
+        int32_t tms_cstime;     //!< system time of children
+    };
+};
+
+class ArmFreebsd64 : public FreeBSD
+{
+  public:
+
+    /// 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;
+
+    //@{
+    /// Basic ARM FreeBSD types
+    typedef uint64_t size_t;
+    typedef uint64_t off_t;
+    typedef int64_t time_t;
+    typedef int64_t clock_t;
+    //@}
+
+    //@{
+    /// open(2) flag values.
+    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_CREAT     = 0x00000200; //!< O_CREAT
+    static const int TGT_O_EXCL      = 0x00000800; //!< O_EXCL
+    static const int TGT_O_NOCTTY    = 0x00008000; //!< O_NOCTTY
+    static const int TGT_O_TRUNC     = 0x00000400; //!< O_TRUNC
+    static const int TGT_O_APPEND    = 0x00000008; //!< O_APPEND
+    static const int TGT_O_NONBLOCK  = 0x00000004; //!< O_NONBLOCK
+    static const int TGT_O_SYNC      = 0x00000080; //!< O_SYNC
+    static const int TGT_FASYNC      = 0x00000040; //!< FASYNC
+    static const int TGT_O_DIRECT    = 0x00010000; //!< O_DIRECT
+    static const int TGT_O_DIRECTORY = 0x00020000; //!< O_DIRECTORY
+    static const int TGT_O_NOFOLLOW  = 0x00000100; //!< O_NOFOLLOW
+    static const int TGT_O_CLOEXEC   = 0x00100000; //!< O_CLOEXEC
+    //@}
+
+    /// For mmap().
+    static const unsigned TGT_MAP_ANONYMOUS = 0x1000;
+    static const unsigned TGT_MAP_FIXED     = 0x0010;
+
+    //@{
+    /// For getrusage().
+    static const int TGT_RUSAGE_SELF = 0;
+    static const int TGT_RUSAGE_CHILDREN = -1;
+    static const int TGT_RUSAGE_THREAD = 1;
+    //@}
+
+    /// Resource enumeration for getrlimit().
+    enum rlimit_resources {
+        TGT_RLIMIT_CPU = 0,
+        TGT_RLIMIT_FSIZE = 1,
+        TGT_RLIMIT_DATA = 2,
+        TGT_RLIMIT_STACK = 3,
+        TGT_RLIMIT_CORE = 4,
+        TGT_RLIMIT_RSS = 5,
+        TGT_RLIMIT_MEMLOCK = 6,
+        TGT_RLIMIT_NPROC = 7,
+        TGT_RLIMIT_NOFILE = 8,
+        TGT_RLIMIT_SBSIZE = 9,
+        TGT_RLIMIT_VMEM = 10,
+        TGT_RLIMIT_AS = TGT_RLIMIT_VMEM,
+        TGT_RLIMIT_NPTS = 11,
+        TGT_RLIMIT_SWAP = 12,
+        TGT_RLIMIT_KQUEUES = 13
+    };
+
+    /// Limit struct for getrlimit/setrlimit.
+    struct rlimit {
+        uint64_t  rlim_cur;     //!< soft limit
+        uint64_t  rlim_max;     //!< hard limit
+    };
+
+    /// For gettimeofday().
+    struct timeval {
+        int64_t tv_sec;         //!< seconds
+        int64_t tv_usec;        //!< microseconds
+    };
+
+    // For writev/readv
+    struct tgt_iovec {
+        uint64_t iov_base; // void *
+        uint64_t iov_len;
+    };
+
+    typedef struct {
+        uint32_t   st_dev;
+        uint32_t   st_ino;
+        uint16_t   st_mode;
+        uint16_t   st_nlink;
+        uint32_t   st_uid;
+        uint32_t   st_gid;
+        uint32_t   st_rdev;
+        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;
+        uint64_t   st_size;
+        uint64_t   st_blocks;
+        uint32_t   st_blksize;
+        uint32_t   st_flags;
+        uint32_t   st_gen;
+        uint32_t   st_lspare;
+        uint64_t   st_birthtimX;
+        uint64_t   st_birthtim;
+    } tgt_stat;
+
+    typedef struct {
+        uint32_t   st_dev;
+        uint32_t   st_ino;
+        uint16_t   st_mode;
+        uint16_t   st_nlink;
+        uint32_t   st_uid;
+        uint32_t   st_gid;
+        uint32_t   st_rdev;
+        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;
+        uint64_t   st_size;
+        uint64_t   st_blocks;
+        uint32_t   st_blksize;
+        uint32_t   st_flags;
+        uint32_t   st_gen;
+        uint32_t   st_lspare;
+        uint64_t   st_birthtimX;
+        uint64_t   st_birthtim;
+    } tgt_stat64;
+
+    /// For getrusage().
+    struct rusage {
+        struct timeval ru_utime;        //!< user time used
+        struct timeval ru_stime;        //!< system time used
+        int64_t ru_maxrss;              //!< max rss
+        int64_t ru_ixrss;               //!< integral shared memory size
+        int64_t ru_idrss;               //!< integral unshared data "
+        int64_t ru_isrss;               //!< integral unshared stack "
+        int64_t ru_minflt;              //!< page reclaims - total vmfaults
+        int64_t ru_majflt;              //!< page faults
+        int64_t ru_nswap;               //!< swaps
+        int64_t ru_inblock;             //!< block input operations
+        int64_t ru_oublock;             //!< block output operations
+        int64_t ru_msgsnd;              //!< messages sent
+        int64_t ru_msgrcv;              //!< messages received
+        int64_t ru_nsignals;            //!< signals received
+        int64_t ru_nvcsw;               //!< voluntary context switches
+        int64_t ru_nivcsw;              //!< involuntary "
+    };
+
+    /// For times().
+    struct tms {
+        int64_t tms_utime;      //!< user time
+        int64_t tms_stime;      //!< system time
+        int64_t tms_cutime;     //!< user time of children
+        int64_t tms_cstime;     //!< system time of children
+    };
+};
+
+#endif
diff --git a/src/arch/arm/freebsd/process.cc b/src/arch/arm/freebsd/process.cc
new file mode 100644
index 000000000..c2a6b38b0
--- /dev/null
+++ b/src/arch/arm/freebsd/process.cc
@@ -0,0 +1,1280 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 "arch/arm/freebsd/process.hh"
+
+#include <sys/mman.h>
+#include <sys/param.h>
+#include <sys/syscall.h>
+#include <sys/sysctl.h>
+#include <sys/types.h>
+#include <utime.h>
+
+#include "arch/arm/freebsd/freebsd.hh"
+#include "arch/arm/isa_traits.hh"
+#include "base/trace.hh"
+#include "cpu/thread_context.hh"
+#include "kern/freebsd/freebsd.hh"
+#include "sim/process.hh"
+#include "sim/syscall_emul.hh"
+#include "sim/system.hh"
+
+using namespace std;
+using namespace ArmISA;
+
+static SyscallReturn
+issetugidFunc(SyscallDesc *desc, int callnum, LiveProcess *process,
+              ThreadContext *tc)
+{
+
+    return 0;
+}
+
+static SyscallReturn
+sysctlFunc(SyscallDesc *desc, int callnum, LiveProcess *process,
+           ThreadContext *tc)
+{
+    int index = 0;
+    uint64_t ret;
+
+    Addr namep = process->getSyscallArg(tc, index);
+    size_t namelen = process->getSyscallArg(tc, index);
+    Addr oldp = process->getSyscallArg(tc, index);
+    Addr oldlenp = process->getSyscallArg(tc, index);
+    Addr newp = process->getSyscallArg(tc, index);
+    size_t newlen = process->getSyscallArg(tc, index);
+
+    BufferArg buf(namep, sizeof(size_t));
+    BufferArg buf2(oldp, sizeof(size_t));
+    BufferArg buf3(oldlenp, sizeof(size_t));
+    BufferArg buf4(newp, sizeof(size_t));
+
+    buf.copyIn(tc->getMemProxy());
+    buf2.copyIn(tc->getMemProxy());
+    buf3.copyIn(tc->getMemProxy());
+
+    void *hnewp = NULL;
+    if (newp) {
+        buf4.copyIn(tc->getMemProxy());
+        hnewp = (void *)buf4.bufferPtr();
+    }
+
+    uint32_t *hnamep = (uint32_t *)buf.bufferPtr();
+    void *holdp = (void *)buf2.bufferPtr();
+    size_t *holdlenp = (size_t *)buf3.bufferPtr();
+
+    ret = sysctl((int *)hnamep, namelen, holdp, holdlenp, hnewp, newlen);
+
+    buf.copyOut(tc->getMemProxy());
+    buf2.copyOut(tc->getMemProxy());
+    buf3.copyOut(tc->getMemProxy());
+    if (newp)
+        buf4.copyOut(tc->getMemProxy());
+
+    return (ret);
+}
+
+static SyscallDesc syscallDescs32[] = {
+    /*    0 */ SyscallDesc("unused#000", unimplementedFunc),
+    /*    1 */ SyscallDesc("unused#001", unimplementedFunc),
+    /*    2 */ SyscallDesc("unused#002", unimplementedFunc),
+    /*    3 */ SyscallDesc("unused#003", unimplementedFunc),
+    /*    4 */ SyscallDesc("unused#004", unimplementedFunc),
+    /*    5 */ SyscallDesc("unused#005", unimplementedFunc),
+    /*    6 */ SyscallDesc("unused#006", unimplementedFunc),
+    /*    7 */ SyscallDesc("unused#007", unimplementedFunc),
+    /*    8 */ SyscallDesc("unused#008", unimplementedFunc),
+    /*    9 */ SyscallDesc("unused#009", unimplementedFunc),
+    /*   10 */ SyscallDesc("unused#010", unimplementedFunc),
+    /*   11 */ SyscallDesc("unused#011", unimplementedFunc),
+    /*   12 */ SyscallDesc("unused#012", unimplementedFunc),
+    /*   13 */ SyscallDesc("unused#013", unimplementedFunc),
+    /*   14 */ SyscallDesc("unused#014", unimplementedFunc),
+    /*   15 */ SyscallDesc("unused#015", unimplementedFunc),
+    /*   16 */ SyscallDesc("unused#016", unimplementedFunc),
+    /*   17 */ SyscallDesc("unused#017", unimplementedFunc),
+    /*   18 */ SyscallDesc("unused#018", unimplementedFunc),
+    /*   19 */ SyscallDesc("unused#019", unimplementedFunc),
+    /*   20 */ SyscallDesc("unused#020", unimplementedFunc),
+    /*   21 */ SyscallDesc("unused#021", unimplementedFunc),
+    /*   22 */ SyscallDesc("unused#022", unimplementedFunc),
+    /*   23 */ SyscallDesc("unused#023", unimplementedFunc),
+    /*   24 */ SyscallDesc("unused#024", unimplementedFunc),
+    /*   25 */ SyscallDesc("unused#025", unimplementedFunc),
+    /*   26 */ SyscallDesc("unused#026", unimplementedFunc),
+    /*   27 */ SyscallDesc("unused#027", unimplementedFunc),
+    /*   28 */ SyscallDesc("unused#028", unimplementedFunc),
+    /*   29 */ SyscallDesc("unused#029", unimplementedFunc),
+    /*   30 */ SyscallDesc("unused#030", unimplementedFunc),
+    /*   31 */ SyscallDesc("unused#031", unimplementedFunc),
+    /*   32 */ SyscallDesc("unused#032", unimplementedFunc),
+    /*   33 */ SyscallDesc("unused#033", unimplementedFunc),
+    /*   34 */ SyscallDesc("unused#034", unimplementedFunc),
+    /*   35 */ SyscallDesc("unused#035", unimplementedFunc),
+    /*   36 */ SyscallDesc("unused#036", unimplementedFunc),
+    /*   37 */ SyscallDesc("unused#037", unimplementedFunc),
+    /*   38 */ SyscallDesc("unused#038", unimplementedFunc),
+    /*   39 */ SyscallDesc("unused#039", unimplementedFunc),
+    /*   40 */ SyscallDesc("unused#040", unimplementedFunc),
+    /*   41 */ SyscallDesc("unused#041", unimplementedFunc),
+    /*   42 */ SyscallDesc("unused#042", unimplementedFunc),
+    /*   43 */ SyscallDesc("unused#043", unimplementedFunc),
+    /*   44 */ SyscallDesc("unused#044", unimplementedFunc),
+    /*   45 */ SyscallDesc("unused#045", unimplementedFunc),
+    /*   46 */ SyscallDesc("unused#046", unimplementedFunc),
+    /*   47 */ SyscallDesc("unused#047", unimplementedFunc),
+    /*   48 */ SyscallDesc("unused#048", unimplementedFunc),
+    /*   49 */ SyscallDesc("unused#049", unimplementedFunc),
+    /*   50 */ SyscallDesc("unused#050", unimplementedFunc),
+    /*   51 */ SyscallDesc("unused#051", unimplementedFunc),
+    /*   52 */ SyscallDesc("unused#052", unimplementedFunc),
+    /*   53 */ SyscallDesc("unused#053", unimplementedFunc),
+    /*   54 */ SyscallDesc("unused#054", unimplementedFunc),
+    /*   55 */ SyscallDesc("unused#055", unimplementedFunc),
+    /*   56 */ SyscallDesc("unused#056", unimplementedFunc),
+    /*   57 */ SyscallDesc("unused#057", unimplementedFunc),
+    /*   58 */ SyscallDesc("unused#058", unimplementedFunc),
+    /*   59 */ SyscallDesc("unused#059", unimplementedFunc),
+    /*   60 */ SyscallDesc("unused#060", unimplementedFunc),
+    /*   61 */ SyscallDesc("unused#061", unimplementedFunc),
+    /*   62 */ SyscallDesc("unused#062", unimplementedFunc),
+    /*   63 */ SyscallDesc("unused#063", unimplementedFunc),
+    /*   64 */ SyscallDesc("unused#064", unimplementedFunc),
+    /*   65 */ SyscallDesc("unused#065", unimplementedFunc),
+    /*   66 */ SyscallDesc("unused#066", unimplementedFunc),
+    /*   67 */ SyscallDesc("unused#067", unimplementedFunc),
+    /*   68 */ SyscallDesc("unused#068", unimplementedFunc),
+    /*   69 */ SyscallDesc("unused#069", unimplementedFunc),
+    /*   70 */ SyscallDesc("unused#070", unimplementedFunc),
+    /*   71 */ SyscallDesc("unused#071", unimplementedFunc),
+    /*   72 */ SyscallDesc("unused#072", unimplementedFunc),
+    /*   73 */ SyscallDesc("unused#073", unimplementedFunc),
+    /*   74 */ SyscallDesc("unused#074", unimplementedFunc),
+    /*   75 */ SyscallDesc("unused#075", unimplementedFunc),
+    /*   76 */ SyscallDesc("unused#076", unimplementedFunc),
+    /*   77 */ SyscallDesc("unused#077", unimplementedFunc),
+    /*   78 */ SyscallDesc("unused#078", unimplementedFunc),
+    /*   79 */ SyscallDesc("unused#079", unimplementedFunc),
+    /*   80 */ SyscallDesc("unused#080", unimplementedFunc),
+    /*   81 */ SyscallDesc("unused#081", unimplementedFunc),
+    /*   82 */ SyscallDesc("unused#082", unimplementedFunc),
+    /*   83 */ SyscallDesc("unused#083", unimplementedFunc),
+    /*   84 */ SyscallDesc("unused#084", unimplementedFunc),
+    /*   85 */ SyscallDesc("unused#085", unimplementedFunc),
+    /*   86 */ SyscallDesc("unused#086", unimplementedFunc),
+    /*   87 */ SyscallDesc("unused#087", unimplementedFunc),
+    /*   88 */ SyscallDesc("unused#088", unimplementedFunc),
+    /*   89 */ SyscallDesc("unused#089", unimplementedFunc),
+    /*   90 */ SyscallDesc("unused#090", unimplementedFunc),
+    /*   91 */ SyscallDesc("unused#091", unimplementedFunc),
+    /*   92 */ SyscallDesc("unused#092", unimplementedFunc),
+    /*   93 */ SyscallDesc("unused#093", unimplementedFunc),
+    /*   94 */ SyscallDesc("unused#094", unimplementedFunc),
+    /*   95 */ SyscallDesc("unused#095", unimplementedFunc),
+    /*   96 */ SyscallDesc("unused#096", unimplementedFunc),
+    /*   97 */ SyscallDesc("unused#097", unimplementedFunc),
+    /*   98 */ SyscallDesc("unused#098", unimplementedFunc),
+    /*   99 */ SyscallDesc("unused#099", unimplementedFunc),
+    /*  100 */ SyscallDesc("unused#100", unimplementedFunc),
+    /*  101 */ SyscallDesc("unused#101", unimplementedFunc),
+    /*  102 */ SyscallDesc("unused#102", unimplementedFunc),
+    /*  103 */ SyscallDesc("unused#103", unimplementedFunc),
+    /*  104 */ SyscallDesc("unused#104", unimplementedFunc),
+    /*  105 */ SyscallDesc("unused#105", unimplementedFunc),
+    /*  106 */ SyscallDesc("unused#106", unimplementedFunc),
+    /*  107 */ SyscallDesc("unused#107", unimplementedFunc),
+    /*  108 */ SyscallDesc("unused#108", unimplementedFunc),
+    /*  109 */ SyscallDesc("unused#109", unimplementedFunc),
+    /*  110 */ SyscallDesc("unused#110", unimplementedFunc),
+    /*  111 */ SyscallDesc("unused#111", unimplementedFunc),
+    /*  112 */ SyscallDesc("unused#112", unimplementedFunc),
+    /*  113 */ SyscallDesc("unused#113", unimplementedFunc),
+    /*  114 */ SyscallDesc("unused#114", unimplementedFunc),
+    /*  115 */ SyscallDesc("unused#115", unimplementedFunc),
+    /*  116 */ SyscallDesc("unused#116", unimplementedFunc),
+    /*  117 */ SyscallDesc("unused#117", unimplementedFunc),
+    /*  118 */ SyscallDesc("unused#118", unimplementedFunc),
+    /*  119 */ SyscallDesc("unused#119", unimplementedFunc),
+    /*  120 */ SyscallDesc("unused#120", unimplementedFunc),
+    /*  121 */ SyscallDesc("unused#121", unimplementedFunc),
+    /*  122 */ SyscallDesc("unused#122", unimplementedFunc),
+    /*  123 */ SyscallDesc("unused#123", unimplementedFunc),
+    /*  124 */ SyscallDesc("unused#124", unimplementedFunc),
+    /*  125 */ SyscallDesc("unused#125", unimplementedFunc),
+    /*  126 */ SyscallDesc("unused#126", unimplementedFunc),
+    /*  127 */ SyscallDesc("unused#127", unimplementedFunc),
+    /*  128 */ SyscallDesc("unused#128", unimplementedFunc),
+    /*  129 */ SyscallDesc("unused#129", unimplementedFunc),
+    /*  130 */ SyscallDesc("unused#130", unimplementedFunc),
+    /*  131 */ SyscallDesc("unused#131", unimplementedFunc),
+    /*  132 */ SyscallDesc("unused#132", unimplementedFunc),
+    /*  133 */ SyscallDesc("unused#133", unimplementedFunc),
+    /*  134 */ SyscallDesc("unused#134", unimplementedFunc),
+    /*  135 */ SyscallDesc("unused#135", unimplementedFunc),
+    /*  136 */ SyscallDesc("unused#136", unimplementedFunc),
+    /*  137 */ SyscallDesc("unused#137", unimplementedFunc),
+    /*  138 */ SyscallDesc("unused#138", unimplementedFunc),
+    /*  139 */ SyscallDesc("unused#139", unimplementedFunc),
+    /*  140 */ SyscallDesc("unused#140", unimplementedFunc),
+    /*  141 */ SyscallDesc("unused#141", unimplementedFunc),
+    /*  142 */ SyscallDesc("unused#142", unimplementedFunc),
+    /*  143 */ SyscallDesc("unused#143", unimplementedFunc),
+    /*  144 */ SyscallDesc("unused#144", unimplementedFunc),
+    /*  145 */ SyscallDesc("unused#145", unimplementedFunc),
+    /*  146 */ SyscallDesc("unused#146", unimplementedFunc),
+    /*  147 */ SyscallDesc("unused#147", unimplementedFunc),
+    /*  148 */ SyscallDesc("unused#148", unimplementedFunc),
+    /*  149 */ SyscallDesc("unused#149", unimplementedFunc),
+    /*  150 */ SyscallDesc("unused#150", unimplementedFunc),
+    /*  151 */ SyscallDesc("unused#151", unimplementedFunc),
+    /*  152 */ SyscallDesc("unused#152", unimplementedFunc),
+    /*  153 */ SyscallDesc("unused#153", unimplementedFunc),
+    /*  154 */ SyscallDesc("unused#154", unimplementedFunc),
+    /*  155 */ SyscallDesc("unused#155", unimplementedFunc),
+    /*  156 */ SyscallDesc("unused#156", unimplementedFunc),
+    /*  157 */ SyscallDesc("unused#157", unimplementedFunc),
+    /*  158 */ SyscallDesc("unused#158", unimplementedFunc),
+    /*  159 */ SyscallDesc("unused#159", unimplementedFunc),
+    /*  160 */ SyscallDesc("unused#160", unimplementedFunc),
+    /*  161 */ SyscallDesc("unused#161", unimplementedFunc),
+    /*  162 */ SyscallDesc("unused#162", unimplementedFunc),
+    /*  163 */ SyscallDesc("unused#163", unimplementedFunc),
+    /*  164 */ SyscallDesc("unused#164", unimplementedFunc),
+    /*  165 */ SyscallDesc("unused#165", unimplementedFunc),
+    /*  166 */ SyscallDesc("unused#166", unimplementedFunc),
+    /*  167 */ SyscallDesc("unused#167", unimplementedFunc),
+    /*  168 */ SyscallDesc("unused#168", unimplementedFunc),
+    /*  169 */ SyscallDesc("unused#169", unimplementedFunc),
+    /*  170 */ SyscallDesc("unused#170", unimplementedFunc),
+    /*  171 */ SyscallDesc("unused#171", unimplementedFunc),
+    /*  172 */ SyscallDesc("unused#172", unimplementedFunc),
+    /*  173 */ SyscallDesc("unused#173", unimplementedFunc),
+    /*  174 */ SyscallDesc("unused#174", unimplementedFunc),
+    /*  175 */ SyscallDesc("unused#175", unimplementedFunc),
+    /*  176 */ SyscallDesc("unused#176", unimplementedFunc),
+    /*  177 */ SyscallDesc("unused#177", unimplementedFunc),
+    /*  178 */ SyscallDesc("unused#178", unimplementedFunc),
+    /*  179 */ SyscallDesc("unused#179", unimplementedFunc),
+    /*  180 */ SyscallDesc("unused#180", unimplementedFunc),
+    /*  181 */ SyscallDesc("unused#181", unimplementedFunc),
+    /*  182 */ SyscallDesc("unused#182", unimplementedFunc),
+    /*  183 */ SyscallDesc("unused#183", unimplementedFunc),
+    /*  184 */ SyscallDesc("unused#184", unimplementedFunc),
+    /*  185 */ SyscallDesc("unused#185", unimplementedFunc),
+    /*  186 */ SyscallDesc("unused#186", unimplementedFunc),
+    /*  187 */ SyscallDesc("unused#187", unimplementedFunc),
+    /*  188 */ SyscallDesc("unused#188", unimplementedFunc),
+    /*  189 */ SyscallDesc("unused#189", unimplementedFunc),
+    /*  190 */ SyscallDesc("unused#190", unimplementedFunc),
+    /*  191 */ SyscallDesc("unused#191", unimplementedFunc),
+    /*  192 */ SyscallDesc("unused#192", unimplementedFunc),
+    /*  193 */ SyscallDesc("unused#193", unimplementedFunc),
+    /*  194 */ SyscallDesc("unused#194", unimplementedFunc),
+    /*  195 */ SyscallDesc("unused#195", unimplementedFunc),
+    /*  196 */ SyscallDesc("unused#196", unimplementedFunc),
+    /*  197 */ SyscallDesc("unused#197", unimplementedFunc),
+    /*  198 */ SyscallDesc("unused#198", unimplementedFunc),
+    /*  199 */ SyscallDesc("unused#199", unimplementedFunc),
+    /*  200 */ SyscallDesc("unused#200", unimplementedFunc),
+    /*  201 */ SyscallDesc("unused#201", unimplementedFunc),
+    /*  202 */ SyscallDesc("unused#202", unimplementedFunc),
+    /*  203 */ SyscallDesc("unused#203", unimplementedFunc),
+    /*  204 */ SyscallDesc("unused#204", unimplementedFunc),
+    /*  205 */ SyscallDesc("unused#205", unimplementedFunc),
+    /*  206 */ SyscallDesc("unused#206", unimplementedFunc),
+    /*  207 */ SyscallDesc("unused#207", unimplementedFunc),
+    /*  208 */ SyscallDesc("unused#208", unimplementedFunc),
+    /*  209 */ SyscallDesc("unused#209", unimplementedFunc),
+    /*  210 */ SyscallDesc("unused#210", unimplementedFunc),
+    /*  211 */ SyscallDesc("unused#211", unimplementedFunc),
+    /*  212 */ SyscallDesc("unused#212", unimplementedFunc),
+    /*  213 */ SyscallDesc("unused#213", unimplementedFunc),
+    /*  214 */ SyscallDesc("unused#214", unimplementedFunc),
+    /*  215 */ SyscallDesc("unused#215", unimplementedFunc),
+    /*  216 */ SyscallDesc("unused#216", unimplementedFunc),
+    /*  217 */ SyscallDesc("unused#217", unimplementedFunc),
+    /*  218 */ SyscallDesc("unused#218", unimplementedFunc),
+    /*  219 */ SyscallDesc("unused#219", unimplementedFunc),
+    /*  220 */ SyscallDesc("unused#220", unimplementedFunc),
+    /*  221 */ SyscallDesc("unused#221", unimplementedFunc),
+    /*  222 */ SyscallDesc("unused#222", unimplementedFunc),
+    /*  223 */ SyscallDesc("unused#223", unimplementedFunc),
+    /*  224 */ SyscallDesc("unused#224", unimplementedFunc),
+    /*  225 */ SyscallDesc("unused#225", unimplementedFunc),
+    /*  226 */ SyscallDesc("unused#226", unimplementedFunc),
+    /*  227 */ SyscallDesc("unused#227", unimplementedFunc),
+    /*  228 */ SyscallDesc("unused#228", unimplementedFunc),
+    /*  229 */ SyscallDesc("unused#229", unimplementedFunc),
+    /*  230 */ SyscallDesc("unused#230", unimplementedFunc),
+    /*  231 */ SyscallDesc("unused#231", unimplementedFunc),
+    /*  232 */ SyscallDesc("unused#232", unimplementedFunc),
+    /*  233 */ SyscallDesc("unused#233", unimplementedFunc),
+    /*  234 */ SyscallDesc("unused#234", unimplementedFunc),
+    /*  235 */ SyscallDesc("unused#235", unimplementedFunc),
+    /*  236 */ SyscallDesc("unused#236", unimplementedFunc),
+    /*  237 */ SyscallDesc("unused#237", unimplementedFunc),
+    /*  238 */ SyscallDesc("unused#238", unimplementedFunc),
+    /*  239 */ SyscallDesc("unused#239", unimplementedFunc),
+    /*  240 */ SyscallDesc("unused#240", unimplementedFunc),
+    /*  241 */ SyscallDesc("unused#241", unimplementedFunc),
+    /*  242 */ SyscallDesc("unused#242", unimplementedFunc),
+    /*  243 */ SyscallDesc("unused#243", unimplementedFunc),
+    /*  244 */ SyscallDesc("unused#244", unimplementedFunc),
+    /*  245 */ SyscallDesc("unused#245", unimplementedFunc),
+    /*  246 */ SyscallDesc("unused#246", unimplementedFunc),
+    /*  247 */ SyscallDesc("unused#247", unimplementedFunc),
+    /*  248 */ SyscallDesc("unused#248", unimplementedFunc),
+    /*  249 */ SyscallDesc("unused#249", unimplementedFunc),
+    /*  250 */ SyscallDesc("unused#250", unimplementedFunc),
+    /*  251 */ SyscallDesc("unused#251", unimplementedFunc),
+    /*  252 */ SyscallDesc("unused#252", unimplementedFunc),
+    /*  253 */ SyscallDesc("unused#253", unimplementedFunc),
+    /*  254 */ SyscallDesc("unused#254", unimplementedFunc),
+    /*  255 */ SyscallDesc("unused#255", unimplementedFunc),
+    /*  256 */ SyscallDesc("unused#256", unimplementedFunc),
+    /*  257 */ SyscallDesc("unused#257", unimplementedFunc),
+    /*  258 */ SyscallDesc("unused#258", unimplementedFunc),
+    /*  259 */ SyscallDesc("unused#259", unimplementedFunc),
+    /*  260 */ SyscallDesc("unused#260", unimplementedFunc),
+    /*  261 */ SyscallDesc("unused#261", unimplementedFunc),
+    /*  262 */ SyscallDesc("unused#262", unimplementedFunc),
+    /*  263 */ SyscallDesc("unused#263", unimplementedFunc),
+    /*  264 */ SyscallDesc("unused#264", unimplementedFunc),
+    /*  265 */ SyscallDesc("unused#265", unimplementedFunc),
+    /*  266 */ SyscallDesc("unused#266", unimplementedFunc),
+    /*  267 */ SyscallDesc("unused#267", unimplementedFunc),
+    /*  268 */ SyscallDesc("unused#268", unimplementedFunc),
+    /*  269 */ SyscallDesc("unused#269", unimplementedFunc),
+    /*  270 */ SyscallDesc("unused#270", unimplementedFunc),
+    /*  271 */ SyscallDesc("unused#271", unimplementedFunc),
+    /*  272 */ SyscallDesc("unused#272", unimplementedFunc),
+    /*  273 */ SyscallDesc("unused#273", unimplementedFunc),
+    /*  274 */ SyscallDesc("unused#274", unimplementedFunc),
+    /*  275 */ SyscallDesc("unused#275", unimplementedFunc),
+    /*  276 */ SyscallDesc("unused#276", unimplementedFunc),
+    /*  277 */ SyscallDesc("unused#277", unimplementedFunc),
+    /*  278 */ SyscallDesc("unused#278", unimplementedFunc),
+    /*  279 */ SyscallDesc("unused#279", unimplementedFunc),
+    /*  280 */ SyscallDesc("unused#280", unimplementedFunc),
+    /*  281 */ SyscallDesc("unused#281", unimplementedFunc),
+    /*  282 */ SyscallDesc("unused#282", unimplementedFunc),
+    /*  283 */ SyscallDesc("unused#283", unimplementedFunc),
+    /*  284 */ SyscallDesc("unused#284", unimplementedFunc),
+    /*  285 */ SyscallDesc("unused#285", unimplementedFunc),
+    /*  286 */ SyscallDesc("unused#286", unimplementedFunc),
+    /*  287 */ SyscallDesc("unused#287", unimplementedFunc),
+    /*  288 */ SyscallDesc("unused#288", unimplementedFunc),
+    /*  289 */ SyscallDesc("unused#289", unimplementedFunc),
+    /*  290 */ SyscallDesc("unused#290", unimplementedFunc),
+    /*  291 */ SyscallDesc("unused#291", unimplementedFunc),
+    /*  292 */ SyscallDesc("unused#292", unimplementedFunc),
+    /*  293 */ SyscallDesc("unused#293", unimplementedFunc),
+    /*  294 */ SyscallDesc("unused#294", unimplementedFunc),
+    /*  295 */ SyscallDesc("unused#295", unimplementedFunc),
+    /*  296 */ SyscallDesc("unused#296", unimplementedFunc),
+    /*  297 */ SyscallDesc("unused#297", unimplementedFunc),
+    /*  298 */ SyscallDesc("unused#298", unimplementedFunc),
+    /*  299 */ SyscallDesc("unused#299", unimplementedFunc),
+    /*  300 */ SyscallDesc("unused#300", unimplementedFunc),
+    /*  301 */ SyscallDesc("unused#301", unimplementedFunc),
+    /*  302 */ SyscallDesc("unused#302", unimplementedFunc),
+    /*  303 */ SyscallDesc("unused#303", unimplementedFunc),
+    /*  304 */ SyscallDesc("unused#304", unimplementedFunc),
+    /*  305 */ SyscallDesc("unused#305", unimplementedFunc),
+    /*  306 */ SyscallDesc("unused#306", unimplementedFunc),
+    /*  307 */ SyscallDesc("unused#307", unimplementedFunc),
+    /*  308 */ SyscallDesc("unused#308", unimplementedFunc),
+    /*  309 */ SyscallDesc("unused#309", unimplementedFunc),
+    /*  310 */ SyscallDesc("unused#310", unimplementedFunc),
+    /*  311 */ SyscallDesc("unused#311", unimplementedFunc),
+    /*  312 */ SyscallDesc("unused#312", unimplementedFunc),
+    /*  313 */ SyscallDesc("unused#313", unimplementedFunc),
+    /*  314 */ SyscallDesc("unused#314", unimplementedFunc),
+    /*  315 */ SyscallDesc("unused#315", unimplementedFunc),
+    /*  316 */ SyscallDesc("unused#316", unimplementedFunc),
+    /*  317 */ SyscallDesc("unused#317", unimplementedFunc),
+    /*  318 */ SyscallDesc("unused#318", unimplementedFunc),
+    /*  319 */ SyscallDesc("unused#319", unimplementedFunc),
+    /*  320 */ SyscallDesc("unused#320", unimplementedFunc),
+    /*  321 */ SyscallDesc("unused#321", unimplementedFunc),
+    /*  322 */ SyscallDesc("unused#322", unimplementedFunc),
+    /*  323 */ SyscallDesc("unused#323", unimplementedFunc),
+    /*  324 */ SyscallDesc("unused#324", unimplementedFunc),
+    /*  325 */ SyscallDesc("unused#325", unimplementedFunc),
+    /*  326 */ SyscallDesc("unused#326", unimplementedFunc),
+    /*  327 */ SyscallDesc("unused#327", unimplementedFunc),
+    /*  328 */ SyscallDesc("unused#328", unimplementedFunc),
+    /*  329 */ SyscallDesc("unused#329", unimplementedFunc),
+    /*  330 */ SyscallDesc("unused#330", unimplementedFunc),
+    /*  331 */ SyscallDesc("unused#331", unimplementedFunc),
+    /*  332 */ SyscallDesc("unused#332", unimplementedFunc),
+    /*  333 */ SyscallDesc("unused#333", unimplementedFunc),
+    /*  334 */ SyscallDesc("unused#334", unimplementedFunc),
+    /*  335 */ SyscallDesc("unused#335", unimplementedFunc),
+    /*  336 */ SyscallDesc("unused#336", unimplementedFunc),
+    /*  337 */ SyscallDesc("unused#337", unimplementedFunc),
+    /*  338 */ SyscallDesc("unused#338", unimplementedFunc),
+    /*  339 */ SyscallDesc("unused#339", unimplementedFunc),
+    /*  340 */ SyscallDesc("unused#340", unimplementedFunc),
+    /*  341 */ SyscallDesc("unused#341", unimplementedFunc),
+    /*  342 */ SyscallDesc("unused#342", unimplementedFunc),
+    /*  343 */ SyscallDesc("unused#343", unimplementedFunc),
+    /*  344 */ SyscallDesc("unused#344", unimplementedFunc),
+    /*  345 */ SyscallDesc("unused#345", unimplementedFunc),
+    /*  346 */ SyscallDesc("unused#346", unimplementedFunc),
+    /*  347 */ SyscallDesc("unused#347", unimplementedFunc),
+    /*  348 */ SyscallDesc("unused#348", unimplementedFunc),
+    /*  349 */ SyscallDesc("unused#349", unimplementedFunc),
+    /*  350 */ SyscallDesc("unused#350", unimplementedFunc),
+    /*  351 */ SyscallDesc("unused#351", unimplementedFunc),
+    /*  352 */ SyscallDesc("unused#352", unimplementedFunc),
+    /*  353 */ SyscallDesc("unused#353", unimplementedFunc),
+    /*  354 */ SyscallDesc("unused#354", unimplementedFunc),
+    /*  355 */ SyscallDesc("unused#355", unimplementedFunc),
+    /*  356 */ SyscallDesc("unused#356", unimplementedFunc),
+    /*  357 */ SyscallDesc("unused#357", unimplementedFunc),
+    /*  358 */ SyscallDesc("unused#358", unimplementedFunc),
+    /*  359 */ SyscallDesc("unused#359", unimplementedFunc),
+    /*  360 */ SyscallDesc("unused#360", unimplementedFunc),
+    /*  361 */ SyscallDesc("unused#361", unimplementedFunc),
+    /*  362 */ SyscallDesc("unused#362", unimplementedFunc),
+    /*  363 */ SyscallDesc("unused#363", unimplementedFunc),
+    /*  364 */ SyscallDesc("unused#364", unimplementedFunc),
+    /*  365 */ SyscallDesc("unused#365", unimplementedFunc),
+    /*  366 */ SyscallDesc("unused#366", unimplementedFunc),
+    /*  367 */ SyscallDesc("unused#367", unimplementedFunc),
+    /*  368 */ SyscallDesc("unused#368", unimplementedFunc),
+    /*  369 */ SyscallDesc("unused#369", unimplementedFunc),
+    /*  370 */ SyscallDesc("unused#370", unimplementedFunc),
+    /*  371 */ SyscallDesc("unused#371", unimplementedFunc),
+    /*  372 */ SyscallDesc("unused#372", unimplementedFunc),
+    /*  373 */ SyscallDesc("unused#373", unimplementedFunc),
+    /*  374 */ SyscallDesc("unused#374", unimplementedFunc),
+    /*  375 */ SyscallDesc("unused#375", unimplementedFunc),
+    /*  376 */ SyscallDesc("unused#376", unimplementedFunc),
+    /*  377 */ SyscallDesc("unused#377", unimplementedFunc),
+    /*  378 */ SyscallDesc("unused#378", unimplementedFunc),
+    /*  379 */ SyscallDesc("unused#379", unimplementedFunc),
+    /*  380 */ SyscallDesc("unused#380", unimplementedFunc),
+    /*  381 */ SyscallDesc("unused#381", unimplementedFunc),
+    /*  382 */ SyscallDesc("unused#382", unimplementedFunc),
+    /*  383 */ SyscallDesc("unused#383", unimplementedFunc),
+    /*  384 */ SyscallDesc("unused#384", unimplementedFunc),
+    /*  385 */ SyscallDesc("unused#385", unimplementedFunc),
+    /*  386 */ SyscallDesc("unused#386", unimplementedFunc),
+    /*  387 */ SyscallDesc("unused#387", unimplementedFunc),
+    /*  388 */ SyscallDesc("unused#388", unimplementedFunc),
+    /*  389 */ SyscallDesc("unused#389", unimplementedFunc),
+    /*  390 */ SyscallDesc("unused#390", unimplementedFunc),
+    /*  391 */ SyscallDesc("unused#391", unimplementedFunc),
+    /*  392 */ SyscallDesc("unused#392", unimplementedFunc),
+    /*  393 */ SyscallDesc("unused#393", unimplementedFunc),
+    /*  394 */ SyscallDesc("unused#394", unimplementedFunc),
+    /*  395 */ SyscallDesc("unused#395", unimplementedFunc),
+    /*  396 */ SyscallDesc("unused#396", unimplementedFunc),
+    /*  397 */ SyscallDesc("unused#397", unimplementedFunc),
+    /*  398 */ SyscallDesc("unused#398", unimplementedFunc),
+    /*  399 */ SyscallDesc("unused#399", unimplementedFunc),
+    /*  400 */ SyscallDesc("unused#400", unimplementedFunc),
+    /*  401 */ SyscallDesc("unused#401", unimplementedFunc),
+    /*  402 */ SyscallDesc("unused#402", unimplementedFunc),
+    /*  403 */ SyscallDesc("unused#403", unimplementedFunc),
+    /*  404 */ SyscallDesc("unused#404", unimplementedFunc),
+    /*  405 */ SyscallDesc("unused#405", unimplementedFunc),
+    /*  406 */ SyscallDesc("unused#406", unimplementedFunc),
+    /*  407 */ SyscallDesc("unused#407", unimplementedFunc),
+    /*  408 */ SyscallDesc("unused#408", unimplementedFunc),
+    /*  409 */ SyscallDesc("unused#409", unimplementedFunc),
+    /*  410 */ SyscallDesc("unused#410", unimplementedFunc),
+    /*  411 */ SyscallDesc("unused#411", unimplementedFunc),
+    /*  412 */ SyscallDesc("unused#412", unimplementedFunc),
+    /*  413 */ SyscallDesc("unused#413", unimplementedFunc),
+    /*  414 */ SyscallDesc("unused#414", unimplementedFunc),
+    /*  415 */ SyscallDesc("unused#415", unimplementedFunc),
+    /*  416 */ SyscallDesc("unused#416", unimplementedFunc),
+    /*  417 */ SyscallDesc("unused#417", unimplementedFunc),
+    /*  418 */ SyscallDesc("unused#418", unimplementedFunc),
+    /*  419 */ SyscallDesc("unused#419", unimplementedFunc),
+    /*  420 */ SyscallDesc("unused#420", unimplementedFunc),
+    /*  421 */ SyscallDesc("unused#421", unimplementedFunc),
+    /*  422 */ SyscallDesc("unused#422", unimplementedFunc),
+    /*  423 */ SyscallDesc("unused#423", unimplementedFunc),
+    /*  424 */ SyscallDesc("unused#424", unimplementedFunc),
+    /*  425 */ SyscallDesc("unused#425", unimplementedFunc),
+    /*  426 */ SyscallDesc("unused#426", unimplementedFunc),
+    /*  427 */ SyscallDesc("unused#427", unimplementedFunc),
+    /*  428 */ SyscallDesc("unused#428", unimplementedFunc),
+    /*  429 */ SyscallDesc("unused#429", unimplementedFunc),
+    /*  430 */ SyscallDesc("unused#430", unimplementedFunc),
+    /*  431 */ SyscallDesc("unused#431", unimplementedFunc),
+    /*  432 */ SyscallDesc("unused#432", unimplementedFunc),
+    /*  433 */ SyscallDesc("unused#433", unimplementedFunc),
+    /*  434 */ SyscallDesc("unused#434", unimplementedFunc),
+    /*  435 */ SyscallDesc("unused#435", unimplementedFunc),
+    /*  436 */ SyscallDesc("unused#436", unimplementedFunc),
+    /*  437 */ SyscallDesc("unused#437", unimplementedFunc),
+    /*  438 */ SyscallDesc("unused#438", unimplementedFunc),
+    /*  439 */ SyscallDesc("unused#439", unimplementedFunc),
+    /*  440 */ SyscallDesc("unused#440", unimplementedFunc),
+    /*  441 */ SyscallDesc("unused#441", unimplementedFunc),
+    /*  442 */ SyscallDesc("unused#442", unimplementedFunc),
+    /*  443 */ SyscallDesc("unused#443", unimplementedFunc),
+    /*  444 */ SyscallDesc("unused#444", unimplementedFunc),
+    /*  445 */ SyscallDesc("unused#445", unimplementedFunc),
+    /*  446 */ SyscallDesc("unused#446", unimplementedFunc),
+    /*  447 */ SyscallDesc("unused#447", unimplementedFunc),
+    /*  448 */ SyscallDesc("unused#448", unimplementedFunc),
+    /*  449 */ SyscallDesc("unused#449", unimplementedFunc),
+    /*  450 */ SyscallDesc("unused#450", unimplementedFunc),
+    /*  451 */ SyscallDesc("unused#451", unimplementedFunc),
+    /*  452 */ SyscallDesc("unused#452", unimplementedFunc),
+    /*  453 */ SyscallDesc("unused#453", unimplementedFunc),
+    /*  454 */ SyscallDesc("unused#454", unimplementedFunc),
+    /*  455 */ SyscallDesc("unused#455", unimplementedFunc),
+    /*  456 */ SyscallDesc("unused#456", unimplementedFunc),
+    /*  457 */ SyscallDesc("unused#457", unimplementedFunc),
+    /*  458 */ SyscallDesc("unused#458", unimplementedFunc),
+    /*  459 */ SyscallDesc("unused#459", unimplementedFunc),
+    /*  460 */ SyscallDesc("unused#460", unimplementedFunc),
+    /*  461 */ SyscallDesc("unused#461", unimplementedFunc),
+    /*  462 */ SyscallDesc("unused#462", unimplementedFunc),
+    /*  463 */ SyscallDesc("unused#463", unimplementedFunc),
+    /*  464 */ SyscallDesc("unused#464", unimplementedFunc),
+    /*  465 */ SyscallDesc("unused#465", unimplementedFunc),
+    /*  466 */ SyscallDesc("unused#466", unimplementedFunc),
+    /*  467 */ SyscallDesc("unused#467", unimplementedFunc),
+    /*  468 */ SyscallDesc("unused#468", unimplementedFunc),
+    /*  469 */ SyscallDesc("unused#469", unimplementedFunc),
+    /*  470 */ SyscallDesc("unused#470", unimplementedFunc),
+    /*  471 */ SyscallDesc("unused#471", unimplementedFunc),
+    /*  472 */ SyscallDesc("unused#472", unimplementedFunc),
+    /*  473 */ SyscallDesc("unused#473", unimplementedFunc),
+    /*  474 */ SyscallDesc("unused#474", unimplementedFunc),
+    /*  475 */ SyscallDesc("unused#475", unimplementedFunc),
+    /*  476 */ SyscallDesc("unused#476", unimplementedFunc),
+    /*  477 */ SyscallDesc("unused#477", unimplementedFunc),
+    /*  478 */ SyscallDesc("unused#478", unimplementedFunc),
+    /*  479 */ SyscallDesc("unused#479", unimplementedFunc),
+    /*  480 */ SyscallDesc("unused#480", unimplementedFunc),
+    /*  481 */ SyscallDesc("unused#481", unimplementedFunc),
+    /*  482 */ SyscallDesc("unused#482", unimplementedFunc),
+    /*  483 */ SyscallDesc("unused#483", unimplementedFunc),
+    /*  484 */ SyscallDesc("unused#484", unimplementedFunc),
+    /*  485 */ SyscallDesc("unused#485", unimplementedFunc),
+    /*  486 */ SyscallDesc("unused#486", unimplementedFunc),
+    /*  487 */ SyscallDesc("unused#487", unimplementedFunc),
+    /*  488 */ SyscallDesc("unused#488", unimplementedFunc),
+    /*  489 */ SyscallDesc("unused#489", unimplementedFunc),
+    /*  490 */ SyscallDesc("unused#490", unimplementedFunc),
+    /*  491 */ SyscallDesc("unused#491", unimplementedFunc),
+    /*  492 */ SyscallDesc("unused#492", unimplementedFunc),
+    /*  493 */ SyscallDesc("unused#493", unimplementedFunc),
+    /*  494 */ SyscallDesc("unused#494", unimplementedFunc),
+    /*  495 */ SyscallDesc("unused#495", unimplementedFunc),
+    /*  496 */ SyscallDesc("unused#496", unimplementedFunc),
+    /*  497 */ SyscallDesc("unused#497", unimplementedFunc),
+    /*  498 */ SyscallDesc("unused#498", unimplementedFunc),
+    /*  499 */ SyscallDesc("unused#499", unimplementedFunc),
+    /*  500 */ SyscallDesc("unused#500", unimplementedFunc),
+    /*  501 */ SyscallDesc("unused#501", unimplementedFunc),
+    /*  502 */ SyscallDesc("unused#502", unimplementedFunc),
+    /*  503 */ SyscallDesc("unused#503", unimplementedFunc),
+    /*  504 */ SyscallDesc("unused#504", unimplementedFunc),
+    /*  505 */ SyscallDesc("unused#505", unimplementedFunc),
+    /*  506 */ SyscallDesc("unused#506", unimplementedFunc),
+    /*  507 */ SyscallDesc("unused#507", unimplementedFunc),
+    /*  508 */ SyscallDesc("unused#508", unimplementedFunc),
+    /*  509 */ SyscallDesc("unused#509", unimplementedFunc),
+    /*  510 */ SyscallDesc("unused#510", unimplementedFunc),
+    /*  511 */ SyscallDesc("unused#511", unimplementedFunc),
+    /*  512 */ SyscallDesc("unused#512", unimplementedFunc),
+    /*  513 */ SyscallDesc("unused#513", unimplementedFunc),
+    /*  514 */ SyscallDesc("unused#514", unimplementedFunc),
+    /*  515 */ SyscallDesc("unused#515", unimplementedFunc),
+    /*  516 */ SyscallDesc("unused#516", unimplementedFunc),
+    /*  517 */ SyscallDesc("unused#517", unimplementedFunc),
+    /*  518 */ SyscallDesc("unused#518", unimplementedFunc),
+    /*  519 */ SyscallDesc("unused#519", unimplementedFunc),
+    /*  520 */ SyscallDesc("unused#520", unimplementedFunc),
+    /*  521 */ SyscallDesc("unused#521", unimplementedFunc),
+    /*  522 */ SyscallDesc("unused#522", unimplementedFunc),
+    /*  523 */ SyscallDesc("unused#523", unimplementedFunc),
+    /*  524 */ SyscallDesc("unused#524", unimplementedFunc),
+    /*  525 */ SyscallDesc("unused#525", unimplementedFunc),
+    /*  526 */ SyscallDesc("unused#526", unimplementedFunc),
+    /*  527 */ SyscallDesc("unused#527", unimplementedFunc),
+    /*  528 */ SyscallDesc("unused#528", unimplementedFunc),
+    /*  529 */ SyscallDesc("unused#529", unimplementedFunc),
+    /*  530 */ SyscallDesc("unused#530", unimplementedFunc),
+    /*  531 */ SyscallDesc("unused#531", unimplementedFunc),
+    /*  532 */ SyscallDesc("unused#532", unimplementedFunc),
+    /*  533 */ SyscallDesc("unused#533", unimplementedFunc),
+    /*  534 */ SyscallDesc("unused#534", unimplementedFunc),
+    /*  535 */ SyscallDesc("unused#535", unimplementedFunc),
+    /*  536 */ SyscallDesc("unused#536", unimplementedFunc),
+    /*  537 */ SyscallDesc("unused#537", unimplementedFunc),
+    /*  538 */ SyscallDesc("unused#538", unimplementedFunc),
+    /*  539 */ SyscallDesc("unused#539", unimplementedFunc),
+    /*  540 */ SyscallDesc("unused#540", unimplementedFunc),
+    /*  541 */ SyscallDesc("unused#541", unimplementedFunc),
+    /*  542 */ SyscallDesc("unused#542", unimplementedFunc),
+    /*  543 */ SyscallDesc("unused#543", unimplementedFunc),
+    /*  544 */ SyscallDesc("unused#544", unimplementedFunc),
+    /*  545 */ SyscallDesc("unused#545", unimplementedFunc),
+    /*  546 */ SyscallDesc("unused#546", unimplementedFunc),
+    /*  547 */ SyscallDesc("unused#547", unimplementedFunc),
+};
+
+static SyscallDesc syscallDescs64[] = {
+    /*    0 */ SyscallDesc("unused#000", unimplementedFunc),
+    /*    1 */ SyscallDesc("exit", exitFunc),
+    /*    2 */ SyscallDesc("unused#002", unimplementedFunc),
+    /*    3 */ SyscallDesc("read", readFunc),
+    /*    4 */ SyscallDesc("write", writeFunc),
+    /*    5 */ SyscallDesc("unused#005", unimplementedFunc),
+    /*    6 */ SyscallDesc("unused#006", unimplementedFunc),
+    /*    7 */ SyscallDesc("unused#007", unimplementedFunc),
+    /*    8 */ SyscallDesc("unused#008", unimplementedFunc),
+    /*    9 */ SyscallDesc("unused#009", unimplementedFunc),
+    /*   10 */ SyscallDesc("unused#010", unimplementedFunc),
+    /*   11 */ SyscallDesc("unused#011", unimplementedFunc),
+    /*   12 */ SyscallDesc("unused#012", unimplementedFunc),
+    /*   13 */ SyscallDesc("unused#013", unimplementedFunc),
+    /*   14 */ SyscallDesc("unused#014", unimplementedFunc),
+    /*   15 */ SyscallDesc("unused#015", unimplementedFunc),
+    /*   16 */ SyscallDesc("unused#016", unimplementedFunc),
+    /*   17 */ SyscallDesc("obreak", brkFunc),
+    /*   18 */ SyscallDesc("unused#018", unimplementedFunc),
+    /*   19 */ SyscallDesc("unused#019", unimplementedFunc),
+    /*   20 */ SyscallDesc("unused#020", unimplementedFunc),
+    /*   21 */ SyscallDesc("unused#021", unimplementedFunc),
+    /*   22 */ SyscallDesc("unused#022", unimplementedFunc),
+    /*   23 */ SyscallDesc("unused#023", unimplementedFunc),
+    /*   24 */ SyscallDesc("unused#024", unimplementedFunc),
+    /*   25 */ SyscallDesc("unused#025", unimplementedFunc),
+    /*   26 */ SyscallDesc("unused#026", unimplementedFunc),
+    /*   27 */ SyscallDesc("unused#027", unimplementedFunc),
+    /*   28 */ SyscallDesc("unused#028", unimplementedFunc),
+    /*   29 */ SyscallDesc("unused#029", unimplementedFunc),
+    /*   30 */ SyscallDesc("unused#030", unimplementedFunc),
+    /*   31 */ SyscallDesc("unused#031", unimplementedFunc),
+    /*   32 */ SyscallDesc("unused#032", unimplementedFunc),
+    /*   33 */ SyscallDesc("unused#033", unimplementedFunc),
+    /*   34 */ SyscallDesc("unused#034", unimplementedFunc),
+    /*   35 */ SyscallDesc("unused#035", unimplementedFunc),
+    /*   36 */ SyscallDesc("unused#036", unimplementedFunc),
+    /*   37 */ SyscallDesc("unused#037", unimplementedFunc),
+    /*   38 */ SyscallDesc("unused#038", unimplementedFunc),
+    /*   39 */ SyscallDesc("unused#039", unimplementedFunc),
+    /*   40 */ SyscallDesc("unused#040", unimplementedFunc),
+    /*   41 */ SyscallDesc("unused#041", unimplementedFunc),
+    /*   42 */ SyscallDesc("unused#042", unimplementedFunc),
+    /*   43 */ SyscallDesc("unused#043", unimplementedFunc),
+    /*   44 */ SyscallDesc("unused#044", unimplementedFunc),
+    /*   45 */ SyscallDesc("unused#045", unimplementedFunc),
+    /*   46 */ SyscallDesc("unused#046", unimplementedFunc),
+    /*   47 */ SyscallDesc("unused#047", unimplementedFunc),
+    /*   48 */ SyscallDesc("unused#048", unimplementedFunc),
+    /*   49 */ SyscallDesc("unused#049", unimplementedFunc),
+    /*   50 */ SyscallDesc("unused#050", unimplementedFunc),
+    /*   51 */ SyscallDesc("unused#051", unimplementedFunc),
+    /*   52 */ SyscallDesc("unused#052", unimplementedFunc),
+    /*   53 */ SyscallDesc("unused#053", unimplementedFunc),
+    /*   54 */ SyscallDesc("ioctl", ioctlFunc<ArmFreebsd64>),
+    /*   55 */ SyscallDesc("unused#055", unimplementedFunc),
+    /*   56 */ SyscallDesc("unused#056", unimplementedFunc),
+    /*   57 */ SyscallDesc("unused#057", unimplementedFunc),
+    /*   58 */ SyscallDesc("readlink", readlinkFunc),
+    /*   59 */ SyscallDesc("unused#059", unimplementedFunc),
+    /*   60 */ SyscallDesc("unused#060", unimplementedFunc),
+    /*   61 */ SyscallDesc("unused#061", unimplementedFunc),
+    /*   62 */ SyscallDesc("unused#062", unimplementedFunc),
+    /*   63 */ SyscallDesc("unused#063", unimplementedFunc),
+    /*   64 */ SyscallDesc("unused#064", unimplementedFunc),
+    /*   65 */ SyscallDesc("unused#065", unimplementedFunc),
+    /*   66 */ SyscallDesc("unused#066", unimplementedFunc),
+    /*   67 */ SyscallDesc("unused#067", unimplementedFunc),
+    /*   68 */ SyscallDesc("unused#068", unimplementedFunc),
+    /*   69 */ SyscallDesc("unused#069", unimplementedFunc),
+    /*   70 */ SyscallDesc("unused#070", unimplementedFunc),
+    /*   71 */ SyscallDesc("unused#071", unimplementedFunc),
+    /*   72 */ SyscallDesc("unused#072", unimplementedFunc),
+    /*   73 */ SyscallDesc("unused#073", unimplementedFunc),
+    /*   74 */ SyscallDesc("unused#074", unimplementedFunc),
+    /*   75 */ SyscallDesc("unused#075", unimplementedFunc),
+    /*   76 */ SyscallDesc("unused#076", unimplementedFunc),
+    /*   77 */ SyscallDesc("unused#077", unimplementedFunc),
+    /*   78 */ SyscallDesc("unused#078", unimplementedFunc),
+    /*   79 */ SyscallDesc("unused#079", unimplementedFunc),
+    /*   80 */ SyscallDesc("unused#080", unimplementedFunc),
+    /*   81 */ SyscallDesc("unused#081", unimplementedFunc),
+    /*   82 */ SyscallDesc("unused#082", unimplementedFunc),
+    /*   83 */ SyscallDesc("unused#083", unimplementedFunc),
+    /*   84 */ SyscallDesc("unused#084", unimplementedFunc),
+    /*   85 */ SyscallDesc("unused#085", unimplementedFunc),
+    /*   86 */ SyscallDesc("unused#086", unimplementedFunc),
+    /*   87 */ SyscallDesc("unused#087", unimplementedFunc),
+    /*   88 */ SyscallDesc("unused#088", unimplementedFunc),
+    /*   89 */ SyscallDesc("unused#089", unimplementedFunc),
+    /*   90 */ SyscallDesc("unused#090", unimplementedFunc),
+    /*   91 */ SyscallDesc("unused#091", unimplementedFunc),
+    /*   92 */ SyscallDesc("unused#092", unimplementedFunc),
+    /*   93 */ SyscallDesc("unused#093", unimplementedFunc),
+    /*   94 */ SyscallDesc("unused#094", unimplementedFunc),
+    /*   95 */ SyscallDesc("unused#095", unimplementedFunc),
+    /*   96 */ SyscallDesc("unused#096", unimplementedFunc),
+    /*   97 */ SyscallDesc("unused#097", unimplementedFunc),
+    /*   98 */ SyscallDesc("unused#098", unimplementedFunc),
+    /*   99 */ SyscallDesc("unused#099", unimplementedFunc),
+    /*  100 */ SyscallDesc("unused#100", unimplementedFunc),
+    /*  101 */ SyscallDesc("unused#101", unimplementedFunc),
+    /*  102 */ SyscallDesc("unused#102", unimplementedFunc),
+    /*  103 */ SyscallDesc("unused#103", unimplementedFunc),
+    /*  104 */ SyscallDesc("unused#104", unimplementedFunc),
+    /*  105 */ SyscallDesc("unused#105", unimplementedFunc),
+    /*  106 */ SyscallDesc("unused#106", unimplementedFunc),
+    /*  107 */ SyscallDesc("unused#107", unimplementedFunc),
+    /*  108 */ SyscallDesc("unused#108", unimplementedFunc),
+    /*  109 */ SyscallDesc("unused#109", unimplementedFunc),
+    /*  110 */ SyscallDesc("unused#110", unimplementedFunc),
+    /*  111 */ SyscallDesc("unused#111", unimplementedFunc),
+    /*  112 */ SyscallDesc("unused#112", unimplementedFunc),
+    /*  113 */ SyscallDesc("unused#113", unimplementedFunc),
+    /*  114 */ SyscallDesc("unused#114", unimplementedFunc),
+    /*  115 */ SyscallDesc("unused#115", unimplementedFunc),
+    /*  116 */ SyscallDesc("unused#116", unimplementedFunc),
+    /*  117 */ SyscallDesc("getrusage", getrusageFunc<ArmFreebsd64>),
+    /*  118 */ SyscallDesc("unused#118", unimplementedFunc),
+    /*  119 */ SyscallDesc("unused#119", unimplementedFunc),
+    /*  120 */ SyscallDesc("unused#120", unimplementedFunc),
+    /*  121 */ SyscallDesc("unused#121", unimplementedFunc),
+    /*  122 */ SyscallDesc("unused#122", unimplementedFunc),
+    /*  123 */ SyscallDesc("unused#123", unimplementedFunc),
+    /*  124 */ SyscallDesc("unused#124", unimplementedFunc),
+    /*  125 */ SyscallDesc("unused#125", unimplementedFunc),
+    /*  126 */ SyscallDesc("unused#126", unimplementedFunc),
+    /*  127 */ SyscallDesc("unused#127", unimplementedFunc),
+    /*  128 */ SyscallDesc("unused#128", unimplementedFunc),
+    /*  129 */ SyscallDesc("unused#129", unimplementedFunc),
+    /*  130 */ SyscallDesc("unused#130", unimplementedFunc),
+    /*  131 */ SyscallDesc("unused#131", unimplementedFunc),
+    /*  132 */ SyscallDesc("unused#132", unimplementedFunc),
+    /*  133 */ SyscallDesc("unused#133", unimplementedFunc),
+    /*  134 */ SyscallDesc("unused#134", unimplementedFunc),
+    /*  135 */ SyscallDesc("unused#135", unimplementedFunc),
+    /*  136 */ SyscallDesc("unused#136", unimplementedFunc),
+    /*  137 */ SyscallDesc("unused#137", unimplementedFunc),
+    /*  138 */ SyscallDesc("unused#138", unimplementedFunc),
+    /*  139 */ SyscallDesc("unused#139", unimplementedFunc),
+    /*  140 */ SyscallDesc("unused#140", unimplementedFunc),
+    /*  141 */ SyscallDesc("unused#141", unimplementedFunc),
+    /*  142 */ SyscallDesc("unused#142", unimplementedFunc),
+    /*  143 */ SyscallDesc("unused#143", unimplementedFunc),
+    /*  144 */ SyscallDesc("unused#144", unimplementedFunc),
+    /*  145 */ SyscallDesc("unused#145", unimplementedFunc),
+    /*  146 */ SyscallDesc("unused#146", unimplementedFunc),
+    /*  147 */ SyscallDesc("unused#147", unimplementedFunc),
+    /*  148 */ SyscallDesc("unused#148", unimplementedFunc),
+    /*  149 */ SyscallDesc("unused#149", unimplementedFunc),
+    /*  150 */ SyscallDesc("unused#150", unimplementedFunc),
+    /*  151 */ SyscallDesc("unused#151", unimplementedFunc),
+    /*  152 */ SyscallDesc("unused#152", unimplementedFunc),
+    /*  153 */ SyscallDesc("unused#153", unimplementedFunc),
+    /*  154 */ SyscallDesc("unused#154", unimplementedFunc),
+    /*  155 */ SyscallDesc("unused#155", unimplementedFunc),
+    /*  156 */ SyscallDesc("unused#156", unimplementedFunc),
+    /*  157 */ SyscallDesc("unused#157", unimplementedFunc),
+    /*  158 */ SyscallDesc("unused#158", unimplementedFunc),
+    /*  159 */ SyscallDesc("unused#159", unimplementedFunc),
+    /*  160 */ SyscallDesc("unused#160", unimplementedFunc),
+    /*  161 */ SyscallDesc("unused#161", unimplementedFunc),
+    /*  162 */ SyscallDesc("unused#162", unimplementedFunc),
+    /*  163 */ SyscallDesc("unused#163", unimplementedFunc),
+    /*  164 */ SyscallDesc("unused#164", unimplementedFunc),
+    /*  165 */ SyscallDesc("unused#165", unimplementedFunc),
+    /*  166 */ SyscallDesc("unused#166", unimplementedFunc),
+    /*  167 */ SyscallDesc("unused#167", unimplementedFunc),
+    /*  168 */ SyscallDesc("unused#168", unimplementedFunc),
+    /*  169 */ SyscallDesc("unused#169", unimplementedFunc),
+    /*  170 */ SyscallDesc("unused#170", unimplementedFunc),
+    /*  171 */ SyscallDesc("unused#171", unimplementedFunc),
+    /*  172 */ SyscallDesc("unused#172", unimplementedFunc),
+    /*  173 */ SyscallDesc("unused#173", unimplementedFunc),
+    /*  174 */ SyscallDesc("unused#174", unimplementedFunc),
+    /*  175 */ SyscallDesc("unused#175", unimplementedFunc),
+    /*  176 */ SyscallDesc("unused#176", unimplementedFunc),
+    /*  177 */ SyscallDesc("unused#177", unimplementedFunc),
+    /*  178 */ SyscallDesc("unused#178", unimplementedFunc),
+    /*  179 */ SyscallDesc("unused#179", unimplementedFunc),
+    /*  180 */ SyscallDesc("unused#180", unimplementedFunc),
+    /*  181 */ SyscallDesc("unused#181", unimplementedFunc),
+    /*  182 */ SyscallDesc("unused#182", unimplementedFunc),
+    /*  183 */ SyscallDesc("unused#183", unimplementedFunc),
+    /*  184 */ SyscallDesc("unused#184", unimplementedFunc),
+    /*  185 */ SyscallDesc("unused#185", unimplementedFunc),
+    /*  186 */ SyscallDesc("unused#186", unimplementedFunc),
+    /*  187 */ SyscallDesc("unused#187", unimplementedFunc),
+    /*  188 */ SyscallDesc("unused#188", unimplementedFunc),
+    /*  189 */ SyscallDesc("fstat", fstatFunc<ArmFreebsd64>),
+    /*  190 */ SyscallDesc("unused#190", unimplementedFunc),
+    /*  191 */ SyscallDesc("unused#191", unimplementedFunc),
+    /*  192 */ SyscallDesc("unused#192", unimplementedFunc),
+    /*  193 */ SyscallDesc("unused#193", unimplementedFunc),
+    /*  194 */ SyscallDesc("unused#194", unimplementedFunc),
+    /*  195 */ SyscallDesc("unused#195", unimplementedFunc),
+    /*  196 */ SyscallDesc("unused#196", unimplementedFunc),
+    /*  197 */ SyscallDesc("unused#197", unimplementedFunc),
+    /*  198 */ SyscallDesc("unused#198", unimplementedFunc),
+    /*  199 */ SyscallDesc("unused#199", unimplementedFunc),
+    /*  200 */ SyscallDesc("unused#200", unimplementedFunc),
+    /*  201 */ SyscallDesc("unused#201", unimplementedFunc),
+    /*  202 */ SyscallDesc("sysctl", sysctlFunc),
+    /*  203 */ SyscallDesc("unused#203", unimplementedFunc),
+    /*  204 */ SyscallDesc("unused#204", unimplementedFunc),
+    /*  205 */ SyscallDesc("unused#205", unimplementedFunc),
+    /*  206 */ SyscallDesc("unused#206", unimplementedFunc),
+    /*  207 */ SyscallDesc("unused#207", unimplementedFunc),
+    /*  208 */ SyscallDesc("unused#208", unimplementedFunc),
+    /*  209 */ SyscallDesc("unused#209", unimplementedFunc),
+    /*  210 */ SyscallDesc("unused#210", unimplementedFunc),
+    /*  211 */ SyscallDesc("unused#211", unimplementedFunc),
+    /*  212 */ SyscallDesc("unused#212", unimplementedFunc),
+    /*  213 */ SyscallDesc("unused#213", unimplementedFunc),
+    /*  214 */ SyscallDesc("unused#214", unimplementedFunc),
+    /*  215 */ SyscallDesc("unused#215", unimplementedFunc),
+    /*  216 */ SyscallDesc("unused#216", unimplementedFunc),
+    /*  217 */ SyscallDesc("unused#217", unimplementedFunc),
+    /*  218 */ SyscallDesc("unused#218", unimplementedFunc),
+    /*  219 */ SyscallDesc("unused#219", unimplementedFunc),
+    /*  220 */ SyscallDesc("unused#220", unimplementedFunc),
+    /*  221 */ SyscallDesc("unused#221", unimplementedFunc),
+    /*  222 */ SyscallDesc("unused#222", unimplementedFunc),
+    /*  223 */ SyscallDesc("unused#223", unimplementedFunc),
+    /*  224 */ SyscallDesc("unused#224", unimplementedFunc),
+    /*  225 */ SyscallDesc("unused#225", unimplementedFunc),
+    /*  226 */ SyscallDesc("unused#226", unimplementedFunc),
+    /*  227 */ SyscallDesc("unused#227", unimplementedFunc),
+    /*  228 */ SyscallDesc("unused#228", unimplementedFunc),
+    /*  229 */ SyscallDesc("unused#229", unimplementedFunc),
+    /*  230 */ SyscallDesc("unused#230", unimplementedFunc),
+    /*  231 */ SyscallDesc("unused#231", unimplementedFunc),
+    /*  232 */ SyscallDesc("unused#232", unimplementedFunc),
+    /*  233 */ SyscallDesc("unused#233", unimplementedFunc),
+    /*  234 */ SyscallDesc("unused#234", unimplementedFunc),
+    /*  235 */ SyscallDesc("unused#235", unimplementedFunc),
+    /*  236 */ SyscallDesc("unused#236", unimplementedFunc),
+    /*  237 */ SyscallDesc("unused#237", unimplementedFunc),
+    /*  238 */ SyscallDesc("unused#238", unimplementedFunc),
+    /*  239 */ SyscallDesc("unused#239", unimplementedFunc),
+    /*  240 */ SyscallDesc("unused#240", unimplementedFunc),
+    /*  241 */ SyscallDesc("unused#241", unimplementedFunc),
+    /*  242 */ SyscallDesc("unused#242", unimplementedFunc),
+    /*  243 */ SyscallDesc("unused#243", unimplementedFunc),
+    /*  244 */ SyscallDesc("unused#244", unimplementedFunc),
+    /*  245 */ SyscallDesc("unused#245", unimplementedFunc),
+    /*  246 */ SyscallDesc("unused#246", unimplementedFunc),
+    /*  247 */ SyscallDesc("unused#247", unimplementedFunc),
+    /*  248 */ SyscallDesc("unused#248", unimplementedFunc),
+    /*  249 */ SyscallDesc("unused#249", unimplementedFunc),
+    /*  250 */ SyscallDesc("unused#250", unimplementedFunc),
+    /*  251 */ SyscallDesc("unused#251", unimplementedFunc),
+    /*  252 */ SyscallDesc("unused#252", unimplementedFunc),
+    /*  253 */ SyscallDesc("issetugid", issetugidFunc),
+    /*  254 */ SyscallDesc("unused#254", unimplementedFunc),
+    /*  255 */ SyscallDesc("unused#255", unimplementedFunc),
+    /*  256 */ SyscallDesc("unused#256", unimplementedFunc),
+    /*  257 */ SyscallDesc("unused#257", unimplementedFunc),
+    /*  258 */ SyscallDesc("unused#258", unimplementedFunc),
+    /*  259 */ SyscallDesc("unused#259", unimplementedFunc),
+    /*  260 */ SyscallDesc("unused#260", unimplementedFunc),
+    /*  261 */ SyscallDesc("unused#261", unimplementedFunc),
+    /*  262 */ SyscallDesc("unused#262", unimplementedFunc),
+    /*  263 */ SyscallDesc("unused#263", unimplementedFunc),
+    /*  264 */ SyscallDesc("unused#264", unimplementedFunc),
+    /*  265 */ SyscallDesc("unused#265", unimplementedFunc),
+    /*  266 */ SyscallDesc("unused#266", unimplementedFunc),
+    /*  267 */ SyscallDesc("unused#267", unimplementedFunc),
+    /*  268 */ SyscallDesc("unused#268", unimplementedFunc),
+    /*  269 */ SyscallDesc("unused#269", unimplementedFunc),
+    /*  270 */ SyscallDesc("unused#270", unimplementedFunc),
+    /*  271 */ SyscallDesc("unused#271", unimplementedFunc),
+    /*  272 */ SyscallDesc("unused#272", unimplementedFunc),
+    /*  273 */ SyscallDesc("unused#273", unimplementedFunc),
+    /*  274 */ SyscallDesc("unused#274", unimplementedFunc),
+    /*  275 */ SyscallDesc("unused#275", unimplementedFunc),
+    /*  276 */ SyscallDesc("unused#276", unimplementedFunc),
+    /*  277 */ SyscallDesc("unused#277", unimplementedFunc),
+    /*  278 */ SyscallDesc("unused#278", unimplementedFunc),
+    /*  279 */ SyscallDesc("unused#279", unimplementedFunc),
+    /*  280 */ SyscallDesc("unused#280", unimplementedFunc),
+    /*  281 */ SyscallDesc("unused#281", unimplementedFunc),
+    /*  282 */ SyscallDesc("unused#282", unimplementedFunc),
+    /*  283 */ SyscallDesc("unused#283", unimplementedFunc),
+    /*  284 */ SyscallDesc("unused#284", unimplementedFunc),
+    /*  285 */ SyscallDesc("unused#285", unimplementedFunc),
+    /*  286 */ SyscallDesc("unused#286", unimplementedFunc),
+    /*  287 */ SyscallDesc("unused#287", unimplementedFunc),
+    /*  288 */ SyscallDesc("unused#288", unimplementedFunc),
+    /*  289 */ SyscallDesc("unused#289", unimplementedFunc),
+    /*  290 */ SyscallDesc("unused#290", unimplementedFunc),
+    /*  291 */ SyscallDesc("unused#291", unimplementedFunc),
+    /*  292 */ SyscallDesc("unused#292", unimplementedFunc),
+    /*  293 */ SyscallDesc("unused#293", unimplementedFunc),
+    /*  294 */ SyscallDesc("unused#294", unimplementedFunc),
+    /*  295 */ SyscallDesc("unused#295", unimplementedFunc),
+    /*  296 */ SyscallDesc("unused#296", unimplementedFunc),
+    /*  297 */ SyscallDesc("unused#297", unimplementedFunc),
+    /*  298 */ SyscallDesc("unused#298", unimplementedFunc),
+    /*  299 */ SyscallDesc("unused#299", unimplementedFunc),
+    /*  300 */ SyscallDesc("unused#300", unimplementedFunc),
+    /*  301 */ SyscallDesc("unused#301", unimplementedFunc),
+    /*  302 */ SyscallDesc("unused#302", unimplementedFunc),
+    /*  303 */ SyscallDesc("unused#303", unimplementedFunc),
+    /*  304 */ SyscallDesc("unused#304", unimplementedFunc),
+    /*  305 */ SyscallDesc("unused#305", unimplementedFunc),
+    /*  306 */ SyscallDesc("unused#306", unimplementedFunc),
+    /*  307 */ SyscallDesc("unused#307", unimplementedFunc),
+    /*  308 */ SyscallDesc("unused#308", unimplementedFunc),
+    /*  309 */ SyscallDesc("unused#309", unimplementedFunc),
+    /*  310 */ SyscallDesc("unused#310", unimplementedFunc),
+    /*  311 */ SyscallDesc("unused#311", unimplementedFunc),
+    /*  312 */ SyscallDesc("unused#312", unimplementedFunc),
+    /*  313 */ SyscallDesc("unused#313", unimplementedFunc),
+    /*  314 */ SyscallDesc("unused#314", unimplementedFunc),
+    /*  315 */ SyscallDesc("unused#315", unimplementedFunc),
+    /*  316 */ SyscallDesc("unused#316", unimplementedFunc),
+    /*  317 */ SyscallDesc("unused#317", unimplementedFunc),
+    /*  318 */ SyscallDesc("unused#318", unimplementedFunc),
+    /*  319 */ SyscallDesc("unused#319", unimplementedFunc),
+    /*  320 */ SyscallDesc("unused#320", unimplementedFunc),
+    /*  321 */ SyscallDesc("unused#321", unimplementedFunc),
+    /*  322 */ SyscallDesc("unused#322", unimplementedFunc),
+    /*  323 */ SyscallDesc("unused#323", unimplementedFunc),
+    /*  324 */ SyscallDesc("unused#324", unimplementedFunc),
+    /*  325 */ SyscallDesc("unused#325", unimplementedFunc),
+    /*  326 */ SyscallDesc("unused#326", unimplementedFunc),
+    /*  327 */ SyscallDesc("unused#327", unimplementedFunc),
+    /*  328 */ SyscallDesc("unused#328", unimplementedFunc),
+    /*  329 */ SyscallDesc("unused#329", unimplementedFunc),
+    /*  330 */ SyscallDesc("unused#330", unimplementedFunc),
+    /*  331 */ SyscallDesc("unused#331", unimplementedFunc),
+    /*  332 */ SyscallDesc("unused#332", unimplementedFunc),
+    /*  333 */ SyscallDesc("unused#333", unimplementedFunc),
+    /*  334 */ SyscallDesc("unused#334", unimplementedFunc),
+    /*  335 */ SyscallDesc("unused#335", unimplementedFunc),
+    /*  336 */ SyscallDesc("unused#336", unimplementedFunc),
+    /*  337 */ SyscallDesc("unused#337", unimplementedFunc),
+    /*  338 */ SyscallDesc("unused#338", unimplementedFunc),
+    /*  339 */ SyscallDesc("unused#339", unimplementedFunc),
+    /*  340 */ SyscallDesc("unused#340", unimplementedFunc),
+    /*  341 */ SyscallDesc("unused#341", unimplementedFunc),
+    /*  342 */ SyscallDesc("unused#342", unimplementedFunc),
+    /*  343 */ SyscallDesc("unused#343", unimplementedFunc),
+    /*  344 */ SyscallDesc("unused#344", unimplementedFunc),
+    /*  345 */ SyscallDesc("unused#345", unimplementedFunc),
+    /*  346 */ SyscallDesc("unused#346", unimplementedFunc),
+    /*  347 */ SyscallDesc("unused#347", unimplementedFunc),
+    /*  348 */ SyscallDesc("unused#348", unimplementedFunc),
+    /*  349 */ SyscallDesc("unused#349", unimplementedFunc),
+    /*  350 */ SyscallDesc("unused#350", unimplementedFunc),
+    /*  351 */ SyscallDesc("unused#351", unimplementedFunc),
+    /*  352 */ SyscallDesc("unused#352", unimplementedFunc),
+    /*  353 */ SyscallDesc("unused#353", unimplementedFunc),
+    /*  354 */ SyscallDesc("unused#354", unimplementedFunc),
+    /*  355 */ SyscallDesc("unused#355", unimplementedFunc),
+    /*  356 */ SyscallDesc("unused#356", unimplementedFunc),
+    /*  357 */ SyscallDesc("unused#357", unimplementedFunc),
+    /*  358 */ SyscallDesc("unused#358", unimplementedFunc),
+    /*  359 */ SyscallDesc("unused#359", unimplementedFunc),
+    /*  360 */ SyscallDesc("unused#360", unimplementedFunc),
+    /*  361 */ SyscallDesc("unused#361", unimplementedFunc),
+    /*  362 */ SyscallDesc("unused#362", unimplementedFunc),
+    /*  363 */ SyscallDesc("unused#363", unimplementedFunc),
+    /*  364 */ SyscallDesc("unused#364", unimplementedFunc),
+    /*  365 */ SyscallDesc("unused#365", unimplementedFunc),
+    /*  366 */ SyscallDesc("unused#366", unimplementedFunc),
+    /*  367 */ SyscallDesc("unused#367", unimplementedFunc),
+    /*  368 */ SyscallDesc("unused#368", unimplementedFunc),
+    /*  369 */ SyscallDesc("unused#369", unimplementedFunc),
+    /*  370 */ SyscallDesc("unused#370", unimplementedFunc),
+    /*  371 */ SyscallDesc("unused#371", unimplementedFunc),
+    /*  372 */ SyscallDesc("unused#372", unimplementedFunc),
+    /*  373 */ SyscallDesc("unused#373", unimplementedFunc),
+    /*  374 */ SyscallDesc("unused#374", unimplementedFunc),
+    /*  375 */ SyscallDesc("unused#375", unimplementedFunc),
+    /*  376 */ SyscallDesc("unused#376", unimplementedFunc),
+    /*  377 */ SyscallDesc("unused#377", unimplementedFunc),
+    /*  378 */ SyscallDesc("unused#378", unimplementedFunc),
+    /*  379 */ SyscallDesc("unused#379", unimplementedFunc),
+    /*  380 */ SyscallDesc("unused#380", unimplementedFunc),
+    /*  381 */ SyscallDesc("unused#381", unimplementedFunc),
+    /*  382 */ SyscallDesc("unused#382", unimplementedFunc),
+    /*  383 */ SyscallDesc("unused#383", unimplementedFunc),
+    /*  384 */ SyscallDesc("unused#384", unimplementedFunc),
+    /*  385 */ SyscallDesc("unused#385", unimplementedFunc),
+    /*  386 */ SyscallDesc("unused#386", unimplementedFunc),
+    /*  387 */ SyscallDesc("unused#387", unimplementedFunc),
+    /*  388 */ SyscallDesc("unused#388", unimplementedFunc),
+    /*  389 */ SyscallDesc("unused#389", unimplementedFunc),
+    /*  390 */ SyscallDesc("unused#390", unimplementedFunc),
+    /*  391 */ SyscallDesc("unused#391", unimplementedFunc),
+    /*  392 */ SyscallDesc("unused#392", unimplementedFunc),
+    /*  393 */ SyscallDesc("unused#393", unimplementedFunc),
+    /*  394 */ SyscallDesc("unused#394", unimplementedFunc),
+    /*  395 */ SyscallDesc("unused#395", unimplementedFunc),
+    /*  396 */ SyscallDesc("unused#396", unimplementedFunc),
+    /*  397 */ SyscallDesc("unused#397", unimplementedFunc),
+    /*  398 */ SyscallDesc("unused#398", unimplementedFunc),
+    /*  399 */ SyscallDesc("unused#399", unimplementedFunc),
+    /*  400 */ SyscallDesc("unused#400", unimplementedFunc),
+    /*  401 */ SyscallDesc("unused#401", unimplementedFunc),
+    /*  402 */ SyscallDesc("unused#402", unimplementedFunc),
+    /*  403 */ SyscallDesc("unused#403", unimplementedFunc),
+    /*  404 */ SyscallDesc("unused#404", unimplementedFunc),
+    /*  405 */ SyscallDesc("unused#405", unimplementedFunc),
+    /*  406 */ SyscallDesc("unused#406", unimplementedFunc),
+    /*  407 */ SyscallDesc("unused#407", unimplementedFunc),
+    /*  408 */ SyscallDesc("unused#408", unimplementedFunc),
+    /*  409 */ SyscallDesc("unused#409", unimplementedFunc),
+    /*  410 */ SyscallDesc("unused#410", unimplementedFunc),
+    /*  411 */ SyscallDesc("unused#411", unimplementedFunc),
+    /*  412 */ SyscallDesc("unused#412", unimplementedFunc),
+    /*  413 */ SyscallDesc("unused#413", unimplementedFunc),
+    /*  414 */ SyscallDesc("unused#414", unimplementedFunc),
+    /*  415 */ SyscallDesc("unused#415", unimplementedFunc),
+    /*  416 */ SyscallDesc("unused#416", unimplementedFunc),
+    /*  417 */ SyscallDesc("unused#417", unimplementedFunc),
+    /*  418 */ SyscallDesc("unused#418", unimplementedFunc),
+    /*  419 */ SyscallDesc("unused#419", unimplementedFunc),
+    /*  420 */ SyscallDesc("unused#420", unimplementedFunc),
+    /*  421 */ SyscallDesc("unused#421", unimplementedFunc),
+    /*  422 */ SyscallDesc("unused#422", unimplementedFunc),
+    /*  423 */ SyscallDesc("unused#423", unimplementedFunc),
+    /*  424 */ SyscallDesc("unused#424", unimplementedFunc),
+    /*  425 */ SyscallDesc("unused#425", unimplementedFunc),
+    /*  426 */ SyscallDesc("unused#426", unimplementedFunc),
+    /*  427 */ SyscallDesc("unused#427", unimplementedFunc),
+    /*  428 */ SyscallDesc("unused#428", unimplementedFunc),
+    /*  429 */ SyscallDesc("unused#429", unimplementedFunc),
+    /*  430 */ SyscallDesc("unused#430", unimplementedFunc),
+    /*  431 */ SyscallDesc("unused#431", unimplementedFunc),
+    /*  432 */ SyscallDesc("unused#432", unimplementedFunc),
+    /*  433 */ SyscallDesc("unused#433", unimplementedFunc),
+    /*  434 */ SyscallDesc("unused#434", unimplementedFunc),
+    /*  435 */ SyscallDesc("unused#435", unimplementedFunc),
+    /*  436 */ SyscallDesc("unused#436", unimplementedFunc),
+    /*  437 */ SyscallDesc("unused#437", unimplementedFunc),
+    /*  438 */ SyscallDesc("unused#438", unimplementedFunc),
+    /*  439 */ SyscallDesc("unused#439", unimplementedFunc),
+    /*  440 */ SyscallDesc("unused#440", unimplementedFunc),
+    /*  441 */ SyscallDesc("unused#441", unimplementedFunc),
+    /*  442 */ SyscallDesc("unused#442", unimplementedFunc),
+    /*  443 */ SyscallDesc("unused#443", unimplementedFunc),
+    /*  444 */ SyscallDesc("unused#444", unimplementedFunc),
+    /*  445 */ SyscallDesc("unused#445", unimplementedFunc),
+    /*  446 */ SyscallDesc("unused#446", unimplementedFunc),
+    /*  447 */ SyscallDesc("unused#447", unimplementedFunc),
+    /*  448 */ SyscallDesc("unused#448", unimplementedFunc),
+    /*  449 */ SyscallDesc("unused#449", unimplementedFunc),
+    /*  450 */ SyscallDesc("unused#450", unimplementedFunc),
+    /*  451 */ SyscallDesc("unused#451", unimplementedFunc),
+    /*  452 */ SyscallDesc("unused#452", unimplementedFunc),
+    /*  453 */ SyscallDesc("unused#453", unimplementedFunc),
+    /*  454 */ SyscallDesc("unused#454", unimplementedFunc),
+    /*  455 */ SyscallDesc("unused#455", unimplementedFunc),
+    /*  456 */ SyscallDesc("unused#456", unimplementedFunc),
+    /*  457 */ SyscallDesc("unused#457", unimplementedFunc),
+    /*  458 */ SyscallDesc("unused#458", unimplementedFunc),
+    /*  459 */ SyscallDesc("unused#459", unimplementedFunc),
+    /*  460 */ SyscallDesc("unused#460", unimplementedFunc),
+    /*  461 */ SyscallDesc("unused#461", unimplementedFunc),
+    /*  462 */ SyscallDesc("unused#462", unimplementedFunc),
+    /*  463 */ SyscallDesc("unused#463", unimplementedFunc),
+    /*  464 */ SyscallDesc("unused#464", unimplementedFunc),
+    /*  465 */ SyscallDesc("unused#465", unimplementedFunc),
+    /*  466 */ SyscallDesc("unused#466", unimplementedFunc),
+    /*  467 */ SyscallDesc("unused#467", unimplementedFunc),
+    /*  468 */ SyscallDesc("unused#468", unimplementedFunc),
+    /*  469 */ SyscallDesc("unused#469", unimplementedFunc),
+    /*  470 */ SyscallDesc("unused#470", unimplementedFunc),
+    /*  471 */ SyscallDesc("unused#471", unimplementedFunc),
+    /*  472 */ SyscallDesc("unused#472", unimplementedFunc),
+    /*  473 */ SyscallDesc("unused#473", unimplementedFunc),
+    /*  474 */ SyscallDesc("unused#474", unimplementedFunc),
+    /*  475 */ SyscallDesc("unused#475", unimplementedFunc),
+    /*  476 */ SyscallDesc("unused#476", unimplementedFunc),
+    /*  477 */ SyscallDesc("mmap", mmapFunc<ArmFreebsd64>),
+    /*  478 */ SyscallDesc("unused#478", unimplementedFunc),
+    /*  479 */ SyscallDesc("unused#479", unimplementedFunc),
+    /*  480 */ SyscallDesc("unused#480", unimplementedFunc),
+    /*  481 */ SyscallDesc("unused#481", unimplementedFunc),
+    /*  482 */ SyscallDesc("unused#482", unimplementedFunc),
+    /*  483 */ SyscallDesc("unused#483", unimplementedFunc),
+    /*  484 */ SyscallDesc("unused#484", unimplementedFunc),
+    /*  485 */ SyscallDesc("unused#485", unimplementedFunc),
+    /*  486 */ SyscallDesc("unused#486", unimplementedFunc),
+    /*  487 */ SyscallDesc("unused#487", unimplementedFunc),
+    /*  488 */ SyscallDesc("unused#488", unimplementedFunc),
+    /*  489 */ SyscallDesc("unused#489", unimplementedFunc),
+    /*  490 */ SyscallDesc("unused#490", unimplementedFunc),
+    /*  491 */ SyscallDesc("unused#491", unimplementedFunc),
+    /*  492 */ SyscallDesc("unused#492", unimplementedFunc),
+    /*  493 */ SyscallDesc("unused#493", unimplementedFunc),
+    /*  494 */ SyscallDesc("unused#494", unimplementedFunc),
+    /*  495 */ SyscallDesc("unused#495", unimplementedFunc),
+    /*  496 */ SyscallDesc("unused#496", unimplementedFunc),
+    /*  497 */ SyscallDesc("unused#497", unimplementedFunc),
+    /*  498 */ SyscallDesc("unused#498", unimplementedFunc),
+    /*  499 */ SyscallDesc("unused#499", unimplementedFunc),
+    /*  500 */ SyscallDesc("unused#500", unimplementedFunc),
+    /*  501 */ SyscallDesc("unused#501", unimplementedFunc),
+    /*  502 */ SyscallDesc("unused#502", unimplementedFunc),
+    /*  503 */ SyscallDesc("unused#503", unimplementedFunc),
+    /*  504 */ SyscallDesc("unused#504", unimplementedFunc),
+    /*  505 */ SyscallDesc("unused#505", unimplementedFunc),
+    /*  506 */ SyscallDesc("unused#506", unimplementedFunc),
+    /*  507 */ SyscallDesc("unused#507", unimplementedFunc),
+    /*  508 */ SyscallDesc("unused#508", unimplementedFunc),
+    /*  509 */ SyscallDesc("unused#509", unimplementedFunc),
+    /*  510 */ SyscallDesc("unused#510", unimplementedFunc),
+    /*  511 */ SyscallDesc("unused#511", unimplementedFunc),
+    /*  512 */ SyscallDesc("unused#512", unimplementedFunc),
+    /*  513 */ SyscallDesc("unused#513", unimplementedFunc),
+    /*  514 */ SyscallDesc("unused#514", unimplementedFunc),
+    /*  515 */ SyscallDesc("unused#515", unimplementedFunc),
+    /*  516 */ SyscallDesc("unused#516", unimplementedFunc),
+    /*  517 */ SyscallDesc("unused#517", unimplementedFunc),
+    /*  518 */ SyscallDesc("unused#518", unimplementedFunc),
+    /*  519 */ SyscallDesc("unused#519", unimplementedFunc),
+    /*  520 */ SyscallDesc("unused#520", unimplementedFunc),
+    /*  521 */ SyscallDesc("unused#521", unimplementedFunc),
+    /*  522 */ SyscallDesc("unused#522", unimplementedFunc),
+    /*  523 */ SyscallDesc("unused#523", unimplementedFunc),
+    /*  524 */ SyscallDesc("unused#524", unimplementedFunc),
+    /*  525 */ SyscallDesc("unused#525", unimplementedFunc),
+    /*  526 */ SyscallDesc("unused#526", unimplementedFunc),
+    /*  527 */ SyscallDesc("unused#527", unimplementedFunc),
+    /*  528 */ SyscallDesc("unused#528", unimplementedFunc),
+    /*  529 */ SyscallDesc("unused#529", unimplementedFunc),
+    /*  530 */ SyscallDesc("unused#530", unimplementedFunc),
+    /*  531 */ SyscallDesc("unused#531", unimplementedFunc),
+    /*  532 */ SyscallDesc("unused#532", unimplementedFunc),
+    /*  533 */ SyscallDesc("unused#533", unimplementedFunc),
+    /*  534 */ SyscallDesc("unused#534", unimplementedFunc),
+    /*  535 */ SyscallDesc("unused#535", unimplementedFunc),
+    /*  536 */ SyscallDesc("unused#536", unimplementedFunc),
+    /*  537 */ SyscallDesc("unused#537", unimplementedFunc),
+    /*  538 */ SyscallDesc("unused#538", unimplementedFunc),
+    /*  539 */ SyscallDesc("unused#539", unimplementedFunc),
+    /*  540 */ SyscallDesc("unused#540", unimplementedFunc),
+    /*  541 */ SyscallDesc("unused#541", unimplementedFunc),
+    /*  542 */ SyscallDesc("unused#542", unimplementedFunc),
+    /*  543 */ SyscallDesc("unused#543", unimplementedFunc),
+    /*  544 */ SyscallDesc("unused#544", unimplementedFunc),
+    /*  545 */ SyscallDesc("unused#545", unimplementedFunc),
+    /*  546 */ SyscallDesc("unused#546", unimplementedFunc),
+    /*  547 */ SyscallDesc("unused#547", unimplementedFunc),
+};
+
+ArmFreebsdProcess32::ArmFreebsdProcess32(LiveProcessParams * params,
+        ObjectFile *objFile, ObjectFile::Arch _arch)
+    : ArmLiveProcess32(params, objFile, _arch)
+{
+    SyscallTable table;
+
+    table.descs = syscallDescs32;
+    table.size = sizeof(syscallDescs32) / sizeof(SyscallDesc);
+    table.base = 0;
+    syscallTables.push_back(table);
+}
+
+ArmFreebsdProcess64::ArmFreebsdProcess64(LiveProcessParams * params,
+        ObjectFile *objFile, ObjectFile::Arch _arch)
+    : ArmLiveProcess64(params, objFile, _arch)
+{
+    SyscallTable table;
+
+    table.descs = syscallDescs64;
+    table.size = sizeof(syscallDescs64) / sizeof(SyscallDesc);
+    table.base = 0;
+    syscallTables.push_back(table);
+}
+
+SyscallDesc*
+ArmFreebsdProcessBits::getFreebsdDesc(int callnum)
+{
+
+    for (unsigned i = 0; i < syscallTables.size(); i++) {
+        SyscallDesc *desc = syscallTables[i].getDesc(callnum);
+        if (desc)
+            return desc;
+    }
+    return NULL;
+}
+
+SyscallDesc *
+ArmFreebsdProcessBits::SyscallTable::getDesc(int callnum) const
+{
+
+    int offset = callnum - base;
+    if (offset < 0 || offset >= size)
+        return NULL;
+    return &descs[offset];
+}
+
+SyscallDesc*
+ArmFreebsdProcess32::getDesc(int callnum)
+{
+
+    return getFreebsdDesc(callnum);
+}
+
+SyscallDesc*
+ArmFreebsdProcess64::getDesc(int callnum)
+{
+
+    return getFreebsdDesc(callnum);
+}
+
+void
+ArmFreebsdProcess32::initState()
+{
+    ArmLiveProcess32::initState();
+    // The 32 bit equivalent of the comm page would be set up here.
+}
+
+void
+ArmFreebsdProcess64::initState()
+{
+    ArmLiveProcess64::initState();
+    // The 64 bit equivalent of the comm page would be set up here.
+}
diff --git a/src/arch/arm/freebsd/process.hh b/src/arch/arm/freebsd/process.hh
new file mode 100644
index 000000000..4907c2020
--- /dev/null
+++ b/src/arch/arm/freebsd/process.hh
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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_ARM_FREEBSD_PROCESS_HH__
+#define __ARCH_ARM_FREEBSD_PROCESS_HH__
+
+#include <vector>
+
+#include "arch/arm/process.hh"
+
+class ArmFreebsdProcessBits
+{
+  protected:
+    SyscallDesc* getFreebsdDesc(int callnum);
+
+    struct SyscallTable
+    {
+        int base;
+        SyscallDesc *descs;
+        int size;
+
+        SyscallDesc *getDesc(int offset) const;
+    };
+
+    std::vector<SyscallTable> syscallTables;
+};
+
+/// A process with emulated Arm/Freebsd syscalls.
+class ArmFreebsdProcess32 : public ArmLiveProcess32, public ArmFreebsdProcessBits
+{
+  public:
+    ArmFreebsdProcess32(LiveProcessParams * params, ObjectFile *objFile,
+                      ObjectFile::Arch _arch);
+
+    void initState();
+
+    /// Explicitly import the otherwise hidden getSyscallArg
+    using ArmLiveProcess::getSyscallArg;
+
+    /// A page to hold "kernel" provided functions. The name might be wrong.
+    static const Addr commPage;
+
+    SyscallDesc* getDesc(int callnum);
+};
+
+/// A process with emulated Arm/Freebsd syscalls.
+class ArmFreebsdProcess64 : public ArmLiveProcess64, public ArmFreebsdProcessBits
+{
+  public:
+    ArmFreebsdProcess64(LiveProcessParams * params, ObjectFile *objFile,
+                      ObjectFile::Arch _arch);
+
+    void initState();
+    SyscallDesc* getDesc(int callnum);
+};
+
+#endif // __ARCH_ARM_FREEBSD_PROCESS_HH__
diff --git a/src/arch/arm/freebsd/system.cc b/src/arch/arm/freebsd/system.cc
new file mode 100644
index 000000000..95e712e7a
--- /dev/null
+++ b/src/arch/arm/freebsd/system.cc
@@ -0,0 +1,175 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 "arch/arm/freebsd/system.hh"
+
+#include "arch/arm/isa_traits.hh"
+#include "arch/arm/utility.hh"
+#include "arch/generic/freebsd/threadinfo.hh"
+#include "base/loader/dtb_object.hh"
+#include "base/loader/object_file.hh"
+#include "base/loader/symtab.hh"
+#include "cpu/base.hh"
+#include "cpu/pc_event.hh"
+#include "cpu/thread_context.hh"
+#include "debug/Loader.hh"
+#include "kern/freebsd/events.hh"
+#include "mem/fs_translating_port_proxy.hh"
+#include "mem/physical.hh"
+#include "sim/stat_control.hh"
+
+using namespace ArmISA;
+using namespace FreeBSD;
+
+FreebsdArmSystem::FreebsdArmSystem(Params *p)
+    : GenericArmSystem(p), dumpStatsPCEventF(nullptr),
+      enableContextSwitchStatsDump(p->enable_context_switch_stats_dump),
+      taskFile(nullptr), kernelPanicEvent(nullptr), kernelOopsEvent(nullptr),
+      bootReleaseAddr(p->boot_release_addr)
+{
+    if (p->panic_on_panic) {
+        kernelPanicEvent = addKernelFuncEventOrPanic<PanicPCEvent>(
+            "panic", "Kernel panic in simulated kernel");
+    } else {
+#ifndef NDEBUG
+        kernelPanicEvent = addKernelFuncEventOrPanic<BreakPCEvent>("panic");
+#endif
+    }
+
+    if (p->panic_on_oops) {
+        kernelOopsEvent = addKernelFuncEventOrPanic<PanicPCEvent>(
+            "oops_exit", "Kernel oops in guest");
+    }
+
+    uDelaySkipEvent = addKernelFuncEvent<UDelayEvent>(
+        "DELAY", "DELAY", 1000, 0);
+}
+
+bool
+FreebsdArmSystem::adderBootUncacheable(Addr a)
+{
+
+    return false;
+}
+
+void
+FreebsdArmSystem::initState()
+{
+    // Moved from the constructor to here since it relies on the
+    // address map being resolved in the interconnect
+
+    // Call the initialisation of the super class
+    GenericArmSystem::initState();
+
+    // Load symbols at physical address, we might not want
+    // to do this permanently, for but early bootup work
+    // it is helpful.
+    if (params()->early_kernel_symbols) {
+        kernel->loadGlobalSymbols(kernelSymtab, loadAddrMask);
+        kernel->loadGlobalSymbols(debugSymbolTable, loadAddrMask);
+    }
+
+    // Setup boot data structure
+    Addr addr = 0;
+
+    // Check if the kernel image has a symbol that tells us it supports
+    // device trees.
+    bool kernel_has_fdt_support =
+        kernelSymtab->findAddress("fdt_get_range", addr);
+    bool dtb_file_specified = params()->dtb_filename != "";
+
+    if (!dtb_file_specified)
+        fatal("dtb file is not specified\n");
+
+    if (!kernel_has_fdt_support)
+        fatal("kernel must have fdt support\n");
+
+    // Kernel supports flattened device tree and dtb file specified.
+    // Using Device Tree Blob to describe system configuration.
+    inform("Loading DTB file: %s at address %#x\n", params()->dtb_filename,
+            params()->atags_addr + loadAddrOffset);
+
+    ObjectFile *dtb_file = createObjectFile(params()->dtb_filename, true);
+    if (!dtb_file) {
+        fatal("couldn't load DTB file: %s\n", params()->dtb_filename);
+    }
+
+    DtbObject *_dtb_file = dynamic_cast<DtbObject*>(dtb_file);
+
+    if (_dtb_file) {
+        if (!_dtb_file->addBootCmdLine(params()->boot_osflags.c_str(),
+                                       params()->boot_osflags.size())) {
+            warn("couldn't append bootargs to DTB file: %s\n",
+                 params()->dtb_filename);
+        }
+    } else {
+        warn("dtb_file cast failed; couldn't append bootargs "
+             "to DTB file: %s\n", params()->dtb_filename);
+    }
+
+    Addr ra = _dtb_file->findReleaseAddr();
+    if (ra)
+        bootReleaseAddr = ra & ~ULL(0x7F);
+
+    dtb_file->setTextBase(params()->atags_addr + loadAddrOffset);
+    dtb_file->loadSections(physProxy);
+    delete dtb_file;
+
+    // Kernel boot requirements to set up r0, r1 and r2 in ARMv7
+    for (int i = 0; i < threadContexts.size(); i++) {
+        threadContexts[i]->setIntReg(0, 0);
+        threadContexts[i]->setIntReg(1, params()->machine_type);
+        threadContexts[i]->setIntReg(2, params()->atags_addr + loadAddrOffset);
+    }
+}
+
+FreebsdArmSystem::~FreebsdArmSystem()
+{
+    if (uDelaySkipEvent)
+        delete uDelaySkipEvent;
+    if (constUDelaySkipEvent)
+        delete constUDelaySkipEvent;
+
+    if (dumpStatsPCEventF)
+        delete dumpStatsPCEventF;
+}
+
+FreebsdArmSystem *
+FreebsdArmSystemParams::create()
+{
+    return new FreebsdArmSystem(this);
+}
+
+void
+FreebsdArmSystem::startup()
+{
+}
diff --git a/src/arch/arm/freebsd/system.hh b/src/arch/arm/freebsd/system.hh
new file mode 100644
index 000000000..e0a533e13
--- /dev/null
+++ b/src/arch/arm/freebsd/system.hh
@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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_ARM_FREEBSD_SYSTEM_HH__
+#define __ARCH_ARM_FREEBSD_SYSTEM_HH__
+
+#include <cstdio>
+#include <map>
+#include <string>
+#include <vector>
+
+#include "arch/arm/system.hh"
+#include "base/output.hh"
+#include "kern/freebsd/events.hh"
+#include "params/FreebsdArmSystem.hh"
+#include "sim/core.hh"
+
+class DumpStatsPCEventF;
+
+class FreebsdArmSystem : public GenericArmSystem
+{
+  protected:
+    DumpStatsPCEventF *dumpStatsPCEventF;
+
+  public:
+    /** Boilerplate params code */
+    typedef FreebsdArmSystemParams Params;
+    const Params *
+    params() const
+    {
+        return dynamic_cast<const Params *>(_params);
+    }
+
+    /** When enabled, dump stats/task info on context switches for
+     *  Streamline and per-thread cache occupancy studies, etc. */
+    bool enableContextSwitchStatsDump;
+
+    /** This map stores a mapping of OS process IDs to internal Task IDs. The
+     * mapping is done because the stats system doesn't tend to like vectors
+     * that are much greater than 1000 items and the entire process space is
+     * 65K. */
+    std::map<uint32_t, uint32_t> taskMap;
+
+    /** This is a file that is placed in the run directory that prints out
+     * mappings between taskIds and OS process IDs */
+    std::ostream* taskFile;
+
+    FreebsdArmSystem(Params *p);
+    ~FreebsdArmSystem();
+
+    void initState();
+
+    bool adderBootUncacheable(Addr a);
+
+    void startup();
+
+    /** This function creates a new task Id for the given pid.
+     * @param tc thread context that is currentyl executing  */
+    void mapPid(ThreadContext* tc, uint32_t pid);
+
+  private:
+    /** Event to halt the simulator if the kernel calls panic()  */
+    PCEvent *kernelPanicEvent;
+
+    /** Event to halt the simulator if the kernel calls oopses  */
+    PCEvent *kernelOopsEvent;
+
+    /**
+     * PC based event to skip udelay(<time>) calls and quiesce the
+     * processor for the appropriate amount of time. This is not functionally
+     * required but does speed up simulation.
+     */
+    FreeBSD::UDelayEvent *uDelaySkipEvent;
+
+    /** Another PC based skip event for const_udelay(). Similar to the udelay
+     * skip, but this function precomputes the first multiply that is done
+     * in the generic case since the parameter is known at compile time.
+     * Thus we need to do some division to get back to us.
+     */
+    FreeBSD::UDelayEvent *constUDelaySkipEvent;
+
+    /** These variables store addresses of important data structures
+     * that are normaly kept coherent at boot with cache mainetence operations.
+     * Since these operations aren't supported in gem5, we keep them coherent
+     * by making them uncacheable until all processors in the system boot.
+     */
+    Addr secDataPtrAddr;
+    Addr secDataAddr;
+    Addr penReleaseAddr;
+    Addr pen64ReleaseAddr;
+    Addr bootReleaseAddr;
+};
+
+class DumpStatsPCEventF : public PCEvent
+{
+  public:
+    DumpStatsPCEventF(PCEventQueue *q, const std::string &desc, Addr addr)
+        : PCEvent(q, desc, addr)
+    {}
+
+    virtual void process(ThreadContext* tc);
+};
+
+
+#endif // __ARCH_ARM_FREEBSD_SYSTEM_HH__
+
diff --git a/src/arch/arm/linux/system.cc b/src/arch/arm/linux/system.cc
index e9586f199..216e9ddc0 100644
--- a/src/arch/arm/linux/system.cc
+++ b/src/arch/arm/linux/system.cc
@@ -61,7 +61,7 @@ using namespace ArmISA;
 using namespace Linux;
 
 LinuxArmSystem::LinuxArmSystem(Params *p)
-    : ArmSystem(p), dumpStatsPCEvent(nullptr),
+    : GenericArmSystem(p), dumpStatsPCEvent(nullptr),
       enableContextSwitchStatsDump(p->enable_context_switch_stats_dump),
       taskFile(nullptr), kernelPanicEvent(nullptr), kernelOopsEvent(nullptr),
       bootReleaseAddr(p->boot_release_addr)
@@ -133,7 +133,7 @@ LinuxArmSystem::initState()
     // address map being resolved in the interconnect
 
     // Call the initialisation of the super class
-    ArmSystem::initState();
+    GenericArmSystem::initState();
 
     // Load symbols at physical address, we might not want
     // to do this permanently, for but early bootup work
diff --git a/src/arch/arm/linux/system.hh b/src/arch/arm/linux/system.hh
index 4ce6ac49e..32e3568b3 100644
--- a/src/arch/arm/linux/system.hh
+++ b/src/arch/arm/linux/system.hh
@@ -56,7 +56,7 @@
 
 class DumpStatsPCEvent;
 
-class LinuxArmSystem : public ArmSystem
+class LinuxArmSystem : public GenericArmSystem
 {
   protected:
     DumpStatsPCEvent *dumpStatsPCEvent;
diff --git a/src/arch/arm/process.cc b/src/arch/arm/process.cc
index a08e6ee45..ba56f0cdc 100644
--- a/src/arch/arm/process.cc
+++ b/src/arch/arm/process.cc
@@ -181,31 +181,43 @@ ArmLiveProcess::argsInit(int pageSize, IntRegIndex spIndex)
     //Auxilliary vectors are loaded only for elf formatted executables.
     ElfObject * elfObject = dynamic_cast<ElfObject *>(objFile);
     if (elfObject) {
-        IntType features =
-            Arm_Swp |
-            Arm_Half |
-            Arm_Thumb |
-//            Arm_26Bit |
-            Arm_FastMult |
-//            Arm_Fpa |
-            Arm_Vfp |
-            Arm_Edsp |
-//            Arm_Java |
-//            Arm_Iwmmxt |
-//            Arm_Crunch |
-            Arm_ThumbEE |
-            Arm_Neon |
-            Arm_Vfpv3 |
-            Arm_Vfpv3d16 |
-            0;
-
-        //Bits which describe the system hardware capabilities
-        //XXX Figure out what these should be
-        auxv.push_back(auxv_t(M5_AT_HWCAP, features));
+
+        if (objFile->getOpSys() == ObjectFile::Linux) {
+            IntType features =
+                Arm_Swp |
+                Arm_Half |
+                Arm_Thumb |
+//                Arm_26Bit |
+                Arm_FastMult |
+//                Arm_Fpa |
+                Arm_Vfp |
+                Arm_Edsp |
+//                Arm_Java |
+//                Arm_Iwmmxt |
+//                Arm_Crunch |
+                Arm_ThumbEE |
+                Arm_Neon |
+                Arm_Vfpv3 |
+                Arm_Vfpv3d16 |
+                0;
+
+            //Bits which describe the system hardware capabilities
+            //XXX Figure out what these should be
+            auxv.push_back(auxv_t(M5_AT_HWCAP, features));
+            //Frequency at which times() increments
+            auxv.push_back(auxv_t(M5_AT_CLKTCK, 0x64));
+            //Whether to enable "secure mode" in the executable
+            auxv.push_back(auxv_t(M5_AT_SECURE, 0));
+            // Pointer to 16 bytes of random data
+            auxv.push_back(auxv_t(M5_AT_RANDOM, 0));
+            //The filename of the program
+            auxv.push_back(auxv_t(M5_AT_EXECFN, 0));
+            //The string "v71" -- ARM v7 architecture
+            auxv.push_back(auxv_t(M5_AT_PLATFORM, 0));
+        }
+
         //The system page size
         auxv.push_back(auxv_t(M5_AT_PAGESZ, ArmISA::PageBytes));
-        //Frequency at which times() increments
-        auxv.push_back(auxv_t(M5_AT_CLKTCK, 0x64));
         // For statically linked executables, this is the virtual address of the
         // program header tables if they appear in the executable image
         auxv.push_back(auxv_t(M5_AT_PHDR, elfObject->programHeaderTable()));
@@ -217,7 +229,6 @@ ArmLiveProcess::argsInit(int pageSize, IntRegIndex spIndex)
         //to 0 for regular executables. It should be something else
         //(not sure what) for dynamic libraries.
         auxv.push_back(auxv_t(M5_AT_BASE, 0));
-
         //XXX Figure out what this should be.
         auxv.push_back(auxv_t(M5_AT_FLAGS, 0));
         //The entry point to the program
@@ -227,16 +238,6 @@ ArmLiveProcess::argsInit(int pageSize, IntRegIndex spIndex)
         auxv.push_back(auxv_t(M5_AT_EUID, euid()));
         auxv.push_back(auxv_t(M5_AT_GID, gid()));
         auxv.push_back(auxv_t(M5_AT_EGID, egid()));
-        //Whether to enable "secure mode" in the executable
-        auxv.push_back(auxv_t(M5_AT_SECURE, 0));
-
-        // Pointer to 16 bytes of random data
-        auxv.push_back(auxv_t(M5_AT_RANDOM, 0));
-
-        //The filename of the program
-        auxv.push_back(auxv_t(M5_AT_EXECFN, 0));
-        //The string "v71" -- ARM v7 architecture
-        auxv.push_back(auxv_t(M5_AT_PLATFORM, 0));
     }
 
     //Figure out how big the initial stack nedes to be
@@ -456,11 +457,33 @@ ArmLiveProcess64::setSyscallArg(ThreadContext *tc,
 void
 ArmLiveProcess32::setSyscallReturn(ThreadContext *tc, SyscallReturn sysret)
 {
+
+    if (objFile->getOpSys() == ObjectFile::FreeBSD) {
+        // Decode return value
+        if (sysret.encodedValue() >= 0)
+            // FreeBSD checks the carry bit to determine if syscall is succeeded
+            tc->setCCReg(CCREG_C, 0);
+        else {
+            sysret = -sysret.encodedValue();
+        }
+    }
+
     tc->setIntReg(ReturnValueReg, sysret.encodedValue());
 }
 
 void
 ArmLiveProcess64::setSyscallReturn(ThreadContext *tc, SyscallReturn sysret)
 {
+
+    if (objFile->getOpSys() == ObjectFile::FreeBSD) {
+        // Decode return value
+        if (sysret.encodedValue() >= 0)
+            // FreeBSD checks the carry bit to determine if syscall is succeeded
+            tc->setCCReg(CCREG_C, 0);
+        else {
+            sysret = -sysret.encodedValue();
+        }
+    }
+
     tc->setIntReg(ReturnValueReg, sysret.encodedValue());
 }
diff --git a/src/arch/arm/system.cc b/src/arch/arm/system.cc
index 398aa408c..eebb220d8 100644
--- a/src/arch/arm/system.cc
+++ b/src/arch/arm/system.cc
@@ -244,8 +244,26 @@ ArmSystem::haveLargeAsid64(ThreadContext *tc)
 {
     return dynamic_cast<ArmSystem *>(tc->getSystemPtr())->haveLargeAsid64();
 }
+
 ArmSystem *
 ArmSystemParams::create()
 {
     return new ArmSystem(this);
 }
+
+void
+GenericArmSystem::initState()
+{
+    // Moved from the constructor to here since it relies on the
+    // address map being resolved in the interconnect
+
+    // Call the initialisation of the super class
+    ArmSystem::initState();
+}
+
+GenericArmSystem *
+GenericArmSystemParams::create()
+{
+
+    return new GenericArmSystem(this);
+}
diff --git a/src/arch/arm/system.hh b/src/arch/arm/system.hh
index f906dc2d2..599734fd3 100644
--- a/src/arch/arm/system.hh
+++ b/src/arch/arm/system.hh
@@ -49,6 +49,7 @@
 #include "dev/arm/generic_timer.hh"
 #include "kern/linux/events.hh"
 #include "params/ArmSystem.hh"
+#include "params/GenericArmSystem.hh"
 #include "sim/sim_object.hh"
 #include "sim/system.hh"
 
@@ -265,8 +266,25 @@ class ArmSystem : public System
     /** Returns true if ASID is 16 bits for the system of a specific thread
      * context while in AArch64 (ARMv8) */
     static bool haveLargeAsid64(ThreadContext *tc);
+};
 
+class GenericArmSystem : public ArmSystem
+{
+  public:
+    typedef GenericArmSystemParams Params;
+    const Params *
+    params() const
+    {
+        return dynamic_cast<const Params *>(_params);
+    }
+
+    GenericArmSystem(Params *p) : ArmSystem(p) {};
+    virtual ~GenericArmSystem() {};
+
+    /**
+     * Initialise the system
+     */
+    virtual void initState();
 };
 
 #endif
-
diff --git a/src/arch/generic/freebsd/threadinfo.hh b/src/arch/generic/freebsd/threadinfo.hh
new file mode 100644
index 000000000..af9dd85bf
--- /dev/null
+++ b/src/arch/generic/freebsd/threadinfo.hh
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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_GENERIC_FREEBSD_THREADINFO_HH__
+#define __ARCH_GENERIC_FREEBSD_THREADINFO_HH__
+
+#include "cpu/thread_context.hh"
+#include "sim/system.hh"
+#include "sim/vptr.hh"
+
+namespace FreeBSD {
+
+class ThreadInfo
+{
+  private:
+    ThreadContext *tc;
+    System *sys;
+
+  public:
+    ThreadInfo(ThreadContext *_tc)
+        : tc(_tc), sys(tc->getSystemPtr())
+    {
+
+    }
+    ~ThreadInfo()
+    {}
+};
+
+} // namespace FreeBSD
+
+#endif // __ARCH_GENERIC_FREEBSD_THREADINFO_HH__
diff --git a/src/base/loader/elf_object.cc b/src/base/loader/elf_object.cc
index 4abf0a432..ed4fee37a 100644
--- a/src/base/loader/elf_object.cc
+++ b/src/base/loader/elf_object.cc
@@ -150,6 +150,9 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data)
           case ELFOSABI_ARM:
             opSys = ObjectFile::LinuxArmOABI;
             break;
+          case ELFOSABI_FREEBSD:
+            opSys = ObjectFile::FreeBSD;
+            break;
           default:
             opSys = ObjectFile::UnknownOpSys;
         }
@@ -160,7 +163,8 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data)
             Elf_Scn *section;
             GElf_Shdr shdr;
             Elf_Data *data;
-            uint32_t osAbi;;
+            uint32_t osAbi;
+            uint32_t *elem;
             int secIdx = 1;
 
             // Get the first section
@@ -194,6 +198,16 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data)
                         opSys = ObjectFile::Solaris;
                 if (!strcmp(".stab.index", elf_strptr(elf, ehdr.e_shstrndx, shdr.sh_name)))
                         opSys = ObjectFile::Solaris;
+                if (shdr.sh_type == SHT_NOTE && !strcmp(".note.tag",
+                            elf_strptr(elf, ehdr.e_shstrndx, shdr.sh_name))) {
+                    data = elf_rawdata(section, NULL);
+                    assert(data->d_buf);
+                    elem = (uint32_t *)data->d_buf;
+                    if (elem[0] == 0x8) { //size of name
+                        if (memcmp((void *)&elem[3], "FreeBSD", 0x8) == 0)
+                                opSys = ObjectFile::FreeBSD;
+                    }
+                }
 
             section = elf_getscn(elf, ++secIdx);
             } // while sections
diff --git a/src/base/loader/object_file.hh b/src/base/loader/object_file.hh
index 09cde5b53..37f2aa585 100644
--- a/src/base/loader/object_file.hh
+++ b/src/base/loader/object_file.hh
@@ -63,7 +63,8 @@ class ObjectFile
         Tru64,
         Linux,
         Solaris,
-        LinuxArmOABI
+        LinuxArmOABI,
+        FreeBSD
     };
 
   protected:
diff --git a/src/base/output.cc b/src/base/output.cc
index da9a551fa..ce1b49a82 100644
--- a/src/base/output.cc
+++ b/src/base/output.cc
@@ -32,6 +32,7 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <dirent.h>
+#include <unistd.h>
 
 #include <cassert>
 #include <cerrno>
diff --git a/src/base/vnc/vncserver.cc b/src/base/vnc/vncserver.cc
index 77a4316ab..6dc2f2f10 100644
--- a/src/base/vnc/vncserver.cc
+++ b/src/base/vnc/vncserver.cc
@@ -44,16 +44,24 @@
 
 #include <sys/ioctl.h>
 #include <sys/stat.h>
+
+#if defined(__FreeBSD__)
+#include <termios.h>
+
+#else
 #include <sys/termios.h>
-#include <sys/types.h>
+
+#endif
+#include "base/vnc/vncserver.hh"
+
 #include <fcntl.h>
 #include <poll.h>
+#include <sys/types.h>
 #include <unistd.h>
 
 #include <cerrno>
 #include <cstdio>
 
-#include "base/vnc/vncserver.hh"
 #include "base/atomicio.hh"
 #include "base/bitmap.hh"
 #include "base/misc.hh"
diff --git a/src/dev/arm/gic_pl390.cc b/src/dev/arm/gic_pl390.cc
index ced246485..b4dc37682 100644
--- a/src/dev/arm/gic_pl390.cc
+++ b/src/dev/arm/gic_pl390.cc
@@ -276,6 +276,9 @@ Pl390::readCpu(PacketPtr pkt)
             ctx_id);
 
     switch(daddr) {
+      case ICCIIDR:
+        pkt->set<uint32_t>(0);
+        break;
       case ICCICR:
         pkt->set<uint32_t>(cpuEnabled[ctx_id]);
         break;
@@ -525,7 +528,8 @@ Pl390::writeCpu(PacketPtr pkt)
         } else {
             uint32_t int_num = 1 << intNumToBit(iar.ack_id);
             if (!(activeInt[intNumToWord(iar.ack_id)] & int_num))
-                panic("Done handling interrupt that isn't active?\n");
+                warn("Done handling interrupt that isn't active: %d\n",
+                      intNumToBit(iar.ack_id));
             activeInt[intNumToWord(iar.ack_id)] &= ~int_num;
         }
         updateRunPri();
diff --git a/src/dev/terminal.cc b/src/dev/terminal.cc
index 895069774..b4fb50f6e 100644
--- a/src/dev/terminal.cc
+++ b/src/dev/terminal.cc
@@ -34,7 +34,16 @@
  */
 
 #include <sys/ioctl.h>
+
+#if defined(__FreeBSD__)
+#include <termios.h>
+
+#else
 #include <sys/termios.h>
+
+#endif
+#include "dev/terminal.hh"
+
 #include <poll.h>
 #include <unistd.h>
 
@@ -53,7 +62,6 @@
 #include "debug/Terminal.hh"
 #include "debug/TerminalVerbose.hh"
 #include "dev/platform.hh"
-#include "dev/terminal.hh"
 #include "dev/uart.hh"
 
 using namespace std;
diff --git a/src/kern/SConscript b/src/kern/SConscript
index 8fe602b32..7bcf54213 100644
--- a/src/kern/SConscript
+++ b/src/kern/SConscript
@@ -37,6 +37,7 @@ Source('kernel_stats.cc')
 Source('linux/events.cc')
 Source('linux/linux.cc')
 Source('linux/printk.cc')
+Source('freebsd/events.cc')
 Source('operatingsystem.cc')
 Source('system_events.cc')
 
diff --git a/src/kern/freebsd/events.cc b/src/kern/freebsd/events.cc
new file mode 100644
index 000000000..2f4ceb056
--- /dev/null
+++ b/src/kern/freebsd/events.cc
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 "kern/freebsd/events.hh"
+
+#include <sstream>
+
+#include "arch/utility.hh"
+#include "base/trace.hh"
+#include "cpu/thread_context.hh"
+#include "debug/DebugPrintf.hh"
+#include "kern/system_events.hh"
+#include "sim/arguments.hh"
+#include "sim/pseudo_inst.hh"
+#include "sim/system.hh"
+
+namespace FreeBSD {
+
+void
+UDelayEvent::process(ThreadContext *tc)
+{
+    int arg_num;
+
+    arg_num = 0;
+
+    // Get the time in native size
+    uint64_t time = TheISA::getArgument(tc, arg_num,  (uint16_t)-1, false);
+
+    //DPRINTFN("DELAY(%d)\n", time);
+
+    // convert parameter to ns
+    if (argDivToNs)
+        time /= argDivToNs;
+
+    time *= argMultToNs;
+
+    SkipFuncEvent::process(tc);
+
+    PseudoInst::quiesceNs(tc, time);
+}
+
+} // namespace FreeBSD
diff --git a/src/kern/freebsd/events.hh b/src/kern/freebsd/events.hh
new file mode 100644
index 000000000..1d3faa935
--- /dev/null
+++ b/src/kern/freebsd/events.hh
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 __KERN_FREEBSD_EVENTS_HH__
+#define __KERN_FREEBSD_EVENTS_HH__
+
+#include "kern/system_events.hh"
+
+namespace FreeBSD {
+
+/** A class to skip udelay() and related calls in the kernel.
+ * This class has two additional parameters that take the argument to udelay and
+ * manipulated it to come up with ns and eventually ticks to quiesce for.
+ * See descriptions of argDivToNs and argMultToNs below.
+ */
+class UDelayEvent : public SkipFuncEvent
+{
+  private:
+    /** value to divide arg by to create ns. This is present beacues the linux
+     * kernel code sometime precomputes the first multiply that is done in
+     * udelay() if the parameter is a constant. We need to undo it so here is
+     * how. */
+    uint64_t argDivToNs;
+
+    /** value to multiple arg by to create ns. Nominally, this is 1000 to
+     * convert us to ns, but since linux can do some preprocessing of constant
+     * values something else might be required. */
+    uint64_t argMultToNs;
+
+  public:
+    UDelayEvent(PCEventQueue *q, const std::string &desc, Addr addr,
+            uint64_t mult, uint64_t div)
+        : SkipFuncEvent(q, desc, addr), argDivToNs(div), argMultToNs(mult) {}
+    virtual void process(ThreadContext *xc);
+};
+
+}
+
+#endif
diff --git a/src/kern/freebsd/freebsd.hh b/src/kern/freebsd/freebsd.hh
new file mode 100644
index 000000000..e3d5cf5be
--- /dev/null
+++ b/src/kern/freebsd/freebsd.hh
@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
+ * All rights reserved.
+ *
+ * This software was developed by the University of Cambridge Computer
+ * Laboratory as part of the CTSRD Project, with support from the UK Higher
+ * Education Innovation Fund (HEIF).
+ *
+ * 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 __FREEBSD_HH__
+#define __FREEBSD_HH__
+
+#include <string>
+
+#include "base/types.hh"
+#include "kern/operatingsystem.hh"
+
+class ThreadContext;
+class LiveProcess;
+
+///
+/// This class encapsulates the types, structures, constants,
+/// functions, and syscall-number mappings specific to the Alpha FreeBSD
+/// syscall interface.
+///
+class FreeBSD : public OperatingSystem
+{
+
+  public:
+
+    //@{
+    /// Basic FreeBSD types.
+    typedef uint64_t size_t;
+    typedef uint64_t off_t;
+    typedef int64_t time_t;
+    typedef int64_t clock_t;
+    typedef uint32_t uid_t;
+    typedef uint32_t gid_t;
+    //@}
+
+    /// Clock ticks per second, for times().
+    static const int M5_SC_CLK_TCK = 100;
+
+    //@{
+    /// ioctl() command codes.
+    static const unsigned TGT_TIOCGETA   = 0x402c7413;
+    static const unsigned TGT_TIOCSETA   = 0x802c7414;
+    static const unsigned TGT_TIOCSETAW  = 0x802c7415;
+    static const unsigned TGT_FIONREAD   = 0x4004667f;
+    //@}
+
+    /// Return true for the ioctl codes for which we return ENOTTY
+    /// *without* printing a warning, since we know that ENOTTY is the
+    /// correct thing to return (and not just a sign that we don't
+    /// recognize the ioctl code.
+    static bool
+    isTtyReq(unsigned req)
+    {
+        switch (req) {
+          case TGT_TIOCGETA:
+          case TGT_TIOCSETA:
+          case TGT_TIOCSETAW:
+          case TGT_FIONREAD:
+            return true;
+          default:
+            return false;
+        }
+    }
+
+    /// Resource constants for getrlimit().
+    static const unsigned TGT_RLIMIT_CPU = 0;
+    static const unsigned TGT_RLIMIT_FSIZE = 1;
+    static const unsigned TGT_RLIMIT_DATA = 2;
+    static const unsigned TGT_RLIMIT_STACK = 3;
+    static const unsigned TGT_RLIMIT_CORE = 4;
+    static const unsigned TGT_RLIMIT_RSS = 5;
+    static const unsigned TGT_RLIMIT_MEMLOCK = 6;
+    static const unsigned TGT_RLIMIT_NPROC = 7;
+    static const unsigned TGT_RLIMIT_NOFILE = 8;
+    static const unsigned TGT_RLIMIT_SBSIZE = 9;
+    static const unsigned TGT_RLIMIT_VMEM = 10;
+    static const unsigned TGT_RLIMIT_AS = TGT_RLIMIT_VMEM;
+    static const unsigned TGT_RLIMIT_NPTS = 11;
+    static const unsigned TGT_RLIMIT_SWAP = 12;
+    static const unsigned TGT_RLIMIT_KQUEUES = 13;
+
+    /// For getrusage().
+    static const int TGT_RUSAGE_SELF     = 0;
+    static const int TGT_RUSAGE_CHILDREN = -1;
+    static const int TGT_RUSAGE_THREAD   = 1;
+
+    // for *at syscalls
+    static const int TGT_AT_FDCWD   = -100;
+
+};  // class FreeBSD
+
+#endif // __FREEBSD_HH__
diff --git a/src/sim/process.cc b/src/sim/process.cc
index ea6308de6..35f981d1e 100644
--- a/src/sim/process.cc
+++ b/src/sim/process.cc
@@ -77,6 +77,7 @@
 #include "arch/mips/linux/process.hh"
 #elif THE_ISA == ARM_ISA
 #include "arch/arm/linux/process.hh"
+#include "arch/arm/freebsd/process.hh"
 #elif THE_ISA == X86_ISA
 #include "arch/x86/linux/process.hh"
 #elif THE_ISA == POWER_ISA
@@ -736,6 +737,15 @@ LiveProcess::create(LiveProcessParams * params)
                                             objFile->getArch());
         }
         break;
+      case ObjectFile::FreeBSD:
+        if (arch == ObjectFile::Arm64) {
+            process = new ArmFreebsdProcess64(params, objFile,
+                                              objFile->getArch());
+        } else {
+            process = new ArmFreebsdProcess32(params, objFile,
+                                              objFile->getArch());
+        }
+        break;
       case ObjectFile::LinuxArmOABI:
         fatal("M5 does not support ARM OABI binaries. Please recompile with an"
               " EABI compiler.");