diff --git a/configs/example/arm/starter_se.py b/configs/example/arm/starter_se.py
index 6d5b06b9ae..fbbb5ea94e 100644
--- a/configs/example/arm/starter_se.py
+++ b/configs/example/arm/starter_se.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2016-2017, 2022-2023 Arm Limited
+# Copyright (c) 2016-2017, 2022-2024 Arm Limited
 # All rights reserved.
 #
 # The license below extends only to copyright in the software and shall
@@ -203,6 +203,19 @@ def main():
         default="stdoutput",
         help="Destination for the Tarmac trace output. [Default: stdoutput]",
     )
+    parser.add_argument(
+        "-P",
+        "--param",
+        action="append",
+        default=[],
+        help="Set a SimObject parameter relative to the root node. "
+        "An extended Python multi range slicing syntax can be used "
+        "for arrays. For example: "
+        "'system.cpu[0,1,3:8:2].max_insts_all_threads = 42' "
+        "sets max_insts_all_threads for cpus 0, 1, 3, 5 and 7 "
+        "Direct parameters of the root object are not accessible, "
+        "only parameters of its children.",
+    )
 
     args = parser.parse_args()
 
@@ -215,6 +228,7 @@ def main():
     # Populate the root node with a system. A system corresponds to a
     # single node with shared memory.
     root.system = create(args)
+    root.apply_config(args.param)
 
     # Instantiate the C++ object hierarchy. After this point,
     # SimObjects can't be instantiated anymore.
diff --git a/src/arch/arm/linux/se_workload.cc b/src/arch/arm/linux/se_workload.cc
index c919d85edf..04d2382661 100644
--- a/src/arch/arm/linux/se_workload.cc
+++ b/src/arch/arm/linux/se_workload.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2013, 2015, 2020 ARM Limited
+ * Copyright (c) 2010-2013, 2015, 2020, 2024 ARM Limited
  *
  * The license below extends only to copyright in the software and shall
  * not be construed as granting a license to any other intellectual
@@ -163,7 +163,7 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 14, "mknod", mknodFunc },
         { base + 15, "chmod", chmodFunc<ArmLinux32> },
         { base + 16, "lchown", chownFunc },
-        { base + 19, "lseek", lseekFunc },
+        { base + 19, "lseek", lseekFunc<ArmLinux32> },
         { base + 20, "getpid", getpidFunc },
         { base + 21, "mount" },
         { base + 22, "umount" },
@@ -185,7 +185,7 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 42, "pipe", pipePseudoFunc },
         { base + 43, "times", timesFunc<ArmLinux32> },
         { base + 45, "brk", brkFunc },
-        { base + 46, "setgid" },
+        { base + 46, "setgid", ignoreFunc },
         { base + 47, "getgid", getgidFunc },
         { base + 49, "geteuid", geteuidFunc },
         { base + 50, "getegid", getegidFunc },
@@ -272,7 +272,7 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 142, "newselect" },
         { base + 143, "flock" },
         { base + 144, "msync" },
-        { base + 145, "readv" },
+        { base + 145, "readv", readvFunc<ArmLinux32> },
         { base + 146, "writev", writevFunc<ArmLinux32> },
         { base + 147, "getsid" },
         { base + 148, "fdatasync" },
@@ -293,7 +293,7 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 163, "mremap", mremapFunc<ArmLinux32> }, // ARM-specific
         { base + 164, "setresuid" },
         { base + 165, "getresuid" },
-        { base + 168, "poll" },
+        { base + 168, "poll", pollFunc<ArmLinux32> },
         { base + 169, "nfsservctl" },
         { base + 170, "setresgid" },
         { base + 171, "getresgid" },
@@ -305,10 +305,10 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 177, "rt_sigtimedwait" },
         { base + 178, "rt_sigqueueinfo", ignoreFunc },
         { base + 179, "rt_sigsuspend" },
-        { base + 180, "pread64" },
-        { base + 181, "pwrite64" },
+        { base + 180, "pread64", pread64Func<ArmLinux32> },
+        { base + 181, "pwrite64", pwrite64Func<ArmLinux32> },
         { base + 182, "chown" },
-        { base + 183, "getcwd", getcwdFunc },
+        { base + 183, "getcwd", getcwdFunc<ArmLinux32> },
         { base + 184, "capget" },
         { base + 185, "capset" },
         { base + 186, "sigaltstack" },
@@ -316,7 +316,7 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 190, "vfork" },
         { base + 191, "getrlimit", getrlimitFunc<ArmLinux32> },
         { base + 192, "mmap2", mmapFunc<ArmLinux32> },
-        { base + 193, "truncate64" },
+        { base + 193, "truncate64", truncate64Func },
         { base + 194, "ftruncate64", ftruncate64Func },
         { base + 195, "stat64", stat64Func<ArmLinux32> },
         { base + 196, "lstat64", lstat64Func<ArmLinux32> },
@@ -336,8 +336,8 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 210, "setresgid" },
         { base + 211, "getresgid" },
         { base + 212, "chown" },
-        { base + 213, "setuid" },
-        { base + 214, "setgid" },
+        { base + 213, "setuid", ignoreFunc },
+        { base + 214, "setgid", ignoreFunc },
         { base + 215, "setfsuid" },
         { base + 216, "setfsgid" },
 #if defined(SYS_getdents64)
@@ -488,7 +488,9 @@ class SyscallTable32 : public SyscallDescTable<EmuLinux::SyscallABI32>
         { base + 363, "sys_rt_tgsigqueueinfo" },
         { base + 364, "sys_perf_event_open" },
         { base + 365, "sys_recvmmsg" },
-        { base + 384, "getrandom", getrandomFunc<ArmLinux32> }
+        { base + 384, "getrandom", getrandomFunc<ArmLinux32> },
+        { base + 397, "sys_statx", ignoreFunc },
+        { base + 398, "sys_rseq", ignoreFunc }
     })
     {}
 };
@@ -516,7 +518,7 @@ class SyscallTable64 : public SyscallDescTable<EmuLinux::SyscallABI64>
         {   base + 14, "removexattr" },
         {   base + 15, "lremovexattr" },
         {   base + 16, "fremovexattr" },
-        {   base + 17, "getcwd", getcwdFunc },
+        {   base + 17, "getcwd", getcwdFunc<ArmLinux64> },
         {   base + 18, "lookup_dcookie" },
         {   base + 19, "eventfd2" },
         {   base + 20, "epoll_create1" },
@@ -544,7 +546,7 @@ class SyscallTable64 : public SyscallDescTable<EmuLinux::SyscallABI64>
         {   base + 42, "nfsservctl" },
         {   base + 43, "statfs64" },
         {   base + 44, "fstatfs64" },
-        {   base + 45, "truncate64" },
+        {   base + 45, "truncate64", truncate64Func },
         {   base + 46, "ftruncate64", ftruncate64Func },
         {   base + 47, "fallocate", fallocateFunc<ArmLinux64> },
         {   base + 48, "faccessat", faccessatFunc<ArmLinux64> },
@@ -565,13 +567,13 @@ class SyscallTable64 : public SyscallDescTable<EmuLinux::SyscallABI64>
 #else
         {   base + 61, "getdents64" },
 #endif
-        {   base + 62, "llseek", lseekFunc },
+        {   base + 62, "lseek", lseekFunc<ArmLinux64> },
         {   base + 63, "read", readFunc<ArmLinux64> },
         {   base + 64, "write", writeFunc<ArmLinux64> },
-        {   base + 65, "readv" },
+        {   base + 65, "readv", readvFunc<ArmLinux64> },
         {   base + 66, "writev", writevFunc<ArmLinux64> },
-        {   base + 67, "pread64" },
-        {   base + 68, "pwrite64" },
+        {   base + 67, "pread64", pread64Func<ArmLinux64> },
+        {   base + 68, "pwrite64", pwrite64Func<ArmLinux64> },
         {   base + 69, "preadv" },
         {   base + 70, "pwritev" },
         {   base + 71, "sendfile64" },
@@ -815,7 +817,7 @@ class SyscallTable64 : public SyscallDescTable<EmuLinux::SyscallABI64>
         { base + 1054, "newfstatat" },
         { base + 1055, "fstatfs" },
         { base + 1056, "statfs" },
-        { base + 1057, "lseek", lseekFunc },
+        { base + 1057, "lseek", lseekFunc<ArmLinux64> },
         { base + 1058, "mmap", mmapFunc<ArmLinux64> },
         { base + 1059, "alarm" },
         { base + 1060, "getpgrp" },
@@ -830,7 +832,7 @@ class SyscallTable64 : public SyscallDescTable<EmuLinux::SyscallABI64>
 #endif
         { base + 1066, "futimesat", futimesatFunc<ArmLinux64> },
         { base + 1067, "select" },
-        { base + 1068, "poll" },
+        { base + 1068, "poll", pollFunc<ArmLinux64> },
         { base + 1069, "epoll_wait" },
         { base + 1070, "ustat" },
         { base + 1071, "vfork" },
diff --git a/src/arch/mips/linux/linux.hh b/src/arch/mips/linux/linux.hh
index 2dab558750..543cdb05b0 100644
--- a/src/arch/mips/linux/linux.hh
+++ b/src/arch/mips/linux/linux.hh
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright (c) 2006 The Regents of The University of Michigan
  * All rights reserved.
  *
@@ -192,6 +203,8 @@ class MipsLinux : public Linux, public OpenFlagTable<MipsLinux>
        uint32_t mem_unit;  /* Memory unit size in bytes */
     };
 
+    typedef uint32_t size_t;
+    typedef int32_t off_t;
 };
 
 } // namespace gem5
diff --git a/src/arch/mips/linux/se_workload.cc b/src/arch/mips/linux/se_workload.cc
index 0f5cd788e2..a7aedbc0e6 100644
--- a/src/arch/mips/linux/se_workload.cc
+++ b/src/arch/mips/linux/se_workload.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright 2005 The Regents of The University of Michigan
  * Copyright 2007 MIPS Technologies, Inc.
  * Copyright 2020 Google Inc.
@@ -177,7 +188,7 @@ SyscallDescTable<MipsISA::SEWorkload::SyscallABI> EmuLinux::syscallDescs = {
     { 4016, "lchown", chownFunc },
     { 4017, "break", brkFunc },
     { 4018, "unused#18" },
-    { 4019, "lseek", lseekFunc },
+    { 4019, "lseek", lseekFunc<MipsLinux> },
     { 4020, "getpid", getpidFunc },
     { 4021, "mount" },
     { 4022, "umount" },
@@ -361,7 +372,7 @@ SyscallDescTable<MipsISA::SEWorkload::SyscallABI> EmuLinux::syscallDescs = {
     { 4200, "pread64" },
     { 4201, "pwrite64" },
     { 4202, "chown" },
-    { 4203, "getcwd", getcwdFunc },
+    { 4203, "getcwd", getcwdFunc<MipsLinux> },
     { 4204, "capget" },
     { 4205, "capset" },
     { 4206, "sigalstack" },
diff --git a/src/arch/power/linux/se_workload.cc b/src/arch/power/linux/se_workload.cc
index c376b5f723..5304de8a15 100644
--- a/src/arch/power/linux/se_workload.cc
+++ b/src/arch/power/linux/se_workload.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright 2003-2005 The Regents of The University of Michigan
  * Copyright 2007-2008 The Florida State University
  * Copyright 2009 The University of Edinburgh
@@ -126,7 +137,7 @@ SyscallDescTable<PowerISA::SEWorkload::SyscallABI> EmuLinux::syscallDescs = {
     { 16, "lchown", chownFunc },
     { 17, "break", brkFunc }, //???
     { 18, "unused#18" }, //???
-    { 19, "lseek", lseekFunc },
+    { 19, "lseek", lseekFunc<PowerLinux> },
     { 20, "getpid", getpidFunc },
     { 21, "mount" },
     { 22, "umount" },
diff --git a/src/arch/riscv/linux/se_workload.cc b/src/arch/riscv/linux/se_workload.cc
index 952fe7140f..c1af16fb3b 100644
--- a/src/arch/riscv/linux/se_workload.cc
+++ b/src/arch/riscv/linux/se_workload.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright 2005 The Regents of The University of Michigan
  * Copyright 2007 MIPS Technologies, Inc.
  * Copyright 2016 The University of Virginia
@@ -141,7 +152,7 @@ SyscallDescTable<SEWorkload::SyscallABI64> EmuLinux::syscallDescs64 = {
     { 14,   "removexattr" },
     { 15,   "lremovexattr" },
     { 16,   "fremovexattr" },
-    { 17,   "getcwd", getcwdFunc },
+    { 17,   "getcwd", getcwdFunc<RiscvLinux64> },
     { 18,   "lookup_dcookie" },
     { 19,   "eventfd2" },
     { 20,   "epoll_create1" },
@@ -190,7 +201,7 @@ SyscallDescTable<SEWorkload::SyscallABI64> EmuLinux::syscallDescs64 = {
 #else
     { 61,   "getdents64" },
 #endif
-    { 62,   "lseek", lseekFunc },
+    { 62,   "lseek", lseekFunc<RiscvLinux64> },
     { 63,   "read", readFunc<RiscvLinux64> },
     { 64,   "write", writeFunc<RiscvLinux64> },
     { 66,   "writev", writevFunc<RiscvLinux64> },
@@ -432,7 +443,7 @@ SyscallDescTable<SEWorkload::SyscallABI64> EmuLinux::syscallDescs64 = {
     { 1054, "newfstatat", newfstatatFunc<RiscvLinux64> },
     { 1055, "fstatfs", fstatfsFunc<RiscvLinux64> },
     { 1056, "statfs", statfsFunc<RiscvLinux64> },
-    { 1057, "lseek", lseekFunc },
+    { 1057, "lseek", lseekFunc<RiscvLinux64> },
     { 1058, "mmap", mmapFunc<RiscvLinux64> },
     { 1059, "alarm" },
     { 1060, "getpgrp", getpgrpFunc },
@@ -480,7 +491,7 @@ SyscallDescTable<SEWorkload::SyscallABI32> EmuLinux::syscallDescs32 = {
     { 14,   "removexattr" },
     { 15,   "lremovexattr" },
     { 16,   "fremovexattr" },
-    { 17,   "getcwd", getcwdFunc },
+    { 17,   "getcwd", getcwdFunc<RiscvLinux32> },
     { 18,   "lookup_dcookie" },
     { 19,   "eventfd2" },
     { 20,   "epoll_create1" },
@@ -529,7 +540,7 @@ SyscallDescTable<SEWorkload::SyscallABI32> EmuLinux::syscallDescs32 = {
 #else
     { 61,   "getdents64" },
 #endif
-    { 62,   "lseek", lseekFunc },
+    { 62,   "lseek", lseekFunc<RiscvLinux32> },
     { 63,   "read", readFunc<RiscvLinux32> },
     { 64,   "write", writeFunc<RiscvLinux32> },
     { 66,   "writev", writevFunc<RiscvLinux32> },
@@ -771,7 +782,7 @@ SyscallDescTable<SEWorkload::SyscallABI32> EmuLinux::syscallDescs32 = {
     { 1054, "newfstatat", newfstatatFunc<RiscvLinux32> },
     { 1055, "fstatfs", fstatfsFunc<RiscvLinux32> },
     { 1056, "statfs", statfsFunc<RiscvLinux32> },
-    { 1057, "lseek", lseekFunc },
+    { 1057, "lseek", lseekFunc<RiscvLinux32> },
     { 1058, "mmap", mmapFunc<RiscvLinux32> },
     { 1059, "alarm" },
     { 1060, "getpgrp", getpgrpFunc },
diff --git a/src/arch/sparc/linux/linux.hh b/src/arch/sparc/linux/linux.hh
index 5913ddb737..e609031e8b 100644
--- a/src/arch/sparc/linux/linux.hh
+++ b/src/arch/sparc/linux/linux.hh
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright (c) 2003-2005 The Regents of The University of Michigan
  * All rights reserved.
  *
@@ -242,6 +253,9 @@ class SparcLinux : public Linux, public OpenFlagTable<SparcLinux>
         ptc->setReg(SparcISA::SyscallPseudoReturnReg, (RegVal)0);
         ctc->setReg(SparcISA::SyscallPseudoReturnReg, 1);
     }
+
+    typedef uint64_t size_t;
+    typedef int64_t off_t;
 };
 
 class Sparc32Linux : public SparcLinux
@@ -288,6 +302,9 @@ class Sparc32Linux : public SparcLinux
         uint32_t mem_unit;  /* Memory unit size in bytes */
     };
 
+    typedef uint32_t size_t;
+    typedef int32_t off_t;
+
     /// Resource constants for getrlimit() (overide some generics).
     static const unsigned TGT_RLIMIT_NPROC = 7;
     static const unsigned TGT_RLIMIT_NOFILE = 6;
diff --git a/src/arch/sparc/linux/syscalls.cc b/src/arch/sparc/linux/syscalls.cc
index 093fc9ccd3..2ff0fa1a1e 100644
--- a/src/arch/sparc/linux/syscalls.cc
+++ b/src/arch/sparc/linux/syscalls.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright (c) 2003-2005 The Regents of The University of Michigan
  * All rights reserved.
  *
@@ -104,7 +115,7 @@ SyscallDescTable<SEWorkload::SyscallABI32> EmuLinux::syscall32Descs = {
     {  16, "lchown" }, // 32 bit
     {  17, "brk", brkFunc },
     {  18, "perfctr" }, // 32 bit
-    {  19, "lseek", lseekFunc }, // 32 bit
+    {  19, "lseek", lseekFunc<Sparc32Linux> }, // 32 bit
     {  20, "getpid", getpidFunc },
     {  21, "capget" },
     {  22, "capset" },
@@ -204,7 +215,7 @@ SyscallDescTable<SEWorkload::SyscallABI32> EmuLinux::syscall32Descs = {
     { 116, "gettimeofday", gettimeofdayFunc<Sparc32Linux> }, // 32 bit
     { 117, "getrusage" }, // 32 bit
     { 118, "getsockopt" },
-    { 119, "getcwd", getcwdFunc },
+    { 119, "getcwd", getcwdFunc<Sparc32Linux> },
     { 120, "readv" },
     { 121, "writev" },
     { 122, "settimeofday" }, // 32 bit
@@ -407,7 +418,7 @@ SyscallDescTable<SEWorkload::SyscallABI64> EmuLinux::syscallDescs = {
     { 16, "lchown" },
     { 17, "brk", brkFunc },
     { 18, "perfctr" },
-    { 19, "lseek", lseekFunc },
+    { 19, "lseek", lseekFunc<SparcLinux> },
     { 20, "getpid", getpidFunc },
     { 21, "capget" },
     { 22, "capset" },
diff --git a/src/arch/x86/linux/linux.hh b/src/arch/x86/linux/linux.hh
index 2b2031cc3c..caebbe8247 100644
--- a/src/arch/x86/linux/linux.hh
+++ b/src/arch/x86/linux/linux.hh
@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2024 Arm Limited
  * Copyright (c) 2007 The Hewlett-Packard Development Company
  * All rights reserved.
  *
@@ -240,7 +241,7 @@ class X86Linux64 : public X86Linux, public OpenFlagTable<X86Linux64>
     //@{
     /// Basic X86_64 Linux types
     typedef uint64_t size_t;
-    typedef uint64_t off_t;
+    typedef int64_t off_t;
     typedef int64_t time_t;
     typedef int64_t clock_t;
     //@}
@@ -387,7 +388,7 @@ class X86Linux32 : public X86Linux, public OpenFlagTable<X86Linux32>
     //@{
     /// Basic X86 Linux types
     typedef uint32_t size_t;
-    typedef uint32_t off_t;
+    typedef int32_t off_t;
     typedef int32_t time_t;
     typedef int32_t clock_t;
     //@}
diff --git a/src/arch/x86/linux/syscall_tbl32.cc b/src/arch/x86/linux/syscall_tbl32.cc
index 2de334cee3..bf5d03e7b5 100644
--- a/src/arch/x86/linux/syscall_tbl32.cc
+++ b/src/arch/x86/linux/syscall_tbl32.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright 2020 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -58,7 +69,7 @@ SyscallDescTable<EmuLinux::SyscallABI32> EmuLinux::syscallDescs32 = {
     {  16, "lchown" },
     {  17, "break" },
     {  18, "oldstat" },
-    {  19, "lseek" },
+    {  19, "lseek", lseekFunc<X86Linux32> },
     {  20, "getpid", getpidFunc },
     {  21, "mount" },
     {  22, "umount" },
@@ -226,7 +237,7 @@ SyscallDescTable<EmuLinux::SyscallABI32> EmuLinux::syscallDescs32 = {
     { 180, "pread64", pread64Func<X86Linux64> },
     { 181, "pwrite64", pwrite64Func<X86Linux64> },
     { 182, "chown" },
-    { 183, "getcwd", getcwdFunc },
+    { 183, "getcwd", getcwdFunc<X86Linux32> },
     { 184, "capget" },
     { 185, "capset" },
     { 186, "sigaltstack" },
diff --git a/src/arch/x86/linux/syscall_tbl64.cc b/src/arch/x86/linux/syscall_tbl64.cc
index 1b3dfaf020..1c3eebd63d 100644
--- a/src/arch/x86/linux/syscall_tbl64.cc
+++ b/src/arch/x86/linux/syscall_tbl64.cc
@@ -1,4 +1,15 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright 2020 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -47,7 +58,7 @@ SyscallDescTable<EmuLinux::SyscallABI64> EmuLinux::syscallDescs64 = {
     {   5, "fstat", fstat64Func<X86Linux64> },
     {   6, "lstat", lstat64Func<X86Linux64> },
     {   7, "poll", pollFunc<X86Linux64> },
-    {   8, "lseek", lseekFunc },
+    {   8, "lseek", lseekFunc<X86Linux64> },
     {   9, "mmap", mmapFunc<X86Linux64> },
     {  10, "mprotect", ignoreFunc },
     {  11, "munmap", munmapFunc<X86Linux64> },
@@ -122,7 +133,7 @@ SyscallDescTable<EmuLinux::SyscallABI64> EmuLinux::syscallDescs64 = {
 #else
     {  78, "getdents" },
 #endif
-    {  79, "getcwd", getcwdFunc },
+    {  79, "getcwd", getcwdFunc<X86Linux64> },
     {  80, "chdir", chdirFunc },
     {  81, "fchdir" },
     {  82, "rename", renameFunc },
diff --git a/src/kern/linux/linux.hh b/src/kern/linux/linux.hh
index 5b7a20ff4a..9d1d5392de 100644
--- a/src/kern/linux/linux.hh
+++ b/src/kern/linux/linux.hh
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited
+ * Copyright (c) 2021, 2024 Arm Limited
  * All rights reserved
  *
  * The license below extends only to copyright in the software and shall
@@ -66,7 +66,7 @@ class Linux : public OperatingSystem
     //@{
     /// Basic Linux types.
     typedef uint64_t size_t;
-    typedef uint64_t off_t;
+    typedef int64_t off_t;
     typedef int64_t time_t;
     typedef int64_t clock_t;
     typedef uint32_t uid_t;
diff --git a/src/sim/syscall_emul.cc b/src/sim/syscall_emul.cc
index 9794a4835e..909b566b96 100644
--- a/src/sim/syscall_emul.cc
+++ b/src/sim/syscall_emul.cc
@@ -1,4 +1,16 @@
 /*
+ * Copyright (c) 2024 Arm Limited
+ *
+ * The license below extends only to copyright in the software and
+ * shall not be construed as granting a license to any other
+ * intellectual property including but not limited to intellectual
+ * property relating to a hardware implementation of the
+ * functionality of the software licensed hereunder.  You may use the
+ * software subject to the license terms below provided that you
+ * ensure that this notice is replicated unmodified and in its
+ * entirety in all distributions of the software, modified or
+ * unmodified, in source code or in binary form.
+ *
  * Copyright (c) 2003-2005 The Regents of The University of Michigan
  * All rights reserved.
  *
@@ -277,7 +289,7 @@ brkFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> new_brk)
 }
 
 SyscallReturn
-setTidAddressFunc(SyscallDesc *desc, ThreadContext *tc, uint64_t tidPtr)
+setTidAddressFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> tidPtr)
 {
     auto process = tc->getProcessPtr();
 
@@ -292,26 +304,10 @@ closeFunc(SyscallDesc *desc, ThreadContext *tc, int tgt_fd)
     return p->fds->closeFDEntry(tgt_fd);
 }
 
-SyscallReturn
-lseekFunc(SyscallDesc *desc, ThreadContext *tc,
-          int tgt_fd, uint64_t offs, int whence)
-{
-    auto p = tc->getProcessPtr();
-
-    auto ffdp = std::dynamic_pointer_cast<FileFDEntry>((*p->fds)[tgt_fd]);
-    if (!ffdp)
-        return -EBADF;
-    int sim_fd = ffdp->getSimFD();
-
-    off_t result = lseek(sim_fd, offs, whence);
-
-    return (result == (off_t)-1) ? -errno : result;
-}
-
 
 SyscallReturn
 _llseekFunc(SyscallDesc *desc, ThreadContext *tc,
-            int tgt_fd, uint64_t offset_high, uint32_t offset_low,
+            int tgt_fd, uint32_t offset_high, uint32_t offset_low,
             VPtr<> result_ptr, int whence)
 {
     auto p = tc->getProcessPtr();
@@ -321,7 +317,7 @@ _llseekFunc(SyscallDesc *desc, ThreadContext *tc,
         return -EBADF;
     int sim_fd = ffdp->getSimFD();
 
-    uint64_t offset = (offset_high << 32) | offset_low;
+    uint64_t offset = ((uint64_t) offset_high << 32) | offset_low;
 
     uint64_t result = lseek(sim_fd, offset, whence);
     result = htog(result, tc->getSystemPtr()->getGuestByteOrder());
@@ -348,36 +344,6 @@ gethostnameFunc(SyscallDesc *desc, ThreadContext *tc,
     return 0;
 }
 
-SyscallReturn
-getcwdFunc(SyscallDesc *desc, ThreadContext *tc,
-           VPtr<> buf_ptr, unsigned long size)
-{
-    int result = 0;
-    auto p = tc->getProcessPtr();
-    BufferArg buf(buf_ptr, size);
-
-    // Is current working directory defined?
-    std::string cwd = p->tgtCwd;
-    if (!cwd.empty()) {
-        if (cwd.length() >= size) {
-            // Buffer too small
-            return -ERANGE;
-        }
-        strncpy((char *)buf.bufferPtr(), cwd.c_str(), size);
-        result = cwd.length();
-    } else {
-        if (getcwd((char *)buf.bufferPtr(), size)) {
-            result = strlen((char *)buf.bufferPtr());
-        } else {
-            result = -1;
-        }
-    }
-
-    buf.copyOut(SETranslatingPortProxy(tc));
-
-    return (result == -1) ? -errno : result;
-}
-
 SyscallReturn
 unlinkFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> pathname)
 {
diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh
index 4c822d14a1..b72d12025b 100644
--- a/src/sim/syscall_emul.hh
+++ b/src/sim/syscall_emul.hh
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2013, 2015, 2019-2021, 2023 Arm Limited
+ * Copyright (c) 2012-2013, 2015, 2019-2021, 2023-2024 Arm Limited
  * Copyright (c) 2015 Advanced Micro Devices, Inc.
  * All rights reserved
  *
@@ -149,7 +149,7 @@ SyscallReturn exitGroupFunc(SyscallDesc *desc, ThreadContext *tc, int status);
 
 /// Target set_tid_address() handler.
 SyscallReturn setTidAddressFunc(SyscallDesc *desc, ThreadContext *tc,
-                                uint64_t tidPtr);
+                                VPtr<> tidPtr);
 
 /// Target getpagesize() handler.
 SyscallReturn getpagesizeFunc(SyscallDesc *desc, ThreadContext *tc);
@@ -160,13 +160,9 @@ SyscallReturn brkFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> new_brk);
 /// Target close() handler.
 SyscallReturn closeFunc(SyscallDesc *desc, ThreadContext *tc, int tgt_fd);
 
-/// Target lseek() handler.
-SyscallReturn lseekFunc(SyscallDesc *desc, ThreadContext *tc,
-                        int tgt_fd, uint64_t offs, int whence);
-
 /// Target _llseek() handler.
 SyscallReturn _llseekFunc(SyscallDesc *desc, ThreadContext *tc,
-                          int tgt_fd, uint64_t offset_high,
+                          int tgt_fd, uint32_t offset_high,
                           uint32_t offset_low, VPtr<> result_ptr, int whence);
 
 /// Target shutdown() handler.
@@ -177,10 +173,6 @@ SyscallReturn shutdownFunc(SyscallDesc *desc, ThreadContext *tc,
 SyscallReturn gethostnameFunc(SyscallDesc *desc, ThreadContext *tc,
                               VPtr<> buf_ptr, int name_len);
 
-/// Target getcwd() handler.
-SyscallReturn getcwdFunc(SyscallDesc *desc, ThreadContext *tc,
-                         VPtr<> buf_ptr, unsigned long size);
-
 /// Target unlink() handler.
 SyscallReturn unlinkFunc(SyscallDesc *desc, ThreadContext *tc,
                          VPtr<> pathname);
@@ -976,6 +968,56 @@ openFunc(SyscallDesc *desc, ThreadContext *tc,
             desc, tc, OS::TGT_AT_FDCWD, pathname, tgt_flags, mode);
 }
 
+/// Target getcwd() handler
+template <class OS>
+SyscallReturn
+getcwdFunc(SyscallDesc *desc, ThreadContext *tc,
+           VPtr<> buf_ptr, typename OS::size_t size)
+{
+    int result = 0;
+    auto p = tc->getProcessPtr();
+    BufferArg buf(buf_ptr, size);
+
+    // Is current working directory defined?
+    std::string cwd = p->tgtCwd;
+    if (!cwd.empty()) {
+        if (cwd.length() >= size) {
+            // Buffer too small
+            return -ERANGE;
+        }
+        strncpy((char *)buf.bufferPtr(), cwd.c_str(), size);
+        result = cwd.length();
+    } else {
+        if (getcwd((char *)buf.bufferPtr(), size)) {
+            result = strlen((char *)buf.bufferPtr());
+        } else {
+            result = -1;
+        }
+    }
+
+    buf.copyOut(SETranslatingPortProxy(tc));
+
+    return (result == -1) ? -errno : result;
+}
+
+/// Target lseek() handler
+template <class OS>
+SyscallReturn
+lseekFunc(SyscallDesc *desc, ThreadContext *tc,
+          int tgt_fd, typename OS::off_t offs, int whence)
+{
+    auto p = tc->getProcessPtr();
+
+    auto ffdp = std::dynamic_pointer_cast<FileFDEntry>((*p->fds)[tgt_fd]);
+    if (!ffdp)
+        return -EBADF;
+    int sim_fd = ffdp->getSimFD();
+
+    off_t result = lseek(sim_fd, offs, whence);
+
+    return (result == (off_t)-1) ? -errno : result;
+}
+
 /// Target unlinkat() handler.
 template <class OS>
 SyscallReturn
@@ -1327,7 +1369,8 @@ fchmodFunc(SyscallDesc *desc, ThreadContext *tc, int tgt_fd, uint32_t mode)
 template <class OS>
 SyscallReturn
 mremapFunc(SyscallDesc *desc, ThreadContext *tc,
-        VPtr<> start, uint64_t old_length, uint64_t new_length, uint64_t flags,
+        VPtr<> start, typename OS::size_t old_length,
+        typename OS::size_t new_length, int flags,
         guest_abi::VarArgs<uint64_t> varargs)
 {
     auto p = tc->getProcessPtr();
@@ -1877,7 +1920,7 @@ fstatfsFunc(SyscallDesc *desc, ThreadContext *tc,
 template <class OS>
 SyscallReturn
 readvFunc(SyscallDesc *desc, ThreadContext *tc,
-          int tgt_fd, uint64_t tiov_base,
+          int tgt_fd, VPtr<> tiov_base,
           typename OS::size_t count)
 {
     auto p = tc->getProcessPtr();
@@ -1915,7 +1958,7 @@ readvFunc(SyscallDesc *desc, ThreadContext *tc,
 template <class OS>
 SyscallReturn
 writevFunc(SyscallDesc *desc, ThreadContext *tc,
-           int tgt_fd, uint64_t tiov_base,
+           int tgt_fd, VPtr<> tiov_base,
            typename OS::size_t count)
 {
     auto p = tc->getProcessPtr();
@@ -2092,7 +2135,8 @@ mmapFunc(SyscallDesc *desc, ThreadContext *tc,
 template <class OS>
 SyscallReturn
 pread64Func(SyscallDesc *desc, ThreadContext *tc,
-            int tgt_fd, VPtr<> bufPtr, int nbytes, int offset)
+            int tgt_fd, VPtr<> bufPtr, typename OS::size_t nbytes,
+            typename OS::off_t offset)
 {
     auto p = tc->getProcessPtr();
 
@@ -2113,7 +2157,8 @@ pread64Func(SyscallDesc *desc, ThreadContext *tc,
 template <class OS>
 SyscallReturn
 pwrite64Func(SyscallDesc *desc, ThreadContext *tc,
-             int tgt_fd, VPtr<> bufPtr, int nbytes, int offset)
+             int tgt_fd, VPtr<> bufPtr, typename OS::size_t nbytes,
+             typename OS::off_t offset)
 {
     auto p = tc->getProcessPtr();
 
@@ -2746,7 +2791,7 @@ selectFunc(SyscallDesc *desc, ThreadContext *tc, int nfds,
 template <class OS>
 SyscallReturn
 readFunc(SyscallDesc *desc, ThreadContext *tc,
-        int tgt_fd, VPtr<> buf_ptr, int nbytes)
+        int tgt_fd, VPtr<> buf_ptr, typename OS::size_t nbytes)
 {
     auto p = tc->getProcessPtr();
 
@@ -2774,7 +2819,7 @@ readFunc(SyscallDesc *desc, ThreadContext *tc,
 template <class OS>
 SyscallReturn
 writeFunc(SyscallDesc *desc, ThreadContext *tc,
-        int tgt_fd, VPtr<> buf_ptr, int nbytes)
+        int tgt_fd, VPtr<> buf_ptr, typename OS::size_t nbytes)
 {
     auto p = tc->getProcessPtr();