I've compiled a C program for ARM on Linux Ubuntu 16.04 using
arm-linux-gnueabi-gcc -o MM1.ARM -O3 -static -g -Wall MM1.c file MM1.ARM MM1.ARM: ELF 32-bit LSB executable, ARM, EABI5 version 1 (SYSV), statically linked, for GNU/Linux 3.2.0, BuildID[sha1]=b6582e1073682d41eb5262ad5393cebb8578e05d, not stripped uname -a Linux 4.4.0-59-generic #80-Ubuntu SMP Fri Jan 6 17:47:47 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux arm-linux-gnueabi-gcc --version arm-linux-gnueabi-gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609 And tried to run a simulation build/ARM/gem5.opt configs/example/se.py ../MM1.ARM And then the following output is produced: gem5 Simulator System. http://gem5.org gem5 is copyrighted software; use the --copyright option for details. gem5 compiled Jan 9 2017 14:04:12 gem5 started Feb 7 2017 13:54:14 gem5 executing on matrix01.doc.ic.ac.uk, pid 1076665 command line: build/ARM/gem5.opt configs/example/se.py ../MM1.ARM Error: script doesn't take any positional arguments matrix01% build/ARM/gem5.opt configs/example/se.py -c ../MM1.ARM -o "2" gem5 Simulator System. http://gem5.org gem5 is copyrighted software; use the --copyright option for details. gem5 compiled Jan 9 2017 14:04:12 gem5 started Feb 7 2017 13:54:29 gem5 executing on matrix01.doc.ic.ac.uk, pid 1076778 command line: build/ARM/gem5.opt configs/example/se.py -c ../MM1.ARM -o 2 Global frequency set at 1000000000000 ticks per second warn: DRAM device capacity (8192 Mbytes) does not match the address range assigned (512 Mbytes) 0: system.remote_gdb.listener: listening for remote gdb #0 on port 7000 warn: ClockedObject: More than one power state change request encountered within the same simulation tick **** REAL SIMULATION **** info: Entering event queue @ 0. Starting simulation... FATAL: kernel too old warn: ignoring syscall rt_sigprocmask(1, ...) (further warnings will be suppressed) panic: Page table fault when accessing virtual address 0xfffffba8 @ tick 622500 [invoke:build/ARM/sim/faults.cc, line 69] Memory Usage: 666340 KBytes Program aborted at tick 622500 --- BEGIN LIBC BACKTRACE --- build/ARM/gem5.opt(_Z15print_backtracev+0x28)[0xff8178] build/ARM/gem5.opt(_Z12abortHandleri+0x46)[0x10140f6] /lib/x86_64-linux-gnu/libpthread.so.0(+0x11390)[0x7ff7651a8390] /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)[0x7ff763ecf428] /lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)[0x7ff763ed102a] build/ARM/gem5.opt(_Z15__exit_epilogueiPKcS0_iS0_+0x440)[0xf386c0] build/ARM/gem5.opt(_Z14__exit_messageIImEEvPKciS1_S1_iS1_DpRKT_+0x10b)[0x92c99b] build/ARM/gem5.opt(_ZN21GenericPageTableFault6invokeEP13ThreadContextRK14RefCountingPtrI10StaticInstE+0x3b)[0x1061dfb] build/ARM/gem5.opt(_ZN13BaseSimpleCPU9advancePCERKSt10shared_ptrI9FaultBaseE+0x104)[0xa78544] build/ARM/gem5.opt(_ZN15AtomicSimpleCPU4tickEv+0x3e0)[0xa6ece0] build/ARM/gem5.opt(_ZN10EventQueue10serviceOneEv+0xb1)[0x1005651] build/ARM/gem5.opt(_Z9doSimLoopP10EventQueue+0x50)[0x102fe20] build/ARM/gem5.opt(_Z8simulatem+0x203)[0x10303f3] build/ARM/gem5.opt[0xfa2f72] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x7852)[0x7ff765472552] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x85c)[0x7ff76559c01c] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x6ffd)[0x7ff765471cfd] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x7124)[0x7ff765471e24] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x7124)[0x7ff765471e24] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x85c)[0x7ff76559c01c] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCode+0x19)[0x7ff76546ab89] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x613b)[0x7ff765470e3b] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x85c)[0x7ff76559c01c] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x6ffd)[0x7ff765471cfd] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x85c)[0x7ff76559c01c] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyEval_EvalCode+0x19)[0x7ff76546ab89] /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0(PyRun_StringFlags+0x76)[0x7ff7654d8166] build/ARM/gem5.opt(_Z6m5MainiPPc+0x6f)[0x10138ff] build/ARM/gem5.opt(main+0x33)[0x8b12a3] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)[0x7ff763eba830] build/ARM/gem5.opt(_start+0x29)[0x902109] --- END LIBC BACKTRACE --- Abort Why does this happen? I've read a few old threads about compiling a newer version of the kernel for gem5 but I don't understand what this means; what does the linux kernel have to do with gem5? Do i need to compile a separate kernel for every architecture (x86, ARM ...) ? Thanks
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