Hi Leonardo, If you specify the disk image you also need to specify a kernel and DTB. Instead, to make life a bit easier on yourself, use the machine-type parameter. This has a number of defaults that work out of the box. See configs/common/FSConfig.py for more details.
Andreas On 17/12/2014 12:52, "Leonardo Ecco via gem5-users" <[email protected]> wrote: >I'm having problems running a full system simulation with the ARM >processor. >I'm using the precompiled disk images from the gem5 website. > > >Firstly, I tried using the 32-bit version. Then I get the following error: > >[lecco@shredder gem5-stable]$ ./build/ARM/gem5.opt >configs/example/fs.py --cpu-type=timing --caches --mem-size=256MB >--disk-image=/user/lecco/no_save/Downloads/arm_system/disks/aarch32-ubuntu >-natty-headless.img >gem5 Simulator System. http://gem5.org >gem5 is copyrighted software; use the --copyright option for details. > >gem5 compiled Dec 16 2014 16:47:21 >gem5 started Dec 17 2014 13:47:18 >gem5 executing on shredder.net.ida >command line: ./build/ARM/gem5.opt configs/example/fs.py >--cpu-type=timing --caches --mem-size=256MB >--disk-image=/user/lecco/no_save/Downloads/arm_system/disks/aarch32-ubuntu >-natty-headless.img >Global frequency set at 1000000000000 ticks per second >info: kernel located at: >/user/lecco/no_save/Downloads/arm_system/binaries/vmlinux.aarch32.ll_20131 >205.0-gem5 >Listening for system connection on port 5900 >Listening for system connection on port 3456 > 0: system.cpu.isa: ISA system set to: 0x3ca3080 0x3ca3080 >0: system.remote_gdb.listener: listening for remote gdb #0 on port 7000 >info: Using bootloader at address 0x80000000 >info: Using kernel entry physical address at 0x8000 >warn: Kernel supports device tree, but no DTB file specified >**** REAL SIMULATION **** >warn: Existing EnergyCtrl, but no enabled DVFSHandler found. >info: Entering event queue @ 0. Starting simulation... >warn: Not doing anything for miscreg ACTLR >warn: Not doing anything for write of miscreg ACTLR >warn: The clidr register always reports 0 caches. >warn: clidr LoUIS field of 0b001 to match current ARM implementations. >warn: The csselr register isn't implemented. >fatal: Unable to find destination for addr 0x1c090018 on system.iobus > @ tick 1254122000 >[findPort:build/ARM/mem/xbar.cc, line 345] >Memory Usage: 610700 KBytes >Program aborted at tick 1254122000 >Aborted (core dumped) > > >Then, I tried the 64-bit version. This time a different problem... but >I still dont know how to fix it: > >[lecco@shredder gem5-stable]$ ./build/ARM/gem5.opt >configs/example/fs.py --mem-size=256MB >--disk-image=/user/lecco/no_save/Downloads/arm_system/disks/aarch64-ubuntu >-trusty-headless.img >gem5 Simulator System. http://gem5.org >gem5 is copyrighted software; use the --copyright option for details. > >gem5 compiled Dec 16 2014 16:47:21 >gem5 started Dec 17 2014 13:43:14 >gem5 executing on shredder.net.ida >command line: ./build/ARM/gem5.opt configs/example/fs.py >--mem-size=256MB >--disk-image=/user/lecco/no_save/Downloads/arm_system/disks/aarch64-ubuntu >-trusty-headless.img >Global frequency set at 1000000000000 ticks per second >info: kernel located at: >/user/lecco/no_save/Downloads/arm_system/binaries/vmlinux.aarch64.20140821 >Listening for system connection on port 5900 >Listening for system connection on port 3456 > 0: system.cpu.isa: ISA system set to: 0x485bab0 0x485bab0 >0: system.remote_gdb.listener: listening for remote gdb #0 on port 7000 >info: Using bootloader at address 0x80000000 >info: Using kernel entry physical address at 0x80000 >warn: Kernel supports device tree, but no DTB file specified >warn: Kernel supports generic PCI host but PCI Config offsets >configured for legacy. Set pci_cfg_gen_offsets to True >warn: Kernel supports generic PCI host but PCI IO base is set to 0. >Set pci_io_base to the start of PCI IO space >**** REAL SIMULATION **** >warn: Existing EnergyCtrl, but no enabled DVFSHandler found. >info: Entering event queue @ 0. Starting simulation... >warn: Device system.membus.badaddr_responder accessed by write to >address 0xffffffff size=1 data=0 >gem5.opt: build/ARM/cpu/simple/atomic.cc:453: virtual Fault >AtomicSimpleCPU::writeMem(uint8_t*, unsigned int, Addr, unsigned int, >uint64_t*): Assertion `!pkt.isError()' failed. >Program aborted at tick 6832000 >Aborted (core dumped) > >According to the website, this setup is supposed to work... Do you >guys know what is wrong? >_______________________________________________ >gem5-users mailing list >[email protected] >http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > -- IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. 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