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Hi all,

Hi,
I think you need a good sim.cfg file to configure your memory. I think that 
the toolchain is accompanied with such a file
----- Original Message ----- 
From: <aggemous@h...>
To: <openrisc@o...>
Sent: Monday, September 15, 2008 4:17 PM
Subject: [openrisc] Problem running simulator


> Hi all,
>
> I need help getting architectural simulator run. Using Fedora 9, I
> followed instructions as found in Embecosm's "The OpenCores OpenRISC
> 1000 Simulator and Tool Chain: Installation Guide ".
> Everything seems OK up to the point I am trying to run the simulator.
> Here follows the output:
>
> Copying Linux... Ok, booting the kernel.
> ****************** counters reset ******************
> cycles 148094346, insn #10185899
> ****************** counters reset ******************
> Linux version 2.6.23-or32 (root@l...) (gcc version
> 3.4.4) #2 Mon Sep 15 21:52:15 EEST 2008
> Detecting Processor units:
>  Signed 0x391
> Setting up paging and PTEs.
> write protecting ro sections (0xc0002000 - 0xc0266000)
> Setting up identical mapping (0x80000000 - 0x90000000)
> Setting up identical mapping (0x92000000 - 0x92002000)
> Setting up identical mapping (0xb8070000 - 0xb8072000)
> Setting up identical mapping (0x97000000 - 0x97002000)
> Setting up identical mapping (0x99000000 - 0x9a000000)
> Setting up identical mapping (0x93000000 - 0x93002000)
> Setting up identical mapping (0xa6000000 - 0xa6100000)
> Setting up identical mapping (0x1e50000 - 0x1fa0000)
> dtlb_miss_handler c00040c8
> itlb_miss_handler c00041a8
> Built 1 zonelists in Zone order.  Total pages: 3953
> Kernel command line:
> PID hash table entries: 128 (order: 7, 512 bytes)
> start_kernel(): bug: interrupts were enabled early
> Console: colour dummy device 80x25
> Dentry cache hash table entries: 4096 (order: 1, 16384 bytes)
> Inode-cache hash table entries: 2048 (order: 0, 8192 bytes)
> Memory: 26488k/31744k available (2292k kernel code, 5256k reserved,
> 265k data, 112k init, 0k highmem)
> Mount-cache hash table entries: 1024
> NET: Registered protocol family 16
> NET: Registered protocol family 2
> IP route cache hash table entries: 2048 (order: 0, 8192 bytes)
> TCP established hash table entries: 1024 (order: 0, 8192 bytes)
> TCP bind hash table entries: 1024 (order: -1, 4096 bytes)
> TCP: Hash tables configured (established 1024 bind 1024)
> TCP reno registered
> checking if image is initramfs...it isn't (bad gzip magic numbers);
> looks like an initrd
> Freeing initrd memory: 2048k freed
> VFS: Disk quotas dquot_6.5.1
> Dquot-cache hash table entries: 2048 (order 0, 8192 bytes)
> Installing knfsd (copyright (C) 1996 okir@m...).
> io scheduler noop registered
> io scheduler anticipatory registered (default)
> io scheduler deadline registered
> io scheduler cfq registered
> Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
> serial8250.0: ttyS0 at MMIO 0x90000000 (irq = 2) is a 16550A
> console [ttyS0] enabled
> RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize
> loop: module loaded
> TCP cubic registered
> NET: Registered protocol family 1
> NET: Registered protocol family 17
> NET: Registered protocol family 15
> EXCEPTION: read out of memory (32-bit access to 4000002c)
>
> Runarunaround: Unhandled exception 0x200: EPC=0x4104
> EXCEPTION: read out of memory (32-bit access to 4000032c)
>
> Runarunaround: Unhandled exception 0x200: EPC=0x4104
> EXCEPTION: read out of memory (32-bit access to 4000032c)
>
> Runarunaround: Unhandled exception 0x200: EPC=0x4104
> EXCEPTION: read out of memory (32-bit access to 4000032c)
>
> Runarunaround: Unhandled exception 0x200: EPC=0x4104
> EXCEPTION: read out of memory (32-bit access to 4000032c)
>
> Runarunaround: Unhandled exception 0x200: EPC=0x4104
> EXCEPTION: read out of memory (32-bit access to 4000032c)
>
> The exception message keeps on repeating.
>
> What am I doing wrong? Has someone seen the same error before?
>
> Thank you.
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>