Re: Booting NetBSD/evbarm on QEMU (IntegratorCP)

[Nick Hudson <skrll%netbsd.org@localhost>]

On 02/09/13 13:41, Sébastien Bocahu wrote:
> Hi,
>
> > As part of a personal project to get familiar with the ARM
> > architecture, I've been working on getting NetBSD/evbarm to boot on
> > QEMU. I've based my work on the present support for ARM Integrator
> > evaluation board.
> Excellent !
>
> > And a ready to use image here:
> >
> > http://blogs.nologin.es/slopez/uploads/netbsd.gz.ub
> >
> > It can be used with something like this: "qemu-system-arm -M
> > integratorcp -cpu arm1136 -m 128m -kernel netbsd.gz.ub -serial stdio
> > -net nic -net tap". This image doesn't contain a ramdisk, so you'll
> > need an NFS with NetBSD/evbarm root, and a properly configured DHCP
> > server.
> I'm trying this kernel and sadly it panics when executing init:
>
>      root on 172.20.0.1:/nfsroot
>      root file system type: nfs
>      warning: no /dev/console
>      init path (default /sbin/init):
>      init: trying /sbin/init
>      
>      uvm_fault(0xc13e591c, 20646000, 1) -> e
>      Fatal kernel mode data abort: 'Translation Fault (S)'
>      trapframe: 0xc76cdd20
>      FSR=00000005, FAR=20646598, spsr=20000113
>      r0 =20646574, r1 =00000000, r2 =c1036000, r3 =00000000
>      r4 =c1036040, r5 =00000004, r6 =00000000, r7 =00000001
>      r8 =c1036040, r9 =00000003, r10=c038a33c, r11=c76cddd8
>      r12=00000000, ssp=c76cdd70, slr=c02730b0, pc =c02723a0
>      
>      Stopped in pid 38.1 (sh) at     netbsd:uvm_pagealloc_pgfl+0x150:        ldr
>      r
>      2, [r0, #0x024]
>      db>
>      


Make sure you have a /dev/console,  or your /dev/MAKEDEV is made with

#       NetBSD: MAKEDEV.tmpl,v 1.161 2013/01/26 18:44:21 apb Exp

or your MAKEDEV has

                    mknod -m 600 -g 0 -u 0 temp_console c 2 0

Nick