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SubjectRe: ssh session with qemu-arm using busybox
On Tue, Mar 12, 2019 at 7:41 PM Suzuki K Poulose <suzuki.poulose@arm.com> wrote:
>
>
>
> On 12/03/2019 14:02, Pintu Agarwal wrote:
> >>
> >> -netdev user,id=unet,hostfwd=tcp::2222-:22 \
> >> -net user \
> >>
> >> and you 'll get guest's port 22 to be forwarded to hosts port 2222, so
> >> you can do
> >>
> >> ssh root@localhost:2222
> >>
> >> from the host.
> >>
> >
> > I tried many different options, but unfortunately none worked for me.
> > 1)
> > qemu-system-arm -M vexpress-a9 -m 1024M -kernel
> > ../KERNEL/linux/arch/arm/boot/zImage -dtb
> > ../KERNEL/linux/arch/arm/boot/dts/vexpress-v2p-ca9.dtb -initrd
> > rootfs.img.gz -append "console=ttyAMA0 root=/dev/ram rdinit=/sbin/init
> > ip=dhcp" -nographic -smp 4 -netdev user,id=unet,hostfwd=tcp::2222-:22
> > -net user
> >
> > With this the eth0 interface is removed, and I see this message
> > (although login works):
> > qemu-system-arm: warning: hub 0 with no nics
> > qemu-system-arm: warning: netdev unet has no peer
> > Booting Linux on physical CPU 0x0
> > <skip>
> > NET: Registered protocol family 17
> > <skip>
> > Run /sbin/init as init process
> > ifconfig: SIOCSIFADDR: No such device
> > route: SIOCADDRT: Network is unreachable
> >
> > But, ssh is still not working.
> > ssh root@localhost:2222
> > ssh: Could not resolve hostname localhost:2222: Name or service not known
>
> man ssh
>
> +
>
> Make sure you have sshd in your custom rootfs and has been stared.
>

My busybox is a very minimal rootfs. It hardly contains any commands.
Is there any precompiled busybox for arm (cpio image), available (with
ssh, scp and networking in-built), which I can use directly to boot ?

what else I am missing to make ssh/scp working on qemu ?

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