Messages in this thread | | | Date | Mon, 11 Mar 2019 20:28:37 +0200 | From | Nick Kossifidis <> | Subject | Re: ssh session with qemu-arm using busybox |
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Στις 2019-03-11 16:34, Pintu Agarwal έγραψε: > Hi, > > I have a qemu-arm setup with busybox which I normally use to test my > kernel changes. > I use this command to boot it: > > QEMU-ARM$ > 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 > > This includes, my own custom kernel and rootfs build. > For rootfs I use busybox and create cpio image and use it as initrd. > > But, every time, if I have to copy some files inside qemu, I need to > create create roofs image. > This is painful. > > So, now I am exploring how to transfer files from my ubuntu pc to > qemu-session using "ssh". > I know this is possible, but I am still not successful, and bit lazy > to explore these. > > I am sure, many of you people would have explored already "how to use > ssh over qemu" and found a easy method. > So, if anybody have easy setup please share with me. > > I could see that after adding "ip=dhcp" I get the eth0 interface like > this: > / # ifconfig > eth0 Link encap:Ethernet HWaddr 52:54:00:12:34:56 > inet addr:10.0.2.15 Bcast:10.0.2.255 Mask:255.255.255.0 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:2 errors:0 dropped:0 overruns:0 frame:0 > TX packets:2 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:1180 (1.1 KiB) TX bytes:1180 (1.1 KiB) > Interrupt:22 > > lo Link encap:Local Loopback > inet addr:127.0.0.1 Mask:255.0.0.0 > UP LOOPBACK RUNNING MTU:65536 Metric:1 > RX packets:0 errors:0 dropped:0 overruns:0 frame:0 > TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) > > But I could not ping it from ubuntu PC. > > > Regards, > Pintu > > _______________________________________________ > linux-riscv mailing list > linux-riscv@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-riscv
You may use the hostfw argument on qemu, e.g...
-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.
Regards, Nick
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