Re: [Qemu-discuss] Create mipsel debian image by booting iso with qemu

[Paulo Matos]

On 12/06/2019 17:47, Peter Maydell wrote:
> On Wed, 12 Jun 2019 at 15:33, Paulo Matos <pmatos@linki.tools> wrote:
>>
>> Hi,
>>
>> I am on qemu4.0 and I am trying to create a debian stretch image to
>> flash an sd card.
>>
>> After downloading the netinst image of debian I try:
>> qemu-system-mipsel -m 1024 -nographic -drive
>> if=virtio,format=raw,file=/home/pmatos/Downloads/debian-9.9.0-mipsel-netinst.iso
>> -hda hda.img
>> qemu-system-mipsel: Could not load MIPS bios 'mipsel_bios.bin', and no
>> -kernel argument was specified
>>
>>
>> where hda.img was previously created with `qemu-img create -f qcow2
>> hda.img 8G`.
>>
>> Where can I find a mipsel_bios.bin? Or workaround this? I want to flash
>> this sd card to use it in a MIPS CI20 board - CPU is Ingenic Xburst
>> V4.15, but I don't see how that could be relevant.
>>
>> What am I missing in the qemu boot line above?
> 
> You need to either specify a BIOS (rom image), or you need to
> pass QEMU a kernel image file. Otherwise there is no
> code running in the guest which has the necessary drivers
> and so on to look inside your cdrom image. A quick
> bit of googling suggests that the simplest approach
> is to do the latter, eg:
> 
> https://gist.github.com/extremecoders-re/3ddddce9416fc8b293198cd13891b68c
> https://people.debian.org/~aurel32/qemu/mipsel/
> 

Thanks for the references Peter, it worked!
-- 
Paulo Matos