freebsd-wifi-build: emulator builds now possible

[Adrian Chadd]

Hi,

there's also a maltael target now - both build and boot -HEAD in the
qemu emulator.

I'll write up some documentation for it soon.

Thanks!


-adrian


On 19 November 2014 08:13, Adrian Chadd <adrian at freebsd.org> wrote:
> Hi,
>
> I've just added a 'malta' target to my wifi build scripts. 'malta' is
> a mips32 big-endian target for qemu-devel.
>
> Steps:
>
> * update your freebsd-wifi-build git tree
> (http://github.com/freebsd/freebsd-wifi-build)
> * grab the latest -head
> * install qemu-devel
> * (ensure that makefs is up to date on your box or the fullfsimage
> pass won't work)
> * /path/to/build malta buildworld buildkernel installworld
> installkernel distribution fullroot fullfsimage
> * dd if=/dev/zero of=../malta-swap.img bs=1k count=1 seek=1048576
> * qemu-system-mips -M malta -kernel /tftpboot/kernel.MALTA -hda
> ../fullroot-malta.img -hdb ../swap-malta.img -nographic -m 256
>
> It'll create a 4gig FS image and a 1gig swap file.
>
> You can fire up dhclient in the emulator on le0 and get an IP address.
> ping and non-socket things won't work as the default networking bridge
> is a socket-based emulation - I haven't sat down to make the
> tap+bridge version of it work.
>
> The memory is specified by '-m 256'. Give smaller footprints a shot;
> see what happens.
>
> The swapfile is -hdb - I added that above so I could run a buildworld
> inside the VM. You don't _need_ to use swap, but then building
> software may be pretty amusing to watch.
>
> I'm going to add mipsel next, then the 64 bit versions of the above.
>
> My qemu VM is currently building world / kernel.