Re: [Qemu-devel] [PATCH 50/58] pseries: Update SLOF firmware image

[Alexander Graf]

On 14.09.2011, at 14:59, Anthony Liguori wrote:

> On 09/14/2011 07:28 AM, Peter Maydell wrote:
>> On 14 September 2011 13:24, Alexander Graf<address@hidden>  wrote:
>>> Am 14.09.2011 um 13:01 schrieb Peter Maydell<address@hidden>:
>>>> I confess to not really understanding how we keep the git
>>>> submodules and the binary blobs in sync, but shouldn't there
>>>> be a reference in the commit message to the git commit hash
>>>> for the slof sources corresponding to this blob, and maybe
>>>> also an update to roms/SLOF here? (cf commit d67c3f2c for
>>>> example) ?
>>> 
>>> Oh? Since I have absolutely no idea on git submodules, it might
>>> be helpful to add some description on how to do a blob update
>>> into README?
>> 
>> Sounds like a good idea -- I think Anthony is the expert here.
> 
> You should be able to just checkout the desired version of the submodule (you 
> may need to refetch from git.qemu.org), then build the binary and copy the 
> results to pc-bios/.  Then in the top level, do a single commit that includes 
> the submodule commit change and the new binary blob.
> 
> For seabios, it would look something like:
> 

address@hidden:/home/agraf/release/qemu> git submodule init
Submodule 'roms/SLOF' (git://git.qemu.org/SLOF.git) registered for path 
'roms/SLOF'
Submodule 'roms/ipxe' (git://git.qemu.org/ipxe.git) registered for path 
'roms/ipxe'
Submodule 'roms/seabios' (git://git.qemu.org/seabios.git/) registered for path 
'roms/seabios'
Submodule 'roms/vgabios' (git://git.qemu.org/vgabios.git/) registered for path 
'roms/vgabios'
address@hidden:/home/agraf/release/qemu> cd roms/SLOF/
address@hidden:/home/agraf/release/qemu/roms/SLOF> l
total 8
drwxr-xr-x 2 agraf suse 4096 2011-04-01 18:34 ./
drwxr-xr-x 7 agraf suse 4096 2011-05-01 00:42 ../
address@hidden:/home/agraf/release/qemu/roms/SLOF> git checkout master
Switched to branch "master"

... which switches to "master" on my qemu git tree.


Alex