[yocto] HOB usage

[Sathishkumar Duraisamy]

On Fri, Dec 9, 2011 at 10:28 AM, Joshua Lock <josh at linux.intel.com> wrote:
> On 08/12/11 20:52, Sathishkumar Duraisamy wrote:
>> Hi,
>>
>> I migrating from Openembedded to yocto project and using Beagleboard
>> as playground.
>>
>> On Fri, Dec 9, 2011 at 3:27 AM, Joshua Lock <josh at linux.intel.com> wrote:
>>>
>>> On 05/12/11 10:35, madeeha javed wrote:
>>>> I an using Yocto Edison. My machine configuration is beagleboard. And
>>>> when I launch hob and Bake. I get a message that Output Image Type is
>>>> not set.When I Edit-> Preferences, I see that jffs2 and tar.bz2 are
>>>> set. And even if I select a different type, the message keeps is
>>>> there.
>>>
>> I too faced similar problem for hob.
>>
>>> Madeeha,
>>>
>>> I'm not able to replicate this issue. Have you modified any of the
>>> configuration files by hand? The three key files in build/conf are
>>> hob-post.conf, hob-pre.conf, local.conf
>>
>> Please find these files in the attachment.
>
> Did you forget the attachment? Or did the mailing list strip it?

Sorry, I forget to attach.
>
>>
>>>
>>> It's possible you've hard-assigned the variable in there.
>>>
>>> If you can provide more information I can try and replicate. A copy of
>>> the above configuration files would be useful.
>>
>> In openembedded, I see the some lines like this
>>
>> # Add the required image file system types below. Valid are
>> # jffs2, tar(.gz|bz2), cpio(.gz), cramfs, ext2(.gz), ext3(.gz), ext4(.gz|.bz2),
>> # squashfs, squashfs-lzma
>> IMAGE_FSTYPES = "jffs2 tar"
>>
>> which is moved to hob-post.conf, which may causing the problems I hope.
>
> Anywhere you set with = is a 'hard' assignment which we cannot override.
>
> Several of hobs settings are in hob-post.conf, if they have already been
> hard assigned in a configuration file which is parsed earlier we cannot
> override it.
>
> If you set the IMAGE_FSTYPES with ?= setting them from the GUI should world.
>
> Please be aware we're working to resolve such issues for hob in Yocto 1.2.
>


-- 
Regards,
Sathishkumar D
http://flowersopenlab.weebly.com/
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