[yocto] Difference of toolchain recipes

[Rifenbark, Scott M]

Thanks Bill,

I will put together my draft for the section and send it your way.  You can give it a good technical review.

Scott

From: Bill Traynor [mailto:wmat at alphatroop.com]
Sent: Wednesday, December 12, 2012 11:37 AM
To: Rifenbark, Scott M
Cc: Mark Hatle; yocto at yoctoproject.org
Subject: Re: [yocto] Difference of toolchain recipes

I can likely help with this, Scott.

On Wed, Dec 12, 2012 at 2:33 PM, Rifenbark, Scott M <scott.m.rifenbark at intel.com<mailto:scott.m.rifenbark at intel.com>> wrote:
Thanks for the feedback Mark.  I will go ahead with it.

Scott

>-----Original Message-----
>From: Mark Hatle [mailto:mark.hatle at windriver.com<mailto:mark.hatle at windriver.com>]
>Sent: Wednesday, December 12, 2012 9:08 AM
>To: Rifenbark, Scott M
>Cc: yocto at yoctoproject.org<mailto:yocto at yoctoproject.org>
>Subject: Re: [yocto] Difference of toolchain recipes
>
>On 12/11/12 3:20 PM, Rifenbark, Scott M wrote:
>> I think what I am going to do is document these in general as part of
>the "Terms" section in the YP Development Manual where the term "Cross-
>Development Toolchain" is defined.  Would putting such a high-level list
>in the YP documentation be unnecessary or helpful?
>
>I think it would.  The set of compiler/toolchain elements we have is
>definitely
>confusing to someone new.
>
>--Mark
>
>> Scott
>>
>>> -----Original Message-----
>>> From: yocto-bounces at yoctoproject.org<mailto:yocto-bounces at yoctoproject.org> [mailto:yocto-<mailto:yocto->
>>> bounces at yoctoproject.org<mailto:bounces at yoctoproject.org>] On Behalf Of Mark Hatle
>>> Sent: Thursday, December 06, 2012 10:05 AM
>>> To: yocto at yoctoproject.org<mailto:yocto at yoctoproject.org>
>>> Subject: Re: [yocto] Difference of toolchain recipes
>>>
>>> On 12/6/12 4:00 AM, Luo Zhenhua-B19537 wrote:
>>>> Can anybody shed some light, please?
>>>>
>>>>
>>>> Best Regards,
>>>>
>>>> Zhenhua
>>>>
>>>>
>>>>> -----Original Message-----
>>>>> From: Luo Zhenhua-B19537
>>>>> Sent: Tuesday, December 04, 2012 11:53 AM
>>>>> To: openembedded-core at lists.openembedded.org<mailto:openembedded-core at lists.openembedded.org>;
>>> 'yocto at yoctoproject.org<mailto:yocto at yoctoproject.org>'
>>>>> Subject: Difference of toolchain recipes
>>>>>
>>>>> It is a bit confused for the different recipes of toolchian, can
>>> somebody
>>>>> help to explain what's the difference for those recipes? E.g. gcc-
>>> cross,
>>>>> gcc-cross-canadian, gcc-cross-initial, gcc-cross-intermediate, gcc-
>>>>> crosssdk, gcc-crosssdk-initial, gcc-crosssdk-intermediate, gcc-
>>> runtime,
>>>>> etc.
>>>
>>> gcc-cross-initial - This is the initial compiler needed to bootstrap
>the
>>> toolchain to build software on the host for the target.  (This is a
>>> 'native'
>>> package.)
>>>
>>> gcc-cross-intermediate - This is the second stage of the bootstrap
>>> process to
>>> build software on the host for the target. (This is a 'native'
>package.)
>>>
>>> gcc-cross - this is the the final stage of the bootstrap process, and
>>> results in
>>> the cross compiler to build software on the host for the target.
>(This
>>> is a
>>> 'native' package.)  If you are replacing the cross compiler toolchain
>>> with a
>>> custom version, this is what you must replace.
>>>
>>> gcc-runtime - these are the runtime libraries, but from the toolchain
>>> bootstrapping process.  This results in a 'target' binary.
>>>
>>> gcc-crosssdk-initial/intermediate - stage 1 and 2 of the a cross
>>> compiler to
>>> build from the 'host' to the 'sdk'.  Often the SDK is not the same
>>> target as the
>>> host.  (This is a 'native' binary.)
>>>
>>> gcc-crosssdk - this the final stage of the SDK compiler.  Again, this
>is
>>> to
>>> build on the host, for the sdk.  This is a 'native' binary.
>>>
>>> gcc-cross-canadian - This is the compiler included with the SDK to
>build
>>> on the
>>> SDK machine creating software for the target.  This is an 'nativesdk'
>>> package.
>>>
>>>>> Is there any document for those description?
>>>
>>> Not that I know of.. It's one of those things that you kind of need
>to
>>> know in
>>> order to work with it.  It likely should be documented somewhere
>>> officially.
>>>
>>> --Mark
>>>
>>>>>
>>>>>
>>>>> Best Regards,
>>>>>
>>>>> Zhenhua
>>>>
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>>>> https://lists.yoctoproject.org/listinfo/yocto
>>>>
>>>
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