[OE-core] [PATCH 0/4] Fix builds for MIPS64 N32

[Mark Hatle]

On 7/21/15 9:31 AM, Mark Hatle wrote:
> On 7/21/15 3:23 AM, Dmitry Eremin-Solenikov wrote:
>> Hello,
>>
>> 2015-07-20 18:47 GMT+03:00 Mark Hatle <mark.hatle at windriver.com>:
>>> Between customer escalations, other work and vacation.. I didn't happen.
>>
>> No problem, really. I just wanted to be sure that the patches aren't going
>> to be lost.
>>
>>>
>>> I've started testing it this morning and should have results tomorrow.. (US time).
>>
>> Thank you very much!
> 
> With master and the four patches I got an error trying to construct the SDK.
> 
> I'm still investigating the error:
> 
> Collected errors:
>  * satisfy_dependencies_for: Cannot satisfy the following dependencies for
> packagegroup-cross-canadian-qemumips64:
>  *      gcc-cross-canadian-mips *       binutils-cross-canadian-mips *
> gdb-cross-canadian-mips *
>  * opkg_install_cmd: Cannot install package packagegroup-cross-canadian-qemumips64.
> 
> 
> My configuration for this particular test was:
> 
> (oe-init-build-env stock w/ the following changes)

I've narrowed down the reproducer to just:

MACHINE = "qemumips64"
require conf/multilib.conf
DEFAULTTUNE = "mips64-n32"
MULTILIBS = ""

(If you remove the require conf/multilib.conf then things work.)

I'm going to continue to investigate.

--Mark

> MACHINE = "qemumips64"
> 
> require conf/multilib.conf
> DEFAULTTUNE = "mips64-n32"
> MULTILIBS = "multilib:lib64 multilib:lib32"
> DEFAULTTUNE_virtclass-multilib-lib64 = "mips64"
> DEFAULTTUNE_virtclass-multilib-lib32 = "mips32r2"
> 
> # Set RPM_PREFER_ELF_ARCH to configure preferred ABI when using rpm packaging
> # backend to generate a rootfs, choices are:
> # 1: ELF32 wins
> # 2: ELF64 wins
> # 4: ELF64 N32 wins (for mips64 or mips64el only)
> RPM_PREFER_ELF_ARCH = "4"
> 
> 
>>>
>>> --Mark
>>>
>>> On 7/20/15 7:11 AM, Dmitry Eremin-Solenikov wrote:
>>>> 2015-07-08 15:42 GMT+03:00 Mark Hatle <mark.hatle at windriver.com>:
>>>>> On 7/8/15 7:00 AM, Dmitry Eremin-Solenikov wrote:
>>>>>> Hello,
>>>>>>
>>>>>> 2015-07-01 17:02 GMT+03:00 Dmitry Eremin-Solenikov <dbaryshkov at gmail.com>:
>>>>>>> Quite simple configuration (MIPS64 N32 image) fails to build (see below).
>>>>>>> I have verified these patches in both single lib and in multilib cases.
>>>>>>> Tri-lib images and SDK for MIPS build fine with these patches.
>>>>>>
>>>>>> Any comments on this patchset? It would be nice to have N32 ubroken in
>>>>>> the current
>>>>>> master tree.
>>>>>
>>>>> Sorry, I'm traveling right now and haven't had time to review this.  I should be
>>>>> able to get back to the office and test it by the end of the week.
>>>>>
>>>>> I visually reviewed the patches and I don't object to them going in -- but I'm
>>>>> still not sure they are all correct.
>>>>
>>>> Re-ping. I'd like to receive a confirmation from you (and thus get the
>>>> patches merged)
>>>> or to discuss, what seems wrong to you.
>>>>
>>>>>
>>>>> --Mark
>>>>>
>>>>>>>
>>>>>>> Current situation:
>>>>>>>
>>>>>>> lumag at nexs:~/OE$ MACHINE=qemumips64n32 bitbake core-image-base
>>>>>>> NOTE: Started PRServer with DBfile:
>>>>>>> /home/lumag/OE/cache/prserv.sqlite3, IP: 127.0.0.1, PORT: 46391, PID:
>>>>>>> 15895
>>>>>>> Loading cache: 100%
>>>>>>> |########################################################################################################################|
>>>>>>> ETA:  00:00:00
>>>>>>> Loaded 1302 entries from dependency cache.
>>>>>>> NOTE: Resolving any missing task queue dependencies
>>>>>>> ERROR: Nothing RPROVIDES 'binutils-cross-canadian-mips64' (but
>>>>>>> /home/lumag/OE/sources/openembedded-core/meta/recipes-core/packagegroups/packagegroup-cross-canadian.bb
>>>>>>> RDEPENDS on or otherwise requires it)
>>>>>>> NOTE: Runtime target 'binutils-cross-canadian-mips64' is unbuildable,
>>>>>>> removing...
>>>>>>> Missing or unbuildable dependency chain was: ['binutils-cross-canadian-mips64']
>>>>>>> NOTE: Runtime target 'packagegroup-cross-canadian-qemumips64n32' is
>>>>>>> unbuildable, removing...
>>>>>>> Missing or unbuildable dependency chain was:
>>>>>>> ['packagegroup-cross-canadian-qemumips64n32',
>>>>>>> 'binutils-cross-canadian-mips64']
>>>>>>> ERROR: Required build target 'core-image-base' has no buildable providers.
>>>>>>> Missing or unbuildable dependency chain was: ['core-image-base',
>>>>>>> 'packagegroup-cross-canadian-qemumips64n32',
>>>>>>> 'binutils-cross-canadian-mips64']
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>
>>
>>
>>
>