Re: [dpdk-dev] No probed ethernet devices /DPDP 1.7.1 in Fedora 21

[sothy shan <sothy.e98@gmail.com>]

On Fri, Jan 16, 2015 at 3:27 PM, Olivier MATZ <olivier.matz@6wind.com> wrote:
> Hi Sothy,
>
> On 01/16/2015 03:10 PM, sothy shan wrote:
>> I guess you are completely wrong.
>>
>> Becasue when I do
>>
>> make config T=x86_64-ivshmem-linuxapp-gcc
>> make
>>
>> Testpmd works.
>>
>> When I do  with
>>
>> export RTE_SDK=$(pwd)export RTE_TARGET="x86_64-ivshmem-linuxapp-gcc"
>> make CONFIG_RTE_BUILD_COMBINE_LIBS=y CONFIG_RTE_BUILD_SHARED_LIB=y
>> install T="$RTE_TARGET"
>
> Are you sure that this syntax is supported by the build system?

I am tryiting to build DPDK OVS and found  the instruction in
https://github.com/01org/dpdk-ovs/blob/development/docs/01_Installation.md


>
> As far as I know, RTE_SDK and RTE_TARGET must be defined when building
> an external application (like in examples), not when building test-pmd
> app which is a sdk built-in.

If I understand the your idea, I should compile and run DPDK OVS
directly rather than DPDK testpmd. Isnt it? I will try now this.

Before, I tries testpmd and then go for DPDK OVS.

>
> Also, I'm not sure passing a CONFIG_XYZ=y variable will be properly
> taken in account by the build system. Where did you found this syntax?

https://github.com/01org/dpdk-ovs/blob/development/docs/01_Installation.md

> The proper way is:
>
>   make config T=x86_64-ivshmem-linuxapp-gcc O=my_dir
>   ${EDITOR} my_dir/.config
>   make O=my_dir
>
> One last comment, please be careful when copy/pasting commands in
> mails as there are typos in some of your commands. A reader could
> expect that your problem comes from this:
>
>   $ export RTE_SDK=$(pwd)export RTE_TARGET="x86_64-ivshmem-linuxapp-gcc"
>   $ echo $RTE_SDK
>   /home/userexport
>

Sorry for mistake and I will do with care nw.

> Regards,
> Olivier