Re: [dpdk-users] Getting error while configuring dpdk-reg.

[sharanya k <ksharanya.97@gmail.com>]

I got it sir.Thank you

On Mon, Feb 5, 2018 at 7:27 PM, Wiles, Keith <keith.wiles@intel.com> wrote:
>
>
>> On Feb 5, 2018, at 12:16 AM, sharanya k <ksharanya.97@gmail.com> wrote:
>>
>> Hi,
>>
>> I have installed dpdk-stable-17.08.1.While configuring dpdk, I tried
>> to set the dpdk environment to build x86_64-native-linuxapp-gcc. But
>> it shows some errors as follows,
>>
>> In file included from
>> /home/ladmin/dpdk-stable-17.08.1/lib/librte_eal/linuxapp/eal/eal.c:57:0:
>> /home/ladmin/dpdk-stable-17.08.1/x86_64-native-linuxapp-gcc/include/rte_debug.h:82:5:
>> warning: "RTE_LOG_LEVEL" is not defined [-Wundef]
>> #if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
>>     ^
>> In file included from
>> /home/ladmin/dpdk-stable-17.08.1/lib/librte_eal/linuxapp/eal/eal.c:58:0:
>> /home/ladmin/dpdk-stable-17.08.1/x86_64-native-linuxapp-gcc/include/rte_memory.h:81:5:
>> warning: "RTE_CACHE_LINE_SIZE" is not defined [-Wundef]
>> #if RTE_CACHE_LINE_SIZE == 64
>>     ^
>> /home/ladmin/dpdk-stable-17.08.1/x86_64-native-linuxapp-gcc/include/rte_memory.h:83:7:
>> warning: "RTE_CACHE_LINE_SIZE" is not defined [-Wundef]
>> #elif RTE_CACHE_LINE_SIZE == 128
>>       ^
>> /home/ladmin/dpdk-stable-17.08.1/x86_64-native-linuxapp-gcc/include/rte_memory.h:86:2:
>> error: #error "Unsupported cache line size"
>> #error "Unsupported cache line size"
>>  ^
>> In file included from
>> /home/ladmin/dpdk-stable-17.08.1/lib/librte_eal/linuxapp/eal/eal.c:61:0:
>> /home/ladmin/dpdk-stable-17.08.1/x86_64-native-linuxapp-gcc/include/rte_eal.h:85:35:
>> error: \u2018RTE_MAX_LCORE\u2019 undeclared here (not in a function)
>>  enum rte_lcore_role_t lcore_role[RTE_MAX_LCORE]; /**< State of cores. */
>>
>
> Can you give me the directory and command line used, plus the OS type and version?
>
> I normally do the following
>
> # cd <dpdk-top-directory>
> # export RTE_SDK=`pwd`
> # export RTE_TARGET=x86_64-native-linuxapp-gcc
> # make install T=x86_64-native-linuxapp-gcc
>
> You will get a warning at the end of the build, but only because I used ‘install’ and did not give the install directory.
> The command does not install the code, but builds the x86_64-native-linuxapp-gcc directory.
>
> As a side note I use two bash alias scripts to setup and build DPDK, just so I do not have to type it all out.
> Here they are if you want to used them
>
> function _rte() {
>     if [ "$1" != "" ]; then
>         export RTE_SDK=`pwd`
>         export RTE_TARGET=`basename $1`
>         echo "RTE_SDK: "$RTE_SDK " RTE_TARGET: "$RTE_TARGET
>     else
>         echo "Currently RTE_SDK: "$RTE_SDK " RTE_TARGET: "$RTE_TARGET
>     fi
> }
>
> function _bld() {
>     echo make -C ${RTE_SDK} install T=${RTE_TARGET} $@ -j
>     make -C ${RTE_SDK} install T=${RTE_TARGET} $@ -j
> }
>
> alias rte=_rte $@
> alias bld=_bld $@
>
>
> Then cd into top level dpdk directory
>
> # rte x86_64-native-linuxapp-gcc
> # rte          # just gives the current variable state
>
> or
> # rte x86<tab>   # if the x86_64-native-linuxapp-gcc directory exists
>
> # bld      # will cd to RTE_SDK and do the build and return to current directory
>
>>
>> Can you please help me to rectify this error.
>>
>> Regards,
>> sharanya
>
> Regards,
> Keith
>