[PATCH 02/15] net-lwip: import lwIP library under lib/lwip

Jerome Forissier jerome.forissier at linaro.org
Fri May 24 16:55:15 CEST 2024



On 5/23/24 17:02, Tom Rini wrote:
> On Wed, May 22, 2024 at 06:00:02PM +0200, Jerome Forissier wrote:
> 
>> Import the Lightweight IP (lwIP) library as lib/lwip. The code is built
>> when CONFIG_NET_LWIP=y.
>>
>> The lwIP code was imported with the following commands:
>>
>>  (cd /tmp && git clone https://git.savannah.gnu.org/git/lwip.git -b STABLE-2_2_0_RELEASE)
>>  mkdir -p lib/lwip
>>  cp -R /tmp/lwip/src/{api,core,include} lib/lwip/
>>  mkdir -p lib/lwip/netif && cp /tmp/lwip/src/netif/ethernet.c lib/lwip/netif/
>>  mkdir -p lib/lwip/apps/tftp && cp /tmp/lwip/src/apps/tftp/tftp.c lib/lwip/apps/tftp/
>>  mkdir -p lib/lwip/apps/http && cp /tmp/lwip/src/apps/http/http_client.c lib/lwip/apps/http/
>>
>> The list of object files added to lib/liwip/Makefile was given by:
>>
>>  (cd lib/lwip && find . -name \*.c | sort | sed 's@\./@\t@' | sed 's/\.c$/.o \\/') >>lib/liwip/Makefile
>>
>> These files are adaptation layers written specially for U-Boot:
>>
>>   lib/lwip/u-boot/arch/cc.h
>>   lib/lwip/u-boot/arch/sys_arch.h (empty)
>>   lib/lwip/u-boot/limits.h (empty)
>>   lib/lwip/u-boot/lwipopts.h
>>
>> They were initially contributed by Maxim in a previous RFC patch series.
>>
>> Signed-off-by: Jerome Forissier <jerome.forissier at linaro.org>
>> Co-developed-by: Maxim Uvarov <muvarov at gmail.com>
>> Cc: Maxim Uvarov <muvarov at gmail.com>
> 
> As I believe I've said before, this needs to be a subtree moving
> forward.
> 

Done in upcoming v2. TBH I don't quite like it because (1) it introduces a merge
commit, (2) interactive rebase becomes difficult (I had to pass --rebase-merges
or the rebase will fail), and (3) I found no way to record the command I
used in the patch description. FYI the command was:
 git subtree add --squash --prefix lib/lwip/lwip \
    https://git.savannah.gnu.org/git/lwip.git STABLE-2_2_0_RELEASE

Thanks,
-- 
Jerome



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