[PATHv11 00/43] net/lwip: add lwip library for the network stack

[Tim Harvey]

On Tue, Nov 28, 2023 at 3:21 PM Fabio Estevam <festevam at gmail.com> wrote:
>
> Hi Tim and Maxim,
>
> On Tue, Nov 28, 2023 at 8:05 PM Tim Harvey <tharvey at gateworks.com> wrote:
>
> > Hi Maxim,
> >
> > I've tried this series on my imx8mm-venice boards and find that basic
> > ping/dhcp/tftp breaks:
> > u-boot=> net list
> > eth0 : ethernet at 30be0000 00:d0:12:78:f8:01 active
> > u-boot=> setenv ipaddr 192.168.1.1
> > u-boot=> ping 192.168.1.146
> > eth0: ethernet at 30be0000 00:d0:12:78:f8:01 active
> > Using ethernet at 30be0000 device
> > pinging addr: 192.168.1.146
> > ping_tmo: ping failed; host 192.168.1.146 is not alive
> > u-boot=> dhcp
> > init already done for ethernet at 30be0000
> > dhcp_tmo 20/20
> > dhcp_tmo 19/20
> > dhcp_tmo 18/20
> > dhcp_tmo 17/20
> > dhcp_tmo 16/20
> > dhcp_tmo 15/20
> > dhcp_tmo 14/20
> > dhcp_tmo 13/20
> > dhcp_tmo 12/20
> > dhcp_tmo 11/20
> > dhcp_tmo 10/20
> > dhcp_tmo 9/20
> > dhcp_tmo 8/20
> > dhcp_tmo 7/20
> > dhcp_tmo 6/20
> > dhcp_tmo 5/20
> > dhcp_tmo 4/20
> > dhcp_tmo 3/20
> > dhcp_tmo 2/20
> > dhcp_tmo 1/20
> > dhcp_tmo 0/20
> > DHCP client timeout
>
> I got the same result on a custom imx8mn-based board.
>
> > u-boot=> tftpboot $loadaddr venice/Image
> > init already done for ethernet at 30be0000
> > TFTP from server 192.168.1.146; our IP address is 192.168.1.1
> > Filename 'venice/Image'.
> > Load address: 0x48200000
> > Loading:
> > ^ cntl-c after a minute or so of no output
> >
> > Is there some basic config here that I may have wrong?
> >
> > Also, while trying to see if I can determine where things broke I
> > noticed there is build breakage starting with 'net/lwip: integrate
> > lwIP library'
> > In file included from net/lwip/lwip-external/src/core/init.c:38:
> > ./net/lwip/lwip-external/src/include/lwip/opt.h:51:10: fatal error: lwipopts.h:
> > No such file or directory
> >    51 | #include "lwipopts.h"
> >       |          ^~~~~~~~~~~~
> > compilation terminated.
> > make[2]: *** [scripts/Makefile.build:256: net/lwip/lwip-external/src/core/init.o
> > ] Error 1
> > make[1]: *** [scripts/Makefile.build:397: net/lwip] Error 2
> > make: *** [Makefile:1858: net] Error 2
>
> I haven't noticed this build error here though. I applied Maxim's
> series against master.

Fabio,

You won't see this build issue with the entire series applied... only
with the patches up to and including 'net/lwip: integrate lwIP
library'. My point was there are points in the series where
compilation fails which is not ok.

Tim