ETH_DMADescTypeDef DMARxDscrTab[ETH_RX_DESC_CNT]; /* Ethernet Rx DMA Descriptors */
&sharppragma location=0x30040060 Increase heap size DMARxDscrTab On Sun, Dec 15, 2019, 16:52 ranran <ransha...@gmail.com> wrote: > Hello, > > We see the using packets above ~6000 bytes, lwip get into unaligned access > exception (it first does not respond to the ~6000 packet from PC, and then > after several seconds , or after sending a small packet again, it gets into > this exception: > ->lwip_cyclic_timer > ->ip_reass_tmr > ->ip_reass_free_complete_datagram > ->iprh = (struct ip_reass_helper *)p->payload; > Is this functional issue a chip issue or lwip issue ? > > I am using latest CubeH7 (ver 1.5) , which also includes the udp echo > example. > > Thing I've tried: > 1. CubeH7 1.5 comes with lwip 2.0.3, I've tried to upgrade to lwip 2.1.2, > but it did not change result. > 2. I have tried to increase PBUF various size, but it did not help, I am > not > sure why. > > This issue can very easily be reproduced with eval or nucleo board for > stm32h7. > > Thank you for any idea, > Ran > > > > > > -- > Sent from: http://lwip.100.n7.nabble.com/lwip-users-f3.html > > _______________________________________________ > lwip-users mailing list > lwip-users@nongnu.org > https://lists.nongnu.org/mailman/listinfo/lwip-users
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