Using LwIP on the STM32H7

[Sebastian Huber]

On 28/01/2021 14:35, Robin Müller wrote:

> So far, transferring the code has worked, but there are some specific 
> sections in the code used for our FreeRTOS example which put the 
> ethernet DMA descriptors in specific sections:
>
> ETH_DMADescTypeDef DMARxDscrTab[ETH_RX_DESC_CNT] 
> __attribute__((section(".RxDecripSection"))); /* Ethernet Rx DMA 
> Descriptors */
> ETH_DMADescTypeDef DMATxDscrTab[ETH_TX_DESC_CNT] 
> __attribute__((section(".TxDecripSection")));   /* Ethernet Tx DMA 
> Descriptors */
> uint8_t Rx_Buff[ETH_RX_DESC_CNT][ETH_RX_BUFFER_SIZE] 
> __attribute__((section(".RxArraySection"))); /* Ethernet Receive 
> Buffers */

The BSP has a nocache section, see

bsps/arm/include/bsp/linker-symbols.h

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