lwIP | Add GRETH/GRETH_GBIT driver (!40)

Kinsey Moore (@opticron) gitlab at rtems.org
Thu Apr 30 16:49:36 UTC 2026




Kinsey Moore started a new discussion on rtemslwip/greth/include/lwipbspopts.h: https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/merge_requests/40#note_149322

 > +#define TCP_MSS           1460
 >  #define PBUF_LEN_MAX      PBUF_POOL_SIZE /**< Maximum pbuf length */
 >  
 > -/*#define GRETH_DYN_ARP       1*/ /**< Enable dynamic ARP entries */
 > -#define GRETH_STATIC_ARP 1        /**< Enable static ARP entries */
 > +#define GRETH_DYN_ARP    1 /**< Enable dynamic ARP entries */
 > +#define GRETH_STATIC_ARP 0 /**< Enable static ARP entries */
 > +
 > +#define LWIP_ICMP                 1
 > +#define LWIP_RAW                  1
 > +#define DEFAULT_RAW_RECVMBOX_SIZE 5
 >  
 >  #if GRETH_DYN_ARP
 > -    #define GRETH_STATIC_ARP 0    /**< Disable static ARP */
 >      #define ARP_TMR_INTERVAL 1000 /**< ARP timer interval in ms */
 >      #define ARP_TABLE_SIZE   10   /**< Number of dynamic ARP table entries */

These should be overridable.

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/merge_requests/40#note_149322
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