Article ID: 000081692 Content Type: Troubleshooting Last Reviewed: 09/11/2012

What changes are required in the TSE software driver to enable Jumbo Frame support?

Environment

  • Ethernet
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    Description

    In addition to increasing the frame length (frm_length register = 9600) as stated in Triple Speed Ethernet User Guide, the following parameters found in the file triple_speed_ethernet_iniche.h must be modified as shown in order to enable the TSE MAC driver to handle Jumbo packets.

    /* System Constant Definition Used in the TSE Driver Code */

    #define ALTERA_TSE_PKT_INIT_LEN 1528

    #define ALTERA_TSE_ADMIN_STATUS_DOWN 2

    #define ALTERA_TSE_ADMIN_STATUS_UP 1

    #define ALTERA_TSE_MAX_MTU_SIZE 1514

    #define ALTERA_TSE_MIN_MTU_SIZE 14

    #define ALTERA_TSE_HAL_ADDR_LEN 6

    triple_speed_ethernet_iniche.h is located at the following installation directory:- <altera_installation>\ip\altera\triple_speed_ethernet\lib\sopc_builder\altera_triple_speed_ethernet\UCOSII\inc\iniche\triple_speed_ethernet_iniche.h

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