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Annotation of researchv8dc/sys/h/if_il.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Structure of an Ethernet header -- transmit format
        !             3:  */
        !             4: struct il_xheader {
        !             5:        u_char  ilx_dhost[6];           /* Destination Host */
        !             6:        u_short ilx_type;               /* Type of packet */
        !             7: };
        !             8: 
        !             9: /*
        !            10:  * Structure of an Ethernet header -- receive format
        !            11:  */
        !            12: struct il_rheader {
        !            13:        u_char  ilr_status;             /* Frame Status */
        !            14:        u_char  ilr_fill1;
        !            15:        u_short ilr_length;             /* Frame Length */
        !            16:        u_char  ilr_dhost[6];           /* Destination Host */
        !            17:        u_char  ilr_shost[6];           /* Source Host */
        !            18:        u_short ilr_type;               /* Type of packet */
        !            19: };
        !            20: 
        !            21: #define        ILPUP_PUPTYPE   0x0400          /* PUP protocol */
        !            22: #define        ILPUP_IPTYPE    0x0800          /* IP protocol */
        !            23: #define ILCHAOS_TYPE   0x0408          /* CHAOS protocol */
        !            24: #define ILADDR_TYPE    0x0608          /* Address resolution (a la DCP) */
        !            25: /*
        !            26:  * The ILPUP_NTRAILER packet types starting at ILPUP_TRAIL have
        !            27:  * (type-ILPUP_TRAIL)*512 bytes of data followed
        !            28:  * by a PUP type (as given above) and then the (variable-length) header.
        !            29:  */
        !            30: #define        ILPUP_TRAIL     0x1000          /* Trailer PUP */
        !            31: #define        ILPUP_NTRAILER  16
        !            32: 
        !            33: /*
        !            34:  * Structure of Statistics Record
        !            35:  */
        !            36: struct il_stat {
        !            37:        u_short ils_fill1;
        !            38:        u_short ils_length;             /* Length (should be 62) */
        !            39:        u_char  ils_addr[6];            /* Ethernet Address */
        !            40:        u_short ils_frames;             /* Number of Frames Received */
        !            41:        u_short ils_rfifo;              /* Number of Frames in Receive FIFO */
        !            42:        u_short ils_xmit;               /* Number of Frames Transmitted */
        !            43:        u_short ils_xcollis;            /* Number of Excess Collisions */
        !            44:        u_short ils_frag;               /* Number of Fragments Received */
        !            45:        u_short ils_lost;               /* Number of Times Frames Lost */
        !            46:        u_short ils_multi;              /* Number of Multicasts Accepted */
        !            47:        u_short ils_rmulti;             /* Number of Multicasts Rejected */
        !            48:        u_short ils_crc;                /* Number of CRC Errors */
        !            49:        u_short ils_align;              /* Number of Alignment Errors */
        !            50:        u_short ils_collis;             /* Number of Collisions */
        !            51:        u_short ils_owcollis;           /* Number of Out-of-window Collisions */
        !            52:        u_short ils_fill2[8];
        !            53:        char    ils_module[8];          /* Module ID */
        !            54:        char    ils_firmware[8];        /* Firmware ID */
        !            55: };
        !            56: 
        !            57: /*
        !            58:  * Structure of Collision Delay Time Record
        !            59:  */
        !            60: struct il_collis {
        !            61:        u_short ilc_fill1;
        !            62:        u_short ilc_length;             /* Length (should be 0-32) */
        !            63:        u_short ilc_delay[16];          /* Delay Times */
        !            64: };

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