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Annotation of Net2/arch/vax/if/if_ilreg.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1982, 1986 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms, with or without
        !             6:  * modification, are permitted provided that the following conditions
        !             7:  * are met:
        !             8:  * 1. Redistributions of source code must retain the above copyright
        !             9:  *    notice, this list of conditions and the following disclaimer.
        !            10:  * 2. Redistributions in binary form must reproduce the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer in the
        !            12:  *    documentation and/or other materials provided with the distribution.
        !            13:  * 3. All advertising materials mentioning features or use of this software
        !            14:  *    must display the following acknowledgement:
        !            15:  *     This product includes software developed by the University of
        !            16:  *     California, Berkeley and its contributors.
        !            17:  * 4. Neither the name of the University nor the names of its contributors
        !            18:  *    may be used to endorse or promote products derived from this software
        !            19:  *    without specific prior written permission.
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            31:  * SUCH DAMAGE.
        !            32:  *
        !            33:  *     @(#)if_ilreg.h  7.3 (Berkeley) 6/28/90
        !            34:  */
        !            35: 
        !            36: /*
        !            37:  * Interlan Ethernet Communications Controller interface
        !            38:  */
        !            39: struct ildevice {
        !            40:        short   il_csr;         /* Command and Status Register */
        !            41:        short   il_bar;         /* Buffer Address Register */
        !            42:        short   il_bcr;         /* Byte Count Register */
        !            43: };
        !            44: 
        !            45: /*
        !            46:  * Command and status bits
        !            47:  */
        !            48: #define        IL_EUA          0xc000          /* Extended Unibus Address */
        !            49: #define        IL_CMD          0x3f00          /* Command Function Code */
        !            50: #define        IL_CDONE        0x0080          /* Command Done */
        !            51: #define        IL_CIE          0x0040          /* Command Interrupt Enable */
        !            52: #define        IL_RDONE        0x0020          /* Receive DMA Done */
        !            53: #define        IL_RIE          0x0010          /* Receive Interrupt Enable */
        !            54: #define        IL_STATUS       0x000f          /* Command Status Code */
        !            55: 
        !            56: #define        IL_BITS         "\20\10CDONE\7CIE\6RDONE\5RIE"
        !            57: 
        !            58: /* command definitions */
        !            59: #define        ILC_MLPBAK      0x0100          /* Set Module Interface Loopback Mode */
        !            60: #define        ILC_ILPBAK      0x0200          /* Set Internal Loopback Mode */
        !            61: #define        ILC_CLPBAK      0x0300          /* Clear Loopback Mode */
        !            62: #define        ILC_PRMSC       0x0400          /* Set Promiscuous Receive Mode */
        !            63: #define        ILC_CLPRMSC     0x0500          /* Clear Promiscuous Receive Mode */
        !            64: #define        ILC_RCVERR      0x0600          /* Set Receive-On-Error Bit */
        !            65: #define        ILC_CRCVERR     0x0700          /* Clear Receive-On-Error Bit */
        !            66: #define        ILC_OFFLINE     0x0800          /* Go Offline */
        !            67: #define        ILC_ONLINE      0x0900          /* Go Online */
        !            68: #define        ILC_DIAG        0x0a00          /* Run On-board Diagnostics */
        !            69: #define        ILC_ISA         0x0d00          /* Set Insert Source Address Mode */
        !            70: #define        ILC_CISA        0x0e00          /* Clear Insert Source Address Mode */
        !            71: #define        ILC_DEFPA       0x0f00          /* Set Physical Address to Default */
        !            72: #define        ILC_ALLMC       0x1000          /* Set Receive All Multicast Packets */
        !            73: #define        ILC_CALLMC      0x1100          /* Clear Receive All Multicast */
        !            74: #define        ILC_STAT        0x1800          /* Report and Reset Statistics */
        !            75: #define        ILC_DELAYS      0x1900          /* Report Collision Delay Times */
        !            76: #define        ILC_RCV         0x2000          /* Supply Receive Buffer */
        !            77: #define        ILC_LDXMIT      0x2800          /* Load Transmit Data */
        !            78: #define        ILC_XMIT        0x2900          /* Load Transmit Data and Send */
        !            79: #define        ILC_LDGRPS      0x2a00          /* Load Group Addresses */
        !            80: #define        ILC_RMGRPS      0x2b00          /* Delete Group Addresses */
        !            81: #define        ILC_LDPA        0x2c00          /* Load Physical Address */
        !            82: #define        ILC_FLUSH       0x3000          /* Flush Receive BAR/BCR Queue */
        !            83: #define        ILC_RESET       0x3f00          /* Reset */
        !            84: 
        !            85: /*
        !            86:  * Error codes found in the status bits of the csr.
        !            87:  */
        !            88: #define        ILERR_SUCCESS           0       /* command successful */
        !            89: #define        ILERR_RETRIES           1       /* " " with retries */
        !            90: #define        ILERR_BADCMD            2       /* illegal command */
        !            91: #define        ILERR_INVCMD            3       /* invalid command */
        !            92: #define        ILERR_RECVERR           4       /* receiver error */
        !            93: #define        ILERR_BUFSIZ            5       /* buffer size too big */
        !            94: #define        ILERR_FRAMESIZ          6       /* frame size too small */
        !            95: #define        ILERR_COLLISIONS        8       /* excessive collisions */
        !            96: #define        ILERR_BUFALIGNMENT      10      /* buffer not word aligned */
        !            97: #define        ILERR_NXM               15      /* non-existent memory */
        !            98: 
        !            99: #define        NILERRS                 16
        !           100: #ifdef ILERRS
        !           101: char *ilerrs[NILERRS] = {
        !           102:        "success",                      /*  0 */
        !           103:        "success with retries",         /*  1 */
        !           104:        "illegal command",              /*  2 */
        !           105:        "inappropriate command",        /*  3 */
        !           106:        "failure",                      /*  4 */
        !           107:        "buffer size exceeded",         /*  5 */
        !           108:        "frame too small",              /*  6 */
        !           109:        0,                              /*  7 */
        !           110:        "excessive collisions",         /*  8 */
        !           111:        0,                              /*  9 */
        !           112:        "buffer alignment error",       /* 10 */
        !           113:        0,                              /* 11 */
        !           114:        0,                              /* 12 */
        !           115:        0,                              /* 13 */
        !           116:        0,                              /* 14 */
        !           117:        "non-existent memory"           /* 15 */
        !           118: };
        !           119: #endif
        !           120: 
        !           121: /*
        !           122:  * Diagnostics codes.
        !           123:  */
        !           124: #define        ILDIAG_SUCCESS          0       /* no problems */
        !           125: #define        ILDIAG_CHKSUMERR        1       /* ROM/RAM checksum error */
        !           126: #define        ILDIAG_DMAERR           2       /* DMA not working */
        !           127: #define        ILDIAG_XMITERR          3       /* xmit circuitry failure */
        !           128: #define        ILDIAG_RECVERR          4       /* rcvr circuitry failure */
        !           129: #define        ILDIAG_LOOPBACK         5       /* loopback test failed */
        !           130: 
        !           131: #define        NILDIAGS                6
        !           132: #ifdef ILDIAGS
        !           133: char *ildiag[NILDIAGS] = {
        !           134:        "success",                      /* 0 */
        !           135:        "checksum error",               /* 1 */
        !           136:        "NM10 dma error",               /* 2 */
        !           137:        "transmitter error",            /* 3 */
        !           138:        "receiver error",               /* 4 */
        !           139:        "loopback failure",             /* 5 */
        !           140: };
        !           141: #endif
        !           142: 
        !           143: /*
        !           144:  * Frame status bits, returned in frame status byte
        !           145:  * at the top of each received packet.
        !           146:  */
        !           147: #define        ILFSTAT_C       0x1             /* CRC error */
        !           148: #define        ILFSTAT_A       0x2             /* alignment error */
        !           149: #define        ILFSTAT_L       0x4             /* 1+ frames lost just before */

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