# 2.11BSD#431 - /usr/src/sys/vaxif/if_ddnreg.h

##### Macros

    DDNABT            X
    DDNDONE           X
    DDNEOS            X
    DDNIOCABT         X
    DDNIOCERR         X
    DDNIOCOK          X
    DDNIOCOKP         X
    DDNIOCOVR         X
    DDNIOCUBE         X
    DDNNUMR           X
    DDNRDB            X
    DDNSACK           X
    DDNSTR            X
    DDNUMR            X
    DDNWRT            X
    DDNXABT           X
    DDNXEVN           X
    DDNXODD           X
    DDNXREQ           X
    DDN_BITS          X
    DDN_DMA           X
    DDN_IEN           X
    DDN_MAIN          X
    DDN_MBLK          X
    DDN_NMI           X
    DDN_NXM           X
    DDN_PER           X
    DDN_RST           X
    DDN_SRV           X
    DDN_UER           X
    DDN_WRT           X
    DDN_ZGO           X
    DDN_ZRUN          X
    iovect            X

##### struct's

    ddnregs           X

       1: /*	@(#)if_ddnreg.h	7.1 (Berkeley) 6/5/86 */
       2:
       3:
       4: /************************************************************************\
       5:
       6:      ________________________________________________________
       7:     /                                                        \
       8:    |          AAA          CCCCCCCCCCCCCC    CCCCCCCCCCCCCC   |
       9:    |         AAAAA        CCCCCCCCCCCCCCCC  CCCCCCCCCCCCCCCC  |
      10:    |        AAAAAAA       CCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCC |
      11:    |       AAAA AAAA      CCCC              CCCC              |
      12:    |      AAAA   AAAA     CCCC              CCCC              |
      13:    |     AAAA     AAAA    CCCC              CCCC              |
      14:    |    AAAA       AAAA   CCCC              CCCC              |
      15:    |   AAAA  AAAAAAAAAAA  CCCCCCCCCCCCCCCCC CCCCCCCCCCCCCCCCC |
      16:    |  AAAA    AAAAAAAAAAA CCCCCCCCCCCCCCCC  CCCCCCCCCCCCCCCC  |
      17:    | AAAA      AAAAAAAAA   CCCCCCCCCCCCCC    CCCCCCCCCCCCCC   |
      18:     \________________________________________________________/
      19:
      20: 	Copyright (c) 1985 by Advanced Computer Communications
      21: 	720 Santa Barbara Street, Santa Barbara, California  93101
      22: 	(805) 963-9431
      23:
      24: 	This software may be duplicated and used on systems
      25: 	which are licensed to run U.C. Berkeley versions of
      26: 	the UNIX operating system.  Any duplication of any
      27: 	part of this software must include a copy of ACC's
      28: 	copyright notice.
      29:
      30:
      31: File:
      32: 		if_ddnreg.h
      33:
      34: Author:
      35: 		Art Berggreen
      36:
      37: Project:
      38: 		4.2 DDN X.25 network driver
      39:
      40: Function:
      41: 		This file contains definitions of the hardware
      42: 		interface of the ACP625 (IF-11/X25).
      43:
      44: Components:
      45:
      46: Revision History:
      47: 		16-May-1985:	V1.0 - First release.
      48: 				Art Berggreen.
      49:
      50: \************************************************************************/
      51:
      52:
      53: /*	if_ddnvar.h	 V1.0	5/16/85	*/
      54:
      55: /*
      56:  * ACC IF-11/DDN-X25 interface
      57:  */
      58:
      59: struct ddnregs {            /* device registers */
      60:     u_short csr;            /* control and status register */
      61:     u_char  iochn;          /* logical channel */
      62:     u_char  ioadx;          /* address extension (A16,A17) */
      63:     u_short ioadl;          /* buffer address (A0-A15) */
      64:     u_short iocnt;          /* byte count */
      65:     u_char  iofcn;          /* UMC funciton code */
      66:     u_char  iosbf;          /* UMC subfunction code */
      67:     u_char  ioini;          /* comm regs valid flag */
      68:     u_char  staack;         /* interrupt acknowledge flag */
      69:     u_char  ionmi;          /* NMI routine active flag */
      70:     u_char  xfrgnt;         /* UMR transfer grant flag */
      71:     u_char  stachn;         /* interrupt channel number */
      72:     u_char  statyp;         /* interrupt type code */
      73:     u_char  stacc;          /* completion function code */
      74:     u_char  stacs;          /* completion subfunction code */
      75:     u_short stacnt;         /* completion byte count */
      76: };
      77:
      78: #define iovect  iochn
      79:
      80: /* defines for CSR */
      81:
      82: #define DDN_UER     0100000     /* UMC error condition */
      83: #define DDN_NXM     0040000     /* non-existent memory error */
      84: #define DDN_PER     0020000     /* UNIBUS parity error */
      85: #define DDN_ZRUN    0010000     /* Z80 running */
      86: #define DDN_ZGO     0004000     /* Z80 not in wait state */
      87: #define DDN_MBLK    0000200     /* memory swap state (0=main, 1=srv) */
      88: #define DDN_SRV     0000100     /* select UMC service memory */
      89: #define DDN_MAIN    0000040     /* select UMC main memory */
      90: #define DDN_DMA     0000020     /* DMA enable */
      91: #define DDN_WRT     0000010     /* DMA write enable */
      92: #define DDN_IEN     0000004     /* interrupt enable */
      93: #define DDN_RST     0000002     /* reset */
      94: #define DDN_NMI     0000001     /* cause NMI */
      95:
      96: #define DDN_BITS \
      97: "\10\20UER\17NXM\16PER\15ZRUN\14ZGO\10MBLK\7SRV\6MAIN\5DMA\4WRT\3IEN\2RST\1NMI"
      98:
      99: /* start i/o function code definitions */
     100:
     101: #define DDNWRT      0   /* write to if-11 */
     102: #define DDNRDB      1   /* read from if-11 */
     103: #define DDNSTR      2   /* stream flag */
     104: #define DDNEOS      (4|DDNSTR)  /* end of stream flag */
     105: #define DDNABT      8   /* abort flag */
     106: #define DDNUMR      16  /* UMR protocol flag */
     107:
     108: /* interrupt type definitions */
     109:
     110: #define DDNSACK     0   /* start i/o ack */
     111: #define DDNDONE     1   /* i/o completion */
     112: #define DDNXREQ     2   /* UMR protocol transfer request */
     113:
     114: /* i/o completion codes */
     115:
     116: #define DDNIOCOK    0001    /* successful completion */
     117: #define DDNIOCOKP   0002    /* successful completion, more data pending */
     118: #define DDNIOCABT   0361    /* i/o aborted */
     119: #define DDNIOCERR   0321    /* program error */
     120: #define DDNIOCOVR   0363    /* overrun error */
     121: #define DDNIOCUBE   0374    /* non-existant memory or unibus error */
     122:
     123: /* UMR protocol transfer grant code definitions */
     124:
     125: #define DDNXEVN     1   /* start with even address */
     126: #define DDNXODD     2   /* start with odd address */
     127: #define DDNNUMR     4   /* non-UMR transfer */
     128: #define DDNXABT     8   /* abort transfer */

#### Defined struct's

ddnregs defined in line 59; never used

#### Defined macros

DDNABT defined in line 105; never used
DDNDONE defined in line 111; never used
DDNEOS defined in line 104; never used
DDNIOCABT defined in line 118; never used
DDNIOCERR defined in line 119; never used
DDNIOCOK defined in line 116; never used
DDNIOCOKP defined in line 117; never used
DDNIOCOVR defined in line 120; never used
DDNIOCUBE defined in line 121; never used
DDNNUMR defined in line 127; never used
DDNRDB defined in line 102; never used
DDNSACK defined in line 110; never used
DDNSTR defined in line 103; used 1 times

- in line 104

DDNUMR defined in line 106; never used
DDNWRT defined in line 101; never used
DDNXABT defined in line 128; never used
DDNXEVN defined in line 125; never used
DDNXODD defined in line 126; never used
DDNXREQ defined in line 112; never used
DDN_BITS defined in line 96; never used
DDN_DMA defined in line 90; never used
DDN_IEN defined in line 92; never used
DDN_MAIN defined in line 89; never used
DDN_MBLK defined in line 87; never used
DDN_NMI defined in line 94; never used
DDN_NXM defined in line 83; never used
DDN_PER defined in line 84; never used
DDN_RST defined in line 93; never used
DDN_SRV defined in line 88; never used
DDN_UER defined in line 82; never used
DDN_WRT defined in line 91; never used
DDN_ZGO defined in line 86; never used
DDN_ZRUN defined in line 85; never used
iovect defined in line 78; never used

Last modified: 1986-06-05 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 323 |