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Annotation of sys/arch/vax/mba/mbareg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: mbareg.h,v 1.5 2002/06/11 09:36:24 hugh Exp $ */
                      2: /*     $NetBSD: mbareg.h,v 1.4 2000/06/04 18:04:39 ragge Exp $ */
                      3: /*
                      4:  * Copyright (c) 1994 Ludd, University of Lule}, Sweden
                      5:  * All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. All advertising materials mentioning features or use of this software
                     16:  *    must display the following acknowledgement:
                     17:  *      This product includes software developed at Ludd, University of Lule}.
                     18:  * 4. The name of the author may not be used to endorse or promote products
                     19:  *    derived from this software without specific prior written permission
                     20:  *
                     21:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     22:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     23:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     24:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     25:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     26:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     27:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     28:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     29:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     30:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     31:  */
                     32:
                     33: #ifdef notdef
                     34: struct mba_hack {
                     35:        u_int   pad1;
                     36:        u_int   md_ds;          /* unit status */
                     37:        u_int   pad4[2];
                     38:        u_int   md_as;          /* Attention summary */
                     39:        u_int   pad2;
                     40:        u_int   md_dt;          /* unit type */
                     41:        u_int   pad3[25];
                     42: };
                     43:
                     44: struct mba_regs {
                     45:        u_int   mba_csr;
                     46:        u_int   mba_cr;
                     47:        u_int   mba_sr;
                     48:        u_int   mba_var;
                     49:        u_int   mba_bc;
                     50:        u_int   mba_dr;
                     51:        u_int   mba_smr;
                     52:        u_int   mba_car;
                     53:        u_int   utrymme[248];
                     54:        struct  mba_hack mba_md[8];     /* unit specific regs */
                     55:        struct  pte mba_map[256];
                     56: };
                     57: #endif
                     58:
                     59: #define        MBA_CSR 0
                     60: #define        MBA_CR  4
                     61: #define        MBA_SR  8
                     62: #define        MBA_VAR 12
                     63: #define        MBA_BC  16
                     64: #define        MBA_DR  20
                     65: #define        MBA_SMR 24
                     66: #define        MBA_CAR 28
                     67:
                     68: #define        MUREG(dev,reg)  (1024+(dev)*128+(reg))
                     69: #define MAPREG(nr)     (2048+(nr)*4)
                     70:
                     71: #define        MU_DS   4       /* unit status */
                     72: #define        MU_AS   16      /* attention summary */
                     73: #define        MU_DT   24      /* drive type */
                     74:
                     75: /*
                     76:  * Different states which can be on massbus.
                     77:  */
                     78: /* Write to mba_cr */
                     79: #define        MBACR_IBC       0x10
                     80: #define        MBACR_MMM       0x8
                     81: #define        MBACR_IE        0x4
                     82: #define        MBACR_ABORT     0x2
                     83: #define        MBACR_INIT      0x1
                     84:
                     85: /* Read from mba_sr: */
                     86: #define        MBASR_DTBUSY    0x80000000
                     87: #define        MBASR_NRCONF    0x40000000
                     88: #define        MBASR_CRD       0x20000000
                     89: #define        MBASR_CBHUNG    0x800000
                     90: #define MBASR_PGE      0x80000
                     91: #define        MBASR_NED       0x40000         /* NonExistent Drive */
                     92: #define        MBASR_MCPE      0x20000         /* Massbuss Control Parity Error */
                     93: #define        MBASR_ATTN      0x10000         /* Attention from Massbus */
                     94: #define        MBASR_SPE       0x4000          /* Silo Parity Error */
                     95: #define MBASR_DTCMP    0x2000          /* Data Transfer CoMPleted */
                     96: #define MBASR_DTABT    0x1000          /* Data Transfer ABorTed */
                     97: #define MBASR_DLT      0x800           /* Data LaTe */
                     98: #define MBASR_WCKUE    0x400           /* Write check upper error */
                     99: #define        MBASR_WCKLE     0x200           /* Write check lower error */
                    100: #define        MBASR_MXF       0x100           /* Miss transfer fault */
                    101: #define        MBASR_MBEXC     0x80            /* Massbuss exception */
                    102: #define        MBASR_MDPE      0x40            /* Massbuss data parity error */
                    103: #define        MBASR_MAPPE     0x20            /* Page frame map parity error */
                    104: #define        MBASR_INVMAP    0x10            /* Invalid map */
                    105: #define MBASR_ERR_STAT 0x8             /* Error status */
                    106: #define        MBASR_ERRC      0x4             /* Error confirmation */
                    107: #define        MBASR_ISTIMO    0x2             /* Interface sequence timeout */
                    108: #define        MBASR_RDTIMO    0x1             /* Read data timeout status */
                    109:
                    110: /* Definitions in mba_device md_ds */
                    111: #define        MBADS_DPR       0x100           /* Unit present */
                    112:
                    113: /* Definitions in mba_device md_dt */
                    114: #define        MBADT_RP04      0x10
                    115: #define MBADT_RP05     0x11
                    116: #define MBADT_RP06     0x12
                    117: #define MBADT_RP07     0x22
                    118: #define MBADT_RM02     0x15
                    119: #define MBADT_RM03     0x14
                    120: #define MBADT_RM05     0x17
                    121: #define MBADT_RM80     0x16
                    122: #define        MBADT_DRQ       0x800           /* Dual ported */
                    123: #define        MBADT_MOH       0x2000          /* Moving head device */