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Annotation of 43BSDReno/sys/hpstand/autoconf.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1988 University of Utah.
        !             3:  * Copyright (c) 1990 The Regents of the University of California.
        !             4:  * All rights reserved.
        !             5:  *
        !             6:  * This code is derived from software contributed to Berkeley by
        !             7:  * the Systems Programming Group of the University of Utah Computer
        !             8:  * Science Department.
        !             9:  *
        !            10:  * Redistribution is only permitted until one year after the first shipment
        !            11:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
        !            12:  * binary forms are permitted provided that: (1) source distributions retain
        !            13:  * this entire copyright notice and comment, and (2) distributions including
        !            14:  * binaries display the following acknowledgement:  This product includes
        !            15:  * software developed by the University of California, Berkeley and its
        !            16:  * contributors'' in the documentation or other materials provided with the
        !            17:  * distribution and in all advertising materials mentioning features or use
        !            18:  * of this software.  Neither the name of the University nor the names of
        !            19:  * its contributors may be used to endorse or promote products derived from
        !            20:  * this software without specific prior written permission.
        !            21:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            22:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            23:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            24:  *
        !            25:  * from: Utah $Hdr: autoconf.c 1.9 89/10/07$
        !            26:  *
        !            27:  *     @(#)autoconf.c  7.2 (Berkeley) 5/25/90
        !            28:  */
        !            29: 
        !            30: #include "samachdep.h"
        !            31: #include "param.h"
        !            32: 
        !            33: #include "../hpdev/device.h"
        !            34: #include "../hpdev/grfvar.h"
        !            35: 
        !            36: struct hp_hw sc_table[MAX_CTLR];
        !            37: 
        !            38: extern int internalhpib;
        !            39: 
        !            40: #if 0
        !            41: #include "rominfo.h"
        !            42: printrominfo()
        !            43: {
        !            44:        struct rominfo *rp = (struct rominfo *)ROMADDR;
        !            45:        printf("boottype %x, name %s, lowram %x, sysflag %x\n",
        !            46:               rp->boottype, rp->name, rp->lowram, rp->sysflag&0xff);
        !            47:        printf("rambase %x, ndrives %x, sysflag2 %x, msus %x\n",
        !            48:               rp->rambase, rp->ndrives, rp->sysflag2&0xff, rp->msus);
        !            49: }
        !            50: #endif
        !            51: 
        !            52: configure()
        !            53: {
        !            54:        find_devs();
        !            55:        cninit();
        !            56: #if 0
        !            57:        printrominfo();
        !            58: #endif
        !            59:        hpibinit();
        !            60:        scsiinit();
        !            61: }
        !            62: 
        !            63: sctoaddr(sc)
        !            64:        int sc;
        !            65: {
        !            66:        if (sc == -2)
        !            67:                return(0x1000000);
        !            68:        if (sc == -1)
        !            69:                return(GRFIADDR);
        !            70:        if (sc == 7 && internalhpib)
        !            71:                return(internalhpib);
        !            72:        if (sc < 32)
        !            73:                return(0x600000+(0x10000*sc));
        !            74:        return(sc);
        !            75: }
        !            76: 
        !            77: /*
        !            78:  * Probe all select codes (0 - 32) and internal display address.
        !            79:  * Note that we only care about displays, SCSIs and HP-IBs.
        !            80:  */
        !            81: find_devs()
        !            82: {
        !            83:        u_char *id_reg;
        !            84:        register short sc;
        !            85:        register int addr;
        !            86:        register struct hp_hw *hw;
        !            87: 
        !            88:        hw = sc_table;
        !            89:        for (sc = -2; sc < 32; sc++) {
        !            90:                addr = sctoaddr(sc);
        !            91:                if (badaddr(addr))
        !            92:                        continue;
        !            93: 
        !            94:                id_reg = (u_char *) addr;
        !            95:                hw->hw_addr = (char *) addr;
        !            96:                hw->hw_id = id_reg[1] & 0xff;
        !            97:                hw->hw_sc = sc;
        !            98: 
        !            99:                /*
        !           100:                 * Not all internal HP-IBs respond rationally to id requests
        !           101:                 * so we just go by the "internal HPIB" indicator in SYSFLAG.
        !           102:                 */
        !           103:                if (sc == 7 && internalhpib) {
        !           104:                        hw->hw_type = HPIB;
        !           105:                        hw++;
        !           106:                        continue;
        !           107:                }
        !           108: 
        !           109:                switch (hw->hw_id) {
        !           110:                case 5:         /* 98642A */
        !           111:                case 128+5:     /* 98642A remote */
        !           112:                        hw->hw_type = COMMDCM;
        !           113:                        break;
        !           114:                case 8:         /* 98625B */
        !           115:                case 128:       /* 98624A */
        !           116:                        hw->hw_type = HPIB;
        !           117:                        break;
        !           118:                case 57:        /* Displays */
        !           119:                        hw->hw_type = BITMAP;
        !           120:                        hw->hw_id2 = id_reg[0x15];
        !           121:                        switch (hw->hw_id2) {
        !           122:                        case 4: /* renaissance */
        !           123:                        case 8: /* davinci */
        !           124:                                sc++;           /* occupy 2 select codes */
        !           125:                                break;
        !           126:                        }
        !           127:                        break;
        !           128:                case 9:
        !           129:                        hw->hw_type = KEYBOARD;
        !           130:                        break;
        !           131:                case 7:
        !           132:                case 39:
        !           133:                case 71:
        !           134:                case 103:
        !           135:                        hw->hw_type = SCSI;
        !           136:                        break;
        !           137:                default:        /* who cares */
        !           138:                        hw->hw_type = MISC;
        !           139:                        break;
        !           140:                }
        !           141:                hw++;
        !           142:        }
        !           143: }

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