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Annotation of 41BSD/4.0.upgrade/sys/stand/autoconf.c, revision 1.1

1.1     ! root        1: /*     autoconf.c      4.4     81/04/03        */
        !             2: 
        !             3: #include "../h/param.h"
        !             4: #include "../h/cpu.h"
        !             5: #include "../h/nexus.h"
        !             6: #include "../h/pte.h"
        !             7: #include "../h/ubareg.h"
        !             8: #include "../h/mbareg.h"
        !             9: #include "../h/mtpr.h"
        !            10: #include "savax.h"
        !            11: 
        !            12: #define        UTR(i)  ((struct uba_regs *)(NEX780+(i)))
        !            13: #define        UMA(i)  ((caddr_t)UMEM780(i))
        !            14: #define        MTR(i)  ((struct mba_regs *)(NEX780+(i)))
        !            15: 
        !            16: struct uba_regs *ubaddr780[] = { UTR(3), UTR(4), UTR(5), UTR(6) };
        !            17: caddr_t        umaddr780[] = { UMA(0), UMA(1), UMA(2), UMA(3) };
        !            18: struct mba_regs *mbaddr780[] = { MTR(8), MTR(9), MTR(10), MTR(11) };
        !            19: 
        !            20: #undef UTR
        !            21: #undef UMA
        !            22: #undef MTR
        !            23: 
        !            24: #define        UTR(i)  ((struct uba_regs *)(NEX750+(i)))
        !            25: #define        UMA(i)  ((caddr_t)UMEM750(i))
        !            26: #define        MTR(i)  ((struct mba_regs *)(NEX750+(i)))
        !            27: 
        !            28: struct uba_regs *ubaddr750[] = { UTR(8), UTR(9) };
        !            29: caddr_t        umaddr750[] = { UMA(0), UMA(1) };
        !            30: struct mba_regs *mbaddr750[] = { MTR(4), MTR(5), MTR(6), MTR(7) };
        !            31: 
        !            32: #undef UTR
        !            33: #undef UMA
        !            34: #undef MTR
        !            35: 
        !            36: #define        UTR(i)  ((struct uba_regs *)(NEX7ZZ+(i)))
        !            37: #define        UMA     ((caddr_t)UMEM7ZZ)
        !            38: 
        !            39: struct uba_regs *ubaddr7ZZ[] = { UTR(3) };
        !            40: caddr_t        umaddr7ZZ[] = { UMA };
        !            41: 
        !            42: #undef UTR
        !            43: #undef UMA
        !            44: 
        !            45: configure()
        !            46: {
        !            47:        union cpusid cpusid;
        !            48:        int nmba, nuba, i;
        !            49: 
        !            50:        cpusid.cpusid = mfpr(SID);
        !            51:        cpu = cpusid.cpuany.cp_type;
        !            52:        switch (cpu) {
        !            53: 
        !            54:        case VAX_780:
        !            55:                mbaddr = mbaddr780;
        !            56:                ubaddr = ubaddr780;
        !            57:                umaddr = umaddr780;
        !            58:                nmba = sizeof (mbaddr780) / sizeof (mbaddr780[0]);
        !            59:                nuba = sizeof (ubaddr780) / sizeof (ubaddr780[0]);
        !            60:                break;
        !            61: 
        !            62:        case VAX_750:
        !            63:                mbaddr = mbaddr750;
        !            64:                ubaddr = ubaddr750;
        !            65:                umaddr = umaddr750;
        !            66:                nmba = sizeof (mbaddr750) / sizeof (mbaddr750[0]);
        !            67:                nuba = 0;
        !            68:                break;
        !            69: 
        !            70:        case VAX_7ZZ:
        !            71:                ubaddr = ubaddr7ZZ;
        !            72:                umaddr = umaddr7ZZ;
        !            73:                nmba = nuba = 0;
        !            74:                break;
        !            75:        }
        !            76:        /*
        !            77:         * Forward into the past...
        !            78:         */
        !            79:        for (i = 0; i < nmba; i++)
        !            80:                if (!badloc(mbaddr[i]))
        !            81:                        mbaddr[i]->mba_cr = MBCR_INIT;
        !            82:        for (i = 0; i < nuba; i++)
        !            83:                if (!badloc(ubaddr[i]))
        !            84:                        if (cpu == VAX_780)
        !            85:                                ubaddr[i]->uba_cr = UBACR_ADINIT;
        !            86:        if (cpu != VAX_780)
        !            87:                mtpr(IUR,0);
        !            88:        /* give unibus devices a chance to recover... */
        !            89:        if (nuba > 0)
        !            90:                DELAY(2000000);
        !            91: }

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