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Annotation of 42BSD/sys/stand/autoconf.c, revision 1.1

1.1     ! root        1: /*     autoconf.c      6.1     83/07/29        */
        !             2: 
        !             3: #include "../machine/pte.h"
        !             4: 
        !             5: #include "../h/param.h"
        !             6: 
        !             7: #include "../vax/cpu.h"
        !             8: #include "../vax/nexus.h"
        !             9: #include "../vaxuba/ubareg.h"
        !            10: #include "../vaxmba/mbareg.h"
        !            11: #include "../vax/mtpr.h"
        !            12: 
        !            13: #include "savax.h"
        !            14: 
        !            15: #define        UTR(i)  ((struct uba_regs *)(NEX780+(i)))
        !            16: #define        UMA(i)  ((caddr_t)UMEM780(i))
        !            17: #define        MTR(i)  ((struct mba_regs *)(NEX780+(i)))
        !            18: 
        !            19: struct uba_regs *ubaddr780[] = { UTR(3), UTR(4), UTR(5), UTR(6) };
        !            20: caddr_t        umaddr780[] = { UMA(0), UMA(1), UMA(2), UMA(3) };
        !            21: struct mba_regs *mbaddr780[] = { MTR(8), MTR(9), MTR(10), MTR(11) };
        !            22: 
        !            23: #undef UTR
        !            24: #undef UMA
        !            25: #undef MTR
        !            26: 
        !            27: #define        UTR(i)  ((struct uba_regs *)(NEX750+(i)))
        !            28: #define        UMA(i)  ((caddr_t)UMEM750(i))
        !            29: #define        MTR(i)  ((struct mba_regs *)(NEX750+(i)))
        !            30: 
        !            31: struct uba_regs *ubaddr750[] = { UTR(8), UTR(9) };
        !            32: caddr_t        umaddr750[] = { UMA(0), UMA(1) };
        !            33: struct mba_regs *mbaddr750[] = { MTR(4), MTR(5), MTR(6), MTR(7) };
        !            34: 
        !            35: #undef UTR
        !            36: #undef UMA
        !            37: #undef MTR
        !            38: 
        !            39: #define        UTR(i)  ((struct uba_regs *)(NEX730+(i)))
        !            40: #define        UMA     ((caddr_t)UMEM730)
        !            41: 
        !            42: struct uba_regs *ubaddr730[] = { UTR(3) };
        !            43: caddr_t        umaddr730[] = { UMA };
        !            44: 
        !            45: #undef UTR
        !            46: #undef UMA
        !            47: 
        !            48: configure()
        !            49: {
        !            50:        union cpusid cpusid;
        !            51:        int nmba, nuba, i;
        !            52: 
        !            53:        cpusid.cpusid = mfpr(SID);
        !            54:        cpu = cpusid.cpuany.cp_type;
        !            55:        switch (cpu) {
        !            56: 
        !            57:        case VAX_780:
        !            58:                mbaddr = mbaddr780;
        !            59:                ubaddr = ubaddr780;
        !            60:                umaddr = umaddr780;
        !            61:                nmba = sizeof (mbaddr780) / sizeof (mbaddr780[0]);
        !            62:                nuba = sizeof (ubaddr780) / sizeof (ubaddr780[0]);
        !            63:                break;
        !            64: 
        !            65:        case VAX_750:
        !            66:                mbaddr = mbaddr750;
        !            67:                ubaddr = ubaddr750;
        !            68:                umaddr = umaddr750;
        !            69:                nmba = sizeof (mbaddr750) / sizeof (mbaddr750[0]);
        !            70:                nuba = 0;
        !            71:                break;
        !            72: 
        !            73:        case VAX_730:
        !            74:                ubaddr = ubaddr730;
        !            75:                umaddr = umaddr730;
        !            76:                nmba = nuba = 0;
        !            77:                break;
        !            78:        }
        !            79:        /*
        !            80:         * Forward into the past...
        !            81:         */
        !            82: /*
        !            83:        for (i = 0; i < nmba; i++)
        !            84:                if (!badloc(mbaddr[i]))
        !            85:                        mbaddr[i]->mba_cr = MBCR_INIT;
        !            86: */
        !            87:        for (i = 0; i < nuba; i++)
        !            88:                if (!badloc(ubaddr[i]))
        !            89:                        ubaddr[i]->uba_cr = UBACR_ADINIT;
        !            90:        if (cpu != VAX_780)
        !            91:                mtpr(IUR, 0);
        !            92:        /* give unibus devices a chance to recover... */
        !            93:        if (nuba > 0)
        !            94:                DELAY(2000000);
        !            95: }

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