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Annotation of 41BSD/4.0.upgrade/sys/stand/autoconf.c, revision 1.1.1.1

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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