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Annotation of 42BSD/sys/stand/autoconf.c, revision 1.1.1.1

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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