projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| b5d17f4d | 1 | /* autoconf.c 4.5 82/07/15 */ |
| 0d36453d BJ |
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) }; | |
| 099dcdda | 30 | struct mba_regs *mbaddr750[] = { MTR(4), MTR(5), MTR(6), MTR(7) }; |
| 0d36453d BJ |
31 | |
| 32 | #undef UTR | |
| 33 | #undef UMA | |
| 34 | #undef MTR | |
| 35 | ||
| b5d17f4d BJ |
36 | #define UTR(i) ((struct uba_regs *)(NEX730+(i))) |
| 37 | #define UMA ((caddr_t)UMEM730) | |
| 099dcdda | 38 | |
| b5d17f4d BJ |
39 | struct uba_regs *ubaddr730[] = { UTR(3) }; |
| 40 | caddr_t umaddr730[] = { UMA }; | |
| 099dcdda BJ |
41 | |
| 42 | #undef UTR | |
| 43 | #undef UMA | |
| 44 | ||
| 0d36453d BJ |
45 | configure() |
| 46 | { | |
| 47 | union cpusid cpusid; | |
| 388f3cbe | 48 | int nmba, nuba, i; |
| 0d36453d BJ |
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; | |
| 0d36453d | 57 | umaddr = umaddr780; |
| 388f3cbe BJ |
58 | nmba = sizeof (mbaddr780) / sizeof (mbaddr780[0]); |
| 59 | nuba = sizeof (ubaddr780) / sizeof (ubaddr780[0]); | |
| 0d36453d BJ |
60 | break; |
| 61 | ||
| 62 | case VAX_750: | |
| 63 | mbaddr = mbaddr750; | |
| 64 | ubaddr = ubaddr750; | |
| 0d36453d | 65 | umaddr = umaddr750; |
| 388f3cbe BJ |
66 | nmba = sizeof (mbaddr750) / sizeof (mbaddr750[0]); |
| 67 | nuba = 0; | |
| 0d36453d | 68 | break; |
| 099dcdda | 69 | |
| b5d17f4d BJ |
70 | case VAX_730: |
| 71 | ubaddr = ubaddr730; | |
| 72 | umaddr = umaddr730; | |
| 388f3cbe | 73 | nmba = nuba = 0; |
| 099dcdda | 74 | break; |
| 0d36453d | 75 | } |
| 388f3cbe BJ |
76 | /* |
| 77 | * Forward into the past... | |
| 78 | */ | |
| b5d17f4d | 79 | /* |
| 388f3cbe BJ |
80 | for (i = 0; i < nmba; i++) |
| 81 | if (!badloc(mbaddr[i])) | |
| 82 | mbaddr[i]->mba_cr = MBCR_INIT; | |
| b5d17f4d | 83 | */ |
| 388f3cbe BJ |
84 | for (i = 0; i < nuba; i++) |
| 85 | if (!badloc(ubaddr[i])) | |
| 86 | ubaddr[i]->uba_cr = UBACR_ADINIT; | |
| b5d17f4d BJ |
87 | if (cpu != VAX_780) |
| 88 | mtpr(IUR, 0); | |
| 388f3cbe BJ |
89 | /* give unibus devices a chance to recover... */ |
| 90 | if (nuba > 0) | |
| 91 | DELAY(2000000); | |
| 0d36453d | 92 | } |