| 1 | /* |
| 2 | * Copyright (c) 1982 Regents of the University of California. |
| 3 | * All rights reserved. The Berkeley software License Agreement |
| 4 | * specifies the terms and conditions for redistribution. |
| 5 | * |
| 6 | * @(#)cpu.h 6.4 (Berkeley) %G% |
| 7 | */ |
| 8 | |
| 9 | #ifndef LOCORE |
| 10 | /* |
| 11 | * Cpu identification, from SID register. |
| 12 | */ |
| 13 | union cpusid { |
| 14 | int cpusid; |
| 15 | struct cpuany { |
| 16 | u_int :24, |
| 17 | cp_type:8; |
| 18 | } cpuany; |
| 19 | struct cpu8600 { |
| 20 | u_int cp_sno:12, /* serial number */ |
| 21 | cp_plant:4, /* plant number */ |
| 22 | cp_eco:8, /* eco level */ |
| 23 | cp_type:8; /* VAX_8600 */ |
| 24 | } cpu8600; |
| 25 | struct cpu780 { |
| 26 | u_int cp_sno:12, /* serial number */ |
| 27 | cp_plant:3, /* plant number */ |
| 28 | cp_eco:9, /* eco level */ |
| 29 | cp_type:8; /* VAX_780 */ |
| 30 | } cpu780; |
| 31 | struct cpu750 { |
| 32 | u_int cp_hrev:8, /* hardware rev level */ |
| 33 | cp_urev:8, /* ucode rev level */ |
| 34 | :8, |
| 35 | cp_type:8; /* VAX_750 */ |
| 36 | } cpu750; |
| 37 | struct cpu730 { |
| 38 | u_int :8, /* reserved */ |
| 39 | cp_urev:8, /* ucode rev level */ |
| 40 | :8, /* reserved */ |
| 41 | cp_type:8; /* VAX_730 */ |
| 42 | } cpu730; |
| 43 | }; |
| 44 | #endif |
| 45 | #define VAX_780 1 |
| 46 | #define VAX_750 2 |
| 47 | #define VAX_730 3 |
| 48 | #define VAX_8600 4 |
| 49 | |
| 50 | #define VAX_MAX 4 |
| 51 | |
| 52 | #ifndef LOCORE |
| 53 | /* |
| 54 | * Per-cpu information for system. |
| 55 | */ |
| 56 | struct percpu { |
| 57 | short pc_cputype; /* cpu type code */ |
| 58 | short pc_nioa; /* number of IO adaptors/SBI's */ |
| 59 | caddr_t *pc_ioaaddr; /* phys addresses of IO adaptors */ |
| 60 | int pc_ioasize; /* size of a IO adaptor */ |
| 61 | short *pc_ioatype; /* io adaptor types if no cfg reg */ |
| 62 | }; |
| 63 | |
| 64 | struct persbi { |
| 65 | short psb_nnexus; /* number of nexus slots */ |
| 66 | struct nexus *psb_nexbase; /* base of nexus space */ |
| 67 | /* we should be able to have just one address for the unibus memories */ |
| 68 | /* and calculate successive addresses by adding to the base, but the 750 */ |
| 69 | /* doesn't obey the sensible rule: uba1 has a lower address than uba0! */ |
| 70 | caddr_t *psb_umaddr; /* unibus memory addresses */ |
| 71 | short psb_nubabdp; /* number of bdp's per uba */ |
| 72 | short psb_haveubasr; /* have uba status register */ |
| 73 | /* the 750 has some slots which don't promise to tell you their types */ |
| 74 | /* if this pointer is non-zero, then you get the type from this array */ |
| 75 | /* rather than from the (much more sensible) low byte of the config register */ |
| 76 | short *psb_nextype; /* botch */ |
| 77 | }; |
| 78 | |
| 79 | #ifdef KERNEL |
| 80 | int cpu; |
| 81 | struct percpu percpu[]; |
| 82 | #if VAX730 |
| 83 | struct persbi xxx730; |
| 84 | #endif |
| 85 | #if VAX750 |
| 86 | struct persbi cmi750; |
| 87 | #endif |
| 88 | #if VAX780 |
| 89 | struct persbi sbi780; |
| 90 | #endif |
| 91 | #if VAX8600 |
| 92 | struct persbi sbi8600[]; |
| 93 | #endif |
| 94 | #endif |
| 95 | #endif |