/* * Copyright (c) 1982, 1986 Regents of the University of California. * All rights reserved. The Berkeley software License Agreement * specifies the terms and conditions for redistribution. * * @(#)cpu.h 7.1 (Berkeley) 6/5/86 */ /* * RCS Info * $Header: cpu.h,v 3.1 86/10/22 13:51:38 tadl Exp $ * $Locker: $ */ #ifndef LOCORE /* * Cpu identification, from SID register. */ union cpusid { int cpusid; struct cpuany { u_int :24, cp_type:8; } cpuany; struct cpu8600 { u_int cp_sno:12, /* serial number */ cp_plant:4, /* plant number */ cp_eco:8, /* eco level */ cp_type:8; /* VAX_8600 */ } cpu8600; struct cpu780 { u_int cp_sno:12, /* serial number */ cp_plant:3, /* plant number */ cp_eco:9, /* eco level */ cp_type:8; /* VAX_780 */ } cpu780; struct cpu750 { u_int cp_hrev:8, /* hardware rev level */ cp_urev:8, /* ucode rev level */ :8, cp_type:8; /* VAX_750 */ } cpu750; struct cpu730 { u_int :8, /* reserved */ cp_urev:8, /* ucode rev level */ :8, /* reserved */ cp_type:8; /* VAX_730 */ } cpu730; struct cpu630 { u_int :24, /* reserved */ cp_type:8; /* VAX_630 */ } cpu630; }; #endif /* * Vax CPU types. * Similar types are grouped with their earliest example. */ #define VAX_780 1 #define VAX_750 2 #define VAX_730 3 #define VAX_8600 4 #define VAX_8200 5 #define VAX_630 8 #define VAX_MAX 8 /* * Main IO backplane types. * This gives us a handle on how to do autoconfiguration. */ #define IO_SBI780 1 #define IO_CMI750 2 #define IO_XXX730 3 #define IO_ABUS 4 #define IO_QBUS 5 #ifndef LOCORE /* * Per-cpu information for system. */ struct percpu { short pc_cputype; /* cpu type code */ short pc_cpuspeed; /* relative speed of cpu */ short pc_nioa; /* number of IO adaptors/nexus blocks */ struct iobus *pc_io; /* descriptions of IO adaptors */ }; struct iobus { int io_type; /* io adaptor types */ caddr_t io_addr; /* phys address of IO adaptor */ int io_size; /* size of an IO space */ caddr_t io_details; /* specific to adaptor types */ }; /* * Description of a main bus that maps "nexi", ala the 780 SBI. */ struct nexusconnect { short psb_nnexus; /* number of nexus slots */ struct nexus *psb_nexbase; /* base of nexus space */ /* we should be able to have just one address for the unibus memories */ /* and calculate successive addresses by adding to the base, but the 750 */ /* doesn't obey the sensible rule: uba1 has a lower address than uba0! */ caddr_t *psb_umaddr; /* unibus memory addresses */ short psb_nubabdp; /* number of bdp's per uba */ short psb_haveubasr; /* have uba status register */ /* the 750 has some slots which don't promise to tell you their types */ /* if this pointer is non-zero, then you get the type from this array */ /* rather than from the (much more sensible) low byte of the config register */ short *psb_nextype; /* botch */ }; #ifdef KERNEL int cpu; struct percpu percpu[]; #endif #endif