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/* $OpenBSD: machdep.h,v 1.18 2002/03/14 03:16:01 millert Exp $ */
/*
* Copyright (c) 1994 Gordon W. Ross
* Copyright (c) 1993 Adam Glass
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1982, 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Utah Hdr: cpu.h 1.16 91/03/25
* from: @(#)cpu.h 7.7 (Berkeley) 6/27/91
* cpu.h,v 1.2 1993/05/22 07:58:17 cgd Exp
*/
#ifdef _KERNEL
#define FC_CONTROL 3 /* sun control space
XXX HP uses FC_PURGE instead */
/* Prototypes... */
struct frame;
struct fpframe;
struct pcb;
struct proc;
struct reg;
struct trapframe;
struct pmap;
extern int cache_size;
extern int fputype;
extern label_t *nofault;
extern vm_offset_t vmmap; /* XXX - See mem.c */
/* Kernel virtual address space available: */
extern vm_offset_t virtual_avail, virtual_end;
/* Physical address space available: */
extern vm_offset_t avail_start, avail_end;
/* The "hole" (used to skip the Sun3/50 video RAM) */
extern vm_offset_t hole_start, hole_size;
void ICIA(void);
void DCIA(void);
void DCIU(void);
void cache_enable(void);
void cache_flush_page(vm_offset_t pgva);
void cache_flush_segment(vm_offset_t sgva);
void cache_flush_context(void);
int cachectl(int req, caddr_t addr, int len);
void cninit(void);
void dumpconf(void);
void dumpsys(void);
void fb_unblank(void);
int fpu_emulate(struct frame *, struct fpframe *);
/* Backward compatibility... */
#define getsr _getsr
void **getvbr(void);
vm_offset_t high_segment_alloc(int npages);
void initfpu(void);
void intreg_init(void);
void isr_init(void);
void isr_config(void);
void m68881_save(struct fpframe *);
void m68881_restore(struct fpframe *);
void proc_do_uret(void);
void proc_trampoline(void);
void pmap_bootstrap(void);
vm_offset_t pmap_map(vm_offset_t, vm_offset_t, vm_offset_t, int);
int pmap_fault_reload(struct pmap *, vm_offset_t, int);
void pmap_get_ksegmap(u_char *);
void pmap_get_pagemap(int *pt, int off);
int reboot2(int, char *);
void savectx(struct pcb *);
void setvbr(void **);
void sun3_mon_abort(void);
void sun3_mon_halt(void);
void sun3_mon_reboot(char *);
void sun3_pmeg_init(void);
void sun3_reserve_pmeg(int pmeg_num);
void swapconf(void);
void swapgeneric(void);
void switch_exit(struct proc *);
#endif /* _KERNEL */
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