91 lines
3.4 KiB
C
91 lines
3.4 KiB
C
/*-
|
|
* Copyright (c) 1995 Bruce D. Evans.
|
|
* All rights reserved.
|
|
*
|
|
* 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. Neither the name of the author nor the names of contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*
|
|
* $Id: md_var.h,v 1.19 1997/10/27 17:23:04 bde Exp $
|
|
*/
|
|
|
|
#ifndef _MACHINE_MD_VAR_H_
|
|
#define _MACHINE_MD_VAR_H_
|
|
|
|
/*
|
|
* Miscellaneous machine-dependent declarations.
|
|
*/
|
|
|
|
extern int Maxmem;
|
|
extern u_int atdevbase; /* offset in virtual memory of ISA io mem */
|
|
#ifdef BOUNCE_BUFFERS
|
|
extern char *bouncememory;
|
|
extern int bouncepages;
|
|
#endif
|
|
extern u_long cpu_feature;
|
|
extern u_long cpu_high;
|
|
extern u_long cpu_id;
|
|
extern u_long cyrix_did;
|
|
extern char cpu_vendor[];
|
|
extern char kstack[];
|
|
#ifdef BOUNCE_BUFFERS
|
|
extern int maxbkva;
|
|
#endif
|
|
extern void (*netisrs[32]) __P((void));
|
|
extern int nfs_diskless_valid;
|
|
extern char sigcode[];
|
|
extern int szsigcode;
|
|
|
|
typedef void alias_for_inthand_t __P((u_int cs, u_int ef, u_int esp, u_int ss));
|
|
struct proc;
|
|
struct reg;
|
|
|
|
void bcopyb __P((const void *from, void *to, size_t len));
|
|
void cpu_reset __P((void));
|
|
void cpu_halt __P((void));
|
|
void cpu_power_down __P((void));
|
|
void cpu_switch_load_fs __P((void)) __asm(__STRING(cpu_switch_load_fs));
|
|
void cpu_switch_load_gs __P((void)) __asm(__STRING(cpu_switch_load_gs));
|
|
void doreti_iret __P((void)) __asm(__STRING(doreti_iret));
|
|
void doreti_iret_fault __P((void)) __asm(__STRING(doreti_iret_fault));
|
|
void doreti_popl_ds __P((void)) __asm(__STRING(doreti_popl_ds));
|
|
void doreti_popl_ds_fault __P((void)) __asm(__STRING(doreti_popl_ds_fault));
|
|
void doreti_popl_es __P((void)) __asm(__STRING(doreti_popl_es));
|
|
void doreti_popl_es_fault __P((void)) __asm(__STRING(doreti_popl_es_fault));
|
|
int fill_regs __P((struct proc *p, struct reg *regs));
|
|
void fillw __P((int /*u_short*/ pat, void *base, size_t cnt));
|
|
int is_physical_memory __P((vm_offset_t addr));
|
|
u_long kvtop __P((void *addr));
|
|
void setidt __P((int idx, alias_for_inthand_t *func, int typ, int dpl,
|
|
int selec));
|
|
void userconfig __P((void));
|
|
void vm_bounce_init __P((void));
|
|
int vm_page_zero_idle __P((void));
|
|
|
|
#ifdef PC98
|
|
extern int need_pre_dma_flush;
|
|
extern int need_post_dma_flush;
|
|
#endif
|
|
|
|
#endif /* !_MACHINE_MD_VAR_H_ */
|