1 /*- 2 * Copyright (c) 1995 Bruce D. Evans. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the author nor the names of contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $Id: md_var.h,v 1.4 1995/09/03 05:43:25 julian Exp $ 30 */ 31 32 #ifndef _MACHINE_MD_VAR_H_ 33 #define _MACHINE_MD_VAR_H_ 34 35 /* 36 * Miscellaneous machine-dependent declarations. 37 */ 38 39 extern int Maxmem; 40 extern u_long cpu_feature; 41 extern u_long cpu_high; 42 extern u_long cpu_id; 43 extern char cpu_vendor[]; 44 extern char etext[]; 45 extern vm_offset_t isaphysmem; 46 extern char kstack[]; 47 extern void (*netisrs[32]) __P((void)); 48 extern int nfs_diskless_valid; 49 extern int sigcode; 50 extern int szsigcode; 51 52 struct proc; 53 struct reg; 54 55 void cpu_reset __P((void)); 56 void doreti_iret __P((void)) __asm(__STRING(doreti_iret)); 57 void doreti_iret_fault __P((void)) __asm(__STRING(doreti_iret_fault)); 58 void doreti_popl_ds __P((void)) __asm(__STRING(doreti_popl_ds)); 59 void doreti_popl_ds_fault __P((void)) __asm(__STRING(doreti_popl_ds_fault)); 60 void doreti_popl_es __P((void)) __asm(__STRING(doreti_popl_es)); 61 void doreti_popl_es_fault __P((void)) __asm(__STRING(doreti_popl_es_fault)); 62 int fill_regs __P((struct proc *p, struct reg *regs)); 63 int mvesp __P((void)); 64 void userconfig __P((void)); 65 void vm_bounce_init __P((void)); 66 int vm_page_zero_idle __P((void)); 67 68 #endif /* !_MACHINE_MD_VAR_H_ */ 69