/*- * 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. * * $FreeBSD: src/sys/i386/include/md_var.h,v 1.35.2.4 2003/01/22 20:14:53 jhb Exp $ * $DragonFly: src/sys/platform/pc32/include/md_var.h,v 1.6 2003/06/27 01:53:24 dillon 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 */ extern void (*bcopy_vector) __P((const void *from, void *to, size_t len)); extern int busdma_swi_pending; extern int (*copyin_vector) __P((const void *udaddr, void *kaddr, size_t len)); extern int (*copyout_vector) __P((const void *kaddr, void *udaddr, size_t len)); extern u_int cpu_exthigh; extern u_int cpu_feature; extern u_int cpu_fxsr; extern u_int cpu_high; extern u_int cpu_id; extern u_int cpu_procinfo; extern char cpu_vendor[]; extern u_int cyrix_did; extern char kstack[]; #ifdef PC98 extern int need_pre_dma_flush; extern int need_post_dma_flush; #endif extern void (*netisrs[32]) __P((void)); extern int nfs_diskless_valid; extern void (*ovbcopy_vector) __P((const void *from, void *to, size_t len)); extern char sigcode[]; extern int szsigcode, szosigcode; typedef void alias_for_inthand_t __P((u_int cs, u_int ef, u_int esp, u_int ss)); struct proc; struct reg; struct fpreg; struct dbreg; struct globaldata; struct thread; void bcopyb __P((const void *from, void *to, size_t len)); void busdma_swi __P((void)); void cpu_gdinit __P((struct globaldata *gd, int cpu)); void cpu_halt __P((void)); void cpu_idle __P((void)); void cpu_reset __P((void)); void cpu_setregs __P((void)); void cpu_switch_load_gs __P((void)) __asm(__STRING(cpu_switch_load_gs)); void cpu_heavy_restore __P((void)); /* cannot be called from C */ void cpu_lwkt_restore __P((void)); /* cannot be called from C */ void cpu_idle_restore __P((void)); /* cannot be called from C */ void cpu_kthread_restore __P((void));/* cannot be called from C */ void cpu_exit_idleptd __P((void)); /* disassociate proc MMU */ void cpu_exit_switch __P((struct thread *next)); 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)); void doreti_popl_fs __P((void)) __asm(__STRING(doreti_popl_fs)); void doreti_popl_fs_fault __P((void)) __asm(__STRING(doreti_popl_fs_fault)); void enable_sse __P((void)); int fill_fpregs __P((struct proc *, struct fpreg *)); int fill_regs __P((struct proc *p, struct reg *regs)); int fill_dbregs __P((struct proc *p, struct dbreg *dbregs)); void fillw __P((int /*u_short*/ pat, void *base, size_t cnt)); void i486_bzero __P((void *buf, size_t len)); void i586_bcopy __P((const void *from, void *to, size_t len)); void i586_bzero __P((void *buf, size_t len)); int i586_copyin __P((const void *udaddr, void *kaddr, size_t len)); int i586_copyout __P((const void *kaddr, void *udaddr, size_t len)); void i686_pagezero __P((void *addr)); void init_AMD_Elan_sc520(void); 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 swi_vm __P((void)); void userconfig __P((void)); int user_dbreg_trap __P((void)); int vm_page_zero_idle __P((void)); #endif /* !_MACHINE_MD_VAR_H_ */