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/*-
* 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.
*
* $FreeBSD$
*/
#ifndef _MACHINE_MD_VAR_HH_
#define _MACHINE_MD_VAR_HH_
/*
* Miscellaneous machine-dependent declarations.
*/
extern long Maxmem;
extern u_int basemem; /* PA of original top of base memory */
extern int busdma_swi_pending;
extern u_int cpu_exthigh;
extern u_int cpu_feature;
extern u_int cpu_feature2;
extern u_int amd_feature;
extern u_int amd_feature2;
extern u_int amd_pminfo;
extern u_int via_feature_rng;
extern u_int via_feature_xcrypt;
extern u_int cpu_clflush_line_size;
extern u_int cpu_fxsr;
extern u_int cpu_high;
extern u_int cpu_id;
extern u_int cpu_mxcsr_mask;
extern u_int cpu_procinfo;
extern u_int cpu_procinfo2;
extern char cpu_vendor[];
extern u_int cpu_vendor_id;
extern u_int cyrix_did;
extern char kstack[];
extern char sigcode[];
extern int szsigcode;
#ifdef COMPAT_FREEBSD4
extern int szfreebsd4_sigcode;
#endif
#ifdef COMPAT_43
extern int szosigcode;
#endif
extern uint32_t *vm_page_dump;
extern int vm_page_dump_size;
extern int workaround_erratum383;
typedef void alias_for_inthand_t(u_int cs, u_int ef, u_int esp, u_int ss);
struct thread;
struct reg;
struct fpreg;
struct dbreg;
struct dumperinfo;
void bcopyb(const void *from, void *to, size_t len);
void busdma_swi(void);
void cpu_setregs(void);
void cpu_switch_load_gs(void) __asm(__STRING(cpu_switch_load_gs));
void doreti_iret(void) __asm(__STRING(doreti_iret));
void doreti_iret_fault(void) __asm(__STRING(doreti_iret_fault));
void doreti_popl_ds(void) __asm(__STRING(doreti_popl_ds));
void doreti_popl_ds_fault(void) __asm(__STRING(doreti_popl_ds_fault));
void doreti_popl_es(void) __asm(__STRING(doreti_popl_es));
void doreti_popl_es_fault(void) __asm(__STRING(doreti_popl_es_fault));
void doreti_popl_fs(void) __asm(__STRING(doreti_popl_fs));
void doreti_popl_fs_fault(void) __asm(__STRING(doreti_popl_fs_fault));
void dump_add_page(vm_paddr_t);
void dump_drop_page(vm_paddr_t);
void enable_sse(void);
void fillw(int /*u_short*/ pat, void *base, size_t cnt);
void i686_pagezero(void *addr);
void sse2_pagezero(void *addr);
void init_AMD_Elan_sc520(void);
int is_physical_memory(vm_paddr_t addr);
int isa_nmi(int cd);
vm_paddr_t kvtop(void *addr);
void setidt(int idx, alias_for_inthand_t *func, int typ, int dpl, int selec);
int user_dbreg_trap(void);
void minidumpsys(struct dumperinfo *);
#endif /* !_MACHINE_MD_VAR_HH_ */
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