111 lines
3.9 KiB
C
111 lines
3.9 KiB
C
/*-
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* Copyright (c) 1995 Bruce D. Evans.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_MD_VAR_H_
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#define _MACHINE_MD_VAR_H_
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/*
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* Miscellaneous machine-dependent declarations.
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*/
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extern long Maxmem;
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extern u_int basemem; /* PA of original top of base memory */
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extern int busdma_swi_pending;
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extern u_int cpu_exthigh;
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extern u_int cpu_feature;
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extern u_int cpu_feature2;
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extern u_int amd_feature;
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extern u_int amd_feature2;
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extern u_int amd_pminfo;
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extern u_int via_feature_rng;
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extern u_int via_feature_xcrypt;
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extern u_int cpu_clflush_line_size;
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extern u_int cpu_fxsr;
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extern u_int cpu_high;
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extern u_int cpu_id;
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extern u_int cpu_mxcsr_mask;
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extern u_int cpu_procinfo;
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extern u_int cpu_procinfo2;
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extern char cpu_vendor[];
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extern u_int cpu_vendor_id;
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extern u_int cyrix_did;
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extern u_int cpu_mon_mwait_flags;
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extern u_int cpu_mon_min_size;
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extern u_int cpu_mon_max_size;
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extern char kstack[];
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extern char sigcode[];
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extern int szsigcode;
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#ifdef COMPAT_FREEBSD4
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extern int szfreebsd4_sigcode;
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#endif
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#ifdef COMPAT_43
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extern int szosigcode;
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#endif
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extern uint32_t *vm_page_dump;
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extern int vm_page_dump_size;
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extern int workaround_erratum383;
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typedef void alias_for_inthand_t(u_int cs, u_int ef, u_int esp, u_int ss);
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struct thread;
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struct reg;
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struct fpreg;
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struct dbreg;
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struct dumperinfo;
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void bcopyb(const void *from, void *to, size_t len);
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void busdma_swi(void);
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void cpu_setregs(void);
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void cpu_switch_load_gs(void) __asm(__STRING(cpu_switch_load_gs));
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void doreti_iret(void) __asm(__STRING(doreti_iret));
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void doreti_iret_fault(void) __asm(__STRING(doreti_iret_fault));
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void doreti_popl_ds(void) __asm(__STRING(doreti_popl_ds));
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void doreti_popl_ds_fault(void) __asm(__STRING(doreti_popl_ds_fault));
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void doreti_popl_es(void) __asm(__STRING(doreti_popl_es));
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void doreti_popl_es_fault(void) __asm(__STRING(doreti_popl_es_fault));
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void doreti_popl_fs(void) __asm(__STRING(doreti_popl_fs));
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void doreti_popl_fs_fault(void) __asm(__STRING(doreti_popl_fs_fault));
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void dump_add_page(vm_paddr_t);
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void dump_drop_page(vm_paddr_t);
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void initializecpu(void);
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void enable_sse(void);
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void fillw(int /*u_short*/ pat, void *base, size_t cnt);
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void i686_pagezero(void *addr);
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void sse2_pagezero(void *addr);
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void init_AMD_Elan_sc520(void);
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int is_physical_memory(vm_paddr_t addr);
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int isa_nmi(int cd);
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vm_paddr_t kvtop(void *addr);
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void setidt(int idx, alias_for_inthand_t *func, int typ, int dpl, int selec);
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int user_dbreg_trap(void);
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void minidumpsys(struct dumperinfo *);
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#endif /* !_MACHINE_MD_VAR_H_ */
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