* Remove some zoneinfo files from 'make upgrade' that were re-added to
[dragonfly.git] / sys / platform / pc32 / include / md_var.h
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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 * $FreeBSD: src/sys/i386/include/md_var.h,v 1.35.2.4 2003/01/22 20:14:53 jhb Exp $
1184892f 30 * $DragonFly: src/sys/platform/pc32/include/md_var.h,v 1.23 2007/01/05 22:16:31 dillon Exp $
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31 */
32
33#ifndef _MACHINE_MD_VAR_H_
34#define _MACHINE_MD_VAR_H_
35
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36#ifndef _SYS_TYPES_H_
37#include <sys/types.h>
38#endif
39
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40/*
41 * Miscellaneous machine-dependent declarations.
42 */
43
984263bc 44extern u_int atdevbase; /* offset in virtual memory of ISA io mem */
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45extern void **bcopy_vector;
46extern void **memcpy_vector;
afaa1d56 47extern void **ovbcopy_vector;
984263bc 48extern int busdma_swi_pending;
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49extern int (*copyin_vector) (const void *udaddr, void *kaddr,
50 size_t len);
51extern int (*copyout_vector) (const void *kaddr, void *udaddr,
52 size_t len);
838bef54 53extern void (*cpu_idle_hook)(void);
984263bc 54extern u_int cpu_exthigh;
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55extern u_int cpu_fxsr;
56extern u_int cpu_high;
57extern u_int cpu_id;
58extern u_int cpu_procinfo;
59extern char cpu_vendor[];
60extern u_int cyrix_did;
61extern char kstack[];
984263bc 62extern char sigcode[];
65957d54 63extern int szsigcode;
984263bc 64
3ae0cd58 65typedef void alias_for_inthand_t (u_int cs, u_int ef, u_int esp, u_int ss);
e9182c58 66struct lwp;
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67struct reg;
68struct fpreg;
69struct dbreg;
85100692 70struct mdglobaldata;
8ad65e08 71struct thread;
984263bc 72
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73void busdma_swi (void);
74void cpu_gdinit (struct mdglobaldata *gd, int cpu);
3ae0cd58 75void cpu_idle (void);
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76void cpu_setregs (void);
77void cpu_switch_load_gs (void) __asm(__STRING(cpu_switch_load_gs));
78void cpu_heavy_restore (void); /* cannot be called from C */
79void cpu_lwkt_restore (void); /* cannot be called from C */
80void cpu_idle_restore (void); /* cannot be called from C */
81void cpu_kthread_restore (void);/* cannot be called from C */
82void cpu_exit_idleptd (void); /* disassociate proc MMU */
83void cpu_exit_switch (struct thread *next);
84void doreti_iret (void) __asm(__STRING(doreti_iret));
85void doreti_iret_fault (void) __asm(__STRING(doreti_iret_fault));
86void doreti_popl_ds (void) __asm(__STRING(doreti_popl_ds));
87void doreti_popl_ds_fault (void) __asm(__STRING(doreti_popl_ds_fault));
88void doreti_popl_es (void) __asm(__STRING(doreti_popl_es));
89void doreti_popl_es_fault (void) __asm(__STRING(doreti_popl_es_fault));
90void doreti_popl_fs (void) __asm(__STRING(doreti_popl_fs));
91void doreti_popl_fs_fault (void) __asm(__STRING(doreti_popl_fs_fault));
92void enable_sse (void);
3ae0cd58 93void fillw (int /*u_short*/ pat, void *base, size_t cnt);
263541db 94#if 0
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95void i486_bzero (volatile void *buf, size_t len);
96void i586_bzero (volatile void *buf, size_t len);
97void i586_bcopy (const void *from, void *to, size_t len);
98int i586_copyin (const void *udaddr, void *kaddr, size_t len);
99int i586_copyout (const void *kaddr, void *udaddr, size_t len);
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100#endif
101void asm_generic_memcpy(void);
102void asm_mmx_memcpy(void);
103void asm_xmm_memcpy(void);
104void asm_generic_bcopy(void);
105void asm_mmx_bcopy(void);
106void asm_xmm_bcopy(void);
3ae0cd58 107void i686_pagezero (void *addr);
984263bc 108void init_AMD_Elan_sc520(void);
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109void setidt (int idx, alias_for_inthand_t *func, int typ, int dpl,
110 int selec);
111void userconfig (void);
112int user_dbreg_trap (void);
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113
114#endif /* !_MACHINE_MD_VAR_H_ */