Add mem1 and mem2 .... memory copying and zeroing test suites, making it
[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 $
6ef943a3 30 * $DragonFly: src/sys/platform/pc32/include/md_var.h,v 1.12 2003/11/03 17:11:19 dillon Exp $
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31 */
32
33#ifndef _MACHINE_MD_VAR_H_
34#define _MACHINE_MD_VAR_H_
35
36/*
37 * Miscellaneous machine-dependent declarations.
38 */
39
6ef943a3 40extern vm_paddr_t Maxmem;
984263bc 41extern u_int atdevbase; /* offset in virtual memory of ISA io mem */
3ae0cd58 42extern void (*bcopy_vector) (const void *from, void *to, size_t len);
984263bc 43extern int busdma_swi_pending;
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44extern int (*copyin_vector) (const void *udaddr, void *kaddr,
45 size_t len);
46extern int (*copyout_vector) (const void *kaddr, void *udaddr,
47 size_t len);
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48extern u_int cpu_exthigh;
49extern u_int cpu_feature;
50extern u_int cpu_fxsr;
51extern u_int cpu_high;
52extern u_int cpu_id;
53extern u_int cpu_procinfo;
54extern char cpu_vendor[];
55extern u_int cyrix_did;
56extern char kstack[];
57#ifdef PC98
58extern int need_pre_dma_flush;
59extern int need_post_dma_flush;
60#endif
984263bc 61extern int nfs_diskless_valid;
3ae0cd58 62extern void (*ovbcopy_vector) (const void *from, void *to, size_t len);
984263bc 63extern char sigcode[];
65957d54 64extern int szsigcode;
984263bc 65
3ae0cd58 66typedef void alias_for_inthand_t (u_int cs, u_int ef, u_int esp, u_int ss);
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67struct proc;
68struct reg;
69struct fpreg;
70struct dbreg;
85100692 71struct mdglobaldata;
8ad65e08 72struct thread;
984263bc 73
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74void bcopyb (const void *from, void *to, size_t len);
75void busdma_swi (void);
76void cpu_gdinit (struct mdglobaldata *gd, int cpu);
77void cpu_halt (void);
78void cpu_idle (void);
79void cpu_reset (void);
80void cpu_setregs (void);
81void cpu_switch_load_gs (void) __asm(__STRING(cpu_switch_load_gs));
82void cpu_heavy_restore (void); /* cannot be called from C */
83void cpu_lwkt_restore (void); /* cannot be called from C */
84void cpu_idle_restore (void); /* cannot be called from C */
85void cpu_kthread_restore (void);/* cannot be called from C */
86void cpu_exit_idleptd (void); /* disassociate proc MMU */
87void cpu_exit_switch (struct thread *next);
88void doreti_iret (void) __asm(__STRING(doreti_iret));
89void doreti_iret_fault (void) __asm(__STRING(doreti_iret_fault));
90void doreti_popl_ds (void) __asm(__STRING(doreti_popl_ds));
91void doreti_popl_ds_fault (void) __asm(__STRING(doreti_popl_ds_fault));
92void doreti_popl_es (void) __asm(__STRING(doreti_popl_es));
93void doreti_popl_es_fault (void) __asm(__STRING(doreti_popl_es_fault));
94void doreti_popl_fs (void) __asm(__STRING(doreti_popl_fs));
95void doreti_popl_fs_fault (void) __asm(__STRING(doreti_popl_fs_fault));
96void enable_sse (void);
97int fill_fpregs (struct proc *, struct fpreg *);
98int fill_regs (struct proc *p, struct reg *regs);
99int fill_dbregs (struct proc *p, struct dbreg *dbregs);
100void fillw (int /*u_short*/ pat, void *base, size_t cnt);
101void i486_bzero (volatile void *buf, size_t len);
102void i586_bzero (volatile void *buf, size_t len);
103void i586_bcopy (const void *from, void *to, size_t len);
104int i586_copyin (const void *udaddr, void *kaddr, size_t len);
105int i586_copyout (const void *kaddr, void *udaddr, size_t len);
106void i686_pagezero (void *addr);
984263bc 107void init_AMD_Elan_sc520(void);
3ae0cd58 108int is_physical_memory (vm_offset_t addr);
6ef943a3 109vm_paddr_t kvtop (void *addr);
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110void setidt (int idx, alias_for_inthand_t *func, int typ, int dpl,
111 int selec);
112void userconfig (void);
113int user_dbreg_trap (void);
114int vm_page_zero_idle (void);
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115
116#endif /* !_MACHINE_MD_VAR_H_ */