archsystm.h revision 641:057d58d31499 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _SYS_ARCHSYSTM_H
28#define	_SYS_ARCHSYSTM_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32/*
33 * A selection of ISA-dependent interfaces
34 */
35
36#include <vm/seg_enum.h>
37#include <vm/page.h>
38
39#ifdef __cplusplus
40extern "C" {
41#endif
42
43#ifdef _KERNEL
44
45extern greg_t getfp(void);
46extern int getpil(void);
47
48extern ulong_t getcr0(void);
49extern void setcr0(ulong_t);
50extern ulong_t getcr2(void);
51
52#if defined(__i386)
53extern uint16_t getgs(void);
54extern void setgs(uint16_t);
55#endif
56
57extern void sti(void);
58
59extern void tenmicrosec(void);
60
61extern void restore_int_flag(int);
62extern int clear_int_flag(void);
63
64extern void int20(void);
65
66#if defined(__amd64)
67extern void sys_syscall();
68extern void sys_syscall32();
69extern void sys_lcall32();
70extern void sys_syscall_int();
71#elif defined(__i386)
72extern void sys_call();
73#endif
74extern void sys_sysenter();
75extern void _sys_sysenter_post_swapgs();
76
77extern void dosyscall(void);
78
79extern void bind_hwcap(void);
80
81extern uint8_t inb(int port);
82extern uint16_t inw(int port);
83extern uint32_t inl(int port);
84extern void repinsb(int port, uint8_t *addr, int count);
85extern void repinsw(int port, uint16_t *addr, int count);
86extern void repinsd(int port, uint32_t *addr, int count);
87extern void outb(int port, uint8_t value);
88extern void outw(int port, uint16_t value);
89extern void outl(int port, uint32_t value);
90extern void repoutsb(int port, uint8_t *addr, int count);
91extern void repoutsw(int port, uint16_t *addr, int count);
92extern void repoutsd(int port, uint32_t *addr, int count);
93
94extern void pc_reset(void) __NORETURN;
95extern void reset(void) __NORETURN;
96extern int goany(void);
97
98extern void setgregs(klwp_t *, gregset_t);
99extern void getgregs(klwp_t *, gregset_t);
100extern void setfpregs(klwp_t *, fpregset_t *);
101extern void getfpregs(klwp_t *, fpregset_t *);
102
103#if defined(_SYSCALL32_IMPL)
104extern void getgregs32(klwp_t *, gregset32_t);
105extern void setfpregs32(klwp_t *, fpregset32_t *);
106extern void getfpregs32(klwp_t *, fpregset32_t *);
107#endif
108
109struct fpu_ctx;
110
111extern void fp_free(struct fpu_ctx *, int);
112extern void fp_save(struct fpu_ctx *);
113extern void fp_restore(struct fpu_ctx *);
114
115extern int fpu_pentium_fdivbug;
116
117extern void sep_save(void *);
118extern void sep_restore(void *);
119
120struct regs;
121
122extern int instr_size(struct regs *, caddr_t *, enum seg_rw);
123
124extern void realsigprof(int, int);
125
126extern int enable_cbcp; /* patchable in /etc/system */
127
128extern uint_t cpu_hwcap_flags;
129extern uint_t cpu_freq;
130extern uint64_t cpu_freq_hz;
131
132extern caddr_t i86devmap(pfn_t, pgcnt_t, uint_t);
133extern page_t *page_numtopp_alloc(pfn_t pfnum);
134
135extern void hwblkclr(void *, size_t);
136extern void hwblkpagecopy(const void *, void *);
137
138extern void (*kcpc_hw_enable_cpc_intr)(void);
139
140extern void setup_mca(void);
141extern void setup_mtrr(void);
142extern void patch_tsc(void);
143
144/*
145 * Warning: these routines do -not- use normal calling conventions!
146 */
147extern void setup_121_andcall(void (*)(ulong_t), ulong_t);
148extern void enable_big_page_support(ulong_t);
149extern void enable_pae(ulong_t);
150
151extern hrtime_t (*gethrtimef)(void);
152extern hrtime_t (*gethrtimeunscaledf)(void);
153extern void (*scalehrtimef)(hrtime_t *);
154extern void (*gethrestimef)(timestruc_t *);
155
156#endif /* _KERNEL */
157
158#ifdef __cplusplus
159}
160#endif
161
162#endif	/* _SYS_ARCHSYSTM_H */
163