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 _ASM_SUNDDI_H
28 #define _ASM_SUNDDI_H
29
30 #pragma ident "%Z%%M% %I% %E% SMI"
31
32 #include <sys/types.h>
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 #if !defined(__lint) && defined(__GNUC__)
39
40 #if defined(__i386) || defined(__amd64)
41
inb(int port)42 extern __inline__ uint8_t inb(int port)
43 {
44 uint16_t port16 = (uint16_t)port;
45 uint8_t value;
46
47 __asm__ __volatile__(
48 "inb (%1)" /* value in %al */
49 : "=a" (value)
50 : "d" (port16));
51 return (value);
52 }
53
inw(int port)54 extern __inline__ uint16_t inw(int port)
55 {
56 uint16_t port16 = (uint16_t)port;
57 uint16_t value;
58
59 __asm__ __volatile__(
60 "inw (%1)" /* value in %ax */
61 : "=a" (value)
62 : "d" (port16));
63 return (value);
64 }
65
inl(int port)66 extern __inline__ uint32_t inl(int port)
67 {
68 uint16_t port16 = (uint16_t)port;
69 uint32_t value;
70
71 __asm__ __volatile__(
72 "inl (%1)" /* value in %eax */
73 : "=a" (value)
74 : "d" (port16));
75 return (value);
76 }
77
outb(int port,uint8_t value)78 extern __inline__ void outb(int port, uint8_t value)
79 {
80 uint16_t port16 = (uint16_t)port;
81
82 __asm__ __volatile__(
83 "outb (%1)"
84 : /* no output */
85 : "a" (value), "d" (port16));
86 }
87
outw(int port,uint16_t value)88 extern __inline__ void outw(int port, uint16_t value)
89 {
90 uint16_t port16 = (uint16_t)port;
91
92 __asm__ __volatile__(
93 "outw (%1)"
94 : /* no output */
95 : "a" (value), "d" (port16));
96 }
97
outl(int port,uint32_t value)98 extern __inline__ void outl(int port, uint32_t value)
99 {
100 uint16_t port16 = (uint16_t)port;
101
102 __asm__ __volatile__(
103 "outl (%1)"
104 : /* no output */
105 : "a" (value), "d" (port16));
106 }
107
108 #if defined(_BOOT)
109
sync_instruction_memory(caddr_t v,size_t len)110 extern __inline__ void sync_instruction_memory(caddr_t v, size_t len)
111 {
112 __asm__ __volatile__("nop");
113 }
114
115 #endif /* _BOOT */
116
117 #endif /* __i386 || __amd64 */
118
119 #endif /* !__lint && __GNUC__ */
120
121 #ifdef __cplusplus
122 }
123 #endif
124
125 #endif /* _ASM_SUNDDI_H */
126