bus.h (523ab3b440fb342ad2bd61c8a1a17dbdc002af12) bus.h (06db52b6098b8904169760c6b005f5175b6ad6b1)
1/*-
2 * Copyright (c) KATO Takenori, 1999.
3 *
4 * All rights reserved. Unpublished rights reserved under the copyright
5 * laws of Japan.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

--- 90 unchanged lines hidden (view full) ---

99 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
100 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
101 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
102 */
103
104#ifndef _I386_BUS_H_
105#define _I386_BUS_H_
106
1/*-
2 * Copyright (c) KATO Takenori, 1999.
3 *
4 * All rights reserved. Unpublished rights reserved under the copyright
5 * laws of Japan.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions

--- 90 unchanged lines hidden (view full) ---

99 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
100 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
101 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
102 */
103
104#ifndef _I386_BUS_H_
105#define _I386_BUS_H_
106
107#include <machine/_bus.h>
107#include <machine/cpufunc.h>
108
109/*
110 * To remain compatible with NetBSD's interface, default to both memio and
111 * pio when neither of them is defined.
112 */
113#if !defined(_I386_BUS_PIO_H_) && !defined(_I386_BUS_MEMIO_H_)
114#define _I386_BUS_PIO_H_
115#define _I386_BUS_MEMIO_H_
116#endif
117
118/*
119 * Values for the i386 bus space tag, not to be used directly by MI code.
120 */
121#define I386_BUS_SPACE_IO 0 /* space is i/o space */
122#define I386_BUS_SPACE_MEM 1 /* space is mem space */
123
108#include <machine/cpufunc.h>
109
110/*
111 * To remain compatible with NetBSD's interface, default to both memio and
112 * pio when neither of them is defined.
113 */
114#if !defined(_I386_BUS_PIO_H_) && !defined(_I386_BUS_MEMIO_H_)
115#define _I386_BUS_PIO_H_
116#define _I386_BUS_MEMIO_H_
117#endif
118
119/*
120 * Values for the i386 bus space tag, not to be used directly by MI code.
121 */
122#define I386_BUS_SPACE_IO 0 /* space is i/o space */
123#define I386_BUS_SPACE_MEM 1 /* space is mem space */
124
124/*
125 * Bus address and size types
126 */
127#ifdef PAE
128typedef uint64_t bus_addr_t;
129#else
130typedef uint32_t bus_addr_t;
131#endif
132typedef uint32_t bus_size_t;
133
134#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
135#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
136#define BUS_SPACE_MAXSIZE 0xFFFFFFFF
137#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
138#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
139#ifdef PAE
140#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL
141#else
142#define BUS_SPACE_MAXADDR 0xFFFFFFFF
143#endif
144
145#define BUS_SPACE_UNRESTRICTED (~0)
146
147/*
125#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
126#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
127#define BUS_SPACE_MAXSIZE 0xFFFFFFFF
128#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
129#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
130#ifdef PAE
131#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL
132#else
133#define BUS_SPACE_MAXADDR 0xFFFFFFFF
134#endif
135
136#define BUS_SPACE_UNRESTRICTED (~0)
137
138/*
148 * Access methods for bus resources and address space.
149 */
150typedef int bus_space_tag_t;
151typedef u_int bus_space_handle_t;
152
153/*
154 * Map a region of device bus space into CPU virtual address space.
155 */
156
157static __inline int bus_space_map(bus_space_tag_t t, bus_addr_t addr,
158 bus_size_t size, int flags,
159 bus_space_handle_t *bshp);
160
161static __inline int

--- 1256 unchanged lines hidden --- 		139 * Map a region of device bus space into CPU virtual address space.
140 */
141
142static __inline int bus_space_map(bus_space_tag_t t, bus_addr_t addr,
143 bus_size_t size, int flags,
144 bus_space_handle_t *bshp);
145
146static __inline int

--- 1256 unchanged lines hidden ---