mvvar.h revision 183840 
1/*-
2 * Copyright (c) 2002, 2003 Wasabi Systems, Inc.
3 * All rights reserved.
4 *
5 * Written by Jason R. Thorpe for Wasabi Systems, Inc.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed for the NetBSD Project by
18 *	Wasabi Systems, Inc.
19 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
20 *    or promote products derived from this software without specific prior
21 *    written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * from: FreeBSD: //depot/projects/arm/src/sys/arm/xscale/pxa2x0/pxa2x0var.h, rev 1
36 *
37 * $FreeBSD: head/sys/arm/mv/mvvar.h 183840 2008-10-13 20:07:13Z raj $
38 */
39
40#ifndef _MVVAR_H_
41#define _MVVAR_H_
42
43#include <sys/rman.h>
44
45struct obio_softc {
46	bus_space_tag_t obio_bst;	/* bus space tag */
47	struct rman	obio_mem;
48	struct rman	obio_irq;
49	struct rman	obio_gpio;
50};
51
52struct obio_device {
53	const char	*od_name;
54	u_long		od_base;
55	u_long		od_size;
56	u_int		od_irqs[7 + 1];	/* keep additional entry for -1 sentinel */
57	u_int		od_gpio[2 + 1]; /* as above for IRQ */
58	u_int		od_pwr_mask;
59	struct resource_list od_resources;
60};
61
62struct decode_win {
63	int		target;		/* Mbus unit ID */
64	int		attr;		/* Attributes of the target interface */
65	vm_paddr_t	base;		/* Physical base addr */
66	uint32_t	size;
67	int		remap;
68};
69
70extern bus_space_tag_t		obio_tag;
71extern struct obio_device	obio_devices[];
72extern const struct decode_win	*cpu_wins;
73extern const struct decode_win	*idma_wins;
74extern int	cpu_wins_no;
75extern int	idma_wins_no;
76
77/* Function prototypes */
78int	mv_gpio_setup_intrhandler(const char *name, driver_filter_t *filt,
79    void (*hand)(void *), void *arg, int pin, int flags, void **cookiep);
80void	mv_gpio_intr_mask(int pin);
81void	mv_gpio_intr_unmask(int pin);
82int	mv_gpio_configure(uint32_t pin, uint32_t flags, uint32_t mask);
83void	mv_gpio_out(uint32_t pin, uint8_t val, uint8_t enable);
84uint8_t	mv_gpio_in(uint32_t pin);
85
86int	platform_pmap_init(void);
87int	soc_decode_win(void);
88void	soc_id(uint32_t *dev, uint32_t *rev);
89void	soc_identify(void);
90void	soc_dump_decode_win(void);
91uint32_t soc_power_ctrl_get(uint32_t mask);
92
93int decode_win_overlap(int, int, const struct decode_win *);
94int win_cpu_can_remap(int);
95
96void	decode_win_idma_dump(void);
97void	decode_win_idma_setup(void);
98int	decode_win_idma_valid(void);
99
100int		ddr_is_active(int i);
101uint32_t	ddr_base(int i);
102uint32_t	ddr_size(int i);
103uint32_t	ddr_attr(int i);
104uint32_t	ddr_target(int i);
105
106uint32_t	cpu_extra_feat(void);
107uint32_t	get_tclk(void);
108uint32_t	read_cpu_ctrl(uint32_t);
109void		write_cpu_ctrl(uint32_t, uint32_t);
110
111enum mbus_device_ivars {
112	MBUS_IVAR_BASE,
113};
114
115#define	MBUS_ACCESSOR(var, ivar, type)	\
116	__BUS_ACCESSOR(mbus, var, MBUS, ivar, type)
117
118MBUS_ACCESSOR(base,	BASE,	u_long)
119
120#undef	MBUS_ACCESSOR
121
122#endif /* _MVVAR_H_ */
123