mvvar.h revision 196531 
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 196531 2009-08-25 09:30:03Z raj $
38 */
39
40#ifndef _MVVAR_H_
41#define _MVVAR_H_
42
43#include <sys/rman.h>
44#include <vm/vm.h>
45#include <vm/pmap.h>
46#include <machine/pmap.h>
47#include <machine/vm.h>
48
49#define	MV_TYPE_PCI		0
50#define	MV_TYPE_PCIE		1
51#define	MV_TYPE_PCIE_AGGR_LANE	2	/* Additional PCIE lane to aggregate */
52
53struct obio_softc {
54	bus_space_tag_t obio_bst;	/* bus space tag */
55	struct rman	obio_mem;
56	struct rman	obio_irq;
57	struct rman	obio_gpio;
58};
59
60struct obio_device {
61	const char	*od_name;
62	u_long		od_base;
63	u_long		od_size;
64	u_int		od_irqs[7 + 1];	/* keep additional entry for -1 sentinel */
65	u_int		od_gpio[2 + 1]; /* as above for IRQ */
66	u_int		od_pwr_mask;
67	struct resource_list od_resources;
68};
69
70struct obio_pci_irq_map {
71	int		opim_slot;
72	int		opim_pin;
73	int		opim_irq;
74};
75
76struct obio_pci {
77	int		op_type;
78
79	bus_addr_t	op_base;
80	u_long		op_size;
81
82	/* Note IO/MEM regions are assumed VA == PA */
83	bus_addr_t	op_io_base;
84	u_long		op_io_size;
85	int		op_io_win_target;
86	int		op_io_win_attr;
87
88	bus_addr_t	op_mem_base;
89	u_long		op_mem_size;
90	int		op_mem_win_target;
91	int		op_mem_win_attr;
92
93	const struct obio_pci_irq_map	*op_pci_irq_map;
94	int		op_irq;		/* used if IRQ map table is NULL */
95};
96
97struct gpio_config {
98	int		gc_gpio;	/* GPIO number */
99	uint32_t	gc_flags;	/* GPIO flags */
100	int		gc_output;	/* GPIO output value */
101};
102
103struct decode_win {
104	int		target;		/* Mbus unit ID */
105	int		attr;		/* Attributes of the target interface */
106	vm_paddr_t	base;		/* Physical base addr */
107	uint32_t	size;
108	int		remap;
109};
110
111extern const struct pmap_devmap pmap_devmap[];
112extern const struct obio_pci mv_pci_info[];
113extern const struct gpio_config mv_gpio_config[];
114extern bus_space_tag_t obio_tag;
115extern struct obio_device obio_devices[];
116extern const struct decode_win *cpu_wins;
117extern const struct decode_win *idma_wins;
118extern const struct decode_win *xor_wins;
119extern int cpu_wins_no;
120extern int idma_wins_no;
121extern int xor_wins_no;
122
123/* Function prototypes */
124int mv_gpio_setup_intrhandler(const char *name, driver_filter_t *filt,
125    void (*hand)(void *), void *arg, int pin, int flags, void **cookiep);
126void mv_gpio_intr_mask(int pin);
127void mv_gpio_intr_unmask(int pin);
128int mv_gpio_configure(uint32_t pin, uint32_t flags, uint32_t mask);
129void mv_gpio_out(uint32_t pin, uint8_t val, uint8_t enable);
130uint8_t mv_gpio_in(uint32_t pin);
131
132void platform_mpp_init(void);
133int soc_decode_win(void);
134void soc_id(uint32_t *dev, uint32_t *rev);
135void soc_identify(void);
136void soc_dump_decode_win(void);
137uint32_t soc_power_ctrl_get(uint32_t mask);
138
139int decode_win_cpu_set(int target, int attr, vm_paddr_t base, uint32_t size,
140    int remap);
141int decode_win_overlap(int, int, const struct decode_win *);
142int win_cpu_can_remap(int);
143
144void decode_win_idma_dump(void);
145void decode_win_idma_setup(void);
146int decode_win_idma_valid(void);
147
148void decode_win_xor_dump(void);
149void decode_win_xor_setup(void);
150int decode_win_xor_valid(void);
151
152int ddr_is_active(int i);
153uint32_t ddr_base(int i);
154uint32_t ddr_size(int i);
155uint32_t ddr_attr(int i);
156uint32_t ddr_target(int i);
157
158uint32_t cpu_extra_feat(void);
159uint32_t get_tclk(void);
160uint32_t read_cpu_ctrl(uint32_t);
161void write_cpu_ctrl(uint32_t, uint32_t);
162
163enum mbus_device_ivars {
164	MBUS_IVAR_BASE,
165};
166
167#define	MBUS_ACCESSOR(var, ivar, type)	\
168	__BUS_ACCESSOR(mbus, var, MBUS, ivar, type)
169
170MBUS_ACCESSOR(base,	BASE,	u_long)
171
172#undef	MBUS_ACCESSOR
173
174#endif /* _MVVAR_H_ */
175