xref: /freebsd/sys/arm/mv/mvvar.h (revision ddd5b8e9b4d8957fce018c520657cdfa4ecffad3)
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  * $FreeBSD$
38  */
39 
40 #ifndef _MVVAR_H_
41 #define _MVVAR_H_
42 
43 #include <sys/rman.h>
44 #include <machine/bus.h>
45 #include <vm/vm.h>
46 #include <vm/pmap.h>
47 #include <machine/pmap.h>
48 #include <machine/vm.h>
49 
50 #define	MV_TYPE_PCI		0
51 #define	MV_TYPE_PCIE		1
52 
53 #define MV_MODE_ENDPOINT	0
54 #define MV_MODE_ROOT		1
55 
56 struct gpio_config {
57 	int		gc_gpio;	/* GPIO number */
58 	uint32_t	gc_flags;	/* GPIO flags */
59 	int		gc_output;	/* GPIO output value */
60 };
61 
62 struct 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 	vm_paddr_t	remap;
68 };
69 
70 extern const struct pmap_devmap pmap_devmap[];
71 extern const struct gpio_config mv_gpio_config[];
72 extern const struct decode_win *cpu_wins;
73 extern const struct decode_win *idma_wins;
74 extern const struct decode_win *xor_wins;
75 extern int idma_wins_no;
76 extern int xor_wins_no;
77 
78 /* Function prototypes */
79 int mv_gpio_setup_intrhandler(const char *name, driver_filter_t *filt,
80     void (*hand)(void *), void *arg, int pin, int flags, void **cookiep);
81 void mv_gpio_intr_mask(int pin);
82 void mv_gpio_intr_unmask(int pin);
83 void mv_gpio_out(uint32_t pin, uint8_t val, uint8_t enable);
84 uint8_t mv_gpio_in(uint32_t pin);
85 int platform_gpio_init(void);
86 
87 int soc_decode_win(void);
88 void soc_id(uint32_t *dev, uint32_t *rev);
89 void soc_dump_decode_win(void);
90 uint32_t soc_power_ctrl_get(uint32_t mask);
91 void soc_power_ctrl_set(uint32_t mask);
92 uint64_t get_sar_value(void);
93 
94 int decode_win_cpu_set(int target, int attr, vm_paddr_t base, uint32_t size,
95     vm_paddr_t remap);
96 int decode_win_overlap(int, int, const struct decode_win *);
97 int win_cpu_can_remap(int);
98 void decode_win_pcie_setup(u_long);
99 
100 int ddr_is_active(int i);
101 uint32_t ddr_base(int i);
102 uint32_t ddr_size(int i);
103 uint32_t ddr_attr(int i);
104 uint32_t ddr_target(int i);
105 
106 uint32_t cpu_extra_feat(void);
107 uint32_t get_tclk(void);
108 uint32_t get_l2clk(void);
109 uint32_t read_cpu_ctrl(uint32_t);
110 void write_cpu_ctrl(uint32_t, uint32_t);
111 
112 #if defined(SOC_MV_ARMADAXP)
113 uint32_t read_cpu_mp_clocks(uint32_t reg);
114 void write_cpu_mp_clocks(uint32_t reg, uint32_t val);
115 uint32_t read_cpu_misc(uint32_t reg);
116 void write_cpu_misc(uint32_t reg, uint32_t val);
117 #endif
118 
119 int mv_pcib_bar_win_set(device_t dev, uint32_t base, uint32_t size,
120     uint32_t remap, int winno, int busno);
121 int mv_pcib_cpu_win_remap(device_t dev, uint32_t remap, uint32_t size);
122 
123 void mv_mask_endpoint_irq(uintptr_t nb, int unit);
124 void mv_unmask_endpoint_irq(uintptr_t nb, int unit);
125 
126 int	mv_drbl_get_next_irq(int dir, int unit);
127 void	mv_drbl_mask_all(int unit);
128 void	mv_drbl_mask_irq(uint32_t irq, int dir, int unit);
129 void	mv_drbl_unmask_irq(uint32_t irq, int dir, int unit);
130 void	mv_drbl_set_mask(uint32_t val, int dir, int unit);
131 uint32_t mv_drbl_get_mask(int dir, int unit);
132 void	mv_drbl_set_cause(uint32_t val, int dir, int unit);
133 uint32_t mv_drbl_get_cause(int dir, int unit);
134 void	mv_drbl_set_msg(uint32_t val, int mnr, int dir, int unit);
135 uint32_t mv_drbl_get_msg(int mnr, int dir, int unit);
136 
137 int	mv_msi_data(int irq, uint64_t *addr, uint32_t *data);
138 
139 #endif /* _MVVAR_H_ */
140