xref: /openbsd/sys/arch/loongson/include/autoconf.h (revision 771fbea0)
1 /*	$OpenBSD: autoconf.h,v 1.17 2017/05/21 13:00:53 visa Exp $ */
2 
3 /*
4  * Copyright (c) 2001-2003 Opsycon AB  (www.opsycon.se / www.opsycon.com)
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  */
28 
29 /*
30  * Definitions used by autoconfiguration.
31  */
32 
33 #ifndef _MACHINE_AUTOCONF_H_
34 #define _MACHINE_AUTOCONF_H_
35 
36 #include <machine/bus.h>
37 
38 struct bonito_config;
39 struct htb_config;
40 struct mips_isa_chipset;
41 
42 /*
43  * List of legacy I/O ranges.
44  */
45 struct legacy_io_range {
46 	bus_addr_t	start;
47 	bus_size_t	end;	/* inclusive */
48 };
49 
50 /*
51  * Per platform information.
52  */
53 struct platform {
54 	int				 system_type;
55 #define	LOONGSON_2E		0x0000	/* Generic Loongson 2E system */
56 #define	LOONGSON_YEELOONG	0x0001	/* Lemote Yeeloong */
57 #define	LOONGSON_GDIUM		0x0002	/* EMTEC Gdium Liberty */
58 #define	LOONGSON_FULOONG	0x0003	/* Lemote Fuloong */
59 #define	LOONGSON_LYNLOONG	0x0004	/* Lemote Lynloong */
60 #define	LOONGSON_EBT700		0x0005	/* eBenton EBT700 */
61 #define	LOONGSON_3A		0x0066	/* Loongson 2Gq or 3A based system */
62 
63 	char				*vendor;
64 	char				*product;
65 
66 	const struct bonito_config	*bonito_config;
67 	const struct htb_config		*htb_config;
68 	struct mips_isa_chipset		*isa_chipset;
69 	const struct legacy_io_range	*legacy_io_ranges;
70 
71 	void				(*setup)(void);
72 	void				(*device_register)(struct device *,
73 					    void *);
74 
75 	void				(*powerdown)(void);
76 	void				(*reset)(void);
77 	int				(*suspend)(void);
78 	int				(*resume)(void);
79 
80 #ifdef MULTIPROCESSOR
81 	void				(*config_secondary_cpus)(
82 					    struct device *, cfprint_t);
83 	void				(*boot_secondary_cpu)(
84 					    struct cpu_info *);
85 	int				(*ipi_establish)(int (*)(void *),
86 					    cpuid_t);
87 	void				(*ipi_set)(cpuid_t);
88 	void				(*ipi_clear)(cpuid_t);
89 #endif /* MULTIPROCESSOR */
90 };
91 
92 #define LOONGSON_MAXCPUS	16
93 
94 extern const struct platform *sys_platform;
95 extern void *loongson_videobios;
96 extern uint loongson_cpumask;
97 extern uint loongson_ver;
98 extern int nnodes;
99 
100 #ifdef MULTIPROCESSOR
101 extern uint64_t cpu_spinup_a0;
102 extern uint64_t cpu_spinup_sp;
103 #endif
104 
105 struct mainbus_attach_args {
106 	const char	*maa_name;
107 };
108 
109 extern struct device *bootdv;
110 extern char bootdev[];
111 extern enum devclass bootdev_class;
112 
113 extern bus_space_tag_t early_mem_t;
114 extern bus_space_tag_t early_io_t;
115 
116 #define	REGVAL8(x)	*((volatile uint8_t *)PHYS_TO_XKPHYS((x), CCA_NC))
117 #define	REGVAL32(x)	*((volatile uint32_t *)PHYS_TO_XKPHYS((x), CCA_NC))
118 #define	REGVAL64(x)	*((volatile uint64_t *)PHYS_TO_XKPHYS((x), CCA_NC))
119 
120 #define	REGVAL(x)	REGVAL32(x)
121 
122 #include <mips64/autoconf.h>
123 
124 #endif /* _MACHINE_AUTOCONF_H_ */
125