Annotation of sys/arch/alpha/include/cpuconf.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: cpuconf.h,v 1.5 2006/06/15 20:08:29 brad Exp $ */
2: /* $NetBSD: cpuconf.h,v 1.12 2000/06/08 03:10:06 thorpej Exp $ */
3:
4: /*
5: * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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 by Christopher G. Demetriou
18: * for the NetBSD Project.
19: * 4. The name of the author may not be used to endorse or promote products
20: * derived from this software without specific prior written permission
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32: */
33: /*
34: * Additional reworking by Matthew Jacob for NASA/Ames Research Center.
35: * Copyright (c) 1997
36: */
37:
38: #ifndef _ALPHA_CPUCONF_H_
39: #define _ALPHA_CPUCONF_H_
40:
41: /*
42: * Platform Specific Information and Function Hooks.
43: *
44: * The tags family and model information are strings describing the platform.
45: *
46: * The tag iobus describes the primary iobus for the platform- primarily
47: * to give a hint as to where to start configuring. The likely choices
48: * are one of tcasic, lca, apecs, cia, or tlsb.
49: */
50:
51: struct clockframe;
52:
53: struct platform {
54: /*
55: * Platform Information.
56: */
57: const char *family; /* Family Name */
58: const char *model; /* Model (variant) Name */
59: const char *iobus; /* Primary iobus name */
60:
61: /*
62: * Platform Specific Function Hooks
63: * cons_init - console initialization
64: * device_register - boot configuration aid
65: * clockintr - Clock Interrupt Handler
66: * mcheck_handler - Platform Specific Machine Check Handler
67: */
68: void (*cons_init)(void);
69: void (*device_register)(struct device *, void *);
70: void (*clockintr)(struct clockframe *);
71: void (*mcheck_handler)(unsigned long, struct trapframe *,
72: unsigned long, unsigned long);
73: void (*powerdown)(void);
74: };
75:
76: /*
77: * There is an array of functions to initialize the platform structure.
78: *
79: * It's responsible for filling in the family, model_name and iobus
80: * tags. It may optionally fill in the cons_init, device_register and
81: * mcheck_handler tags.
82: *
83: * The iointr tag is filled in by set_iointr (in interrupt.c).
84: * The clockintr tag is filled in by cpu_initclocks (in clock.c).
85: *
86: * nocpu is function to call when you can't figure what platform you're on.
87: * There's no return from this function.
88: */
89:
90: struct cpuinit {
91: void (*init)(void);
92: u_int64_t systype;
93: const char *option;
94: };
95:
96: #ifdef _KERNEL
97: #define cpu_notsupp(st, str) { platform_not_supported, st, str }
98:
99: #define cpu_init(st, fn, opt) { fn, st, opt }
100:
101: extern struct platform platform;
102: extern const struct cpuinit *platform_lookup(int);
103: extern void platform_not_configured(void);
104: extern void platform_not_supported(void);
105: #endif /* _KERNEL */
106: #endif /* ! _ALPHA_CPUCONF_H_ */
CVSweb