106 lines
3.8 KiB
C
106 lines
3.8 KiB
C
/* $NetBSD: cpuconf.h,v 1.13 2001/07/27 00:25:19 thorpej Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Additional reworking by Matthew Jacob for NASA/Ames Research Center.
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* Copyright (c) 1997
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*/
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#ifndef _ALPHA_CPUCONF_H_
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#define _ALPHA_CPUCONF_H_
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/*
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* Platform Specific Information and Function Hooks.
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*
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* The tags family and model information are strings describing the platform.
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*
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* The tag iobus describes the primary iobus for the platform- primarily
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* to give a hint as to where to start configuring. The likely choices
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* are one of tcasic, lca, apecs, cia, or tlsb.
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*/
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struct clockframe;
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struct platform {
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/*
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* Platform Information.
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*/
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const char *family; /* Family Name */
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const char *model; /* Model (variant) Name */
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const char *iobus; /* Primary iobus name */
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/*
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* Platform Specific Function Hooks
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* cons_init - console initialization
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* device_register - boot configuration aid
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* clockintr - Clock Interrupt Handler
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* mcheck_handler - Platform Specific Machine Check Handler
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*/
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void (*cons_init)(void);
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void (*device_register)(struct device *, void *);
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void (*clockintr)(struct clockframe *);
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void (*mcheck_handler)(unsigned long, struct trapframe *,
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unsigned long, unsigned long);
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void (*powerdown)(void);
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};
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/*
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* There is an array of functions to initialize the platform structure.
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*
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* It's responsible for filling in the family, model_name and iobus
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* tags. It may optionally fill in the cons_init, device_register and
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* mcheck_handler tags.
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*
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* The iointr tag is filled in by set_iointr (in interrupt.c).
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* The clockintr tag is filled in by cpu_initclocks (in clock.c).
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*
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* nocpu is function to call when you can't figure what platform you're on.
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* There's no return from this function.
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*/
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struct cpuinit {
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void (*init)(void);
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u_int64_t systype;
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const char *option;
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};
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#ifdef _KERNEL
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#define cpu_notsupp(st, str) { platform_not_supported, st, str }
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#define cpu_init(st, fn, opt) { fn, st, opt }
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extern struct platform platform;
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extern const struct cpuinit *platform_lookup(int);
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extern void platform_not_configured(void);
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extern void platform_not_supported(void);
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#endif /* _KERNEL */
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#endif /* ! _ALPHA_CPUCONF_H_ */
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