Annotation of sys/arch/alpha/include/cpuconf.h, Revision 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_ */
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