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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_ */