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ioasicvar.h revision 1.3 
      1 /*	$NetBSD: ioasicvar.h,v 1.3 1997/07/17 01:12:41 jtk Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Carnegie-Mellon University.
      5  * All rights reserved.
      6  *
      7  * Author: Chris G. Demetriou
      8  *
      9  * Permission to use, copy, modify and distribute this software and
     10  * its documentation is hereby granted, provided that both the copyright
     11  * notice and this permission notice appear in all copies of the
     12  * software, derivative works or modified versions, and any portions
     13  * thereof, and that both notices appear in supporting documentation.
     14  *
     15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
     17  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     18  *
     19  * Carnegie Mellon requests users of this software to return to
     20  *
     21  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     22  *  School of Computer Science
     23  *  Carnegie Mellon University
     24  *  Pittsburgh PA 15213-3890
     25  *
     26  * any improvements or extensions that they make and grant Carnegie the
     27  * rights to redistribute these changes.
     28  */
     29 
     30 /*
     31  * IOASIC subdevice attachment information.
     32  */
     33 
     34 /* Attachment arguments. */
     35 struct ioasicdev_attach_args {
     36 	char	iada_modname[TC_ROM_LLEN];
     37 	tc_offset_t iada_offset;
     38 	tc_addr_t iada_addr;
     39 	void	*iada_cookie;
     40 };
     41 
     42 /* Device locators. */
     43 #include "locators.h"
     44 #define	ioasiccf_offset	cf_loc[IOASICCF_OFFSET]		/* offset */
     45 
     46 #define	IOASIC_OFFSET_UNKNOWN	IOASICCF_OFFSET_DEFAULT
     47 
     48 /*
     49  * The IOASIC (bus) cfdriver, so that subdevices can more
     50  * easily tell what bus they're on.
     51  */
     52 extern struct cfdriver ioasic_cd;
     53 
     54 
     55 /*
     56  * XXX Some drivers need direct access to IOASIC registers.
     57  */
     58 extern tc_addr_t ioasic_base;
     59 
     60 
     61 /*
     62  * Interrupt establishment/disestablishment functions
     63  */
     64 void    ioasic_intr_establish __P((struct device *, void *, tc_intrlevel_t,
     65 	    int (*)(void *), void *));
     66 void    ioasic_intr_disestablish __P((struct device *, void *));
     67 
     68 
     69 /*
     70  * Miscellaneous helper functions.
     71  */
     72 int	ioasic_submatch __P((struct cfdata *, struct ioasicdev_attach_args *));
     73 char	*ioasic_lance_ether_address __P((void));
     74 void	ioasic_lance_dma_setup __P((void *));
     75