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      1 /*	$NetBSD: eisa_machdep.h,v 1.3 2014/03/29 19:28:30 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * Machine-specific definitions for EISA autoconfiguration.
     35  */
     36 
     37 /*
     38  * SGI/mips-specific EISA definitions.
     39  * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
     40  */
     41 #define	EISA_ID			"EISA"
     42 #define	EISA_ID_LEN		(sizeof(EISA_ID) - 1)
     43 #define	EISA_ID_PADDR		0xfffd9
     44 
     45 /*
     46  * Types provided to machine-independent EISA code.
     47  */
     48 typedef void *eisa_chipset_tag_t;
     49 typedef int eisa_intr_handle_t;
     50 
     51 /*
     52  * Functions provided to machine-independent EISA code.
     53  */
     54 void		eisa_attach_hook(device_t, device_t,
     55 		    struct eisabus_attach_args *);
     56 int		eisa_maxslots(eisa_chipset_tag_t);
     57 int		eisa_intr_map(eisa_chipset_tag_t, u_int,
     58 		    eisa_intr_handle_t *);
     59 const char	*eisa_intr_string(eisa_chipset_tag_t, eisa_intr_handle_t,
     60 		    char *, size_t);
     61 const struct evcnt *eisa_intr_evcnt(eisa_chipset_tag_t, eisa_intr_handle_t);
     62 void		*eisa_intr_establish(eisa_chipset_tag_t,
     63 		    eisa_intr_handle_t, int, int, int (*)(void *), void *);
     64 void		eisa_intr_disestablish(eisa_chipset_tag_t, void *);
     65 int		eisa_mem_alloc(bus_space_tag_t, bus_size_t, bus_size_t,
     66 		    bus_addr_t, int, bus_addr_t *, bus_space_handle_t *);
     67 void		eisa_mem_free(bus_space_tag_t, bus_space_handle_t,
     68 		    bus_size_t);
     69 
     70 int		eisa_conf_read_mem(eisa_chipset_tag_t, int, int, int,
     71 		    struct eisa_cfg_mem *);
     72 int		eisa_conf_read_irq(eisa_chipset_tag_t, int, int, int,
     73 		    struct eisa_cfg_irq *);
     74 int		eisa_conf_read_dma(eisa_chipset_tag_t, int, int, int,
     75 		    struct eisa_cfg_dma *);
     76 int		eisa_conf_read_io(eisa_chipset_tag_t, int, int, int,
     77 		    struct eisa_cfg_io *);
     78