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siop_pci_common.h revision 1.9 
      1 /*	$NetBSD: siop_pci_common.h,v 1.9 2009/10/19 18:41:16 bouyer Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2000 Manuel Bouyer.
      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  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 /* common functions for the siop and esiop pci front ends */
     28 
     29 /* structure describing each chip */
     30 struct siop_product_desc {
     31 	uint32_t product;
     32 	int	revision;
     33 	const char *name;
     34 	int	features; /* features are defined in siopvar.h */
     35 	uint8_t maxburst;
     36 	uint8_t maxoff;  /* maximum supported offset */
     37 	uint8_t clock_div; /* clock divider to use for async. logic */
     38 	uint8_t clock_period; /* clock period (ns * 10) */
     39 	int 	ram_size; /* size of RAM, if appropriate */
     40 };
     41 
     42 const struct siop_product_desc * siop_lookup_product(uint32_t, int);
     43 
     44 /* Driver internal state */
     45 struct siop_pci_common_softc {
     46 	pci_chipset_tag_t	sc_pc;	/* PCI registers info */
     47 	pcitag_t		sc_tag;
     48 	void			*sc_ih;	/* PCI interrupt handle */
     49 	const struct siop_product_desc *sc_pp; /* Adapter description */
     50 };
     51 
     52 int siop_pci_attach_common(struct siop_pci_common_softc *,
     53 	struct siop_common_softc *, struct pci_attach_args *,
     54 	int (*)(void *));
     55 void siop_pci_reset(struct siop_common_softc *);
     56