1 /* $OpenBSD: siop_pci_common.h,v 1.6 2005/10/08 17:48:21 krw Exp $ */
2 /* $NetBSD: siop_pci_common.h,v 1.6 2005/02/27 00:27:34 perry Exp $ */
3
4 /*
5 * Copyright (c) 2000 Manuel Bouyer.
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 Manuel Bouyer.
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 /* common functions for the siop and esiop pci front ends */
34
35 /* structure describing each chip */
36 struct siop_product_desc {
37 u_int32_t product;
38 int revision;
39 int features; /* features are defined in siopvar.h */
40 u_int8_t maxburst;
41 u_int8_t maxoff; /* maximum supported offset */
42 u_int8_t clock_div; /* clock divider to use for async. logic */
43 u_int8_t clock_period; /* clock period (ns * 10) */
44 int ram_size; /* size of RAM, if appropriate */
45 };
46
47 const struct siop_product_desc * siop_lookup_product(u_int32_t, int);
48
49 /* Driver internal state */
50 struct siop_pci_common_softc {
51 pci_chipset_tag_t sc_pc; /* PCI registers info */
52 pcitag_t sc_tag;
53 void *sc_ih; /* PCI interrupt handle */
54 const struct siop_product_desc *sc_pp; /* Adapter description */
55 };
56
57 int siop_pci_attach_common(struct siop_pci_common_softc *,
58 struct siop_common_softc *, struct pci_attach_args *,
59 int (*)(void *));
60 void siop_pci_reset(struct siop_common_softc *);