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/* $OpenBSD: siop_pci_common.h,v 1.4 2002/03/14 01:27:00 millert Exp $ */
/* $NetBSD: siop_pci_common.h,v 1.2 2000/10/23 14:57:23 bouyer Exp $ */
/*
* Copyright (c) 2000 Manuel Bouyer.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Manuel Bouyer
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* common functions for the siop and esiop pci front ends */
/* structure describing each chip */
struct siop_product_desc {
u_int32_t product;
int revision;
int features; /* features are defined in siopvar.h */
u_int8_t maxburst;
u_int8_t maxoff; /* maximum supported offset */
u_int8_t clock_div; /* clock divider to use for async. logic */
u_int8_t scf_index; /* Index into a period_factor_to_scf.scf */
#define SF_CLOCK_2500 0
#define SF_CLOCK_1250 1
#define SF_CLOCK_625 2
int ram_size; /* size of RAM, if appropriate */
};
const struct siop_product_desc * siop_lookup_product(u_int32_t, int);
/* Driver internal state */
struct siop_pci_softc {
struct siop_softc siop;
pci_chipset_tag_t sc_pc; /* PCI registers info */
pcitag_t sc_tag;
void *sc_ih; /* PCI interrupt handle */
const struct siop_product_desc *sc_pp; /* Adapter description */
};
int siop_pci_attach_common(struct siop_pci_softc *,
struct pci_attach_args *);
void siop_pci_reset(struct siop_softc *);
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