1998-06-10 10:57:29 +00:00
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/*-
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* Copyright (c) 1998 Doug Rabson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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1999-08-28 01:08:13 +00:00
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* $FreeBSD$
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1998-06-10 10:57:29 +00:00
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*/
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#ifndef _MACHINE_CHIPSET_H_
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#define _MACHINE_CHIPSET_H_
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1998-11-15 18:25:17 +00:00
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typedef u_int64_t alpha_chipset_read_hae_t(void);
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typedef void alpha_chipset_write_hae_t(u_int64_t);
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1998-06-10 10:57:29 +00:00
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1999-06-05 13:30:13 +00:00
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struct sgmap;
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1998-06-10 10:57:29 +00:00
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typedef struct alpha_chipset {
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1998-11-15 18:25:17 +00:00
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/*
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* Access the HAE register
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*/
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alpha_chipset_read_hae_t* read_hae;
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alpha_chipset_write_hae_t* write_hae;
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1999-06-05 13:30:13 +00:00
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/*
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* Scatter-Gather map for ISA dma.
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*/
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struct sgmap* sgmap;
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1998-06-10 10:57:29 +00:00
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} alpha_chipset_t;
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extern alpha_chipset_t chipset;
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1998-11-15 18:25:17 +00:00
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/*
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* Exported sysctl variables describing the PCI chipset.
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*/
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extern char chipset_type[10];
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extern int chipset_bwx;
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extern long chipset_ports;
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extern long chipset_memory;
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extern long chipset_dense;
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extern long chipset_hae_mask;
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1998-06-10 10:57:29 +00:00
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#endif /* !_MACHINE_CHIPSET_H_ */
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