56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/* $NetBSD: gtdevbusvar.h,v 1.1 2010/04/28 13:51:56 kiyohara Exp $ */
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/*
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* Copyright (c) 2009 KIYOHARA Takashi
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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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _GTDEVBUSVAR_H_
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#define _GTDEVBUSVAR_H_
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static __inline int
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gt_devbus_addr(device_t gt, int unit, uint32_t *ldp, uint32_t *hdp)
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{
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static const struct {
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bus_addr_t low_decode;
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bus_addr_t high_decode;
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} obio_info[5] = {
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{ GT_CS0_Low_Decode, GT_CS0_High_Decode, },
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{ GT_CS1_Low_Decode, GT_CS1_High_Decode, },
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{ GT_CS2_Low_Decode, GT_CS2_High_Decode, },
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{ GT_CS3_Low_Decode, GT_CS3_High_Decode, },
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{ GT_BootCS_Low_Decode, GT_BootCS_High_Decode, },
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};
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struct gt_softc *sc = device_private(gt);
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if (unit >= __arraycount(obio_info))
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return -1;
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*ldp = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
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obio_info[unit].low_decode);
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*hdp = bus_space_read_4(sc->sc_iot, sc->sc_ioh,
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obio_info[unit].high_decode);
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return 0;
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}
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#endif /* _GTDEVBUSVAR_H_ */
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