63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/* $NetBSD: t_sh7706lan.c,v 1.3 2012/12/01 03:16:46 tsutsui Exp $ */
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/*-
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* Copyright (C) 2009 NONAKA Kimihiro <nonaka@netbsd.org>
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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 WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: t_sh7706lan.c,v 1.3 2012/12/01 03:16:46 tsutsui Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sh3/devreg.h>
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#include <sh3/bscreg.h>
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#include <sh3/intcreg.h>
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#include <sh3/pfcreg.h>
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void machine_init(void);
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void
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machine_init(void)
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{
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uint16_t reg;
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/* IRQ0-4=IRQ */
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_reg_write_2(SH7709_PHCR, 0x2800);
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/* IRQ5=IRQ */
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reg = _reg_read_2(SH7709_SCPCR);
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reg &= 0x3ff;
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_reg_write_2(SH7709_SCPCR, reg);
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/* IRQ0-5=IRQ-mode, active-low */
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_reg_write_2(SH7709_ICR1, 0x0aaa);
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/* CS4: 8bit bus width */
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reg = _reg_read_2(SH3_BCR2);
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reg &= ~(BCR2_AREA_WIDTH_MASK << BCR2_AREA4_SHIFT);
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reg |= (BCR2_AREA_WIDTH_8 << BCR2_AREA4_SHIFT);
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_reg_write_2(SH3_BCR2, reg);
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}
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