t_sh7706lan.c revision 1.1.2.2
1 1.1.2.2 uebayasi /* $NetBSD: t_sh7706lan.c,v 1.1.2.2 2010/04/30 14:39:21 uebayasi Exp $ */ 2 1.1.2.2 uebayasi 3 1.1.2.2 uebayasi /*- 4 1.1.2.2 uebayasi * Copyright (c) 2009 NONAKA Kimihiro <nonaka (at) netbsd.org> 5 1.1.2.2 uebayasi * All rights reserved. 6 1.1.2.2 uebayasi * 7 1.1.2.2 uebayasi * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 uebayasi * modification, are permitted provided that the following conditions 9 1.1.2.2 uebayasi * are met: 10 1.1.2.2 uebayasi * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 uebayasi * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 uebayasi * 2. Redistributions in binary form must reproduce the above copyright 13 1.1.2.2 uebayasi * notice, this list of conditions and the following disclaimer in the 14 1.1.2.2 uebayasi * documentation and/or other materials provided with the distribution. 15 1.1.2.2 uebayasi * 16 1.1.2.2 uebayasi * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17 1.1.2.2 uebayasi * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 1.1.2.2 uebayasi * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 1.1.2.2 uebayasi * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20 1.1.2.2 uebayasi * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 1.1.2.2 uebayasi * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 1.1.2.2 uebayasi * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 1.1.2.2 uebayasi * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 1.1.2.2 uebayasi * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.1.2.2 uebayasi * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.1.2.2 uebayasi * SUCH DAMAGE. 27 1.1.2.2 uebayasi */ 28 1.1.2.2 uebayasi 29 1.1.2.2 uebayasi #include <sys/cdefs.h> 30 1.1.2.2 uebayasi __KERNEL_RCSID(0, "$NetBS$"); 31 1.1.2.2 uebayasi 32 1.1.2.2 uebayasi #include <sys/param.h> 33 1.1.2.2 uebayasi #include <sys/systm.h> 34 1.1.2.2 uebayasi 35 1.1.2.2 uebayasi #include <sh3/devreg.h> 36 1.1.2.2 uebayasi #include <sh3/bscreg.h> 37 1.1.2.2 uebayasi #include <sh3/intcreg.h> 38 1.1.2.2 uebayasi #include <sh3/pfcreg.h> 39 1.1.2.2 uebayasi 40 1.1.2.2 uebayasi void machine_init(void); 41 1.1.2.2 uebayasi 42 1.1.2.2 uebayasi void 43 1.1.2.2 uebayasi machine_init(void) 44 1.1.2.2 uebayasi { 45 1.1.2.2 uebayasi uint16_t reg; 46 1.1.2.2 uebayasi 47 1.1.2.2 uebayasi /* IRQ0-4=IRQ */ 48 1.1.2.2 uebayasi _reg_write_2(SH7709_PHCR, 0x2800); 49 1.1.2.2 uebayasi 50 1.1.2.2 uebayasi /* IRQ5=IRQ */ 51 1.1.2.2 uebayasi reg = _reg_read_2(SH7709_SCPCR); 52 1.1.2.2 uebayasi reg &= 0x3ff; 53 1.1.2.2 uebayasi _reg_write_2(SH7709_SCPCR, reg); 54 1.1.2.2 uebayasi 55 1.1.2.2 uebayasi /* IRQ0-5=IRQ-mode, active-low */ 56 1.1.2.2 uebayasi _reg_write_2(SH7709_ICR1, 0x0aaa); 57 1.1.2.2 uebayasi 58 1.1.2.2 uebayasi /* CS4: 8bit bus width */ 59 1.1.2.2 uebayasi reg = _reg_read_2(SH3_BCR2); 60 1.1.2.2 uebayasi reg &= ~(BCR2_AREA_WIDTH_MASK << BCR2_AREA4_SHIFT); 61 1.1.2.2 uebayasi reg |= (BCR2_AREA_WIDTH_8 << BCR2_AREA4_SHIFT); 62 1.1.2.2 uebayasi _reg_write_2(SH3_BCR2, reg); 63 1.1.2.2 uebayasi } 64
Indexes created Thu Oct 30 16:09:53 GMT 2025