1 /* $NetBSD: 7709.h,v 1.5 2008/04/28 20:23:20 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _HPCBOOT_SH_CPU_7709_H_ 33 #define _HPCBOOT_SH_CPU_7709_H_ 34 35 #define SH7709_CACHE_LINESZ 16 36 #define SH7709_CACHE_ENTRY 128 37 #define SH7709_CACHE_WAY 4 38 #define SH7709_CACHE_SIZE \ 39 (SH7709_CACHE_LINESZ * SH7709_CACHE_ENTRY * SH7709_CACHE_WAY) 40 41 #define SH7709_CACHE_ENTRY_SHIFT 4 42 #define SH7709_CACHE_ENTRY_MASK 0x000007f0 43 #define SH7709_CACHE_WAY_SHIFT 11 44 #define SH7709_CACHE_WAY_MASK 0x00001800 45 46 #define SH7709_CACHE_FLUSH() \ 47 __BEGIN_MACRO \ 48 uint32_t __e, __w, __wa, __a; \ 49 \ 50 for (__w = 0; __w < SH7709_CACHE_WAY; __w++) { \ 51 __wa = SH3_CCA | __w << SH7709_CACHE_WAY_SHIFT; \ 52 for (__e = 0; __e < SH7709_CACHE_ENTRY; __e++) { \ 53 __a = __wa |(__e << SH7709_CACHE_ENTRY_SHIFT); \ 54 _reg_read_4(__a) &= ~0x3; /* Clear U,V bit */ \ 55 } \ 56 } \ 57 __END_MACRO 58 59 #define SH7709_MMU_DISABLE SH3_MMU_DISABLE 60 61 #endif // _HPCBOOT_SH_CPU_7709_H_ 62