/* $NetBSD: 7709a.h,v 1.5 2008/04/28 20:23:20 martin Exp $ */ /*- * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by UCHIYAMA Yasushi. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _HPCBOOT_SH_CPU_7709A_H_ #define _HPCBOOT_SH_CPU_7709A_H_ #define SH7709A_CACHE_LINESZ 16 #define SH7709A_CACHE_ENTRY 256 #define SH7709A_CACHE_WAY 4 #define SH7709A_CACHE_SIZE \ (SH7709A_CACHE_LINESZ * SH7709A_CACHE_ENTRY * SH7709A_CACHE_WAY) #define SH7709A_CACHE_ENTRY_SHIFT 4 #define SH7709A_CACHE_ENTRY_MASK 0x00000ff0 #define SH7709A_CACHE_WAY_SHIFT 12 #define SH7709A_CACHE_WAY_MASK 0x00003000 #define SH7709A_CACHE_FLUSH() \ __BEGIN_MACRO \ uint32_t __e, __w, __wa, __a; \ \ for (__w = 0; __w < SH7709A_CACHE_WAY; __w++) { \ __wa = SH3_CCA | __w << SH7709A_CACHE_WAY_SHIFT; \ for (__e = 0; __e < SH7709A_CACHE_ENTRY; __e++) { \ __a = __wa |(__e << SH7709A_CACHE_ENTRY_SHIFT); \ _reg_read_4(__a) &= ~0x3; /* Clear U,V bit */ \ } \ } \ __END_MACRO #define SH7709A_MMU_DISABLE SH3_MMU_DISABLE #endif // _HPCBOOT_SH_CPU_7709A_H_ |