1*ce099b40Smartin /* $NetBSD: mmu_sh3.h,v 1.7 2008/04/28 20:23:35 martin Exp $ */ 2780de330Such 3780de330Such /*- 4780de330Such * Copyright (c) 2002 The NetBSD Foundation, Inc. 5780de330Such * All rights reserved. 6780de330Such * 7780de330Such * This code is derived from software contributed to The NetBSD Foundation 8780de330Such * by UCHIYAMA Yasushi. 9780de330Such * 10780de330Such * Redistribution and use in source and binary forms, with or without 11780de330Such * modification, are permitted provided that the following conditions 12780de330Such * are met: 13780de330Such * 1. Redistributions of source code must retain the above copyright 14780de330Such * notice, this list of conditions and the following disclaimer. 15780de330Such * 2. Redistributions in binary form must reproduce the above copyright 16780de330Such * notice, this list of conditions and the following disclaimer in the 17780de330Such * documentation and/or other materials provided with the distribution. 18780de330Such * 19780de330Such * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20780de330Such * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21780de330Such * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22780de330Such * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23780de330Such * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24780de330Such * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25780de330Such * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26780de330Such * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27780de330Such * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28780de330Such * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29780de330Such * POSSIBILITY OF SUCH DAMAGE. 30780de330Such */ 31780de330Such 32780de330Such #ifndef _SH3_MMU_SH3_H_ 33780de330Such #define _SH3_MMU_SH3_H_ 34bbc655c4Such #include <sh3/devreg.h> 35780de330Such 36780de330Such /* 128-entry 4-way set-associative */ 37780de330Such #define SH3_MMU_WAY 4 38780de330Such #define SH3_MMU_ENTRY 32 39780de330Such 40780de330Such #define SH3_PTEH 0xfffffff0 41fa6d5570Such #define SH3_PTEH_ASID_MASK 0x000000ff 42780de330Such #define SH3_PTEH_VPN_MASK 0xfffffc00 43780de330Such #define SH3_PTEL 0xfffffff4 44780de330Such #define SH3_PTEL_HWBITS 0x1ffff17e /* [28:12][8][6:1] */ 45780de330Such #define SH3_TTB 0xfffffff8 46780de330Such #define SH3_TEA 0xfffffffc 47780de330Such #define SH3_MMUCR 0xffffffe0 48780de330Such #define SH3_MMUCR_AT 0x00000001 49780de330Such #define SH3_MMUCR_IX 0x00000002 50780de330Such #define SH3_MMUCR_TF 0x00000004 51780de330Such #define SH3_MMUCR_RC 0x00000030 52780de330Such #define SH3_MMUCR_SV 0x00000100 53780de330Such 54780de330Such /* 55780de330Such * memory-mapped TLB 56780de330Such */ 57780de330Such /* Address array */ 58780de330Such #define SH3_MMUAA 0xf2000000 59780de330Such /* address specification */ 60780de330Such #define SH3_MMU_VPN_SHIFT 12 61780de330Such #define SH3_MMU_VPN_MASK 0x0001f000 /* [16:12] */ 62780de330Such #define SH3_MMU_WAY_SHIFT 8 63780de330Such #define SH3_MMU_WAY_MASK 0x00000300 /* [9:8] */ 64780de330Such /* data specification */ 65780de330Such #define SH3_MMU_D_VALID 0x00000100 66780de330Such #define SH3_MMUAA_D_VPN_MASK_1K 0xfffe0c00 /* [31:17][11:10] */ 67780de330Such #define SH3_MMUAA_D_VPN_MASK_4K 0xfffe0000 /* [31:17] */ 68fa6d5570Such #define SH3_MMUAA_D_ASID_MASK 0x000000ff 69780de330Such 70780de330Such /* Data array */ 71780de330Such #define SH3_MMUDA 0xf3000000 72780de330Such #define SH3_MMUDA_D_PPN_MASK 0xfffffc00 73780de330Such #define SH3_MMUDA_D_V 0x00000100 74780de330Such #define SH3_MMUDA_D_PR_SHIFT 5 75780de330Such #define SH3_MMUDA_D_PR_MASK 0x00000060 /* [6:5] */ 76780de330Such #define SH3_MMUDA_D_SZ 0x00000010 77780de330Such #define SH3_MMUDA_D_C 0x00000008 78780de330Such #define SH3_MMUDA_D_D 0x00000004 79780de330Such #define SH3_MMUDA_D_SH 0x00000002 80780de330Such 81970e24eeSuwe #define SH3_TLB_DISABLE *(volatile uint32_t *)SH3_MMUCR = SH3_MMUCR_TF 82780de330Such #endif /* !_SH3_MMU_SH3_H_ */ 83