1 /* 2 * include/asm-sh/cpu-sh3/mmu_context.h 3 * 4 * Copyright (C) 1999 Niibe Yutaka 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file "COPYING" in the main directory of this archive 8 * for more details. 9 */ 10 #ifndef __ASM_CPU_SH3_MMU_CONTEXT_H 11 #define __ASM_CPU_SH3_MMU_CONTEXT_H 12 13 #define MMU_PTEH 0xFFFFFFF0 /* Page table entry register HIGH */ 14 #define MMU_PTEL 0xFFFFFFF4 /* Page table entry register LOW */ 15 #define MMU_TTB 0xFFFFFFF8 /* Translation table base register */ 16 #define MMU_TEA 0xFFFFFFFC /* TLB Exception Address */ 17 18 #define MMUCR 0xFFFFFFE0 /* MMU Control Register */ 19 #define MMUCR_TI (1 << 2) /* TLB flush bit */ 20 21 #define MMU_TLB_ADDRESS_ARRAY 0xF2000000 22 #define MMU_PAGE_ASSOC_BIT 0x80 23 24 #define MMU_NTLB_ENTRIES 128 /* for 7708 */ 25 #define MMU_NTLB_WAYS 4 26 #define MMU_CONTROL_INIT 0x007 /* SV=0, TF=1, IX=1, AT=1 */ 27 28 #define TRA 0xffffffd0 29 #define EXPEVT 0xffffffd4 30 31 #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ 32 defined(CONFIG_CPU_SUBTYPE_SH7706) || \ 33 defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 34 defined(CONFIG_CPU_SUBTYPE_SH7709) || \ 35 defined(CONFIG_CPU_SUBTYPE_SH7710) || \ 36 defined(CONFIG_CPU_SUBTYPE_SH7712) || \ 37 defined(CONFIG_CPU_SUBTYPE_SH7720) || \ 38 defined(CONFIG_CPU_SUBTYPE_SH7721) 39 #define INTEVT 0xa4000000 /* INTEVTE2(0xa4000000) */ 40 #else 41 #define INTEVT 0xffffffd8 42 #endif 43 44 #endif /* __ASM_CPU_SH3_MMU_CONTEXT_H */ 45 46