kernel-ark/include/asm-sh/cpu-sh4/mmu_context.h

40 lines
1.2 KiB
C
Raw Normal View History

/*
* include/asm-sh/cpu-sh4/mmu_context.h
*
* Copyright (C) 1999 Niibe Yutaka
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __ASM_CPU_SH4_MMU_CONTEXT_H
#define __ASM_CPU_SH4_MMU_CONTEXT_H
#define MMU_PTEH 0xFF000000 /* Page table entry register HIGH */
#define MMU_PTEL 0xFF000004 /* Page table entry register LOW */
#define MMU_TTB 0xFF000008 /* Translation table base register */
#define MMU_TEA 0xFF00000C /* TLB Exception Address */
#define MMU_PTEA 0xFF000034 /* Page table entry assistance register */
#define MMUCR 0xFF000010 /* MMU Control Register */
#define MMU_ITLB_ADDRESS_ARRAY 0xF2000000
#define MMU_UTLB_ADDRESS_ARRAY 0xF6000000
#define MMU_PAGE_ASSOC_BIT 0x80
#define MMU_NTLB_ENTRIES 64 /* for 7750 */
#define MMU_CONTROL_INIT 0x205 /* SQMD=1, SV=0, TI=1, AT=1 */
#define MMU_ITLB_DATA_ARRAY 0xF3000000
#define MMU_UTLB_DATA_ARRAY 0xF7000000
#define MMU_UTLB_ENTRIES 64
#define MMU_U_ENTRY_SHIFT 8
#define MMU_UTLB_VALID 0x100
#define MMU_ITLB_ENTRIES 4
#define MMU_I_ENTRY_SHIFT 8
#define MMU_ITLB_VALID 0x100
#endif /* __ASM_CPU_SH4_MMU_CONTEXT_H */