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/* SPDX-License-Identifier: GPL-2.0 * * include/asm-sh/cpu-sh4/mmu_context.h * * Copyright (C) 1999 Niibe Yutaka */ #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 /* PTE assistance register */ #define MMU_PTEAEX 0xFF00007C /* PTE ASID extension register */ #define MMUCR 0xFF000010 /* MMU Control Register */ #define MMU_TLB_ENTRY_SHIFT 8 #define MMU_ITLB_ADDRESS_ARRAY 0xF2000000 #define MMU_ITLB_ADDRESS_ARRAY2 0xF2800000 #define MMU_ITLB_DATA_ARRAY 0xF3000000 #define MMU_ITLB_DATA_ARRAY2 0xF3800000 #define MMU_UTLB_ADDRESS_ARRAY 0xF6000000 #define MMU_UTLB_ADDRESS_ARRAY2 0xF6800000 #define MMU_UTLB_DATA_ARRAY 0xF7000000 #define MMU_UTLB_DATA_ARRAY2 0xF7800000 #define MMU_PAGE_ASSOC_BIT 0x80 #ifdef CONFIG_MMU #define MMUCR_AT (1 << 0) #else #define MMUCR_AT (0) #endif #define MMUCR_TI (1 << 2) #define MMUCR_URB 0x00FC0000 #define MMUCR_URB_SHIFT 18 #define MMUCR_URB_NENTRIES 64 #define MMUCR_URC 0x0000FC00 #define MMUCR_URC_SHIFT 10 #if defined(CONFIG_32BIT) && defined(CONFIG_CPU_SUBTYPE_ST40) #define MMUCR_SE (1 << 4) #else #define MMUCR_SE (0) #endif #ifdef CONFIG_CPU_HAS_PTEAEX #define MMUCR_AEX (1 << 6) #else #define MMUCR_AEX (0) #endif #ifdef CONFIG_X2TLB #define MMUCR_ME (1 << 7) #else #define MMUCR_ME (0) #endif #ifdef CONFIG_SH_STORE_QUEUES #define MMUCR_SQMD (1 << 9) #else #define MMUCR_SQMD (0) #endif #define MMU_NTLB_ENTRIES 64 #define MMU_CONTROL_INIT (MMUCR_AT | MMUCR_TI | MMUCR_SQMD | \ MMUCR_ME | MMUCR_SE | MMUCR_AEX) #define TRA 0xff000020 #define EXPEVT 0xff000024 #define INTEVT 0xff000028 #endif /* __ASM_CPU_SH4_MMU_CONTEXT_H */ |