1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_SCORE_PGTABLE_BITS_H 3 #define _ASM_SCORE_PGTABLE_BITS_H 4 5 #define _PAGE_ACCESSED (1<<5) /* implemented in software */ 6 #define _PAGE_READ (1<<6) /* implemented in software */ 7 #define _PAGE_WRITE (1<<7) /* implemented in software */ 8 #define _PAGE_PRESENT (1<<9) /* implemented in software */ 9 #define _PAGE_MODIFIED (1<<10) /* implemented in software */ 10 11 #define _PAGE_GLOBAL (1<<0) 12 #define _PAGE_VALID (1<<1) 13 #define _PAGE_SILENT_READ (1<<1) /* synonym */ 14 #define _PAGE_DIRTY (1<<2) /* Write bit */ 15 #define _PAGE_SILENT_WRITE (1<<2) 16 #define _PAGE_CACHE (1<<3) /* cache */ 17 #define _CACHE_MASK (1<<3) 18 #define _PAGE_BUFFERABLE (1<<4) /*Fallow Spec. */ 19 20 #define __READABLE (_PAGE_READ | _PAGE_SILENT_READ | _PAGE_ACCESSED) 21 #define __WRITEABLE (_PAGE_WRITE | _PAGE_SILENT_WRITE | _PAGE_MODIFIED) 22 #define _PAGE_CHG_MASK \ 23 (PAGE_MASK | _PAGE_ACCESSED | _PAGE_MODIFIED | _PAGE_CACHE) 24 25 #endif /* _ASM_SCORE_PGTABLE_BITS_H */ 26