/* SPDX-License-Identifier: GPL-2.0 */ // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. #ifndef __ASM_CSKY_PGTABLE_BITS_H #define __ASM_CSKY_PGTABLE_BITS_H /* implemented in software */ #define _PAGE_ACCESSED (1<<7) #define PAGE_ACCESSED_BIT (7) #define _PAGE_READ (1<<8) #define _PAGE_WRITE (1<<9) #define _PAGE_PRESENT (1<<10) #define _PAGE_MODIFIED (1<<11) #define PAGE_MODIFIED_BIT (11) /* implemented in hardware */ #define _PAGE_GLOBAL (1<<0) #define _PAGE_VALID (1<<1) #define PAGE_VALID_BIT (1) #define _PAGE_DIRTY (1<<2) #define PAGE_DIRTY_BIT (2) #define _PAGE_SO (1<<5) #define _PAGE_BUF (1<<6) #define _PAGE_CACHE (1<<3) #define _CACHE_MASK _PAGE_CACHE #define _CACHE_CACHED (_PAGE_VALID | _PAGE_CACHE | _PAGE_BUF) #define _CACHE_UNCACHED (_PAGE_VALID) #endif /* __ASM_CSKY_PGTABLE_BITS_H */