Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / score / include / asm / pgtable-bits.h

diff --git a/kernel/arch/score/include/asm/pgtable-bits.h b/kernel/arch/score/include/asm/pgtable-bits.h
new file mode 100644 (file)
index 0000000..0e5c6f4
--- /dev/null
+++ b/kernel/arch/score/include/asm/pgtable-bits.h
@@ -0,0 +1,24 @@
+#ifndef _ASM_SCORE_PGTABLE_BITS_H
+#define _ASM_SCORE_PGTABLE_BITS_H
+
+#define _PAGE_ACCESSED                 (1<<5)  /* implemented in software */
+#define _PAGE_READ                     (1<<6)  /* implemented in software */
+#define _PAGE_WRITE                    (1<<7)  /* implemented in software */
+#define _PAGE_PRESENT                  (1<<9)  /* implemented in software */
+#define _PAGE_MODIFIED                 (1<<10) /* implemented in software */
+
+#define _PAGE_GLOBAL                   (1<<0)
+#define _PAGE_VALID                    (1<<1)
+#define _PAGE_SILENT_READ              (1<<1)  /* synonym */
+#define _PAGE_DIRTY                    (1<<2)  /* Write bit */
+#define _PAGE_SILENT_WRITE             (1<<2)
+#define _PAGE_CACHE                    (1<<3)  /* cache */
+#define _CACHE_MASK                    (1<<3)
+#define _PAGE_BUFFERABLE               (1<<4)  /*Fallow Spec. */
+
+#define __READABLE     (_PAGE_READ | _PAGE_SILENT_READ | _PAGE_ACCESSED)
+#define __WRITEABLE    (_PAGE_WRITE | _PAGE_SILENT_WRITE | _PAGE_MODIFIED)
+#define _PAGE_CHG_MASK                 \
+       (PAGE_MASK | _PAGE_ACCESSED | _PAGE_MODIFIED | _PAGE_CACHE)
+
+#endif /* _ASM_SCORE_PGTABLE_BITS_H */