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ARCv2: MMUv4: TLB programming Model changes

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Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta
2015-04-06 17:22:39 +05:30
parent 4de0e52867
commit d7a512bfe0
6 changed files with 114 additions and 5 deletions
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10
arch/arc/include/asm/pgtable.h
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@@ -72,8 +72,18 @@
#define _PAGE_READ (1<<3) /* Page has user read perm (H) */
#define _PAGE_ACCESSED (1<<4) /* Page is accessed (S) */
#define _PAGE_MODIFIED (1<<5) /* Page modified (dirty) (S) */
#if (CONFIG_ARC_MMU_VER >= 4)
#define _PAGE_WTHRU (1<<7) /* Page cache mode write-thru (H) */
#endif
#define _PAGE_GLOBAL (1<<8) /* Page is global (H) */
#define _PAGE_PRESENT (1<<9) /* TLB entry is valid (H) */
#if (CONFIG_ARC_MMU_VER >= 4)
#define _PAGE_SZ (1<<10) /* Page Size indicator (H) */
#endif
#define _PAGE_SHARED_CODE (1<<11) /* Shared Code page with cmn vaddr
usable for shared TLB entries (H) */
#endif