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Commit 8ab6abcb authored by James Hogan's avatar James Hogan Committed by Ralf Baechle
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MIPS: mipsregs.h: Add EntryLo bit definitions 



Add definitions for EntryLo register bits in mipsregs.h. The R4000
compatible ones are prefixed MIPS_ENTRYLO_ and the R3000 compatible ones
are prefixed R3K_ENTRYLO_.

These will be used in later patches.

Signed-off-by: default avatarJames Hogan <james.hogan@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/10073/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent e50f0e31

arch/mips/include/asm/mipsregs.h

+22 −0
Original line number Diff line number Diff line
@@ -589,6 +589,28 @@ 
/*  EntryHI bit definition */

#define MIPS_ENTRYHI_EHINV	(_ULCAST_(1) << 10)



/* R3000 EntryLo bit definitions */

#define R3K_ENTRYLO_G		(_ULCAST_(1) << 8)

#define R3K_ENTRYLO_V		(_ULCAST_(1) << 9)

#define R3K_ENTRYLO_D		(_ULCAST_(1) << 10)

#define R3K_ENTRYLO_N		(_ULCAST_(1) << 11)



/* R4000 compatible EntryLo bit definitions */

#define MIPS_ENTRYLO_G		(_ULCAST_(1) << 0)

#define MIPS_ENTRYLO_V		(_ULCAST_(1) << 1)

#define MIPS_ENTRYLO_D		(_ULCAST_(1) << 2)

#define MIPS_ENTRYLO_C_SHIFT	3

#define MIPS_ENTRYLO_C		(_ULCAST_(7) << MIPS_ENTRYLO_C_SHIFT)

#ifdef CONFIG_64BIT

/* as read by dmfc0 */

#define MIPS_ENTRYLO_XI		(_ULCAST_(1) << 62)

#define MIPS_ENTRYLO_RI		(_ULCAST_(1) << 63)

#else

/* as read by mfc0 */

#define MIPS_ENTRYLO_XI		(_ULCAST_(1) << 30)

#define MIPS_ENTRYLO_RI		(_ULCAST_(1) << 31)

#endif



/* CMGCRBase bit definitions */

#define MIPS_CMGCRB_BASE	11

#define MIPS_CMGCRF_BASE	(~_ULCAST_((1 << MIPS_CMGCRB_BASE) - 1))