diff options
Diffstat (limited to 'arch/mips/include/asm/pgtable-bits.h')
| -rw-r--r-- | arch/mips/include/asm/pgtable-bits.h | 9 | 
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/mips/include/asm/pgtable-bits.h b/arch/mips/include/asm/pgtable-bits.h index 32aea4852fb..e592f3687d6 100644 --- a/arch/mips/include/asm/pgtable-bits.h +++ b/arch/mips/include/asm/pgtable-bits.h @@ -235,6 +235,15 @@ static inline uint64_t pte_to_entrylo(unsigned long pte_val)  #define _CACHE_CACHABLE_NONCOHERENT (5<<_CACHE_SHIFT)  #define _CACHE_UNCACHED_ACCELERATED (7<<_CACHE_SHIFT) +#elif defined(CONFIG_CPU_LOONGSON3) + +/* Using COHERENT flag for NONCOHERENT doesn't hurt. */ + +#define _CACHE_UNCACHED             (2<<_CACHE_SHIFT)  /* LOONGSON       */ +#define _CACHE_CACHABLE_NONCOHERENT (3<<_CACHE_SHIFT)  /* LOONGSON       */ +#define _CACHE_CACHABLE_COHERENT    (3<<_CACHE_SHIFT)  /* LOONGSON-3     */ +#define _CACHE_UNCACHED_ACCELERATED (7<<_CACHE_SHIFT)  /* LOONGSON       */ +  #else  #define _CACHE_CACHABLE_NO_WA	    (0<<_CACHE_SHIFT)  /* R4600 only	  */  | 
