diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2013-09-25 18:21:26 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-10-29 21:25:24 +0100 |
| commit | 14bd8c082016cd1f67fdfd702e4cf6367869a712 (patch) | |
| tree | b4d517e79c58fd3c665286b39ddb1801890f2cb0 /arch/mips/include | |
| parent | 7b784c634b4147345b46251884be6be4bd45fd43 (diff) | |
MIPS: Loongson: Get rid of Loongson 2 #ifdefery all over arch/mips.
It was ugly.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/cacheops.h | 9 | ||||
| -rw-r--r-- | arch/mips/include/asm/r4kcache.h | 41 |
2 files changed, 35 insertions, 15 deletions
diff --git a/arch/mips/include/asm/cacheops.h b/arch/mips/include/asm/cacheops.h index 0644c985d153..c75025f27c20 100644 --- a/arch/mips/include/asm/cacheops.h +++ b/arch/mips/include/asm/cacheops.h @@ -20,11 +20,7 @@ #define Index_Load_Tag_D 0x05 #define Index_Store_Tag_I 0x08 #define Index_Store_Tag_D 0x09 -#if defined(CONFIG_CPU_LOONGSON2) -#define Hit_Invalidate_I 0x00 -#else #define Hit_Invalidate_I 0x10 -#endif #define Hit_Invalidate_D 0x11 #define Hit_Writeback_Inv_D 0x15 @@ -84,4 +80,9 @@ #define Index_Store_Data_D 0x1d #define Index_Store_Data_S 0x1f +/* + * Loongson2-specific cacheops + */ +#define Hit_Invalidate_I_Loongson23 0x00 + #endif /* __ASM_CACHEOPS_H */ diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h index a0b2650516ac..34d1a1917125 100644 --- a/arch/mips/include/asm/r4kcache.h +++ b/arch/mips/include/asm/r4kcache.h @@ -15,6 +15,7 @@ #include <asm/asm.h> #include <asm/cacheops.h> #include <asm/cpu-features.h> +#include <asm/cpu-type.h> #include <asm/mipsmtregs.h> /* @@ -162,7 +163,15 @@ static inline void flush_scache_line_indexed(unsigned long addr) static inline void flush_icache_line(unsigned long addr) { __iflush_prologue - cache_op(Hit_Invalidate_I, addr); + switch (boot_cpu_type()) { + case CPU_LOONGSON2: + cache_op(Hit_Invalidate_I_Loongson23, addr); + break; + + default: + cache_op(Hit_Invalidate_I, addr); + break; + } __iflush_epilogue } @@ -208,7 +217,15 @@ static inline void flush_scache_line(unsigned long addr) */ static inline void protected_flush_icache_line(unsigned long addr) { - protected_cache_op(Hit_Invalidate_I, addr); + switch (boot_cpu_type()) { + case CPU_LOONGSON2: + protected_cache_op(Hit_Invalidate_I_Loongson23, addr); + break; + + default: + protected_cache_op(Hit_Invalidate_I, addr); + break; + } } /* @@ -412,8 +429,8 @@ __BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64 __BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128) /* build blast_xxx_range, protected_blast_xxx_range */ -#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \ -static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ +#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot, extra) \ +static inline void prot##extra##blast_##pfx##cache##_range(unsigned long start, \ unsigned long end) \ { \ unsigned long lsize = cpu_##desc##_line_size(); \ @@ -432,13 +449,15 @@ static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ __##pfx##flush_epilogue \ } -__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_) -__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_) -__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_) -__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, ) -__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, ) +__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, ) +__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_, ) +__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_, ) +__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I_Loongson23, \ + protected_, loongson23_) +__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, , ) +__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, , ) /* blast_inv_dcache_range */ -__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, ) -__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, ) +__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, , ) +__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, , ) #endif /* _ASM_R4KCACHE_H */ |