diff options
Diffstat (limited to 'cpu/mips/cache.S')
| -rw-r--r-- | cpu/mips/cache.S | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/cpu/mips/cache.S b/cpu/mips/cache.S index aad76e0..443240e 100644 --- a/cpu/mips/cache.S +++ b/cpu/mips/cache.S @@ -22,7 +22,6 @@ * MA 02111-1307 USA */ - #include <config.h> #include <version.h> #include <asm/regdef.h> @@ -30,13 +29,11 @@ #include <asm/addrspace.h> #include <asm/cacheops.h> - /* 16KB is the maximum size of instruction and data caches on * MIPS 4K. */ #define MIPS_MAX_CACHE_SIZE 0x4000 - /* * cacheop macro to automate cache operations * first some helpers... @@ -131,7 +128,6 @@ mips_cache_reset: li t4, CFG_CACHELINE_SIZE move t5, t4 - li v0, MIPS_MAX_CACHE_SIZE /* Now clear that much memory starting from zero. @@ -139,8 +135,8 @@ mips_cache_reset: li a0, KSEG1 addu a1, a0, v0 - -2: sw zero, 0(a0) +2: + sw zero, 0(a0) sw zero, 4(a0) sw zero, 8(a0) sw zero, 12(a0) @@ -156,11 +152,11 @@ mips_cache_reset: mtc0 zero, CP0_TAGLO - /* - * The caches are probably in an indeterminate state, - * so we force good parity into them by doing an - * invalidate, load/fill, invalidate for each line. - */ + /* + * The caches are probably in an indeterminate state, + * so we force good parity into them by doing an + * invalidate, load/fill, invalidate for each line. + */ /* Assume bottom of RAM will generate good parity for the cache. */ @@ -201,9 +197,9 @@ mips_cache_reset: move a1, a2 icacheop(a0,a1,a2,a3,Index_Store_Tag_D) - j ra - .end mips_cache_reset + j ra + .end mips_cache_reset /******************************************************************************* * @@ -220,7 +216,7 @@ dcache_status: andi v0, v0, 1 j ra - .end dcache_status + .end dcache_status /******************************************************************************* * @@ -237,11 +233,10 @@ dcache_disable: li t1, -8 and t0, t0, t1 ori t0, t0, CONF_CM_UNCACHED - mtc0 t0, CP0_CONFIG + mtc0 t0, CP0_CONFIG j ra - .end dcache_disable - + .end dcache_disable /******************************************************************************* * @@ -266,4 +261,5 @@ mips_cache_lock: icacheop(a0,a1,a2,a3,0x1d) j ra + .end mips_cache_lock |