Blackfin arch: delete unused cache functions
[linux-2.6.git] / arch / blackfin / mach-common / cache.S
index 0521b15..85f8c79 100644 (file)
 #include <asm/cache.h>
 
 .text
-.align 2
-ENTRY(_cache_invalidate)
-
-       /*
-        * Icache or DcacheA or DcacheB Invalidation
-        * or any combination thereof
-        * R0 has bits
-        * CPLB_ENABLE_ICACHE_P,CPLB_ENABLE_DCACHE_P,CPLB_ENABLE_DCACHE2_P
-        * set as required
-        */
-       [--SP] = R7;
-
-       R7 = R0;
-       CC = BITTST(R7,CPLB_ENABLE_ICACHE_P);
-       IF !CC JUMP .Lno_icache;
-       [--SP] = RETS;
-       CALL _icache_invalidate;
-       RETS = [SP++];
-.Lno_icache:
-       CC = BITTST(R7,CPLB_ENABLE_DCACHE_P);
-       IF !CC JUMP .Lno_dcache_a;
-       R0 = 0;         /* specifies bank A */
-       [--SP] = RETS;
-       CALL _dcache_invalidate;
-       RETS = [SP++];
-.Lno_dcache_a:
-       CC = BITTST(R7,CPLB_ENABLE_DCACHE2_P);
-       IF !CC JUMP .Lno_dcache_b;
-       R0 = 0;
-       BITSET(R0, 23);         /* specifies bank B */
-       [--SP] = RETS;
-       CALL  _dcache_invalidate;
-       RETS = [SP++];
-.Lno_dcache_b:
-       R7 = [SP++];
-       RTS;
-ENDPROC(_cache_invalidate)
-
-/* Invalidate the Entire Instruction cache by
- * disabling IMC bit
- */
-ENTRY(_icache_invalidate)
-ENTRY(_invalidate_entire_icache)
-       [--SP] = ( R7:5);
-
-       P0.L = LO(IMEM_CONTROL);
-       P0.H = HI(IMEM_CONTROL);
-       R7 = [P0];
-
-       /* Clear the IMC bit , All valid bits in the instruction
-        * cache are set to the invalid state
-        */
-       BITCLR(R7,IMC_P);
-       CLI R6;
-       SSYNC;          /* SSYNC required before invalidating cache. */
-       .align 8;
-       [P0] = R7;
-       SSYNC;
-       STI R6;
-
-       /* Configures the instruction cache agian */
-       R6 = (IMC | ENICPLB);
-       R7 = R7 | R6;
-
-       CLI R6;
-       SSYNC;          /* SSYNC required before writing to IMEM_CONTROL. */
-       .align 8;
-       [P0] = R7;
-       SSYNC;
-       STI R6;
-
-       ( R7:5) = [SP++];
-       RTS;
-ENDPROC(_invalidate_entire_icache)
-ENDPROC(_icache_invalidate)
 
 /*
  * blackfin_cache_flush_range(start, end)
@@ -190,46 +115,6 @@ ENTRY(_blackfin_dcache_invalidate_range)
        RTS;
 ENDPROC(_blackfin_dcache_invalidate_range)
 
-/* Invalidate the Entire Data cache by
- * clearing DMC[1:0] bits
- */
-ENTRY(_invalidate_entire_dcache)
-ENTRY(_dcache_invalidate)
-       [--SP] = ( R7:6);
-
-       P0.L = LO(DMEM_CONTROL);
-       P0.H = HI(DMEM_CONTROL);
-       R7 = [P0];
-
-       /* Clear the DMC[1:0] bits, All valid bits in the data
-        * cache are set to the invalid state
-        */
-       BITCLR(R7,DMC0_P);
-       BITCLR(R7,DMC1_P);
-       CLI R6;
-       SSYNC;          /* SSYNC required before writing to DMEM_CONTROL. */
-       .align 8;
-       [P0] = R7;
-       SSYNC;
-       STI R6;
-
-       /* Configures the data cache again */
-
-       R6 = DMEM_CNTR;
-       R7 = R7 | R6;
-
-       CLI R6;
-       SSYNC;          /* SSYNC required before writing to DMEM_CONTROL. */
-       .align 8;
-       [P0] = R7;
-       SSYNC;
-       STI R6;
-
-       ( R7:6) = [SP++];
-       RTS;
-ENDPROC(_dcache_invalidate)
-ENDPROC(_invalidate_entire_dcache)
-
 ENTRY(_blackfin_dcache_flush_range)
        R2 = -L1_CACHE_BYTES;
        R2 = R0 & R2;