arch/arm/mm/cache-nop.S

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License version 2 as
   4  * published by the Free Software Foundation.
   5  */
   6 #include <linux/linkage.h>
   7 #include <linux/init.h>
   8 #include <asm/assembler.h>
   9
  10 #include "proc-macros.S"
  11
  12 ENTRY(nop_flush_icache_all)
  13         ret     lr
  14 ENDPROC(nop_flush_icache_all)
  15
  16         .globl nop_flush_kern_cache_all
  17         .equ nop_flush_kern_cache_all, nop_flush_icache_all
  18
  19         .globl nop_flush_kern_cache_louis
  20         .equ nop_flush_kern_cache_louis, nop_flush_icache_all
  21
  22         .globl nop_flush_user_cache_all
  23         .equ nop_flush_user_cache_all, nop_flush_icache_all
  24
  25         .globl nop_flush_user_cache_range
  26         .equ nop_flush_user_cache_range, nop_flush_icache_all
  27
  28         .globl nop_coherent_kern_range
  29         .equ nop_coherent_kern_range, nop_flush_icache_all
  30
  31 ENTRY(nop_coherent_user_range)
  32         mov     r0, 0
  33         ret     lr
  34 ENDPROC(nop_coherent_user_range)
  35
  36         .globl nop_flush_kern_dcache_area
  37         .equ nop_flush_kern_dcache_area, nop_flush_icache_all
  38
  39         .globl nop_dma_flush_range
  40         .equ nop_dma_flush_range, nop_flush_icache_all
  41
  42         .globl nop_dma_map_area
  43         .equ nop_dma_map_area, nop_flush_icache_all
  44
  45         .globl nop_dma_unmap_area
  46         .equ nop_dma_unmap_area, nop_flush_icache_all
  47
  48         __INITDATA
  49
  50         @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S)
  51         define_cache_functions nop