Re: [U-Boot] [PATCH] sh: delete an unused source file

31 Mar 2014

2014-03-31 13:09 GMT+09:00 Masahiro Yamada yamada.m@jp.panasonic.com:
...
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com
Cc: Nobuhiro Iwamatsu nobuhiro.iwamatsu.yj@renesas.com
Acked-by: Nobuhiro Iwamatsu iwamatsu@nigauri.org
...

arch/sh/cpu/sh2/cache.c | 96 -------------------------------------------------
 1 file changed, 96 deletions(-)
 delete mode 100644 arch/sh/cpu/sh2/cache.c

diff --git a/arch/sh/cpu/sh2/cache.c b/arch/sh/cpu/sh2/cache.c
deleted file mode 100644
index 8093e98..0000000
--- a/arch/sh/cpu/sh2/cache.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/*


(C) Copyright 2007



Yoshihiro Shimoda shimoda.yoshihiro@renesas.com







Copyright (C) 2007, 2008 Nobobuhiro Iwamatsu iwamatsu@nigauri.org



Copyright (C) 2008 Renesas Solutions Corp.







SPDX-License-Identifier:    GPL-2.0+


*/


-#include <common.h>
-#include <command.h>
-#include <asm/processor.h>
-#include <asm/io.h>



-/*


Jump to P2 area.



When handling TLB or caches, we need to do it from P2 area.


*/

-#define jump_to_P2()                   \
-do {                                   \

  unsigned long __dummy;          \


  __asm__ __volatile__(           \


          "mov.l  1f, %0\n\t"     \


          "or     %1, %0\n\t"     \


          "jmp    @%0\n\t"        \


          " nop\n\t"              \


          ".balign 4\n"           \


          "1:     .long 2f\n"     \


          "2:"                    \


          : "=&r" (__dummy)       \


          : "r" (0x20000000));    \



-} while (0)



-/*


Back to P1 area.


*/

-#define back_to_P1()                   \
-do {                                   \

  unsigned long __dummy;          \


  __asm__ __volatile__(           \


          "nop;nop;nop;nop;nop;nop;nop\n\t"       \


          "mov.l  1f, %0\n\t"     \


          "jmp    @%0\n\t"        \


          " nop\n\t"              \


          ".balign 4\n"           \


          "1:     .long 2f\n"     \


          "2:"                    \


          : "=&r" (__dummy));     \



-} while (0)



-#define CACHE_VALID    1
-#define CACHE_UPDATED  2



-static inline void cache_wback_all(void)
-{

  unsigned long addr, data, i, j;



  jump_to_P2();


  for (i = 0; i < CACHE_OC_NUM_ENTRIES; i++) {


          for (j = 0; j < CACHE_OC_NUM_WAYS; j++) {


                  addr = CACHE_OC_ADDRESS_ARRAY


                          | (j << CACHE_OC_WAY_SHIFT)


                          | (i << CACHE_OC_ENTRY_SHIFT);


                  data = inl(addr);


                  if (data & CACHE_UPDATED) {


                          data &= ~CACHE_UPDATED;


                          outl(data, addr);


                  }


          }


  }


  back_to_P1();



-}




-#define CACHE_ENABLE   0
-#define CACHE_DISABLE  1



-int cache_control(unsigned int cmd)
-{

  unsigned long ccr;



  jump_to_P2();


  ccr = inl(CCR);



  if (ccr & CCR_CACHE_ENABLE)


          cache_wback_all();



  if (cmd == CACHE_DISABLE)


          outl(CCR_CACHE_STOP, CCR);


  else


          outl(CCR_CACHE_INIT, CCR);


  back_to_P1();



  return 0;



-}
1.8.3.2

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-- 
Nobuhiro Iwamatsu

    