[xtensa-cvscommit] linux/arch/xtensa/kernel head.S,1.1.1.1,1.2

[<joe...@us...>]

Update of /cvsroot/xtensa/linux/arch/xtensa/kernel
In directory sc8-pr-cvs1:/tmp/cvs-serv19414

Modified Files:
	head.S 
Log Message:

If caches are writeback, flush them after unpacking the text/data sections to ensure the data is available from memory thereafter.


Index: head.S
===================================================================
RCS file: /cvsroot/xtensa/linux/arch/xtensa/kernel/head.S,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** head.S	28 Aug 2002 16:10:14 -0000	1.1.1.1
--- head.S	16 Dec 2002 21:17:49 -0000	1.2
***************
*** 393,396 ****
--- 393,404 ----
  1:
  
+ #if XCHAL_DCACHE_IS_WRITEBACK
+ 
+ 	/* After unpacking, flush the writeback cache to memory so the
+ 	 * instructions/data are available. */
+ 
+ 	dcache_writeback_all	a3, a4
+ #endif
+ 
  #ifdef CONFIG_BLK_DEV_INITRD
  
***************
*** 411,415 ****
  	wsr	a0, MISC_REG_1
  #endif
- 
  
  _setup_stack:
--- 419,422 ----