Thread (10 messages) 10 messages, 7 authors, 2012-01-17
STALE5259d

[PATCH] ARM: proc-v7: remove harvard cache stuff

From: Shawn Guo <hidden>
Date: 2012-01-05 06:37:42
Subsystem: arm port, the rest · Maintainers: Russell King, Linus Torvalds

The harvard cache related comment and code in proc-v7.S were copied
from proc-v6.S by mistake, so let's remove them.

Signed-off-by: Shawn Guo <redacted>
---
 arch/arm/mm/proc-v7.S |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index e70a737..59a4077 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -271,10 +271,6 @@ ENDPROC(cpu_v7_do_resume)
  *	Initialise TLB, Caches, and MMU state ready to switch the MMU
  *	on.  Return in r0 the new CP15 C1 control register setting.
  *
- *	We automatically detect if we have a Harvard cache, and use the
- *	Harvard cache control instructions insead of the unified cache
- *	control instructions.
- *
  *	This should be able to cover all ARMv7 cores.
  *
  *	It is assumed that:
@@ -373,9 +369,6 @@ __v7_setup:
 #endif
 
 3:	mov	r10, #0
-#ifdef HARVARD_CACHE
-	mcr	p15, 0, r10, c7, c5, 0		@ I+BTB cache invalidate
-#endif
 	dsb
 #ifdef CONFIG_MMU
 	mcr	p15, 0, r10, c8, c7, 0		@ invalidate I + D TLBs
-- 
1.7.4.1
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