android_kernel_motorola_sm6225/arch/arc/include/asm/cachectl.h
Vineet Gupta 95d6976d20 ARC: Cache Flush Management
* ARC700 has VIPT L1 Caches
* Caches don't snoop and are not coherent
* Given the PAGE_SIZE and Cache associativity, we don't support aliasing
  D$ configurations (yet), but do allow aliasing I$ configs

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2013-02-15 23:15:50 +05:30

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/*
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ARC_ASM_CACHECTL_H
#define __ARC_ASM_CACHECTL_H
/*
* ARC ABI flags defined for Android's finegrained cacheflush requirements
*/
#define CF_I_INV 0x0002
#define CF_D_FLUSH 0x0010
#define CF_D_FLUSH_INV 0x0020
#define CF_DEFAULT (CF_I_INV | CF_D_FLUSH)
/*
* Standard flags expected by cacheflush system call users
*/
#define ICACHE CF_I_INV
#define DCACHE CF_D_FLUSH
#define BCACHE (CF_I_INV | CF_D_FLUSH)
#endif