xref: /OK3568_Linux_fs/kernel/arch/arc/include/uapi/asm/cachectl.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This program is free software; you can redistribute it and/or modify
6*4882a593Smuzhiyun  * it under the terms of the GNU General Public License version 2 as
7*4882a593Smuzhiyun  * published by the Free Software Foundation.
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __ARC_ASM_CACHECTL_H
11*4882a593Smuzhiyun #define __ARC_ASM_CACHECTL_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /*
14*4882a593Smuzhiyun  * ARC ABI flags defined for Android's finegrained cacheflush requirements
15*4882a593Smuzhiyun  */
16*4882a593Smuzhiyun #define CF_I_INV	0x0002
17*4882a593Smuzhiyun #define CF_D_FLUSH	0x0010
18*4882a593Smuzhiyun #define CF_D_FLUSH_INV	0x0020
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define CF_DEFAULT	(CF_I_INV | CF_D_FLUSH)
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /*
23*4882a593Smuzhiyun  * Standard flags expected by cacheflush system call users
24*4882a593Smuzhiyun  */
25*4882a593Smuzhiyun #define ICACHE	CF_I_INV
26*4882a593Smuzhiyun #define DCACHE	CF_D_FLUSH
27*4882a593Smuzhiyun #define BCACHE	(CF_I_INV | CF_D_FLUSH)
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #endif
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