xref: /openbmc/linux/arch/xtensa/include/asm/shmparam.h (revision 4a075bd4)
1 /*
2  * include/asm-xtensa/shmparam.h
3  *
4  * This file is subject to the terms and conditions of the GNU General
5  * Public License.  See the file "COPYING" in the main directory of
6  * this archive for more details.
7  */
8 
9 #ifndef _XTENSA_SHMPARAM_H
10 #define _XTENSA_SHMPARAM_H
11 
12 /*
13  * Xtensa can have variable size caches, and if
14  * the size of single way is larger than the page size,
15  * then we have to start worrying about cache aliasing
16  * problems.
17  */
18 
19 #define SHMLBA	((PAGE_SIZE > DCACHE_WAY_SIZE)? PAGE_SIZE : DCACHE_WAY_SIZE)
20 
21 #endif /* _XTENSA_SHMPARAM_H */
22