linux-sg2042/include/asm-xtensa/shmparam.h

24 lines
589 B
C

/*
* include/asm-xtensa/shmparam.h
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file "COPYING" in the main directory of
* this archive for more details.
*/
#ifndef _XTENSA_SHMPARAM_H
#define _XTENSA_SHMPARAM_H
#include <asm/processor.h>
/*
* Xtensa can have variable size caches, and if
* the size of single way is larger than the page size,
* then we have to start worrying about cache aliasing
* problems.
*/
#define SHMLBA ((PAGE_SIZE > DCACHE_WAY_SIZE)? PAGE_SIZE : DCACHE_WAY_SIZE)
#endif /* _XTENSA_SHMPARAM_H */