You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
25 lines
568 B
25 lines
568 B
20 years ago
|
/*
|
||
|
|
* include/asm-alpha/cache.h
|
||
|
|
*/
|
||
|
|
#ifndef __ARCH_ALPHA_CACHE_H
|
||
|
|
#define __ARCH_ALPHA_CACHE_H
|
||
|
|
|
||
|
|
#include <linux/config.h>
|
||
|
|
|
||
|
|
/* Bytes per L1 (data) cache line. */
|
||
|
|
#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6)
|
||
|
|
# define L1_CACHE_BYTES 64
|
||
|
|
# define L1_CACHE_SHIFT 6
|
||
|
|
#else
|
||
|
|
/* Both EV4 and EV5 are write-through, read-allocate,
|
||
|
|
direct-mapped, physical.
|
||
|
|
*/
|
||
|
|
# define L1_CACHE_BYTES 32
|
||
|
|
# define L1_CACHE_SHIFT 5
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
|
||
|
|
#define SMP_CACHE_BYTES L1_CACHE_BYTES
|
||
|
|
|
||
|
|
#endif
|