mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-02 21:26:44 +07:00
24 lines
542 B
C
24 lines
542 B
C
|
/*
|
||
|
|
* include/asm-alpha/cache.h
|
||
|
|
*/
|
||
|
|
#ifndef __ARCH_ALPHA_CACHE_H
|
||
|
|
#define __ARCH_ALPHA_CACHE_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
|