tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * include/asm-alpha/cache.h
3 */
4#ifndef __ARCH_ALPHA_CACHE_H
5#define __ARCH_ALPHA_CACHE_H
6
7#include <linux/config.h>
8
9/* Bytes per L1 (data) cache line. */
10#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6)
11# define L1_CACHE_BYTES 64
12# define L1_CACHE_SHIFT 6
13#else
14/* Both EV4 and EV5 are write-through, read-allocate,
15 direct-mapped, physical.
16*/
17# define L1_CACHE_BYTES 32
18# define L1_CACHE_SHIFT 5
19#endif
20
21#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
22#define SMP_CACHE_BYTES L1_CACHE_BYTES
23
24#endif