Linux Kernel  3.7.1
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cache.h
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1 /*
2  * include/asm-alpha/cache.h
3  */
4 #ifndef __ARCH_ALPHA_CACHE_H
5 #define __ARCH_ALPHA_CACHE_H
6 
7 
8 /* Bytes per L1 (data) cache line. */
9 #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6)
10 # define L1_CACHE_BYTES 64
11 # define L1_CACHE_SHIFT 6
12 #else
13 /* Both EV4 and EV5 are write-through, read-allocate,
14  direct-mapped, physical.
15 */
16 # define L1_CACHE_BYTES 32
17 # define L1_CACHE_SHIFT 5
18 #endif
19 
20 #define SMP_CACHE_BYTES L1_CACHE_BYTES
21 
22 #endif