xref: /linux/arch/sparc/include/asm/cache.h (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
1 /* cache.h:  Cache specific code for the Sparc.  These include flushing
2  *           and direct tag/data line access.
3  *
4  * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
5  */
6 
7 #ifndef _SPARC_CACHE_H
8 #define _SPARC_CACHE_H
9 
10 #define ARCH_SLAB_MINALIGN	__alignof__(unsigned long long)
11 
12 #define L1_CACHE_SHIFT 5
13 #define L1_CACHE_BYTES 32
14 
15 #ifdef CONFIG_SPARC32
16 #define SMP_CACHE_BYTES_SHIFT 5
17 #else
18 #define SMP_CACHE_BYTES_SHIFT 6
19 #endif
20 
21 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
22 
23 #define __read_mostly __attribute__((__section__(".data..read_mostly")))
24 
25 #endif /* !(_SPARC_CACHE_H) */
26