1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* cache.h: Cache specific code for the Sparc. These include flushing
3 * and direct tag/data line access.
4 *
5 * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
6 */
7
8 #ifndef _SPARC_CACHE_H
9 #define _SPARC_CACHE_H
10
11 #define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
12
13 #define L1_CACHE_SHIFT 5
14 #define L1_CACHE_BYTES 32
15
16 #ifdef CONFIG_SPARC32
17 #define SMP_CACHE_BYTES_SHIFT 5
18 #else
19 #define SMP_CACHE_BYTES_SHIFT 6
20 #endif
21
22 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
23
24 #define __read_mostly __attribute__((__section__(".data..read_mostly")))
25
26 #endif /* !(_SPARC_CACHE_H) */