1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /* $Id: cache.h,v 1.6 2004/03/11 18:08:05 leth
3 *
4 * include/asm-sh/cache.h
5 *
6 * Copyright 1999 (C) Niibe Yutaka
7 * Copyright 2002, 2003 (C) Paul Mundt
8 */
9 #ifndef __ASM_SH_CACHE_H
10 #define __ASM_SH_CACHE_H
11
12 #include <linux/init.h>
13 #include <cpu/cache.h>
14
15 #define L1_CACHE_BYTES (1 << L1_CACHE
16
17 /*
18 * Some drivers need to perform DMA into kmall
19 * and so we have to increase the kmalloc mina
20 */
21 #define ARCH_DMA_MINALIGN L1_CACHE_BYTES
22
23 #define __read_mostly __section(".data..read_m
24
25 #ifndef __ASSEMBLY__
26 struct cache_info {
27 unsigned int ways; /* Num
28 unsigned int sets; /* Num
29 unsigned int linesz; /* Cac
30
31 unsigned int way_size; /* set
32
33 /*
34 * way_incr is the address offset for
35 * in memory mapped cache array ops.
36 */
37 unsigned int way_incr;
38 unsigned int entry_shift;
39 unsigned int entry_mask;
40
41 /*
42 * Compute a mask which selects the ad
43 * 1. those used to select the cache s
44 * 2. those in the physical page numbe
45 */
46 unsigned int alias_mask;
47 unsigned int n_aliases; /* Num
48
49 unsigned long flags;
50 };
51 #endif /* __ASSEMBLY__ */
52 #endif /* __ASM_SH_CACHE_H */
53
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.