projects/linux·blob master · refs

18 lines · 483 B

1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __UM_CACHE_H
3#define __UM_CACHE_H
4
5
6#if defined(CONFIG_UML_X86) && !defined(CONFIG_64BIT)
7# define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT)
8#elif defined(CONFIG_UML_X86) /* 64-bit */
9# define L1_CACHE_SHIFT 6 /* Should be 7 on Intel */
10#else
11/* XXX: this was taken from x86, now it's completely random. Luckily only
12 * affects SMP padding. */
13# define L1_CACHE_SHIFT 5
14#endif
15
16#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
17
18#endif