1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2a439fe51SSam Ravnborg /* cache.h: Cache specific code for the Sparc. These include flushing 3a439fe51SSam Ravnborg * and direct tag/data line access. 4a439fe51SSam Ravnborg * 5a439fe51SSam Ravnborg * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) 6a439fe51SSam Ravnborg */ 7a439fe51SSam Ravnborg 8a439fe51SSam Ravnborg #ifndef _SPARC_CACHE_H 9a439fe51SSam Ravnborg #define _SPARC_CACHE_H 10a439fe51SSam Ravnborg 11273fca0eSDavid S. Miller #define ARCH_SLAB_MINALIGN __alignof__(unsigned long long) 12273fca0eSDavid S. Miller 13a439fe51SSam Ravnborg #define L1_CACHE_SHIFT 5 14a439fe51SSam Ravnborg #define L1_CACHE_BYTES 32 15a439fe51SSam Ravnborg 16a439fe51SSam Ravnborg #ifdef CONFIG_SPARC32 17a439fe51SSam Ravnborg #define SMP_CACHE_BYTES_SHIFT 5 18a439fe51SSam Ravnborg #else 19a439fe51SSam Ravnborg #define SMP_CACHE_BYTES_SHIFT 6 20a439fe51SSam Ravnborg #endif 21a439fe51SSam Ravnborg 22a439fe51SSam Ravnborg #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) 23a439fe51SSam Ravnborg 2433def849SJoe Perches #define __read_mostly __section(".data..read_mostly") 25a439fe51SSam Ravnborg 26a439fe51SSam Ravnborg #endif /* !(_SPARC_CACHE_H) */ 27