| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* $Id: cache.h,v 1.6 2004/03/11 18:08:05 lethal Exp $ | |
| * | |
| * include/asm-sh/cache.h | |
| * | |
| * Copyright 1999 (C) Niibe Yutaka | |
| * Copyright 2002, 2003 (C) Paul Mundt | |
| */ | |
| #ifndef __ASM_SH_CACHE_H | |
| #define __ASM_SH_CACHE_H | |
| #include <linux/init.h> | |
| #include <cpu/cache.h> | |
| #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) | |
| #define __read_mostly __section(".data..read_mostly") | |
| #ifndef __ASSEMBLY__ | |
| struct cache_info { | |
| unsigned int ways; /* Number of cache ways */ | |
| unsigned int sets; /* Number of cache sets */ | |
| unsigned int linesz; /* Cache line size (bytes) */ | |
| unsigned int way_size; /* sets * line size */ | |
| /* | |
| * way_incr is the address offset for accessing the next way | |
| * in memory mapped cache array ops. | |
| */ | |
| unsigned int way_incr; | |
| unsigned int entry_shift; | |
| unsigned int entry_mask; | |
| /* | |
| * Compute a mask which selects the address bits which overlap between | |
| * 1. those used to select the cache set during indexing | |
| * 2. those in the physical page number. | |
| */ | |
| unsigned int alias_mask; | |
| unsigned int n_aliases; /* Number of aliases */ | |
| unsigned long flags; | |
| }; | |
| #endif /* __ASSEMBLY__ */ | |
| #endif /* __ASM_SH_CACHE_H */ |