1 /* 2 * arch/sh/kernel/cpu/sh2/probe.c 3 * 4 * CPU Subtype Probing for SH-2. 5 * 6 * Copyright (C) 2002 Paul Mundt 7 * 8 * This file is subject to the terms and conditions of the GNU General Public 9 * License. See the file "COPYING" in the main directory of this archive 10 * for more details. 11 */ 12 #include <linux/init.h> 13 #include <asm/processor.h> 14 #include <asm/cache.h> 15 16 void __cpuinit cpu_probe(void) 17 { 18 #if defined(CONFIG_CPU_SUBTYPE_SH7619) 19 boot_cpu_data.type = CPU_SH7619; 20 boot_cpu_data.dcache.ways = 4; 21 boot_cpu_data.dcache.way_incr = (1<<12); 22 boot_cpu_data.dcache.sets = 256; 23 boot_cpu_data.dcache.entry_shift = 4; 24 boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; 25 boot_cpu_data.dcache.flags = 0; 26 #endif 27 /* 28 * SH-2 doesn't have separate caches 29 */ 30 boot_cpu_data.dcache.flags |= SH_CACHE_COMBINED; 31 boot_cpu_data.icache = boot_cpu_data.dcache; 32 boot_cpu_data.family = CPU_FAMILY_SH2; 33 } 34