2 * arch/sh/kernel/cpu/sh2a/probe.c
4 * CPU Subtype Probing for SH-2A.
6 * Copyright (C) 2004, 2005 Paul Mundt
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
13 #include <linux/init.h>
14 #include <asm/processor.h>
15 #include <asm/cache.h>
17 int __init detect_cpu_and_cache_system(void)
19 /* Just SH7206 for now .. */
20 cpu_data->type = CPU_SH7206;
22 cpu_data->dcache.ways = 4;
23 cpu_data->dcache.way_incr = (1 << 11);
24 cpu_data->dcache.sets = 128;
25 cpu_data->dcache.entry_shift = 4;
26 cpu_data->dcache.linesz = L1_CACHE_BYTES;
27 cpu_data->dcache.flags = 0;
30 * The icache is the same as the dcache as far as this setup is
31 * concerned. The only real difference in hardware is that the icache
32 * lacks the U bit that the dcache has, none of this has any bearing
35 cpu_data->icache = cpu_data->dcache;