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39 lines
848 B
39 lines
848 B
/*
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* arch/sh/kernel/cpu/sh2/probe.c
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*
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* CPU Subtype Probing for SH-2.
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*
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* Copyright (C) 2002 Paul Mundt
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <asm/processor.h>
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#include <asm/cache.h>
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int __init detect_cpu_and_cache_system(void)
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{
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/*
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* For now, assume SH7604 .. fix this later.
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*/
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cpu_data->type = CPU_SH7604;
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cpu_data->dcache.ways = 4;
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cpu_data->dcache.way_shift = 6;
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cpu_data->dcache.sets = 64;
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cpu_data->dcache.entry_shift = 4;
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cpu_data->dcache.linesz = L1_CACHE_BYTES;
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cpu_data->dcache.flags = 0;
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/*
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* SH-2 doesn't have separate caches
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*/
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cpu_data->dcache.flags |= SH_CACHE_COMBINED;
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cpu_data->icache = cpu_data->dcache;
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return 0;
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}
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