diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh2/probe.c')
| -rw-r--r-- | arch/sh/kernel/cpu/sh2/probe.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c new file mode 100644 index 000000000..6c687ae81 --- /dev/null +++ b/arch/sh/kernel/cpu/sh2/probe.c @@ -0,0 +1,33 @@ +/* + * arch/sh/kernel/cpu/sh2/probe.c + * + * CPU Subtype Probing for SH-2. + * + * Copyright (C) 2002 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <asm/processor.h> +#include <asm/cache.h> + +void cpu_probe(void) +{ +#if defined(CONFIG_CPU_SUBTYPE_SH7619) + boot_cpu_data.type = CPU_SH7619; + boot_cpu_data.dcache.ways = 4; + boot_cpu_data.dcache.way_incr = (1<<12); + boot_cpu_data.dcache.sets = 256; + boot_cpu_data.dcache.entry_shift = 4; + boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; + boot_cpu_data.dcache.flags = 0; +#endif + /* + * SH-2 doesn't have separate caches + */ + boot_cpu_data.dcache.flags |= SH_CACHE_COMBINED; + boot_cpu_data.icache = boot_cpu_data.dcache; + boot_cpu_data.family = CPU_FAMILY_SH2; +} |