aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/kernel/cpu/sh2a/probe.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/kernel/cpu/sh2a/probe.c')
-rw-r--r--arch/sh/kernel/cpu/sh2a/probe.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c
index 6d02465704b..6910e266446 100644
--- a/arch/sh/kernel/cpu/sh2a/probe.c
+++ b/arch/sh/kernel/cpu/sh2a/probe.c
@@ -3,25 +3,36 @@
*
* CPU Subtype Probing for SH-2A.
*
- * Copyright (C) 2004, 2005 Paul Mundt
+ * Copyright (C) 2004 - 2007 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>
int __init detect_cpu_and_cache_system(void)
{
- /* Just SH7206 for now .. */
- boot_cpu_data.type = CPU_SH7206;
+ /* All SH-2A CPUs have support for 16 and 32-bit opcodes.. */
boot_cpu_data.flags |= CPU_HAS_OP32;
+#if defined(CONFIG_CPU_SUBTYPE_SH7203)
+ boot_cpu_data.type = CPU_SH7203;
+ /* SH7203 has an FPU.. */
+ boot_cpu_data.flags |= CPU_HAS_FPU;
+#elif defined(CONFIG_CPU_SUBTYPE_SH7263)
+ boot_cpu_data.type = CPU_SH7263;
+ boot_cpu_data.flags |= CPU_HAS_FPU;
+#elif defined(CONFIG_CPU_SUBTYPE_SH7206)
+ boot_cpu_data.type = CPU_SH7206;
+ /* While SH7206 has a DSP.. */
+ boot_cpu_data.flags |= CPU_HAS_DSP;
+#endif
+
boot_cpu_data.dcache.ways = 4;
- boot_cpu_data.dcache.way_incr = (1 << 11);
+ boot_cpu_data.dcache.way_incr = (1 << 11);
boot_cpu_data.dcache.sets = 128;
boot_cpu_data.dcache.entry_shift = 4;
boot_cpu_data.dcache.linesz = L1_CACHE_BYTES;
@@ -37,4 +48,3 @@ int __init detect_cpu_and_cache_system(void)
return 0;
}
-