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sh: Stub in silicon cut in CPU info.

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Stuart Menefy 17 years ago
parent
commit
3611ee7acc
3 changed files with 10 additions and 0 deletions
  1. 3 0
      arch/sh/kernel/cpu/sh4/probe.c
  2. 6 0
      arch/sh/kernel/setup.c
  3. 1 0
      include/asm-sh/processor_32.h

+ 3 - 0
arch/sh/kernel/cpu/sh4/probe.c

@@ -64,6 +64,9 @@ int __init detect_cpu_and_cache_system(void)
 	if ((cvr & 0x20000000) == 1)
 		boot_cpu_data.flags |= CPU_HAS_FPU;
 
+	/* We don't know the chip cut */
+	boot_cpu_data.cut_major = boot_cpu_data.cut_minor = -1;
+
 	/* Mask off the upper chip ID */
 	pvr &= 0xffff;
 

+ 6 - 0
arch/sh/kernel/setup.c

@@ -453,6 +453,12 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 	seq_printf(m, "processor\t: %d\n", cpu);
 	seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
 	seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype(c));
+	if (c->cut_major == -1)
+		seq_printf(m, "cut\t\t: unknown\n");
+	else if (c->cut_minor == -1)
+		seq_printf(m, "cut\t\t: %d.x\n", c->cut_major);
+	else
+		seq_printf(m, "cut\t\t: %d.%d\n", c->cut_major, c->cut_minor);
 
 	show_cpuflags(m, c);
 

+ 1 - 0
include/asm-sh/processor_32.h

@@ -28,6 +28,7 @@
 
 struct sh_cpuinfo {
 	unsigned int type;
+	int cut_major, cut_minor;
 	unsigned long loops_per_jiffy;
 	unsigned long asid_cache;