/* cpu.c: Dinky routines to look for the kind of Sparc cpu
* we are on.
*
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1996, 2007 David S. Miller (davem@davemloft.net)
*/
#include <linux/kernel.h>
#include <asm/fpumacro.h>
#include <asm/cpudata.h>
#include <asm/spitfire.h>
+#include <asm/oplib.h>
+
+#include "entry.h"
DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 };
char* fp_name;
};
-struct cpu_fp_info linux_sparc_fpu[] = {
+static struct cpu_fp_info linux_sparc_fpu[] = {
{ 0x17, 0x10, 0, "UltraSparc I integrated FPU"},
{ 0x22, 0x10, 0, "UltraSparc I integrated FPU"},
{ 0x17, 0x11, 0, "UltraSparc II integrated FPU"},
#define NSPARCFPU ARRAY_SIZE(linux_sparc_fpu)
-struct cpu_iu_info linux_sparc_chips[] = {
+static struct cpu_iu_info linux_sparc_chips[] = {
{ 0x17, 0x10, "TI UltraSparc I (SpitFire)"},
{ 0x22, 0x10, "TI UltraSparc I (SpitFire)"},
{ 0x17, 0x11, "TI UltraSparc II (BlackBird)"},
#define NSPARCCHIPS ARRAY_SIZE(linux_sparc_chips)
-char *sparc_cpu_type = "cpu-oops";
-char *sparc_fpu_type = "fpu-oops";
+char *sparc_cpu_type;
+char *sparc_fpu_type;
-unsigned int fsr_storage;
+static void __init sun4v_cpu_probe(void)
+{
+ switch (sun4v_chip_type) {
+ case SUN4V_CHIP_NIAGARA1:
+ sparc_cpu_type = "UltraSparc T1 (Niagara)";
+ sparc_fpu_type = "UltraSparc T1 integrated FPU";
+ break;
+
+ case SUN4V_CHIP_NIAGARA2:
+ sparc_cpu_type = "UltraSparc T2 (Niagara2)";
+ sparc_fpu_type = "UltraSparc T2 integrated FPU";
+ break;
+
+ default:
+ printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
+ prom_cpu_compatible);
+ sparc_cpu_type = "Unknown SUN4V CPU";
+ sparc_fpu_type = "Unknown SUN4V FPU";
+ break;
+ }
+}
void __init cpu_probe(void)
{
int i;
if (tlb_type == hypervisor) {
- sparc_cpu_type = "UltraSparc T1 (Niagara)";
- sparc_fpu_type = "UltraSparc T1 integrated FPU";
+ sun4v_cpu_probe();
return;
}