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[SPARC64]: Fix hard-coding of cpu type output in /proc/cpuinfo on sun4v.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2007-08-07 19:09:29 -07:00
parent 46bcea7751
commit 68c9f9fd33
1 changed files with 40 additions and 8 deletions
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48
arch/sparc64/kernel/cpu.c
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@ -1,7 +1,7 @@
/* 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>
@ -13,6 +13,7 @@
#include <asm/fpumacro.h>
#include <asm/cpudata.h>
#include <asm/spitfire.h>
#include <asm/prom.h>
DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 };
@ -61,21 +62,52 @@ struct cpu_iu_info linux_sparc_chips[] = {
#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)
{
struct device_node *dp;
const char *compat;
int len;
dp = of_find_node_by_name(NULL, "cpu");
if (!dp)
goto no_compat;
compat = of_get_property(dp, "compatible", &len);
if (!compat)
goto no_compat;
if (of_find_in_proplist(compat, "SUNW,UltraSPARC-T1", len)) {
sparc_cpu_type = "UltraSparc T1 (Niagara)";
sparc_fpu_type = "UltraSparc T1 integrated FPU";
} else if (of_find_in_proplist(compat, "SUNW,UltraSPARC-T2", len)) {
sparc_cpu_type = "UltraSparc T2 (Niagara2)";
sparc_fpu_type = "UltraSparc T2 integrated FPU";
} else
goto unknown;
return;
no_compat:
compat = "no property";
unknown:
printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n", compat);
sparc_cpu_type = "Unknown SUN4V CPU";
sparc_fpu_type = "Unknown SUN4V FPU";
}
void __init cpu_probe(void)
{
unsigned long ver, fpu_vers, manuf, impl, fprs;
int i;
if (tlb_type == hypervisor) {
sparc_cpu_type = "UltraSparc T1 (Niagara)";
sparc_fpu_type = "UltraSparc T1 integrated FPU";
return;
}
if (tlb_type == hypervisor)
return sun4v_cpu_probe();
fprs = fprs_read();
fprs_write(FPRS_FEF);