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[MIPS] Fix RM9000 wait instruction detection. 

Only revisions < 4.0 don't have a functional wait instruction.

From Thomas Koeller (Thomas.Koeller@baslerweb.com).

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-06-02 11:48:11 +01:00
parent 81e859ac1e
commit 441ee341ad
1 changed files with 8 additions and 1 deletions
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9
arch/mips/kernel/cpu-probe.c
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@ -135,7 +135,6 @@ static inline void check_wait(void)
case CPU_R5000:
case CPU_NEVADA:
case CPU_RM7000:
case CPU_RM9000:
case CPU_4KC:
case CPU_4KEC:
case CPU_4KSC:
@ -164,6 +163,14 @@ static inline void check_wait(void)
} else
printk(" unavailable.\n");
break;
case CPU_RM9000:
if ((c->processor_id & 0x00ff) >= 0x40) {
cpu_wait = r4k_wait;
printk(" available.\n");
} else {
printk(" unavailable.\n");
}
break;
default:
printk(" unavailable.\n");
break;