MIPS: Only write c0_framemask on CPUs which have this register.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
mariux64 · Jan 11, 2009 · cde15b5 · cde15b5
1 parent 61f9c58
commit cde15b5
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
@@ -478,7 +478,10 @@ void __cpuinit tlb_init(void)
 	probe_tlb(config);
 	write_c0_pagemask(PM_DEFAULT_MASK);
 	write_c0_wired(0);
-	write_c0_framemask(0);
+	if (current_cpu_type() == CPU_R10000 ||
+	    current_cpu_type() == CPU_R12000 ||
+	    current_cpu_type() == CPU_R14000)
+		write_c0_framemask(0);
 	temp_tlb_entry = current_cpu_data.tlbsize - 1;
 
         /* From this point on the ARC firmware is dead.  */