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

Signed-off-by: N Ralf Baechle <ralf@linux-mips.org>

MIPS: Only write c0_framemask on CPUs which have this register.
Signed-off-by: N Ralf Baechle <ralf@linux-mips.org>
cde15b59 · Ralf Baechle · 61f9c58d · cde15b59
隐藏空白更改
内联并排

Showing with 4 addition and 1 deletion

arch/mips/mm/tlb-r4k.c arch/mips/mm/tlb-r4k.c +4 -1

未找到文件。
--- 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.  */