Merge to Fedora Core 2 kernel-2.6.8-1.521

[linux-2.6.git] / arch / m68k / kernel / setup.c

diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c
index 7680eab..1d2563e 100644 (file)
--- a/arch/m68k/kernel/setup.c
+++ b/arch/m68k/kernel/setup.c
@@ -237,6 +237,18 @@ void __init setup_arch(char **cmdline_p)
        }
 #endif
 
+       if (CPU_IS_060) {
+               u32 pcr;
+
+               asm (".chip 68060; movec %%pcr,%0; .chip 68k"
+                    : "=d" (pcr));
+               if (((pcr >> 8) & 0xff) <= 5) {
+                       printk("Enabling workaround for errata I14\n");
+                       asm (".chip 68060; movec %0,%%pcr; .chip 68k"
+                            : : "d" (pcr | 0x20));
+               }
+       }
+
        init_mm.start_code = PAGE_OFFSET;
        init_mm.end_code = (unsigned long) &_etext;
        init_mm.end_data = (unsigned long) &_edata;