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-rw-r--r--arch/arm/kernel/process.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 3079535afccd..bf35c178a877 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -221,16 +221,26 @@ void __show_regs(struct pt_regs *regs)
processor_modes[processor_mode(regs)],
thumb_mode(regs) ? " (T)" : "",
get_fs() == get_ds() ? "kernel" : "user");
+#if CONFIG_CPU_CP15
{
- unsigned int ctrl, transbase, dac;
+ unsigned int ctrl;
__asm__ (
" mrc p15, 0, %0, c1, c0\n"
- " mrc p15, 0, %1, c2, c0\n"
- " mrc p15, 0, %2, c3, c0\n"
- : "=r" (ctrl), "=r" (transbase), "=r" (dac));
- printk("Control: %04X Table: %08X DAC: %08X\n",
- ctrl, transbase, dac);
+ : "=r" (ctrl));
+ printk("Control: %04X\n", ctrl);
}
+#ifdef CONFIG_CPU_CP15_MMU
+ {
+ unsigned int transbase, dac;
+ __asm__ (
+ " mrc p15, 0, %0, c2, c0\n"
+ " mrc p15, 0, %1, c3, c0\n"
+ : "=r" (transbase), "=r" (dac));
+ printk("Table: %08X DAC: %08X\n",
+ transbase, dac);
+ }
+#endif
+#endif
}
void show_regs(struct pt_regs * regs)