void (*board_nmi_handler_setup)(void);
void (*board_ejtag_handler_setup)(void);
void (*board_bind_eic_interrupt)(int irq, int regset);
+void (*board_ebase_setup)(void);
static void show_raw_backtrace(unsigned long reg29)
panic("Fatal exception in interrupt");
if (panic_on_oops) {
- printk(KERN_EMERG "Fatal exception: panic in 5 seconds\n");
+ printk(KERN_EMERG "Fatal exception: panic in 5 seconds");
ssleep(5);
panic("Fatal exception");
}
asmlinkage void do_dsp(struct pt_regs *regs)
{
if (cpu_has_dsp)
- panic("Unexpected DSP exception\n");
+ panic("Unexpected DSP exception");
force_sig(SIGILL, current);
}
/*
* NMI exception handler.
+ * No lock; only written during early bootup by CPU 0.
*/
+static RAW_NOTIFIER_HEAD(nmi_chain);
+
+int register_nmi_notifier(struct notifier_block *nb)
+{
+ return raw_notifier_chain_register(&nmi_chain, nb);
+}
+
void __noreturn nmi_exception_handler(struct pt_regs *regs)
{
+ raw_notifier_call_chain(&nmi_chain, 0, regs);
bust_spinlocks(1);
printk("NMI taken!!!!\n");
die("NMI", regs);
ebase += (read_c0_ebase() & 0x3ffff000);
}
+ if (board_ebase_setup)
+ board_ebase_setup();
per_cpu_trap_init();
/*