static spinlock_t i8259_lock __cacheline_aligned_in_smp = SPIN_LOCK_UNLOCKED;
-static int i8259_pic_irq_offset;
-static int i8259_present;
+int i8259_pic_irq_offset;
int i8259_irq(int cpu)
{
NULL
};
-void __init i8259_init(int offset)
+void __init i8259_init(void)
{
unsigned long flags;
spin_lock_irqsave(&i8259_lock, flags);
- i8259_pic_irq_offset = offset;
- i8259_present = 1;
/* init master interrupt controller */
outb(0x11, 0x20); /* Start init sequence */
outb(0x00, 0x21); /* Vector base */
outb(cached_A1, 0xA1);
outb(cached_21, 0x21);
spin_unlock_irqrestore(&i8259_lock, flags);
-
-}
-
-static int i8259_request_cascade(void)
-{
- if (!i8259_present)
- return -ENODEV;
-
request_irq( i8259_pic_irq_offset + 2, no_action, SA_INTERRUPT,
"82c59 secondary cascade", NULL );
-
- return 0;
+
}
-
-arch_initcall(i8259_request_cascade);