patch-2.4.8 linux/arch/ia64/kernel/irq_lsapic.c
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- Lines: 39
- Date:
Tue Jul 31 10:30:08 2001
- Orig file:
v2.4.7/linux/arch/ia64/kernel/irq_lsapic.c
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.7/linux/arch/ia64/kernel/irq_lsapic.c linux/arch/ia64/kernel/irq_lsapic.c
@@ -0,0 +1,38 @@
+/*
+ * LSAPIC Interrupt Controller
+ *
+ * This takes care of interrupts that are generated by the CPU's
+ * internal Streamlined Advanced Programmable Interrupt Controller
+ * (LSAPIC), such as the ITC and IPI interrupts.
+ *
+ * Copyright (C) 1999 VA Linux Systems
+ * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
+ * Copyright (C) 2000 Hewlett-Packard Co
+ * Copyright (C) 2000 David Mosberger-Tang <davidm@hpl.hp.com>
+ */
+
+#include <linux/sched.h>
+#include <linux/irq.h>
+
+static unsigned int
+lsapic_noop_startup (unsigned int irq)
+{
+ return 0;
+}
+
+static void
+lsapic_noop (unsigned int irq)
+{
+ /* nuthing to do... */
+}
+
+struct hw_interrupt_type irq_type_ia64_lsapic = {
+ typename: "LSAPIC",
+ startup: lsapic_noop_startup,
+ shutdown: lsapic_noop,
+ enable: lsapic_noop,
+ disable: lsapic_noop,
+ ack: lsapic_noop,
+ end: lsapic_noop,
+ set_affinity: (void (*)(unsigned int, unsigned long)) lsapic_noop
+};
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