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authorRalf Baechle <ralf@linux-mips.org>1998-08-25 09:12:35 +0000
committerRalf Baechle <ralf@linux-mips.org>1998-08-25 09:12:35 +0000
commitc7fc24dc4420057f103afe8fc64524ebc25c5d37 (patch)
tree3682407a599b8f9f03fc096298134cafba1c9b2f /arch/m68k/hp300/ints.c
parent1d793fade8b063fde3cf275bf1a5c2d381292cd9 (diff)
o Merge with Linux 2.1.116.
o New Newport console code. o New G364 console code.
Diffstat (limited to 'arch/m68k/hp300/ints.c')
-rw-r--r--arch/m68k/hp300/ints.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/m68k/hp300/ints.c b/arch/m68k/hp300/ints.c
new file mode 100644
index 000000000..9f1a1a6a5
--- /dev/null
+++ b/arch/m68k/hp300/ints.c
@@ -0,0 +1,47 @@
+/*
+ * linux/arch/m68k/hp300/ints.c
+ *
+ * Copyright (C) 1998 Philip Blundell <philb@gnu.org>
+ *
+ * This file contains the HP300-specific interrupt handling. There
+ * isn't much here -- we only use the autovector interrupts and at the
+ * moment everything difficult is handled by the generic code.
+ */
+
+#include <asm/ptrace.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/kernel_stat.h>
+#include <linux/interrupt.h>
+#include <asm/machdep.h>
+#include <asm/irq.h>
+#include <asm/io.h>
+#include <asm/system.h>
+#include <asm/traps.h>
+#include "ints.h"
+
+static void hp300_nmi_handler(int irq, void *dev_id, struct pt_regs *fp)
+{
+ extern void hp300_reset(void);
+ printk("RESET pressed - self destruct sequence initiated.\n");
+ hp300_reset();
+}
+
+int hp300_request_irq(unsigned int irq,
+ void (*handler) (int, void *, struct pt_regs *),
+ unsigned long flags, const char *devname, void *dev_id)
+{
+ return sys_request_irq(irq, handler, flags, devname, dev_id);
+}
+
+void hp300_free_irq(unsigned int irq, void *dev_id)
+{
+ sys_free_irq(irq, dev_id);
+}
+
+__initfunc(void hp300_init_IRQ(void))
+{
+ /* IPL6 - NMI (keyboard reset) */
+ sys_request_irq(7, hp300_nmi_handler, IRQ_FLG_STD, "NMI", hp300_nmi_handler);
+}