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-rw-r--r--arch/sparc/kernel/tick14.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/arch/sparc/kernel/tick14.c b/arch/sparc/kernel/tick14.c
index 707bfda86570..138bbf5f8724 100644
--- a/arch/sparc/kernel/tick14.c
+++ b/arch/sparc/kernel/tick14.c
@@ -1,31 +1,12 @@
1/* tick14.c 1/* tick14.c
2 * linux/arch/sparc/kernel/tick14.c
3 * 2 *
4 * Copyright (C) 1996 David Redman (djhr@tadpole.co.uk) 3 * Copyright (C) 1996 David Redman (djhr@tadpole.co.uk)
5 * 4 *
6 * This file handles the Sparc specific level14 ticker 5 * This file handles the Sparc specific level14 ticker
7 * This is really useful for profiling OBP uses it for keyboard 6 * This is really useful for profiling OBP uses it for keyboard
8 * aborts and other stuff. 7 * aborts and other stuff.
9 *
10 *
11 */ 8 */
12#include <linux/errno.h>
13#include <linux/sched.h>
14#include <linux/kernel.h> 9#include <linux/kernel.h>
15#include <linux/param.h>
16#include <linux/string.h>
17#include <linux/mm.h>
18#include <linux/timex.h>
19#include <linux/interrupt.h>
20
21#include <asm/oplib.h>
22#include <asm/timer.h>
23#include <asm/mostek.h>
24#include <asm/system.h>
25#include <asm/irq.h>
26#include <asm/io.h>
27
28#include "irq.h"
29 10
30extern unsigned long lvl14_save[5]; 11extern unsigned long lvl14_save[5];
31static unsigned long *linux_lvl14 = NULL; 12static unsigned long *linux_lvl14 = NULL;
@@ -56,31 +37,3 @@ void install_obp_ticker(void)
56 linux_lvl14[2] = obp_lvl14[2]; 37 linux_lvl14[2] = obp_lvl14[2];
57 linux_lvl14[3] = obp_lvl14[3]; 38 linux_lvl14[3] = obp_lvl14[3];
58} 39}
59
60void claim_ticker14(irq_handler_t handler,
61 int irq_nr, unsigned int timeout )
62{
63 int cpu = smp_processor_id();
64
65 /* first we copy the obp handler instructions
66 */
67 __disable_irq(irq_nr);
68 if (!handler)
69 return;
70
71 linux_lvl14 = (unsigned long *)lvl14_save[4];
72 obp_lvl14[0] = linux_lvl14[0];
73 obp_lvl14[1] = linux_lvl14[1];
74 obp_lvl14[2] = linux_lvl14[2];
75 obp_lvl14[3] = linux_lvl14[3];
76
77 if (!request_irq(irq_nr,
78 handler,
79 (IRQF_DISABLED | SA_STATIC_ALLOC),
80 "counter14",
81 NULL)) {
82 install_linux_ticker();
83 load_profile_irq(cpu, timeout);
84 __enable_irq(irq_nr);
85 }
86}