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Rafal Jaworowski8993e542007-07-27 14:43:59 +02001/*
2 * (C) Copyright 2000-2007
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * Copyright 2004 Freescale Semiconductor, Inc.
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 *
25 * Derived from the MPC83xx code.
26 */
27
28#include <common.h>
29
30DECLARE_GLOBAL_DATA_PTR;
31
32struct irq_action {
33 interrupt_handler_t *handler;
34 void *arg;
35 ulong count;
36};
37
38int interrupt_init_cpu (unsigned *decrementer_count)
39{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020040 *decrementer_count = get_tbclk () / CONFIG_SYS_HZ;
Rafal Jaworowski8993e542007-07-27 14:43:59 +020041
42 return 0;
43}
44
45/*
46 * Install and free an interrupt handler.
47 */
48void
49irq_install_handler (int irq, interrupt_handler_t * handler, void *arg)
50{
51}
52
53void irq_free_handler (int irq)
54{
55}
56
57void timer_interrupt_cpu (struct pt_regs *regs)
58{
59 /* nothing to do here */
60 return;
61}