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wdenkc6097192002-11-03 00:24:07 +00001/*
2 * (C) Copyright 2002
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 *
6 * (C) Copyright 2002
7 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
8 * Alex Zuepke <azu@sysgo.de>
9 *
10 * (C) Copyright 2002
11 * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
12 *
13 * See file CREDITS for list of people who contributed to this
14 * project.
15 *
16 * This program is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License as
18 * published by the Free Software Foundation; either version 2 of
19 * the License, or (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 * MA 02111-1307 USA
30 */
31
32#include <common.h>
wdenk281e00a2004-08-01 22:48:16 +000033#include <arm920t.h>
wdenkc6097192002-11-03 00:24:07 +000034
wdenkc6097192002-11-03 00:24:07 +000035#ifdef CONFIG_USE_IRQ
Andreas Engel6d0943a2008-01-14 09:06:52 +000036#include <asm/proc-armv/ptrace.h>
wdenkc6097192002-11-03 00:24:07 +000037void do_irq (struct pt_regs *pt_regs)
38{
Harald Weltebe19bd52007-12-19 14:19:38 +010039#if defined (ARM920_IRQ_CALLBACK)
40 ARM920_IRQ_CALLBACK();
Harald Weltebe19bd52007-12-19 14:19:38 +010041#elif defined (CONFIG_ARCH_INTEGRATOR)
Wolfgang Denk74f43042005-09-25 01:48:28 +020042 /* ASSUMED to be a timer interrupt */
43 /* Just clear it - count handled in */
44 /* integratorap.c */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020045 *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0x0C) = 0;
Wolfgang Denk74f43042005-09-25 01:48:28 +020046#else
Andreas Engel6d0943a2008-01-14 09:06:52 +000047#error do_irq() not defined for this cpu type
Wolfgang Denk74f43042005-09-25 01:48:28 +020048#endif
wdenkc6097192002-11-03 00:24:07 +000049}
Andreas Engel6d0943a2008-01-14 09:06:52 +000050#endif