xref: /netbsd-src/sys/arch/arm/s3c2xx0/s3c2800_intr.h (revision 0c0de8072edc27b812aa5a3fee4b4c4c13ce8bf8)
1 /*	$NetBSD: s3c2800_intr.h,v 1.5 2008/01/06 01:37:56 matt Exp $	*/
2 
3 /*
4  * Copyright (c) 2002 Fujitsu Component Limited
5  * Copyright (c) 2002 Genetec Corporation
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of The Fujitsu Component Limited nor the name of
17  *    Genetec corporation may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC
21  * CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
22  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24  * DISCLAIMED.  IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC
25  * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
28  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
29  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #ifndef _S3C2800_INTR_H_
36 #define	_S3C2800_INTR_H_
37 
38 #define	ARM_IRQ_HANDLER	_C_LABEL(s3c2800_irq_handler)
39 
40 #ifndef _LOCORE
41 
42 #include <arm/s3c2xx0/s3c2800reg.h>
43 
44 #ifdef __HAVE_FAST_SOFTINTS
45 /*
46  * on S3C2800's interrupt controller, interrupt source bits 9, and 29..31 are
47  * reserved. we map software interrupts to those unused bits.
48  */
49 #define	SI_TO_IRQBIT(si)  ((si)==SI_SOFTSERIAL? (1<<9) : (1U<<(ICU_LEN+(si))))
50 
51 #define	get_pending_softint()	(softint_pending & intr_mask)
52 #define	update_softintr_mask()	/* empty */
53 #endif
54 
55 #define	s3c2xx0_update_hw_mask()	\
56 	(*s3c2xx0_intr_mask_reg = intr_mask & global_intr_mask)
57 
58 #include <arm/s3c2xx0/s3c2xx0_intr.h>
59 
60 #endif /* ! _LOCORE */
61 
62 #endif /* _S3C2800_INTR_H_ */
63