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/* $OpenBSD: s3c2xx0_intr.h,v 1.2 2008/12/08 20:50:20 drahn Exp $ */
/* $NetBSD: s3c2xx0_intr.h,v 1.13 2008/11/19 06:35:55 matt Exp $ */
/*
* Copyright (c) 2002, 2003 Fujitsu Component Limited
* Copyright (c) 2002, 2003 Genetec Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of The Fujitsu Component Limited nor the name of
* Genetec corporation may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC
* CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC
* CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* Derived from i80321_intr.h */
/*
* Copyright (c) 2001, 2002 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _S3C2XX0_INTR_H_
#define _S3C2XX0_INTR_H_
#ifndef _LOCORE
#include <arm/cpu.h>
#include <arm/armreg.h>
#include <arm/cpufunc.h>
#include <arm/softintr.h>
void s3c2xx0_setipl(int new);
void s3c2xx0_splx(int new);
int s3c2xx0_splraise(int ipl);
int s3c2xx0_spllower(int ipl);
void s3c2xx0_setsoftintr(int si);
int s3c2xx0_curcpl(void);
void s3c2xx0_set_curcpl(int new);
int _splraise(int);
int _spllower(int);
void splx(int);
void _setsoftintr(int);
#define splx(new) s3c2xx0_splx(new)
#define _spllower(ipl) s3c2xx0_spllower(ipl)
#define _splraise(ipl) s3c2xx0_splraise(ipl)
#define _setsoftintr(ipl) s3c2xx0_setsoftintr(ipl)
typedef int (* s3c2xx0_irq_handler_t)(void *);
void s3c2xx0_update_intr_masks( int, int );
extern int s3c2xx0_imask[];
extern int s3c2xx0_smask[];
extern int s3c2xx0_ilevel[];
void s3c2xx0_mask_interrupts(int mask);
void s3c2xx0_unmask_interrupts(int mask);
#if 0
#include <arm/s3c2xx0/s3c2xx0reg.h>
typedef int (* s3c2xx0_irq_handler_t)(void *);
extern volatile uint32_t *s3c2xx0_intr_mask_reg;
extern volatile int global_intr_mask;
#ifdef __HAVE_FAST_SOFTINTS
extern volatile int softint_pending;
#endif
extern int s3c2xx0_imask[];
extern int s3c2xx0_ilevel[];
void s3c2xx0_update_intr_masks( int, int );
int _splraise(int);
int _spllower(int);
void splx(int);
#if !defined(EVBARM_SPL_NOINLINE)
#define splx(new) s3c2xx0_splx(new)
#define _spllower(ipl) s3c2xx0_spllower(ipl)
#define _splraise(ipl) s3c2xx0_splraise(ipl)
#endif /* !EVBARM_SPL_NOINTR */
#endif
#ifdef DIAGNOSTIC
/*
* Although this function is implemented in MI code, it must be in this MD
* header because we don't want this header to include MI includes.
*/
void splassert_fail(int, int, const char *);
extern int splassert_ctl;
void pxa2x0_splassert_check(int, const char *);
#define splassert(__wantipl) do { \
if (splassert_ctl > 0) { \
pxa2x0_splassert_check(__wantipl, __func__); \
} \
} while (0)
#else
#define splassert(wantipl) do { /* nothing */ } while (0)
#endif
/*
* interrupt dispatch table.
*/
#ifdef MULTIPLE_HANDLERS_ON_ONE_IRQ
struct intrhand {
TAILQ_ENTRY(intrhand) ih_list; /* link on intrq list */
s3c2xx0_irq_handler_t ih_func; /* handler */
void *ih_arg; /* arg for handler */
};
#endif
struct s3c2xx0_intr_dispatch {
#ifdef MULTIPLE_HANDLERS_ON_ONE_IRQ
TAILQ_HEAD(,intrhand) list;
#else
s3c2xx0_irq_handler_t func;
#endif
void *cookie; /* NULL for stackframe */
int level;
/* struct evbnt ev; */
};
/* used by s3c2{80,40,41}0 interrupt handler */
void s3c2xx0_intr_init(struct s3c2xx0_intr_dispatch *, int );
/* initialize some variable so that splfoo() doesn't touch ileegal
address during bootstrap */
void s3c2xx0_intr_bootstrap(vaddr_t);
#endif
void s3c2xx0_irq_do_pending(void);
#endif /* _S3C2XX0_INTR_H_ */
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