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ep93xxvar.h revision 1.1 
      1 /*	$NetBSD: ep93xxvar.h,v 1.1 2004/12/22 19:14:11 joff Exp $ */
      2 /*
      3  * Copyright (c) 2004 Jesse Off
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Ichiro FUKUHARA.
     17  * 4. The name of the company nor the name of the author may be used to
     18  *    endorse or promote products derived from this software without specific
     19  *    prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
     25  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #ifndef _EP93XXVAR_H_
     35 #define _EP93XXVAR_H_
     36 
     37 #include <sys/conf.h>
     38 #include <sys/device.h>
     39 #include <sys/queue.h>
     40 
     41 #include <machine/bus.h>
     42 
     43 struct ep93xx_softc {
     44 	struct device sc_dev;
     45 	bus_space_tag_t sc_iot;
     46 };
     47 
     48 struct intrhand {
     49 	TAILQ_ENTRY(intrhand) ih_list;	/* link on intrq list */
     50 	int (*ih_func)(void *);		/* interrupt handler */
     51 	void *ih_arg;			/* arg for handler */
     52 	int ih_ipl;			/* IPL_* */
     53 	int ih_irq;			/* IRQ number */
     54 };
     55 
     56 #define	IRQNAMESIZE	sizeof("ep93xxintr irq xxx")
     57 
     58 struct intrq {
     59 	TAILQ_HEAD(, intrhand) iq_list;	/* handler list */
     60 	struct evcnt iq_ev;		/* event counter */
     61 	u_int32_t iq_vic1_mask;		/* VIC1 IRQs to mask while handling */
     62 	u_int32_t iq_vic2_mask;		/* VIC2 IRQs to mask while handling */
     63 	u_int32_t iq_levels;		/* IPL_*'s this IRQ has */
     64 	char iq_name[IRQNAMESIZE];	/* interrupt name */
     65 	int iq_ist;			/* share type */
     66 };
     67 
     68 struct pmap_ent {
     69 	const char*	msg;
     70 	vaddr_t		va;
     71 	paddr_t		pa;
     72 	vsize_t		sz;
     73 	int		prot;
     74 	int		cache;
     75 };
     76 
     77 extern struct bus_space	ep93xx_bs_tag;
     78 extern struct arm32_bus_dma_tag ep93xx_bus_dma;
     79 
     80 void	ep93xx_attach(struct ep93xx_softc *);
     81 void	ep93xx_intr_init(void);
     82 void	*ep93xx_intr_establish(int irq, int ipl, int (*)(void *), void *);
     83 void	ep93xx_intr_disestablish(void *);
     84 /* Platform needs to provide this */
     85 bus_dma_tag_t ep93xx_bus_dma_init(struct arm32_bus_dma_tag *);
     86 void	ep93xx_reset(void);
     87 
     88 #endif /* _EP93XXVAR_H_ */
     89