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pxa2x0_pcic.h revision 1.2 
      1 /*	$NetBSD: pxa2x0_pcic.h,v 1.2 2007/07/10 13:55:20 nonaka Exp $	*/
      2 /*	$OpenBSD: pxapcicvar.h,v 1.7 2005/12/14 15:08:51 uwe Exp $ */
      3 
      4 /*
      5  * Copyright (c) 2005 Dale Rahn <drahn (at) openbsd.org>
      6  *
      7  * Permission to use, copy, modify, and distribute this software for any
      8  * purpose with or without fee is hereby granted, provided that the above
      9  * copyright notice and this permission notice appear in all copies.
     10  *
     11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     18  */
     19 
     20 #ifndef	_PXA2X0_PCIC_H_
     21 #define	_PXA2X0_PCIC_H_
     22 
     23 struct pxapcic_socket {
     24 	struct pxapcic_softc *sc;
     25 	int socket;		/* socket number */
     26 	struct device *pcmcia;
     27 	struct lwp *event_thread;
     28 
     29 	int flags;
     30 	int power_capability;	/* PXAPCIC_POWER_3V | PXAPCIC_POWER_5V */
     31 
     32 	int irqpin;
     33 	void *irq;
     34 
     35 	void *pcictag_cookie;	/* opaque data for pcictag functions */
     36 	struct pxapcic_tag *pcictag;
     37 };
     38 
     39 /* event */
     40 #define PXAPCIC_EVENT_INSERTION	0
     41 #define PXAPCIC_EVENT_REMOVAL	1
     42 
     43 /* flags */
     44 #define PXAPCIC_FLAG_CARDD	0
     45 #define PXAPCIC_FLAG_CARDP	1
     46 
     47 struct pxapcic_tag {
     48 	u_int (*read)(struct pxapcic_socket *, int);
     49 	void (*write)(struct pxapcic_socket *, int, u_int);
     50 	void (*set_power)(struct pxapcic_socket *, int);
     51 	void (*clear_intr)(struct pxapcic_socket *);
     52 	void *(*intr_establish)(struct pxapcic_socket *, int,
     53 	    int (*)(void *), void *);
     54 	void (*intr_disestablish)(struct pxapcic_socket *, void *);
     55 };
     56 
     57 /* pcictag registers and their values */
     58 #define PXAPCIC_CARD_STATUS	0
     59 #define  PXAPCIC_CARD_INVALID	0
     60 #define  PXAPCIC_CARD_VALID	1
     61 #define PXAPCIC_CARD_READY	1
     62 #define PXAPCIC_CARD_POWER	2
     63 #define  PXAPCIC_POWER_OFF	0
     64 #define  PXAPCIC_POWER_3V	1
     65 #define  PXAPCIC_POWER_5V	2
     66 #define PXAPCIC_CARD_RESET	3
     67 
     68 #define PXAPCIC_NSLOT	2
     69 
     70 struct pxapcic_softc {
     71 	struct device sc_dev;
     72 	struct pxapcic_socket sc_socket[PXAPCIC_NSLOT];
     73 
     74 	bus_space_tag_t sc_iot;
     75 	bus_space_handle_t sc_memctl_ioh;
     76 
     77 	void *sc_irq;
     78 	int sc_shutdown;
     79 	int sc_nslots;
     80 	int sc_irqpin[PXAPCIC_NSLOT];
     81 	int sc_irqcfpin[PXAPCIC_NSLOT];
     82 
     83 	u_int sc_flags;
     84 #define	PPF_REVERSE_ORDER	(1 << 0)
     85 };
     86 
     87 void	pxapcic_attach_common(struct pxapcic_softc *,
     88 	    void (*socket_setup_hook)(struct pxapcic_socket *));
     89 int	pxapcic_intr(void *);
     90 void	pxapcic_create_event_thread(void *);
     91 
     92 #endif	/* _PXA2X0_PCIC_H_ */
     93