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cardslotvar.h revision 1.9 
      1 /*	$NetBSD: cardslotvar.h,v 1.9 2005/02/04 02:10:36 perry Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1999
      5  *       HAYAKAWA Koichi.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the author.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     25  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     26  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     27  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     28  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     30  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     32  * POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 #ifndef _DEV_CARDBUS_CARDSLOTVAR_H_
     36 #define _DEV_CARDBUS_CARDSLOTVAR_H_
     37 
     38 /* require sys/device.h */
     39 /* require sys/queue.h */
     40 
     41 struct cardslot_event;
     42 
     43 /*
     44  * The data structure cardslot_attach_args is the attach argument for
     45  * PCMCIA (including CardBus and 16-bit card) slot.
     46  */
     47 struct cardslot_attach_args {
     48 	char *caa_busname;
     49 
     50 	int caa_slot;
     51 
     52 	/* for cardbus... */
     53 	struct cbslot_attach_args *caa_cb_attach;
     54 
     55 	/* for 16-bit pcmcia */
     56 	struct pcmciabus_attach_args *caa_16_attach;
     57 
     58 	/*
     59 	 * XXX: for 16-bit pcmcia.  dirty!  This should be removed to
     60          * achieve MI.
     61 	 */
     62 	struct pcic_handle *caa_ph;
     63 };
     64 
     65 
     66 /*
     67  * The data structure cardslot_attach_args is the attach argument for
     68  * PCMCIA (including CardBus and 16-bit card) slot.
     69  */
     70 struct cardslot_softc {
     71 	struct device sc_dev;
     72 
     73 	int sc_slot;		/* slot number */
     74 	int sc_status;		/* the status of slot */
     75 
     76 	struct cardbus_softc *sc_cb_softc;
     77 	struct pcmcia_softc *sc_16_softc;
     78 
     79 	struct proc *sc_event_thread;
     80 	int sc_th_enable;	/* true if the thread is enabled */
     81 
     82 	/* An event queue for the thread which processes slot state events. */
     83 
     84 	SIMPLEQ_HEAD(, cardslot_event) sc_events;
     85 };
     86 
     87 #define CARDSLOT_STATUS_CARD_MASK     0x07
     88 #define CARDSLOT_STATUS_CARD_NONE     0x00  /* NO card inserted */
     89 #define CARDSLOT_STATUS_CARD_16	      0x01  /* 16-bit pcmcia card inserted */
     90 #define CARDSLOT_STATUS_CARD_CB	      0x02  /* CardBus pcmcia card inserted */
     91 #define CARDSLOT_STATUS_UNKNOWN	      0x07  /* Unknown card inserted */
     92 
     93 #define CARDSLOT_CARDTYPE(x) ((x) & CARDSLOT_STATUS_CARD_MASK)
     94 #define CARDSLOT_SET_CARDTYPE(x, type) \
     95 	do {(x) &= ~CARDSLOT_STATUS_CARD_MASK;\
     96 	    (x) |= (CARDSLOT_STATUS_CARD_MASK & (type));} while(0)
     97 
     98 #define CARDSLOT_STATUS_WORK_MASK     0x08
     99 #define CARDSLOT_STATUS_WORKING	      0x08  /* at least one function works */
    100 #define CARDSLOT_STATUS_NOTWORK	      0x00  /* no functions are working */
    101 
    102 #define CARDSLOT_WORK(x) ((x) & CARDSLOT_STATUS_WORK_MASK)
    103 #define CARDSLOT_SET_WORK(x, type) \
    104 	do {(x) &= ~CARDSLOT_STATUS_WORK_MASK;\
    105 	    (x) |= (CARDSLOT_STATUS_WORK_MASK & (type));} while(0)
    106 
    107 
    108 struct cardslot_event {
    109 	SIMPLEQ_ENTRY(cardslot_event) ce_q;
    110 
    111 	int ce_type;
    112 };
    113 
    114 typedef struct cardslot_softc *cardslot_t;
    115 
    116 /* ce_type */
    117 #define	CARDSLOT_EVENT_INSERTION_16	0
    118 #define	CARDSLOT_EVENT_REMOVAL_16	1
    119 
    120 #define	CARDSLOT_EVENT_INSERTION_CB	2
    121 #define	CARDSLOT_EVENT_REMOVAL_CB	3
    122 
    123 #define IS_CARDSLOT_INSERT_REMOVE_EV(x) (0 <= (x) && (x) <= 3)
    124 
    125 void cardslot_event_throw(cardslot_t, int);
    126 
    127 #endif /* !_DEV_CARDBUS_CARDSLOTVAR_H_ */
    128