NetBSD/sys/dev/cardbus/cardslotvar.h

113 lines
3.7 KiB
C

/* $NetBSD: cardslotvar.h,v 1.17 2021/04/17 01:19:48 mrg Exp $ */
/*
* Copyright (c) 1999
* HAYAKAWA Koichi. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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 _DEV_CARDBUS_CARDSLOTVAR_H_
#define _DEV_CARDBUS_CARDSLOTVAR_H_
/* require sys/device.h */
/* require sys/queue.h */
struct cardslot_event;
/*
* The data structure cardslot_attach_args is the attach argument for
* PCMCIA (including CardBus and 16-bit card) slot.
*/
struct cardslot_attach_args {
/* for cardbus... */
struct cbslot_attach_args *caa_cb_attach;
/* for 16-bit pcmcia */
struct pcmciabus_attach_args *caa_16_attach;
};
/*
* The data structure cardslot_attach_args is the attach argument for
* PCMCIA (including CardBus and 16-bit card) slot.
*/
struct cardslot_softc {
device_t sc_dev;
int sc_status; /* the status of slot */
struct cardbus_softc *sc_cb_softc;
device_t sc_16_softc;
struct lwp *sc_event_thread;
int sc_th_enable; /* true if the thread is enabled */
/* An event queue for the thread which processes slot state events. */
SIMPLEQ_HEAD(, cardslot_event) sc_events;
/* Safely handle detach. */
kmutex_t sc_event_lock;
kcondvar_t sc_event_cv;
};
#define CARDSLOT_STATUS_CARD_MASK 0x07
#define CARDSLOT_STATUS_CARD_NONE 0x00 /* NO card inserted */
#define CARDSLOT_STATUS_CARD_16 0x01 /* 16-bit pcmcia card inserted */
#define CARDSLOT_STATUS_CARD_CB 0x02 /* CardBus pcmcia card inserted */
#define CARDSLOT_STATUS_UNKNOWN 0x07 /* Unknown card inserted */
#define CARDSLOT_CARDTYPE(x) ((x) & CARDSLOT_STATUS_CARD_MASK)
#define CARDSLOT_SET_CARDTYPE(x, type) \
do {(x) &= ~CARDSLOT_STATUS_CARD_MASK;\
(x) |= (CARDSLOT_STATUS_CARD_MASK & (type));} while(0)
#define CARDSLOT_STATUS_WORK_MASK 0x08
#define CARDSLOT_STATUS_WORKING 0x08 /* at least one function works */
#define CARDSLOT_STATUS_NOTWORK 0x00 /* no functions are working */
#define CARDSLOT_WORK(x) ((x) & CARDSLOT_STATUS_WORK_MASK)
#define CARDSLOT_SET_WORK(x, type) \
do {(x) &= ~CARDSLOT_STATUS_WORK_MASK;\
(x) |= (CARDSLOT_STATUS_WORK_MASK & (type));} while(0)
struct cardslot_event {
SIMPLEQ_ENTRY(cardslot_event) ce_q;
int ce_type;
};
/* ce_type */
#define CARDSLOT_EVENT_INSERTION_16 0
#define CARDSLOT_EVENT_REMOVAL_16 1
#define CARDSLOT_EVENT_INSERTION_CB 2
#define CARDSLOT_EVENT_REMOVAL_CB 3
#define IS_CARDSLOT_INSERT_REMOVE_EV(x) (0 <= (x) && (x) <= 3)
void cardslot_event_throw(struct cardslot_softc *, int);
#endif /* !_DEV_CARDBUS_CARDSLOTVAR_H_ */