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/*
* Slot structures for PC-CARD interface.
* Each slot has a controller specific structure
* attached to it. A slot number allows
* mapping from the character device to the
* slot structure. This is separate to the
* controller slot number to allow multiple controllers
* to be accessed.
*-------------------------------------------------------------------------
*
* Copyright (c) 1995 Andrew McRae. 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*
* $FreeBSD$
*/
#ifndef _PCCARD_SLOT_H
#define _PCCARD_SLOT_H
/*
* Normally we shouldn't include stuff here, but we're trying to be
* compatible with the long, dark hand of the past.
*/
#include <sys/param.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#if __FreeBSD_version >= 500000
#include <sys/selinfo.h>
#else
#include <sys/select.h>
#endif
/*
* Controller data - Specific to each slot controller.
*/
struct slot;
struct slot_ctrl {
void (*mapirq)(struct slot *, int);
/* Map irq */
int (*mapmem)(struct slot *, int);
/* Map memory */
int (*mapio)(struct slot *, int);
/* Map io */
void (*reset)(void *);
/* init */
void (*disable)(struct slot *);
/* Disable slot */
int (*power)(struct slot *);
/* Set power values */
int (*ioctl)(struct slot *, int, caddr_t);
/* ioctl to lower level */
void (*resume)(struct slot *);
/* suspend/resume support */
int maxmem; /* Number of allowed memory windows */
int maxio; /* Number of allowed I/O windows */
};
/*
* Device structure for cards. Each card may have one
* or more pccard drivers attached to it; each driver is assumed
* to require at most one interrupt handler, one I/O block
* and one memory block. This structure is used to link the different
* devices together.
*/
struct pccard_devinfo {
u_char name[128];
int running; /* Current state of driver */
u_char misc[128]; /* For any random info */
u_int manufacturer; /* Manufacturer ID */
u_int product; /* Product ID */
u_int prodext; /* Product ID (extended) */
struct slot *slt; /* Back pointer to slot */
struct resource_list resources;
};
/*
* Per-slot structure.
*/
struct slot {
int slotnum; /* Slot number */
int flags; /* Slot flags (see below) */
int rwmem; /* Read/write flags */
int irq; /* IRQ allocated (0 = none) */
/*
* flags.
*/
unsigned int insert_seq; /* Firing up under the card */
struct callout_handle insert_ch;/* Insert event timeout handle */
struct callout_handle poff_ch; /* Power Off timeout handle */
enum cardstate state, laststate; /* Current/last card states */
struct selinfo selp; /* Info for select */
struct mem_desc mem[NUM_MEM_WINDOWS]; /* Memory windows */
struct io_desc io[NUM_IO_WINDOWS]; /* I/O windows */
struct power pwr; /* Power values */
struct slot_ctrl *ctrl; /* Per-controller data */
void *cdata; /* Controller specific data */
int pwr_off_pending;/* Power status of slot */
device_t dev; /* Config system device. */
dev_t d; /* fs device */
};
#define PCCARD_DEVICE2SOFTC(d) ((struct slot *) device_get_softc(d))
#define PCCARD_DEV2SOFTC(d) ((struct slot *) (d)->si_drv1)
enum card_event { card_removed, card_inserted, card_deactivated };
struct slot *pccard_init_slot(device_t, struct slot_ctrl *);
void pccard_event(struct slot *, enum card_event);
int pccard_suspend(device_t);
int pccard_resume(device_t);
#endif /* !_PCCARD_SLOT_H */
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