sys/arch/arm/sa11x0/sa11xx_pcicvar.h

   1 /*      $NetBSD: sa11xx_pcicvar.h,v 1.6 2008/04/28 20:23:14 martin Exp $        */
   2
   3 /*-
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by IWAMOTO Toshihiro.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 struct sapcic_socket {
  33         struct sapcic_softc *sc;
  34         int socket;                     /* socket number */
  35         device_t pcmcia;
  36         struct sapcic_tag *pcictag;
  37
  38         struct lwp *event_thread;
  39         int event;
  40         int laststatus;
  41         int shutdown;
  42
  43         int power_capability;
  44
  45         void *pcictag_cookie;   /* opaque data for pcictag functions */
  46 };
  47
  48 struct sapcic_tag {
  49         int (*read)(struct sapcic_socket *, int);
  50         void (*write)(struct sapcic_socket *, int, int);
  51         void (*set_power)(struct sapcic_socket *, int);
  52         void (*clear_intr)(int);
  53         void *(*intr_establish)(struct sapcic_socket *, int,
  54                                int (*)(void *), void *);
  55         void (*intr_disestablish)(struct sapcic_socket *, void *);
  56 };
  57
  58 /* registers and their values */
  59 #define SAPCIC_STATUS_CARD              0
  60 #define SAPCIC_CARD_VALID               1
  61 #define SAPCIC_CARD_INVALID             0
  62 #define SAPCIC_STATUS_VS1               1
  63 #define SAPCIC_STATUS_VS2               2
  64 #define SAPCIC_STATUS_READY             3
  65
  66 #define SAPCIC_CONTROL_RESET            8       /* assert RESET */
  67 #define SAPCIC_CONTROL_LINEENABLE       9       /* enable control lines */
  68 #define SAPCIC_CONTROL_WAITENABLE       10      /* enable nWAIT signal */
  69 #define SAPCIC_CONTROL_POWERSELECT      11      /* select card voltage */
  70
  71 /* Voltage selection */
  72 #define SAPCIC_POWER_OFF                0
  73 #define SAPCIC_POWER_3V                 1
  74 #define SAPCIC_POWER_5V                 2
  75
  76 /* common part for sacpcic_softc and sagpcic_softc */
  77 struct sapcic_softc {
  78         device_t sc_dev;
  79         bus_space_tag_t sc_iot;
  80         kmutex_t sc_lock;
  81 };
  82
  83 int     sapcic_intr(void *);
  84 void    sapcic_kthread_create(void *);
  85
  86 extern struct pcmcia_chip_functions sa11x0_pcmcia_functions;