include/pcmcia/ss.h

   1 /*
   2  * ss.h 1.28 2000/06/12 21:55:40
   3  *
   4  * The contents of this file are subject to the Mozilla Public License
   5  * Version 1.1 (the "License"); you may not use this file except in
   6  * compliance with the License. You may obtain a copy of the License
   7  * at http://www.mozilla.org/MPL/
   8  *
   9  * Software distributed under the License is distributed on an "AS IS"
  10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
  11  * the License for the specific language governing rights and
  12  * limitations under the License.
  13  *
  14  * The initial developer of the original code is David A. Hinds
  15  * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
  16  * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
  17  *
  18  * Alternatively, the contents of this file may be used under the
  19  * terms of the GNU Public License version 2 (the "GPL"), in which
  20  * case the provisions of the GPL are applicable instead of the
  21  * above.  If you wish to allow the use of your version of this file
  22  * only under the terms of the GPL and not to allow others to use
  23  * your version of this file under the MPL, indicate your decision by
  24  * deleting the provisions above and replace them with the notice and
  25  * other provisions required by the GPL.  If you do not delete the
  26  * provisions above, a recipient may use your version of this file
  27  * under either the MPL or the GPL.
  28  */
  29
  30 #ifndef _LINUX_SS_H
  31 #define _LINUX_SS_H
  32
  33 /* Definitions for card status flags for GetStatus */
  34 #define SS_WRPROT       0x0001
  35 #define SS_CARDLOCK     0x0002
  36 #define SS_EJECTION     0x0004
  37 #define SS_INSERTION    0x0008
  38 #define SS_BATDEAD      0x0010
  39 #define SS_BATWARN      0x0020
  40 #define SS_READY        0x0040
  41 #define SS_DETECT       0x0080
  42 #define SS_POWERON      0x0100
  43 #define SS_GPI          0x0200
  44 #define SS_STSCHG       0x0400
  45 #define SS_CARDBUS      0x0800
  46 #define SS_3VCARD       0x1000
  47 #define SS_XVCARD       0x2000
  48 #define SS_PENDING      0x4000
  49
  50 /* for InquireSocket */
  51 typedef struct socket_cap_t {
  52     u_int       features;
  53     u_int       irq_mask;
  54     u_int       map_size;
  55     u_char      pci_irq;
  56     struct pci_dev *cb_dev;
  57     struct bus_operations *bus;
  58 } socket_cap_t;
  59
  60 /* InquireSocket capabilities */
  61 #define SS_CAP_PAGE_REGS        0x0001
  62 #define SS_CAP_VIRTUAL_BUS      0x0002
  63 #define SS_CAP_MEM_ALIGN        0x0004
  64 #define SS_CAP_STATIC_MAP       0x0008
  65 #define SS_CAP_PCCARD           0x4000
  66 #define SS_CAP_CARDBUS          0x8000
  67
  68 /* for GetSocket, SetSocket */
  69 typedef struct socket_state_t {
  70     u_int       flags;
  71     u_int       csc_mask;
  72     u_char      Vcc, Vpp;
  73     u_char      io_irq;
  74 } socket_state_t;
  75
  76 extern socket_state_t dead_socket;
  77
  78 /* Socket configuration flags */
  79 #define SS_PWR_AUTO     0x0010
  80 #define SS_IOCARD       0x0020
  81 #define SS_RESET        0x0040
  82 #define SS_DMA_MODE     0x0080
  83 #define SS_SPKR_ENA     0x0100
  84 #define SS_OUTPUT_ENA   0x0200
  85
  86 /* Flags for I/O port and memory windows */
  87 #define MAP_ACTIVE      0x01
  88 #define MAP_16BIT       0x02
  89 #define MAP_AUTOSZ      0x04
  90 #define MAP_0WS         0x08
  91 #define MAP_WRPROT      0x10
  92 #define MAP_ATTRIB      0x20
  93 #define MAP_USE_WAIT    0x40
  94 #define MAP_PREFETCH    0x80
  95
  96 /* Use this just for bridge windows */
  97 #define MAP_IOSPACE     0x20
  98
  99 typedef struct pccard_io_map {
 100     u_char      map;
 101     u_char      flags;
 102     u_short     speed;
 103     u_short     start, stop;
 104 } pccard_io_map;
 105
 106 typedef struct pccard_mem_map {
 107     u_char      map;
 108     u_char      flags;
 109     u_short     speed;
 110     u_long      sys_start, sys_stop;
 111     u_int       card_start;
 112 } pccard_mem_map;
 113
 114 typedef struct cb_bridge_map {
 115     u_char      map;
 116     u_char      flags;
 117     u_int       start, stop;
 118 } cb_bridge_map;
 119
 120 /*
 121  * Socket operations.
 122  */
 123 struct pccard_operations {
 124         int (*init)(unsigned int sock);
 125         int (*suspend)(unsigned int sock);
 126         int (*register_callback)(unsigned int sock, void (*handler)(void *, unsigned int), void * info);
 127         int (*inquire_socket)(unsigned int sock, socket_cap_t *cap);
 128         int (*get_status)(unsigned int sock, u_int *value);
 129         int (*get_socket)(unsigned int sock, socket_state_t *state);
 130         int (*set_socket)(unsigned int sock, socket_state_t *state);
 131         int (*get_io_map)(unsigned int sock, struct pccard_io_map *io);
 132         int (*set_io_map)(unsigned int sock, struct pccard_io_map *io);
 133         int (*get_mem_map)(unsigned int sock, struct pccard_mem_map *mem);
 134         int (*set_mem_map)(unsigned int sock, struct pccard_mem_map *mem);
 135         void (*proc_setup)(unsigned int sock, struct proc_dir_entry *base);
 136 };
 137
 138 /*
 139  *  Calls to set up low-level "Socket Services" drivers
 140  */
 141 extern int register_ss_entry(int nsock, struct pccard_operations *ops);
 142 extern void unregister_ss_entry(struct pccard_operations *ops);
 143
 144 #endif /* _LINUX_SS_H */