1 /* 2 * ds.h -- 16-bit PCMCIA core support 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 * 8 * The initial developer of the original code is David A. Hinds 9 * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds 10 * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. 11 * 12 * (C) 1999 David A. Hinds 13 * (C) 2003 - 2004 Dominik Brodowski 14 */ 15 16 #ifndef _LINUX_DS_H 17 #define _LINUX_DS_H 18 19 #include <pcmcia/bulkmem.h> 20 #include <pcmcia/cs_types.h> 21 22 typedef struct tuple_parse_t { 23 tuple_t tuple; 24 cisdata_t data[255]; 25 cisparse_t parse; 26 } tuple_parse_t; 27 28 typedef struct win_info_t { 29 window_handle_t handle; 30 win_req_t window; 31 memreq_t map; 32 } win_info_t; 33 34 typedef struct bind_info_t { 35 dev_info_t dev_info; 36 u_char function; 37 struct dev_link_t *instance; 38 char name[DEV_NAME_LEN]; 39 u_short major, minor; 40 void *next; 41 } bind_info_t; 42 43 typedef struct mtd_info_t { 44 dev_info_t dev_info; 45 u_int Attributes; 46 u_int CardOffset; 47 } mtd_info_t; 48 49 typedef union ds_ioctl_arg_t { 50 servinfo_t servinfo; 51 adjust_t adjust; 52 config_info_t config; 53 tuple_t tuple; 54 tuple_parse_t tuple_parse; 55 client_req_t client_req; 56 cs_status_t status; 57 conf_reg_t conf_reg; 58 cisinfo_t cisinfo; 59 region_info_t region; 60 bind_info_t bind_info; 61 mtd_info_t mtd_info; 62 win_info_t win_info; 63 cisdump_t cisdump; 64 } ds_ioctl_arg_t; 65 66 #define DS_GET_CARD_SERVICES_INFO _IOR ('d', 1, servinfo_t) 67 #define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t) 68 #define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t) 69 #define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t) 70 #define DS_GET_NEXT_TUPLE _IOWR('d', 5, tuple_t) 71 #define DS_GET_TUPLE_DATA _IOWR('d', 6, tuple_parse_t) 72 #define DS_PARSE_TUPLE _IOWR('d', 7, tuple_parse_t) 73 #define DS_RESET_CARD _IO ('d', 8) 74 #define DS_GET_STATUS _IOWR('d', 9, cs_status_t) 75 #define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t) 76 #define DS_VALIDATE_CIS _IOR ('d', 11, cisinfo_t) 77 #define DS_SUSPEND_CARD _IO ('d', 12) 78 #define DS_RESUME_CARD _IO ('d', 13) 79 #define DS_EJECT_CARD _IO ('d', 14) 80 #define DS_INSERT_CARD _IO ('d', 15) 81 #define DS_GET_FIRST_REGION _IOWR('d', 16, region_info_t) 82 #define DS_GET_NEXT_REGION _IOWR('d', 17, region_info_t) 83 #define DS_REPLACE_CIS _IOWR('d', 18, cisdump_t) 84 #define DS_GET_FIRST_WINDOW _IOR ('d', 19, win_info_t) 85 #define DS_GET_NEXT_WINDOW _IOWR('d', 20, win_info_t) 86 #define DS_GET_MEM_PAGE _IOWR('d', 21, win_info_t) 87 88 #define DS_BIND_REQUEST _IOWR('d', 60, bind_info_t) 89 #define DS_GET_DEVICE_INFO _IOWR('d', 61, bind_info_t) 90 #define DS_GET_NEXT_DEVICE _IOWR('d', 62, bind_info_t) 91 #define DS_UNBIND_REQUEST _IOW ('d', 63, bind_info_t) 92 #define DS_BIND_MTD _IOWR('d', 64, mtd_info_t) 93 94 #ifdef __KERNEL__ 95 #include <linux/device.h> 96 97 typedef struct dev_node_t { 98 char dev_name[DEV_NAME_LEN]; 99 u_short major, minor; 100 struct dev_node_t *next; 101 } dev_node_t; 102 103 typedef struct dev_link_t { 104 dev_node_t *dev; 105 u_int state, open; 106 wait_queue_head_t pending; 107 client_handle_t handle; 108 io_req_t io; 109 irq_req_t irq; 110 config_req_t conf; 111 window_handle_t win; 112 void *priv; 113 struct dev_link_t *next; 114 } dev_link_t; 115 116 /* Flags for device state */ 117 #define DEV_PRESENT 0x01 118 #define DEV_CONFIG 0x02 119 #define DEV_STALE_CONFIG 0x04 /* release on close */ 120 #define DEV_STALE_LINK 0x08 /* detach on release */ 121 #define DEV_CONFIG_PENDING 0x10 122 #define DEV_RELEASE_PENDING 0x20 123 #define DEV_SUSPEND 0x40 124 #define DEV_BUSY 0x80 125 126 #define DEV_OK(l) \ 127 ((l) && ((l->state & ~DEV_BUSY) == (DEV_CONFIG|DEV_PRESENT))) 128 129 130 struct pcmcia_socket; 131 132 extern struct bus_type pcmcia_bus_type; 133 134 struct pcmcia_driver { 135 dev_link_t *(*attach)(void); 136 void (*detach)(dev_link_t *); 137 struct module *owner; 138 struct device_driver drv; 139 }; 140 141 /* driver registration */ 142 int pcmcia_register_driver(struct pcmcia_driver *driver); 143 void pcmcia_unregister_driver(struct pcmcia_driver *driver); 144 145 struct pcmcia_device { 146 /* the socket and the device_no [for multifunction devices] 147 uniquely define a pcmcia_device */ 148 struct pcmcia_socket *socket; 149 150 u8 device_no; 151 152 /* the hardware "function" device; certain subdevices can 153 * share one hardware "function" device. */ 154 u8 func; 155 156 struct list_head socket_device_list; 157 158 /* deprecated, a cleaned up version will be moved into this 159 struct soon */ 160 dev_link_t *instance; 161 struct client_t { 162 u_short client_magic; 163 struct pcmcia_socket *Socket; 164 u_char Function; 165 u_int state; 166 event_t EventMask; 167 int (*event_handler) (event_t event, int priority, 168 event_callback_args_t *); 169 event_callback_args_t event_callback_args; 170 } client; 171 172 /* information about this device */ 173 u8 has_manf_id:1; 174 u8 has_card_id:1; 175 u8 has_func_id:1; 176 u8 reserved:5; 177 178 u8 func_id; 179 u16 manf_id; 180 u16 card_id; 181 182 char * prod_id[4]; 183 184 /* device driver wanted by cardmgr */ 185 struct pcmcia_driver * cardmgr; 186 187 struct device dev; 188 }; 189 190 #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev) 191 #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv) 192 193 #define handle_to_pdev(handle) container_of(handle, struct pcmcia_device, client); 194 #define handle_to_dev(handle) ((container_of(handle, struct pcmcia_device, client))->dev) 195 196 /* error reporting */ 197 void cs_error(client_handle_t handle, int func, int ret); 198 199 #endif /* __KERNEL__ */ 200 #endif /* _LINUX_DS_H */ 201