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 #ifdef __KERNEL__ 20 #include <linux/mod_devicetable.h> 21 #endif 22 23 #include <pcmcia/bulkmem.h> 24 #include <pcmcia/cs_types.h> 25 #include <pcmcia/device_id.h> 26 27 typedef struct tuple_parse_t { 28 tuple_t tuple; 29 cisdata_t data[255]; 30 cisparse_t parse; 31 } tuple_parse_t; 32 33 typedef struct win_info_t { 34 window_handle_t handle; 35 win_req_t window; 36 memreq_t map; 37 } win_info_t; 38 39 typedef struct bind_info_t { 40 dev_info_t dev_info; 41 u_char function; 42 struct dev_link_t *instance; 43 char name[DEV_NAME_LEN]; 44 u_short major, minor; 45 void *next; 46 } bind_info_t; 47 48 typedef struct mtd_info_t { 49 dev_info_t dev_info; 50 u_int Attributes; 51 u_int CardOffset; 52 } mtd_info_t; 53 54 typedef union ds_ioctl_arg_t { 55 adjust_t adjust; 56 config_info_t config; 57 tuple_t tuple; 58 tuple_parse_t tuple_parse; 59 client_req_t client_req; 60 cs_status_t status; 61 conf_reg_t conf_reg; 62 cisinfo_t cisinfo; 63 region_info_t region; 64 bind_info_t bind_info; 65 mtd_info_t mtd_info; 66 win_info_t win_info; 67 cisdump_t cisdump; 68 } ds_ioctl_arg_t; 69 70 #define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t) 71 #define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t) 72 #define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t) 73 #define DS_GET_NEXT_TUPLE _IOWR('d', 5, tuple_t) 74 #define DS_GET_TUPLE_DATA _IOWR('d', 6, tuple_parse_t) 75 #define DS_PARSE_TUPLE _IOWR('d', 7, tuple_parse_t) 76 #define DS_RESET_CARD _IO ('d', 8) 77 #define DS_GET_STATUS _IOWR('d', 9, cs_status_t) 78 #define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t) 79 #define DS_VALIDATE_CIS _IOR ('d', 11, cisinfo_t) 80 #define DS_SUSPEND_CARD _IO ('d', 12) 81 #define DS_RESUME_CARD _IO ('d', 13) 82 #define DS_EJECT_CARD _IO ('d', 14) 83 #define DS_INSERT_CARD _IO ('d', 15) 84 #define DS_GET_FIRST_REGION _IOWR('d', 16, region_info_t) 85 #define DS_GET_NEXT_REGION _IOWR('d', 17, region_info_t) 86 #define DS_REPLACE_CIS _IOWR('d', 18, cisdump_t) 87 #define DS_GET_FIRST_WINDOW _IOR ('d', 19, win_info_t) 88 #define DS_GET_NEXT_WINDOW _IOWR('d', 20, win_info_t) 89 #define DS_GET_MEM_PAGE _IOWR('d', 21, win_info_t) 90 91 #define DS_BIND_REQUEST _IOWR('d', 60, bind_info_t) 92 #define DS_GET_DEVICE_INFO _IOWR('d', 61, bind_info_t) 93 #define DS_GET_NEXT_DEVICE _IOWR('d', 62, bind_info_t) 94 #define DS_UNBIND_REQUEST _IOW ('d', 63, bind_info_t) 95 #define DS_BIND_MTD _IOWR('d', 64, mtd_info_t) 96 97 #ifdef __KERNEL__ 98 #include <linux/device.h> 99 100 typedef struct dev_node_t { 101 char dev_name[DEV_NAME_LEN]; 102 u_short major, minor; 103 struct dev_node_t *next; 104 } dev_node_t; 105 106 typedef struct dev_link_t { 107 dev_node_t *dev; 108 u_int state, open; 109 wait_queue_head_t pending; 110 client_handle_t handle; 111 io_req_t io; 112 irq_req_t irq; 113 config_req_t conf; 114 window_handle_t win; 115 void *priv; 116 struct dev_link_t *next; 117 } dev_link_t; 118 119 /* Flags for device state */ 120 #define DEV_PRESENT 0x01 121 #define DEV_CONFIG 0x02 122 #define DEV_STALE_CONFIG 0x04 /* release on close */ 123 #define DEV_STALE_LINK 0x08 /* detach on release */ 124 #define DEV_CONFIG_PENDING 0x10 125 #define DEV_RELEASE_PENDING 0x20 126 #define DEV_SUSPEND 0x40 127 #define DEV_BUSY 0x80 128 129 #define DEV_OK(l) \ 130 ((l) && ((l->state & ~DEV_BUSY) == (DEV_CONFIG|DEV_PRESENT))) 131 132 133 struct pcmcia_socket; 134 135 struct pcmcia_driver { 136 dev_link_t *(*attach)(void); 137 int (*event) (event_t event, int priority, 138 event_callback_args_t *); 139 void (*detach)(dev_link_t *); 140 struct module *owner; 141 struct pcmcia_device_id *id_table; 142 struct device_driver drv; 143 }; 144 145 /* driver registration */ 146 int pcmcia_register_driver(struct pcmcia_driver *driver); 147 void pcmcia_unregister_driver(struct pcmcia_driver *driver); 148 149 struct pcmcia_device { 150 /* the socket and the device_no [for multifunction devices] 151 uniquely define a pcmcia_device */ 152 struct pcmcia_socket *socket; 153 154 char *devname; 155 156 u8 device_no; 157 158 /* the hardware "function" device; certain subdevices can 159 * share one hardware "function" device. */ 160 u8 func; 161 162 struct list_head socket_device_list; 163 164 /* deprecated, a cleaned up version will be moved into this 165 struct soon */ 166 dev_link_t *instance; 167 event_callback_args_t event_callback_args; 168 u_int state; 169 170 /* information about this device */ 171 u8 has_manf_id:1; 172 u8 has_card_id:1; 173 u8 has_func_id:1; 174 175 u8 allow_func_id_match:1; 176 u8 reserved:4; 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) (handle) 194 #define handle_to_dev(handle) (handle->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