415 строки
10 KiB
C
415 строки
10 KiB
C
/*
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* ds.h -- 16-bit PCMCIA core support
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* The initial developer of the original code is David A. Hinds
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* <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
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* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
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*
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* (C) 1999 David A. Hinds
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* (C) 2003 - 2008 Dominik Brodowski
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*/
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#ifndef _LINUX_DS_H
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#define _LINUX_DS_H
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#ifdef __KERNEL__
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#include <linux/mod_devicetable.h>
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#endif
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#include <pcmcia/cs_types.h>
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#include <pcmcia/device_id.h>
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#ifdef __KERNEL__
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#include <linux/device.h>
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#include <pcmcia/ss.h>
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/*
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* PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus
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* a.k.a. PCI drivers
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*/
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struct pcmcia_socket;
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struct pcmcia_device;
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struct config_t;
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struct net_device;
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/* dynamic device IDs for PCMCIA device drivers. See
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* Documentation/pcmcia/driver.txt for details.
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*/
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struct pcmcia_dynids {
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struct mutex lock;
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struct list_head list;
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};
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struct pcmcia_driver {
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int (*probe) (struct pcmcia_device *dev);
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void (*remove) (struct pcmcia_device *dev);
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int (*suspend) (struct pcmcia_device *dev);
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int (*resume) (struct pcmcia_device *dev);
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struct module *owner;
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struct pcmcia_device_id *id_table;
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struct device_driver drv;
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struct pcmcia_dynids dynids;
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};
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/* driver registration */
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int pcmcia_register_driver(struct pcmcia_driver *driver);
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void pcmcia_unregister_driver(struct pcmcia_driver *driver);
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/* Some drivers use dev_node_t to store char or block device information.
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* Don't use this in new drivers, though.
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*/
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typedef struct dev_node_t {
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char dev_name[DEV_NAME_LEN];
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u_short major, minor;
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struct dev_node_t *next;
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} dev_node_t;
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struct pcmcia_device {
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/* the socket and the device_no [for multifunction devices]
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uniquely define a pcmcia_device */
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struct pcmcia_socket *socket;
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char *devname;
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u8 device_no;
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/* the hardware "function" device; certain subdevices can
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* share one hardware "function" device. */
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u8 func;
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struct config_t *function_config;
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struct list_head socket_device_list;
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/* deprecated, will be cleaned up soon */
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dev_node_t *dev_node;
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u_int open;
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io_req_t io;
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irq_req_t irq;
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config_req_t conf;
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window_handle_t win;
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/* Is the device suspended, or in the process of
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* being removed? */
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u16 suspended:1;
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u16 _removed:1;
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/* Flags whether io, irq, win configurations were
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* requested, and whether the configuration is "locked" */
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u16 _irq:1;
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u16 _io:1;
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u16 _win:4;
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u16 _locked:1;
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/* Flag whether a "fuzzy" func_id based match is
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* allowed. */
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u16 allow_func_id_match:1;
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/* information about this device */
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u16 has_manf_id:1;
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u16 has_card_id:1;
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u16 has_func_id:1;
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u16 reserved:3;
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u8 func_id;
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u16 manf_id;
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u16 card_id;
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char *prod_id[4];
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u64 dma_mask;
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struct device dev;
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#ifdef CONFIG_PCMCIA_IOCTL
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/* device driver wanted by cardmgr */
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struct pcmcia_driver *cardmgr;
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#endif
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/* data private to drivers */
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void *priv;
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};
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#define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
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#define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)
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/*
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* CIS access.
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*
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* Please use the following functions to access CIS tuples:
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* - pcmcia_get_tuple()
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* - pcmcia_loop_tuple()
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* - pcmcia_get_mac_from_cis()
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*
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* To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface
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* might change in future.
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*/
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/* get the very first CIS entry of type @code. Note that buf is pointer
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* to u8 *buf; and that you need to kfree(buf) afterwards. */
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size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code,
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u8 **buf);
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/* loop over CIS entries */
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int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code,
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int (*loop_tuple) (struct pcmcia_device *p_dev,
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tuple_t *tuple,
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void *priv_data),
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void *priv_data);
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/* get the MAC address from CISTPL_FUNCE */
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int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev,
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struct net_device *dev);
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/* parse a tuple_t */
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int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse);
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/* loop CIS entries for valid configuration */
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int pcmcia_loop_config(struct pcmcia_device *p_dev,
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int (*conf_check) (struct pcmcia_device *p_dev,
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cistpl_cftable_entry_t *cf,
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cistpl_cftable_entry_t *dflt,
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unsigned int vcc,
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void *priv_data),
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void *priv_data);
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/* is the device still there? */
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struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev);
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/* low-level interface reset */
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int pcmcia_reset_card(struct pcmcia_socket *skt);
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/* CIS config */
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int pcmcia_access_configuration_register(struct pcmcia_device *p_dev,
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conf_reg_t *reg);
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/* device configuration */
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int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req);
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int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req);
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int pcmcia_request_configuration(struct pcmcia_device *p_dev,
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config_req_t *req);
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int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req,
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window_handle_t *wh);
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int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win);
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int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win,
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memreq_t *req);
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int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod);
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void pcmcia_disable_device(struct pcmcia_device *p_dev);
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#endif /* __KERNEL__ */
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/* Below, there are only definitions which are used by
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* - the PCMCIA ioctl
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* - deprecated PCMCIA userspace tools only
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*
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* here be dragons ... here be dragons ... here be dragons ... here be drag
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*/
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#if defined(CONFIG_PCMCIA_IOCTL) || !defined(__KERNEL__)
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#if defined(__arm__) || defined(__mips__) || defined(__avr32__) || \
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defined(__bfin__)
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/* This (ioaddr_t) is exposed to userspace & hence cannot be changed. */
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typedef u_int ioaddr_t;
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#else
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typedef u_short ioaddr_t;
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#endif
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/* for AdjustResourceInfo */
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typedef struct adjust_t {
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u_int Action;
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u_int Resource;
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u_int Attributes;
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union {
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struct memory {
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u_long Base;
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u_long Size;
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} memory;
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struct io {
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ioaddr_t BasePort;
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ioaddr_t NumPorts;
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u_int IOAddrLines;
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} io;
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struct irq {
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u_int IRQ;
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} irq;
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} resource;
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} adjust_t;
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/* Action field */
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#define REMOVE_MANAGED_RESOURCE 1
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#define ADD_MANAGED_RESOURCE 2
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#define GET_FIRST_MANAGED_RESOURCE 3
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#define GET_NEXT_MANAGED_RESOURCE 4
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/* Resource field */
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#define RES_MEMORY_RANGE 1
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#define RES_IO_RANGE 2
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#define RES_IRQ 3
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/* Attribute field */
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#define RES_IRQ_TYPE 0x03
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#define RES_IRQ_TYPE_EXCLUSIVE 0
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#define RES_IRQ_TYPE_TIME 1
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#define RES_IRQ_TYPE_DYNAMIC 2
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#define RES_IRQ_CSC 0x04
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#define RES_SHARED 0x08
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#define RES_RESERVED 0x10
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#define RES_ALLOCATED 0x20
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#define RES_REMOVED 0x40
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typedef struct tuple_parse_t {
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tuple_t tuple;
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cisdata_t data[255];
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cisparse_t parse;
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} tuple_parse_t;
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typedef struct win_info_t {
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window_handle_t handle;
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win_req_t window;
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memreq_t map;
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} win_info_t;
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typedef struct bind_info_t {
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dev_info_t dev_info;
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u_char function;
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struct pcmcia_device *instance;
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char name[DEV_NAME_LEN];
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u_short major, minor;
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void *next;
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} bind_info_t;
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typedef struct mtd_info_t {
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dev_info_t dev_info;
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u_int Attributes;
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u_int CardOffset;
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} mtd_info_t;
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typedef struct region_info_t {
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u_int Attributes;
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u_int CardOffset;
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u_int RegionSize;
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u_int AccessSpeed;
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u_int BlockSize;
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u_int PartMultiple;
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u_char JedecMfr, JedecInfo;
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memory_handle_t next;
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} region_info_t;
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#define REGION_TYPE 0x0001
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#define REGION_TYPE_CM 0x0000
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#define REGION_TYPE_AM 0x0001
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#define REGION_PREFETCH 0x0008
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#define REGION_CACHEABLE 0x0010
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#define REGION_BAR_MASK 0xe000
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#define REGION_BAR_SHIFT 13
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/* For ReplaceCIS */
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typedef struct cisdump_t {
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u_int Length;
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cisdata_t Data[CISTPL_MAX_CIS_SIZE];
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} cisdump_t;
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/* for GetConfigurationInfo */
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typedef struct config_info_t {
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u_char Function;
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u_int Attributes;
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u_int Vcc, Vpp1, Vpp2;
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u_int IntType;
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u_int ConfigBase;
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u_char Status, Pin, Copy, Option, ExtStatus;
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u_int Present;
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u_int CardValues;
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u_int AssignedIRQ;
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u_int IRQAttributes;
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ioaddr_t BasePort1;
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ioaddr_t NumPorts1;
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u_int Attributes1;
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ioaddr_t BasePort2;
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ioaddr_t NumPorts2;
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u_int Attributes2;
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u_int IOAddrLines;
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} config_info_t;
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/* For ValidateCIS */
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typedef struct cisinfo_t {
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u_int Chains;
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} cisinfo_t;
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typedef struct cs_status_t {
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u_char Function;
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event_t CardState;
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event_t SocketState;
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} cs_status_t;
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typedef union ds_ioctl_arg_t {
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adjust_t adjust;
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config_info_t config;
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tuple_t tuple;
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tuple_parse_t tuple_parse;
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client_req_t client_req;
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cs_status_t status;
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conf_reg_t conf_reg;
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cisinfo_t cisinfo;
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region_info_t region;
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bind_info_t bind_info;
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mtd_info_t mtd_info;
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win_info_t win_info;
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cisdump_t cisdump;
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} ds_ioctl_arg_t;
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#define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t)
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#define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t)
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#define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t)
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#define DS_GET_NEXT_TUPLE _IOWR('d', 5, tuple_t)
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#define DS_GET_TUPLE_DATA _IOWR('d', 6, tuple_parse_t)
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#define DS_PARSE_TUPLE _IOWR('d', 7, tuple_parse_t)
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#define DS_RESET_CARD _IO ('d', 8)
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#define DS_GET_STATUS _IOWR('d', 9, cs_status_t)
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#define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t)
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#define DS_VALIDATE_CIS _IOR ('d', 11, cisinfo_t)
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#define DS_SUSPEND_CARD _IO ('d', 12)
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#define DS_RESUME_CARD _IO ('d', 13)
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#define DS_EJECT_CARD _IO ('d', 14)
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#define DS_INSERT_CARD _IO ('d', 15)
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#define DS_GET_FIRST_REGION _IOWR('d', 16, region_info_t)
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#define DS_GET_NEXT_REGION _IOWR('d', 17, region_info_t)
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#define DS_REPLACE_CIS _IOWR('d', 18, cisdump_t)
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#define DS_GET_FIRST_WINDOW _IOR ('d', 19, win_info_t)
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#define DS_GET_NEXT_WINDOW _IOWR('d', 20, win_info_t)
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#define DS_GET_MEM_PAGE _IOWR('d', 21, win_info_t)
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#define DS_BIND_REQUEST _IOWR('d', 60, bind_info_t)
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#define DS_GET_DEVICE_INFO _IOWR('d', 61, bind_info_t)
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#define DS_GET_NEXT_DEVICE _IOWR('d', 62, bind_info_t)
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#define DS_UNBIND_REQUEST _IOW ('d', 63, bind_info_t)
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#define DS_BIND_MTD _IOWR('d', 64, mtd_info_t)
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/* used in userspace only */
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#define CS_IN_USE 0x1e
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#define INFO_MASTER_CLIENT 0x01
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#define INFO_IO_CLIENT 0x02
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#define INFO_MTD_CLIENT 0x04
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#define INFO_MEM_CLIENT 0x08
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#define MAX_NUM_CLIENTS 3
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#define INFO_CARD_SHARE 0x10
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#define INFO_CARD_EXCL 0x20
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#endif /* !defined(__KERNEL__) || defined(CONFIG_PCMCIA_IOCTL) */
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#endif /* _LINUX_DS_H */
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