2005-04-17 06:20:36 +08:00
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/*=============================================================================
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*
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* A PCMCIA client driver for the Raylink wireless LAN card.
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* The starting point for this module was the skeleton.c in the
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* PCMCIA 2.9.12 package written by David Hinds, dahinds@users.sourceforge.net
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*
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*
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* Copyright (c) 1998 Corey Thomas (corey@world.std.com)
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*
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* This driver is free software; you can redistribute it and/or modify
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* it under the terms of version 2 only of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*
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* Changes:
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* Arnaldo Carvalho de Melo <acme@conectiva.com.br> - 08/08/2000
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* - reorganize kmallocs in ray_attach, checking all for failure
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* and releasing the previous allocations if one fails
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*
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* Daniele Bellucci <bellucda@tiscali.it> - 07/10/2003
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* - Audit copy_to_user in ioctl(SIOCGIWESSID)
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*
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=============================================================================*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/proc_fs.h>
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#include <linux/ptrace.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/timer.h>
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#include <linux/init.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/if_arp.h>
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#include <linux/ioport.h>
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#include <linux/skbuff.h>
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#include <linux/ethtool.h>
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#include <pcmcia/cs_types.h>
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#include <pcmcia/cs.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/cisreg.h>
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#include <pcmcia/ds.h>
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#include <pcmcia/mem_op.h>
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2005-09-07 12:27:54 +08:00
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#include <net/ieee80211.h>
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2005-04-17 06:20:36 +08:00
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#include <linux/wireless.h>
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#include <asm/io.h>
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#include <asm/system.h>
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#include <asm/byteorder.h>
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#include <asm/uaccess.h>
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/* Warning : these stuff will slow down the driver... */
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#define WIRELESS_SPY /* Enable spying addresses */
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/* Definitions we need for spy */
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typedef struct iw_statistics iw_stats;
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typedef u_char mac_addr[ETH_ALEN]; /* Hardware address */
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#include "rayctl.h"
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#include "ray_cs.h"
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/* All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If
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you do not define PCMCIA_DEBUG at all, all the debug code will be
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left out. If you compile with PCMCIA_DEBUG=0, the debug code will
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be present but disabled -- but it can then be enabled for specific
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modules at load time with a 'pc_debug=#' option to insmod.
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*/
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#ifdef RAYLINK_DEBUG
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#define PCMCIA_DEBUG RAYLINK_DEBUG
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#endif
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#ifdef PCMCIA_DEBUG
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static int ray_debug;
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static int pc_debug = PCMCIA_DEBUG;
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module_param(pc_debug, int, 0);
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/* #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args); */
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#define DEBUG(n, args...) if (pc_debug>(n)) printk(args);
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#else
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#define DEBUG(n, args...)
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#endif
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/** Prototypes based on PCMCIA skeleton driver *******************************/
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2006-03-31 23:26:06 +08:00
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static int ray_config(struct pcmcia_device *link);
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2006-03-31 23:21:06 +08:00
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static void ray_release(struct pcmcia_device *link);
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2005-11-15 04:23:14 +08:00
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static void ray_detach(struct pcmcia_device *p_dev);
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2005-04-17 06:20:36 +08:00
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/***** Prototypes indicated by device structure ******************************/
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static int ray_dev_close(struct net_device *dev);
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static int ray_dev_config(struct net_device *dev, struct ifmap *map);
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static struct net_device_stats *ray_get_stats(struct net_device *dev);
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static int ray_dev_init(struct net_device *dev);
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static struct ethtool_ops netdev_ethtool_ops;
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static int ray_open(struct net_device *dev);
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static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev);
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static void set_multicast_list(struct net_device *dev);
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static void ray_update_multi_list(struct net_device *dev, int all);
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static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx,
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unsigned char *data, int len);
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static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
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unsigned char *data);
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static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len);
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static iw_stats * ray_get_wireless_stats(struct net_device * dev);
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2005-09-03 02:40:39 +08:00
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static const struct iw_handler_def ray_handler_def;
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2005-04-17 06:20:36 +08:00
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/***** Prototypes for raylink functions **************************************/
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static int asc_to_int(char a);
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static void authenticate(ray_dev_t *local);
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static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);
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static void authenticate_timeout(u_long);
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static int get_free_ccs(ray_dev_t *local);
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static int get_free_tx_ccs(ray_dev_t *local);
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static void init_startup_params(ray_dev_t *local);
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static int parse_addr(char *in_str, UCHAR *out);
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static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev, UCHAR type);
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static int ray_init(struct net_device *dev);
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static int interrupt_ecf(ray_dev_t *local, int ccs);
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static void ray_reset(struct net_device *dev);
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static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);
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static void verify_dl_startup(u_long);
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/* Prototypes for interrpt time functions **********************************/
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static irqreturn_t ray_interrupt (int reg, void *dev_id, struct pt_regs *regs);
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static void clear_interrupt(ray_dev_t *local);
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static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
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unsigned int pkt_addr, int rx_len);
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static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int len);
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static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs);
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static void release_frag_chain(ray_dev_t *local, struct rcs __iomem *prcs);
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static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
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unsigned int pkt_addr, int rx_len);
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static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
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int rx_len);
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static void associate(ray_dev_t *local);
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/* Card command functions */
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static int dl_startup_params(struct net_device *dev);
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static void join_net(u_long local);
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static void start_net(u_long local);
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/* void start_net(ray_dev_t *local); */
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/*===========================================================================*/
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/* Parameters that can be set with 'insmod' */
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/* ADHOC=0, Infrastructure=1 */
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static int net_type = ADHOC;
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/* Hop dwell time in Kus (1024 us units defined by 802.11) */
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static int hop_dwell = 128;
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/* Beacon period in Kus */
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static int beacon_period = 256;
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/* power save mode (0 = off, 1 = save power) */
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static int psm;
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/* String for network's Extended Service Set ID. 32 Characters max */
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static char *essid;
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/* Default to encapsulation unless translation requested */
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static int translate = 1;
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static int country = USA;
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static int sniffer;
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static int bc;
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/* 48 bit physical card address if overriding card's real physical
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* address is required. Since IEEE 802.11 addresses are 48 bits
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* like ethernet, an int can't be used, so a string is used. To
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* allow use of addresses starting with a decimal digit, the first
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* character must be a letter and will be ignored. This letter is
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* followed by up to 12 hex digits which are the address. If less
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* than 12 digits are used, the address will be left filled with 0's.
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* Note that bit 0 of the first byte is the broadcast bit, and evil
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* things will happen if it is not 0 in a card address.
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*/
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static char *phy_addr = NULL;
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2006-03-31 23:21:06 +08:00
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/* A struct pcmcia_device structure has fields for most things that are needed
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2005-04-17 06:20:36 +08:00
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to keep track of a socket, but there will usually be some device
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specific information that also needs to be kept track of. The
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2006-03-31 23:21:06 +08:00
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'priv' pointer in a struct pcmcia_device structure can be used to point to
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2005-04-17 06:20:36 +08:00
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a device-specific private data structure, like this.
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*/
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static unsigned int ray_mem_speed = 500;
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2006-03-05 17:45:09 +08:00
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/* WARNING: THIS DRIVER IS NOT CAPABLE OF HANDLING MULTIPLE DEVICES! */
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static struct pcmcia_device *this_device = NULL;
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2005-04-17 06:20:36 +08:00
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MODULE_AUTHOR("Corey Thomas <corey@world.std.com>");
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MODULE_DESCRIPTION("Raylink/WebGear wireless LAN driver");
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MODULE_LICENSE("GPL");
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module_param(net_type, int, 0);
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module_param(hop_dwell, int, 0);
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module_param(beacon_period, int, 0);
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module_param(psm, int, 0);
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module_param(essid, charp, 0);
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module_param(translate, int, 0);
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module_param(country, int, 0);
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module_param(sniffer, int, 0);
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module_param(bc, int, 0);
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module_param(phy_addr, charp, 0);
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module_param(ray_mem_speed, int, 0);
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static UCHAR b5_default_startup_parms[] = {
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0, 0, /* Adhoc station */
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'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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1, 0, /* Active scan, CA Mode */
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0, 0, 0, 0, 0, 0, /* No default MAC addr */
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0x7f, 0xff, /* Frag threshold */
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0x00, 0x80, /* Hop time 128 Kus*/
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0x01, 0x00, /* Beacon period 256 Kus */
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0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
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0x1d, 0x82, 0x4e, /* SIFS, DIFS, PIFS */
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0x7f, 0xff, /* RTS threshold */
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0x04, 0xe2, 0x38, 0xA4, /* scan_dwell, max_scan_dwell */
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0x05, /* assoc resp timeout thresh */
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0x08, 0x02, 0x08, /* adhoc, infra, super cycle max*/
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0, /* Promiscuous mode */
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0x0c, 0x0bd, /* Unique word */
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0x32, /* Slot time */
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0xff, 0xff, /* roam-low snr, low snr count */
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0x05, 0xff, /* Infra, adhoc missed bcn thresh */
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0x01, 0x0b, 0x4f, /* USA, hop pattern, hop pat length */
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/* b4 - b5 differences start here */
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0x00, 0x3f, /* CW max */
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0x00, 0x0f, /* CW min */
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0x04, 0x08, /* Noise gain, limit offset */
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0x28, 0x28, /* det rssi, med busy offsets */
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7, /* det sync thresh */
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0, 2, 2, /* test mode, min, max */
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0, /* allow broadcast SSID probe resp */
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0, 0, /* privacy must start, can join */
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2, 0, 0, 0, 0, 0, 0, 0 /* basic rate set */
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};
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static UCHAR b4_default_startup_parms[] = {
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0, 0, /* Adhoc station */
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'L','I','N','U','X', 0, 0, 0, /* 32 char ESSID */
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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1, 0, /* Active scan, CA Mode */
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0, 0, 0, 0, 0, 0, /* No default MAC addr */
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0x7f, 0xff, /* Frag threshold */
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0x02, 0x00, /* Hop time */
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0x00, 0x01, /* Beacon period */
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0x01, 0x07, 0xa3, /* DTIM, retries, ack timeout*/
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0x1d, 0x82, 0xce, /* SIFS, DIFS, PIFS */
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0x7f, 0xff, /* RTS threshold */
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0xfb, 0x1e, 0xc7, 0x5c, /* scan_dwell, max_scan_dwell */
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0x05, /* assoc resp timeout thresh */
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0x04, 0x02, 0x4, /* adhoc, infra, super cycle max*/
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0, /* Promiscuous mode */
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0x0c, 0x0bd, /* Unique word */
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0x4e, /* Slot time (TBD seems wrong)*/
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0xff, 0xff, /* roam-low snr, low snr count */
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0x05, 0xff, /* Infra, adhoc missed bcn thresh */
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0x01, 0x0b, 0x4e, /* USA, hop pattern, hop pat length */
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/* b4 - b5 differences start here */
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0x3f, 0x0f, /* CW max, min */
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0x04, 0x08, /* Noise gain, limit offset */
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0x28, 0x28, /* det rssi, med busy offsets */
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7, /* det sync thresh */
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0, 2, 2 /* test mode, min, max*/
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};
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/*===========================================================================*/
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static unsigned char eth2_llc[] = {0xaa, 0xaa, 3, 0, 0, 0};
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static char hop_pattern_length[] = { 1,
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USA_HOP_MOD, EUROPE_HOP_MOD,
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JAPAN_HOP_MOD, KOREA_HOP_MOD,
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SPAIN_HOP_MOD, FRANCE_HOP_MOD,
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ISRAEL_HOP_MOD, AUSTRALIA_HOP_MOD,
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JAPAN_TEST_HOP_MOD
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};
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static char rcsid[] = "Raylink/WebGear wireless LAN - Corey <Thomas corey@world.std.com>";
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/*=============================================================================
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ray_attach() creates an "instance" of the driver, allocating
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local data structures for one device. The device is registered
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with Card Services.
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The dev_link structure is initialized, but we don't actually
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configure the card at this point -- we wait until we receive a
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card insertion event.
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=============================================================================*/
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2006-03-31 23:26:06 +08:00
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static int ray_probe(struct pcmcia_device *p_dev)
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2005-04-17 06:20:36 +08:00
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{
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ray_dev_t *local;
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struct net_device *dev;
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|
2006-03-05 17:45:09 +08:00
|
|
|
DEBUG(1, "ray_attach()\n");
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* Allocate space for private device-specific data */
|
|
|
|
dev = alloc_etherdev(sizeof(ray_dev_t));
|
|
|
|
if (!dev)
|
|
|
|
goto fail_alloc_dev;
|
|
|
|
|
|
|
|
local = dev->priv;
|
2006-03-05 17:45:09 +08:00
|
|
|
local->finder = p_dev;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* The io structure describes IO port mapping. None used here */
|
2006-03-05 17:45:09 +08:00
|
|
|
p_dev->io.NumPorts1 = 0;
|
|
|
|
p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
|
|
|
|
p_dev->io.IOAddrLines = 5;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* Interrupt setup. For PCMCIA, driver takes what's given */
|
2006-03-05 17:45:09 +08:00
|
|
|
p_dev->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
|
|
|
|
p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
|
|
|
|
p_dev->irq.Handler = &ray_interrupt;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* General socket configuration */
|
2006-03-05 17:45:09 +08:00
|
|
|
p_dev->conf.Attributes = CONF_ENABLE_IRQ;
|
|
|
|
p_dev->conf.IntType = INT_MEMORY_AND_IO;
|
|
|
|
p_dev->conf.ConfigIndex = 1;
|
|
|
|
p_dev->conf.Present = PRESENT_OPTION;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
p_dev->priv = dev;
|
|
|
|
p_dev->irq.Instance = dev;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
local->finder = p_dev;
|
2005-04-17 06:20:36 +08:00
|
|
|
local->card_status = CARD_INSERTED;
|
|
|
|
local->authentication_state = UNAUTHENTICATED;
|
|
|
|
local->num_multi = 0;
|
2006-03-05 17:45:09 +08:00
|
|
|
DEBUG(2,"ray_attach p_dev = %p, dev = %p, local = %p, intr = %p\n",
|
|
|
|
p_dev,dev,local,&ray_interrupt);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* Raylink entries in the device structure */
|
|
|
|
dev->hard_start_xmit = &ray_dev_start_xmit;
|
|
|
|
dev->set_config = &ray_dev_config;
|
|
|
|
dev->get_stats = &ray_get_stats;
|
|
|
|
SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
|
2005-09-03 02:40:39 +08:00
|
|
|
dev->wireless_handlers = &ray_handler_def;
|
|
|
|
#ifdef WIRELESS_SPY
|
|
|
|
local->wireless_data.spy_data = &local->spy_data;
|
|
|
|
dev->wireless_data = &local->wireless_data;
|
|
|
|
#endif /* WIRELESS_SPY */
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
dev->set_multicast_list = &set_multicast_list;
|
|
|
|
|
|
|
|
DEBUG(2,"ray_cs ray_attach calling ether_setup.)\n");
|
|
|
|
SET_MODULE_OWNER(dev);
|
|
|
|
dev->init = &ray_dev_init;
|
|
|
|
dev->open = &ray_open;
|
|
|
|
dev->stop = &ray_dev_close;
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
|
2005-11-15 04:25:51 +08:00
|
|
|
init_timer(&local->timer);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
this_device = p_dev;
|
2006-03-31 23:26:06 +08:00
|
|
|
return ray_config(p_dev);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
fail_alloc_dev:
|
2005-11-15 04:25:51 +08:00
|
|
|
return -ENOMEM;
|
2005-04-17 06:20:36 +08:00
|
|
|
} /* ray_attach */
|
|
|
|
/*=============================================================================
|
|
|
|
This deletes a driver "instance". The device is de-registered
|
|
|
|
with Card Services. If it has been released, all local data
|
|
|
|
structures are freed. Otherwise, the structures will be freed
|
|
|
|
when the device is released.
|
|
|
|
=============================================================================*/
|
2006-03-31 23:21:06 +08:00
|
|
|
static void ray_detach(struct pcmcia_device *link)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
2005-11-15 04:23:14 +08:00
|
|
|
struct net_device *dev;
|
|
|
|
ray_dev_t *local;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(1, "ray_detach(0x%p)\n", link);
|
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
this_device = NULL;
|
2005-11-15 04:23:14 +08:00
|
|
|
dev = link->priv;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
ray_release(link);
|
2005-11-15 04:23:14 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
local = (ray_dev_t *)dev->priv;
|
|
|
|
del_timer(&local->timer);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
if (link->priv) {
|
2006-03-05 17:45:09 +08:00
|
|
|
if (link->dev_node) unregister_netdev(dev);
|
2005-04-17 06:20:36 +08:00
|
|
|
free_netdev(dev);
|
|
|
|
}
|
|
|
|
DEBUG(2,"ray_cs ray_detach ending\n");
|
|
|
|
} /* ray_detach */
|
|
|
|
/*=============================================================================
|
|
|
|
ray_config() is run after a CARD_INSERTION event
|
|
|
|
is received, to configure the PCMCIA socket, and to make the
|
|
|
|
ethernet device available to the system.
|
|
|
|
=============================================================================*/
|
|
|
|
#define CS_CHECK(fn, ret) \
|
|
|
|
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
|
|
|
|
#define MAX_TUPLE_SIZE 128
|
2006-03-31 23:26:06 +08:00
|
|
|
static int ray_config(struct pcmcia_device *link)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
tuple_t tuple;
|
|
|
|
cisparse_t parse;
|
|
|
|
int last_fn = 0, last_ret = 0;
|
|
|
|
int i;
|
|
|
|
u_char buf[MAX_TUPLE_SIZE];
|
|
|
|
win_req_t req;
|
|
|
|
memreq_t mem;
|
|
|
|
struct net_device *dev = (struct net_device *)link->priv;
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
DEBUG(1, "ray_config(0x%p)\n", link);
|
|
|
|
|
|
|
|
/* This reads the card's CONFIG tuple to find its configuration regs */
|
|
|
|
tuple.DesiredTuple = CISTPL_CONFIG;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
|
2005-04-17 06:20:36 +08:00
|
|
|
tuple.TupleData = buf;
|
|
|
|
tuple.TupleDataMax = MAX_TUPLE_SIZE;
|
|
|
|
tuple.TupleOffset = 0;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
|
|
|
|
CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
|
2005-04-17 06:20:36 +08:00
|
|
|
link->conf.ConfigBase = parse.config.base;
|
|
|
|
link->conf.Present = parse.config.rmask[0];
|
|
|
|
|
|
|
|
/* Determine card type and firmware version */
|
|
|
|
buf[0] = buf[MAX_TUPLE_SIZE - 1] = 0;
|
|
|
|
tuple.DesiredTuple = CISTPL_VERS_1;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
|
2005-04-17 06:20:36 +08:00
|
|
|
tuple.TupleData = buf;
|
|
|
|
tuple.TupleDataMax = MAX_TUPLE_SIZE;
|
|
|
|
tuple.TupleOffset = 2;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
for (i=0; i<tuple.TupleDataLen - 4; i++)
|
|
|
|
if (buf[i] == 0) buf[i] = ' ';
|
|
|
|
printk(KERN_INFO "ray_cs Detected: %s\n",buf);
|
|
|
|
|
|
|
|
/* Now allocate an interrupt line. Note that this does not
|
|
|
|
actually assign a handler to the interrupt.
|
|
|
|
*/
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
|
2005-04-17 06:20:36 +08:00
|
|
|
dev->irq = link->irq.AssignedIRQ;
|
|
|
|
|
|
|
|
/* This actually configures the PCMCIA socket -- setting up
|
|
|
|
the I/O windows and the interrupt mapping.
|
|
|
|
*/
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/*** Set up 32k window for shared memory (transmit and control) ************/
|
|
|
|
req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
|
|
|
|
req.Base = 0;
|
|
|
|
req.Size = 0x8000;
|
|
|
|
req.AccessSpeed = ray_mem_speed;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win));
|
2005-04-17 06:20:36 +08:00
|
|
|
mem.CardOffset = 0x0000; mem.Page = 0;
|
|
|
|
CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem));
|
|
|
|
local->sram = ioremap(req.Base,req.Size);
|
|
|
|
|
|
|
|
/*** Set up 16k window for shared memory (receive buffer) ***************/
|
|
|
|
req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT;
|
|
|
|
req.Base = 0;
|
|
|
|
req.Size = 0x4000;
|
|
|
|
req.AccessSpeed = ray_mem_speed;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &local->rmem_handle));
|
2005-04-17 06:20:36 +08:00
|
|
|
mem.CardOffset = 0x8000; mem.Page = 0;
|
|
|
|
CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->rmem_handle, &mem));
|
|
|
|
local->rmem = ioremap(req.Base,req.Size);
|
|
|
|
|
|
|
|
/*** Set up window for attribute memory ***********************************/
|
|
|
|
req.Attributes = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM | WIN_ENABLE | WIN_USE_WAIT;
|
|
|
|
req.Base = 0;
|
|
|
|
req.Size = 0x1000;
|
|
|
|
req.AccessSpeed = ray_mem_speed;
|
2006-03-31 23:21:06 +08:00
|
|
|
CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &local->amem_handle));
|
2005-04-17 06:20:36 +08:00
|
|
|
mem.CardOffset = 0x0000; mem.Page = 0;
|
|
|
|
CS_CHECK(MapMemPage, pcmcia_map_mem_page(local->amem_handle, &mem));
|
|
|
|
local->amem = ioremap(req.Base,req.Size);
|
|
|
|
|
|
|
|
DEBUG(3,"ray_config sram=%p\n",local->sram);
|
|
|
|
DEBUG(3,"ray_config rmem=%p\n",local->rmem);
|
|
|
|
DEBUG(3,"ray_config amem=%p\n",local->amem);
|
|
|
|
if (ray_init(dev) < 0) {
|
|
|
|
ray_release(link);
|
2006-03-31 23:26:06 +08:00
|
|
|
return -ENODEV;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
2006-03-31 23:21:06 +08:00
|
|
|
SET_NETDEV_DEV(dev, &handle_to_dev(link));
|
2005-04-17 06:20:36 +08:00
|
|
|
i = register_netdev(dev);
|
|
|
|
if (i != 0) {
|
|
|
|
printk("ray_config register_netdev() failed\n");
|
|
|
|
ray_release(link);
|
2006-03-31 23:26:06 +08:00
|
|
|
return i;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
strcpy(local->node.dev_name, dev->name);
|
2006-03-05 17:45:09 +08:00
|
|
|
link->dev_node = &local->node;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
printk(KERN_INFO "%s: RayLink, irq %d, hw_addr ",
|
|
|
|
dev->name, dev->irq);
|
|
|
|
for (i = 0; i < 6; i++)
|
|
|
|
printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n"));
|
|
|
|
|
2006-03-31 23:26:06 +08:00
|
|
|
return 0;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
cs_failed:
|
2006-03-31 23:21:06 +08:00
|
|
|
cs_error(link, last_fn, last_ret);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
ray_release(link);
|
2006-03-31 23:26:06 +08:00
|
|
|
return -ENODEV;
|
2005-04-17 06:20:36 +08:00
|
|
|
} /* ray_config */
|
|
|
|
|
|
|
|
static inline struct ccs __iomem *ccs_base(ray_dev_t *dev)
|
|
|
|
{
|
|
|
|
return dev->sram + CCS_BASE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline struct rcs __iomem *rcs_base(ray_dev_t *dev)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* This looks nonsensical, since there is a separate
|
|
|
|
* RCS_BASE. But the difference between a "struct rcs"
|
|
|
|
* and a "struct ccs" ends up being in the _index_ off
|
|
|
|
* the base, so the base pointer is the same for both
|
|
|
|
* ccs/rcs.
|
|
|
|
*/
|
|
|
|
return dev->sram + CCS_BASE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_init(struct net_device *dev)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
UCHAR *p;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(1, "ray_init(0x%p)\n", dev);
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(0,"ray_init - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
local->net_type = net_type;
|
|
|
|
local->sta_type = TYPE_STA;
|
|
|
|
|
|
|
|
/* Copy the startup results to local memory */
|
|
|
|
memcpy_fromio(&local->startup_res, local->sram + ECF_TO_HOST_BASE,\
|
|
|
|
sizeof(struct startup_res_6));
|
|
|
|
|
|
|
|
/* Check Power up test status and get mac address from card */
|
|
|
|
if (local->startup_res.startup_word != 0x80) {
|
|
|
|
printk(KERN_INFO "ray_init ERROR card status = %2x\n",
|
|
|
|
local->startup_res.startup_word);
|
|
|
|
local->card_status = CARD_INIT_ERROR;
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
local->fw_ver = local->startup_res.firmware_version[0];
|
|
|
|
local->fw_bld = local->startup_res.firmware_version[1];
|
|
|
|
local->fw_var = local->startup_res.firmware_version[2];
|
|
|
|
DEBUG(1,"ray_init firmware version %d.%d \n",local->fw_ver, local->fw_bld);
|
|
|
|
|
|
|
|
local->tib_length = 0x20;
|
|
|
|
if ((local->fw_ver == 5) && (local->fw_bld >= 30))
|
|
|
|
local->tib_length = local->startup_res.tib_length;
|
|
|
|
DEBUG(2,"ray_init tib_length = 0x%02x\n", local->tib_length);
|
|
|
|
/* Initialize CCS's to buffer free state */
|
|
|
|
pccs = ccs_base(local);
|
|
|
|
for (i=0; i<NUMBER_OF_CCS; i++) {
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
}
|
|
|
|
init_startup_params(local);
|
|
|
|
|
|
|
|
/* copy mac address to startup parameters */
|
|
|
|
if (parse_addr(phy_addr, local->sparm.b4.a_mac_addr))
|
|
|
|
{
|
|
|
|
p = local->sparm.b4.a_mac_addr;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
memcpy(&local->sparm.b4.a_mac_addr,
|
|
|
|
&local->startup_res.station_addr, ADDRLEN);
|
|
|
|
p = local->sparm.b4.a_mac_addr;
|
|
|
|
}
|
|
|
|
|
|
|
|
clear_interrupt(local); /* Clear any interrupt from the card */
|
|
|
|
local->card_status = CARD_AWAITING_PARAM;
|
|
|
|
DEBUG(2,"ray_init ending\n");
|
|
|
|
return 0;
|
|
|
|
} /* ray_init */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Download startup parameters to the card and command it to read them */
|
|
|
|
static int dl_startup_params(struct net_device *dev)
|
|
|
|
{
|
|
|
|
int ccsindex;
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
struct ccs __iomem *pccs;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(1,"dl_startup_params entered\n");
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs dl_startup_params - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Copy parameters to host to ECF area */
|
|
|
|
if (local->fw_ver == 0x55)
|
|
|
|
memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b4,
|
|
|
|
sizeof(struct b4_startup_params));
|
|
|
|
else
|
|
|
|
memcpy_toio(local->sram + HOST_TO_ECF_BASE, &local->sparm.b5,
|
|
|
|
sizeof(struct b5_startup_params));
|
|
|
|
|
|
|
|
|
|
|
|
/* Fill in the CCS fields for the ECF */
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0) return -1;
|
|
|
|
local->dl_param_ccs = ccsindex;
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
writeb(CCS_DOWNLOAD_STARTUP_PARAMS, &pccs->cmd);
|
|
|
|
DEBUG(2,"dl_startup_params start ccsindex = %d\n", local->dl_param_ccs);
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
printk(KERN_INFO "ray dl_startup_params failed - "
|
|
|
|
"ECF not ready for intr\n");
|
|
|
|
local->card_status = CARD_DL_PARAM_ERROR;
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
return -2;
|
|
|
|
}
|
|
|
|
local->card_status = CARD_DL_PARAM;
|
|
|
|
/* Start kernel timer to wait for dl startup to complete. */
|
|
|
|
local->timer.expires = jiffies + HZ/2;
|
|
|
|
local->timer.data = (long)local;
|
|
|
|
local->timer.function = &verify_dl_startup;
|
|
|
|
add_timer(&local->timer);
|
|
|
|
DEBUG(2,"ray_cs dl_startup_params started timer for verify_dl_startup\n");
|
|
|
|
return 0;
|
|
|
|
} /* dl_startup_params */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void init_startup_params(ray_dev_t *local)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if (country > JAPAN_TEST) country = USA;
|
|
|
|
else
|
|
|
|
if (country < USA) country = USA;
|
|
|
|
/* structure for hop time and beacon period is defined here using
|
|
|
|
* New 802.11D6.1 format. Card firmware is still using old format
|
|
|
|
* until version 6.
|
|
|
|
* Before After
|
|
|
|
* a_hop_time ms byte a_hop_time ms byte
|
|
|
|
* a_hop_time 2s byte a_hop_time ls byte
|
|
|
|
* a_hop_time ls byte a_beacon_period ms byte
|
|
|
|
* a_beacon_period a_beacon_period ls byte
|
|
|
|
*
|
|
|
|
* a_hop_time = uS a_hop_time = KuS
|
|
|
|
* a_beacon_period = hops a_beacon_period = KuS
|
|
|
|
*/ /* 64ms = 010000 */
|
|
|
|
if (local->fw_ver == 0x55) {
|
|
|
|
memcpy((UCHAR *)&local->sparm.b4, b4_default_startup_parms,
|
|
|
|
sizeof(struct b4_startup_params));
|
|
|
|
/* Translate sane kus input values to old build 4/5 format */
|
|
|
|
/* i = hop time in uS truncated to 3 bytes */
|
|
|
|
i = (hop_dwell * 1024) & 0xffffff;
|
|
|
|
local->sparm.b4.a_hop_time[0] = (i >> 16) & 0xff;
|
|
|
|
local->sparm.b4.a_hop_time[1] = (i >> 8) & 0xff;
|
|
|
|
local->sparm.b4.a_beacon_period[0] = 0;
|
|
|
|
local->sparm.b4.a_beacon_period[1] =
|
|
|
|
((beacon_period/hop_dwell) - 1) & 0xff;
|
|
|
|
local->sparm.b4.a_curr_country_code = country;
|
|
|
|
local->sparm.b4.a_hop_pattern_length =
|
|
|
|
hop_pattern_length[(int)country] - 1;
|
|
|
|
if (bc)
|
|
|
|
{
|
|
|
|
local->sparm.b4.a_ack_timeout = 0x50;
|
|
|
|
local->sparm.b4.a_sifs = 0x3f;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else { /* Version 5 uses real kus values */
|
|
|
|
memcpy((UCHAR *)&local->sparm.b5, b5_default_startup_parms,
|
|
|
|
sizeof(struct b5_startup_params));
|
|
|
|
|
|
|
|
local->sparm.b5.a_hop_time[0] = (hop_dwell >> 8) & 0xff;
|
|
|
|
local->sparm.b5.a_hop_time[1] = hop_dwell & 0xff;
|
|
|
|
local->sparm.b5.a_beacon_period[0] = (beacon_period >> 8) & 0xff;
|
|
|
|
local->sparm.b5.a_beacon_period[1] = beacon_period & 0xff;
|
|
|
|
if (psm)
|
|
|
|
local->sparm.b5.a_power_mgt_state = 1;
|
|
|
|
local->sparm.b5.a_curr_country_code = country;
|
|
|
|
local->sparm.b5.a_hop_pattern_length =
|
|
|
|
hop_pattern_length[(int)country];
|
|
|
|
}
|
|
|
|
|
|
|
|
local->sparm.b4.a_network_type = net_type & 0x01;
|
|
|
|
local->sparm.b4.a_acting_as_ap_status = TYPE_STA;
|
|
|
|
|
|
|
|
if (essid != NULL)
|
|
|
|
strncpy(local->sparm.b4.a_current_ess_id, essid, ESSID_SIZE);
|
|
|
|
} /* init_startup_params */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void verify_dl_startup(u_long data)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)data;
|
|
|
|
struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;
|
|
|
|
UCHAR status;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs verify_dl_startup - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
#ifdef PCMCIA_DEBUG
|
|
|
|
if (pc_debug > 2) {
|
|
|
|
int i;
|
|
|
|
printk(KERN_DEBUG "verify_dl_startup parameters sent via ccs %d:\n",
|
|
|
|
local->dl_param_ccs);
|
|
|
|
for (i=0; i<sizeof(struct b5_startup_params); i++) {
|
|
|
|
printk(" %2x", (unsigned int) readb(local->sram + HOST_TO_ECF_BASE + i));
|
|
|
|
}
|
|
|
|
printk("\n");
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
status = readb(&pccs->buffer_status);
|
|
|
|
if (status!= CCS_BUFFER_FREE)
|
|
|
|
{
|
|
|
|
printk(KERN_INFO "Download startup params failed. Status = %d\n",
|
|
|
|
status);
|
|
|
|
local->card_status = CARD_DL_PARAM_ERROR;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (local->sparm.b4.a_network_type == ADHOC)
|
|
|
|
start_net((u_long)local);
|
|
|
|
else
|
|
|
|
join_net((u_long)local);
|
|
|
|
|
|
|
|
return;
|
|
|
|
} /* end verify_dl_startup */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Command card to start a network */
|
|
|
|
static void start_net(u_long data)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)data;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
int ccsindex;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs start_net - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* Fill in the CCS fields for the ECF */
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0) return;
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
writeb(CCS_START_NETWORK, &pccs->cmd);
|
|
|
|
writeb(0, &pccs->var.start_network.update_param);
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(1,"ray start net failed - card not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
local->card_status = CARD_DOING_ACQ;
|
|
|
|
return;
|
|
|
|
} /* end start_net */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Command card to join a network */
|
|
|
|
static void join_net(u_long data)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)data;
|
|
|
|
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
int ccsindex;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs join_net - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* Fill in the CCS fields for the ECF */
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0) return;
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
writeb(CCS_JOIN_NETWORK, &pccs->cmd);
|
|
|
|
writeb(0, &pccs->var.join_network.update_param);
|
|
|
|
writeb(0, &pccs->var.join_network.net_initiated);
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(1,"ray join net failed - card not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
local->card_status = CARD_DOING_ACQ;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/*============================================================================
|
|
|
|
After a card is removed, ray_release() will unregister the net
|
|
|
|
device, and release the PCMCIA configuration. If the device is
|
|
|
|
still open, this will be postponed until it is closed.
|
|
|
|
=============================================================================*/
|
2006-03-31 23:21:06 +08:00
|
|
|
static void ray_release(struct pcmcia_device *link)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
ray_dev_t *local = dev->priv;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
DEBUG(1, "ray_release(0x%p)\n", link);
|
|
|
|
|
|
|
|
del_timer(&local->timer);
|
|
|
|
|
|
|
|
iounmap(local->sram);
|
|
|
|
iounmap(local->rmem);
|
|
|
|
iounmap(local->amem);
|
|
|
|
/* Do bother checking to see if these succeed or not */
|
|
|
|
i = pcmcia_release_window(local->amem_handle);
|
|
|
|
if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->amem) ret = %x\n",i);
|
|
|
|
i = pcmcia_release_window(local->rmem_handle);
|
|
|
|
if ( i != CS_SUCCESS ) DEBUG(0,"ReleaseWindow(local->rmem) ret = %x\n",i);
|
2006-03-31 23:21:06 +08:00
|
|
|
pcmcia_disable_device(link);
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(2,"ray_release ending\n");
|
|
|
|
}
|
|
|
|
|
2006-03-31 23:21:06 +08:00
|
|
|
static int ray_suspend(struct pcmcia_device *link)
|
2005-11-15 04:21:18 +08:00
|
|
|
{
|
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (link->open)
|
2006-03-02 07:02:33 +08:00
|
|
|
netif_device_detach(dev);
|
2005-11-15 04:21:18 +08:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2006-03-31 23:21:06 +08:00
|
|
|
static int ray_resume(struct pcmcia_device *link)
|
2005-11-15 04:21:18 +08:00
|
|
|
{
|
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (link->open) {
|
2006-03-02 07:02:33 +08:00
|
|
|
ray_reset(dev);
|
|
|
|
netif_device_attach(dev);
|
|
|
|
}
|
2005-11-15 04:21:18 +08:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
/*===========================================================================*/
|
|
|
|
int ray_dev_init(struct net_device *dev)
|
|
|
|
{
|
|
|
|
#ifdef RAY_IMMEDIATE_INIT
|
|
|
|
int i;
|
|
|
|
#endif /* RAY_IMMEDIATE_INIT */
|
|
|
|
ray_dev_t *local = dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(1,"ray_dev_init(dev=%p)\n",dev);
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_dev_init - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
#ifdef RAY_IMMEDIATE_INIT
|
|
|
|
/* Download startup parameters */
|
|
|
|
if ( (i = dl_startup_params(dev)) < 0)
|
|
|
|
{
|
|
|
|
printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
|
|
|
|
"returns 0x%x\n",i);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
#else /* RAY_IMMEDIATE_INIT */
|
|
|
|
/* Postpone the card init so that we can still configure the card,
|
|
|
|
* for example using the Wireless Extensions. The init will happen
|
|
|
|
* in ray_open() - Jean II */
|
|
|
|
DEBUG(1,"ray_dev_init: postponing card init to ray_open() ; Status = %d\n",
|
|
|
|
local->card_status);
|
|
|
|
#endif /* RAY_IMMEDIATE_INIT */
|
|
|
|
|
|
|
|
/* copy mac and broadcast addresses to linux device */
|
|
|
|
memcpy(&dev->dev_addr, &local->sparm.b4.a_mac_addr, ADDRLEN);
|
|
|
|
memset(dev->broadcast, 0xff, ETH_ALEN);
|
|
|
|
|
|
|
|
DEBUG(2,"ray_dev_init ending\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_dev_config(struct net_device *dev, struct ifmap *map)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
/* Dummy routine to satisfy device structure */
|
|
|
|
DEBUG(1,"ray_dev_config(dev=%p,ifmap=%p)\n",dev,map);
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_dev_config - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
short length = skb->len;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_dev_start_xmit - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
DEBUG(3,"ray_dev_start_xmit(skb=%p, dev=%p)\n",skb,dev);
|
|
|
|
if (local->authentication_state == NEED_TO_AUTH) {
|
|
|
|
DEBUG(0,"ray_cs Sending authentication request.\n");
|
|
|
|
if (!build_auth_frame (local, local->auth_id, OPEN_AUTH_REQUEST)) {
|
|
|
|
local->authentication_state = AUTHENTICATED;
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (length < ETH_ZLEN)
|
|
|
|
{
|
2006-06-23 17:06:41 +08:00
|
|
|
if (skb_padto(skb, ETH_ZLEN))
|
2005-04-17 06:20:36 +08:00
|
|
|
return 0;
|
|
|
|
length = ETH_ZLEN;
|
|
|
|
}
|
|
|
|
switch (ray_hw_xmit( skb->data, length, dev, DATA_TYPE)) {
|
|
|
|
case XMIT_NO_CCS:
|
|
|
|
case XMIT_NEED_AUTH:
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
return 1;
|
|
|
|
case XMIT_NO_INTR:
|
|
|
|
case XMIT_MSG_BAD:
|
|
|
|
case XMIT_OK:
|
|
|
|
default:
|
|
|
|
dev->trans_start = jiffies;
|
|
|
|
dev_kfree_skb(skb);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
} /* ray_dev_start_xmit */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_hw_xmit(unsigned char* data, int len, struct net_device* dev,
|
|
|
|
UCHAR msg_type)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
int ccsindex;
|
|
|
|
int offset;
|
|
|
|
struct tx_msg __iomem *ptx; /* Address of xmit buffer in PC space */
|
|
|
|
short int addr; /* Address of xmit buffer in card space */
|
|
|
|
|
|
|
|
DEBUG(3,"ray_hw_xmit(data=%p, len=%d, dev=%p)\n",data,len,dev);
|
|
|
|
if (len + TX_HEADER_LENGTH > TX_BUF_SIZE)
|
|
|
|
{
|
|
|
|
printk(KERN_INFO "ray_hw_xmit packet too large: %d bytes\n",len);
|
|
|
|
return XMIT_MSG_BAD;
|
|
|
|
}
|
|
|
|
switch (ccsindex = get_free_tx_ccs(local)) {
|
|
|
|
case ECCSBUSY:
|
|
|
|
DEBUG(2,"ray_hw_xmit tx_ccs table busy\n");
|
|
|
|
case ECCSFULL:
|
|
|
|
DEBUG(2,"ray_hw_xmit No free tx ccs\n");
|
|
|
|
case ECARDGONE:
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
return XMIT_NO_CCS;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
addr = TX_BUF_BASE + (ccsindex << 11);
|
|
|
|
|
|
|
|
if (msg_type == DATA_TYPE) {
|
|
|
|
local->stats.tx_bytes += len;
|
|
|
|
local->stats.tx_packets++;
|
|
|
|
}
|
|
|
|
|
|
|
|
ptx = local->sram + addr;
|
|
|
|
|
|
|
|
ray_build_header(local, ptx, msg_type, data);
|
|
|
|
if (translate) {
|
|
|
|
offset = translate_frame(local, ptx, data, len);
|
|
|
|
}
|
|
|
|
else { /* Encapsulate frame */
|
|
|
|
/* TBD TIB length will move address of ptx->var */
|
|
|
|
memcpy_toio(&ptx->var, data, len);
|
|
|
|
offset = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* fill in the CCS */
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
len += TX_HEADER_LENGTH + offset;
|
|
|
|
writeb(CCS_TX_REQUEST, &pccs->cmd);
|
|
|
|
writeb(addr >> 8, &pccs->var.tx_request.tx_data_ptr[0]);
|
|
|
|
writeb(local->tib_length, &pccs->var.tx_request.tx_data_ptr[1]);
|
|
|
|
writeb(len >> 8, &pccs->var.tx_request.tx_data_length[0]);
|
|
|
|
writeb(len & 0xff, &pccs->var.tx_request.tx_data_length[1]);
|
|
|
|
/* TBD still need psm_cam? */
|
|
|
|
writeb(PSM_CAM, &pccs->var.tx_request.pow_sav_mode);
|
|
|
|
writeb(local->net_default_tx_rate, &pccs->var.tx_request.tx_rate);
|
|
|
|
writeb(0, &pccs->var.tx_request.antenna);
|
|
|
|
DEBUG(3,"ray_hw_xmit default_tx_rate = 0x%x\n",\
|
|
|
|
local->net_default_tx_rate);
|
|
|
|
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(2,"ray_hw_xmit failed - ECF not ready for intr\n");
|
|
|
|
/* TBD very inefficient to copy packet to buffer, and then not
|
|
|
|
send it, but the alternative is to queue the messages and that
|
|
|
|
won't be done for a while. Maybe set tbusy until a CCS is free?
|
|
|
|
*/
|
|
|
|
writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
|
|
|
|
return XMIT_NO_INTR;
|
|
|
|
}
|
|
|
|
return XMIT_OK;
|
|
|
|
} /* end ray_hw_xmit */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int translate_frame(ray_dev_t *local, struct tx_msg __iomem *ptx, unsigned char *data,
|
|
|
|
int len)
|
|
|
|
{
|
|
|
|
unsigned short int proto = ((struct ethhdr *)data)->h_proto;
|
|
|
|
if (ntohs(proto) >= 1536) { /* DIX II ethernet frame */
|
|
|
|
DEBUG(3,"ray_cs translate_frame DIX II\n");
|
|
|
|
/* Copy LLC header to card buffer */
|
|
|
|
memcpy_toio(&ptx->var, eth2_llc, sizeof(eth2_llc));
|
|
|
|
memcpy_toio( ((void __iomem *)&ptx->var) + sizeof(eth2_llc), (UCHAR *)&proto, 2);
|
|
|
|
if ((proto == 0xf380) || (proto == 0x3781)) {
|
|
|
|
/* This is the selective translation table, only 2 entries */
|
|
|
|
writeb(0xf8, &((struct snaphdr_t __iomem *)ptx->var)->org[3]);
|
|
|
|
}
|
|
|
|
/* Copy body of ethernet packet without ethernet header */
|
|
|
|
memcpy_toio((void __iomem *)&ptx->var + sizeof(struct snaphdr_t), \
|
|
|
|
data + ETH_HLEN, len - ETH_HLEN);
|
|
|
|
return (int) sizeof(struct snaphdr_t) - ETH_HLEN;
|
|
|
|
}
|
|
|
|
else { /* already 802 type, and proto is length */
|
|
|
|
DEBUG(3,"ray_cs translate_frame 802\n");
|
|
|
|
if (proto == 0xffff) { /* evil netware IPX 802.3 without LLC */
|
|
|
|
DEBUG(3,"ray_cs translate_frame evil IPX\n");
|
|
|
|
memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
|
|
|
|
return 0 - ETH_HLEN;
|
|
|
|
}
|
|
|
|
memcpy_toio(&ptx->var, data + ETH_HLEN, len - ETH_HLEN);
|
|
|
|
return 0 - ETH_HLEN;
|
|
|
|
}
|
|
|
|
/* TBD do other frame types */
|
|
|
|
} /* end translate_frame */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void ray_build_header(ray_dev_t *local, struct tx_msg __iomem *ptx, UCHAR msg_type,
|
|
|
|
unsigned char *data)
|
|
|
|
{
|
|
|
|
writeb(PROTOCOL_VER | msg_type, &ptx->mac.frame_ctl_1);
|
|
|
|
/*** IEEE 802.11 Address field assignments *************
|
|
|
|
TODS FROMDS addr_1 addr_2 addr_3 addr_4
|
|
|
|
Adhoc 0 0 dest src (terminal) BSSID N/A
|
|
|
|
AP to Terminal 0 1 dest AP(BSSID) source N/A
|
|
|
|
Terminal to AP 1 0 AP(BSSID) src (terminal) dest N/A
|
|
|
|
AP to AP 1 1 dest AP src AP dest source
|
|
|
|
*******************************************************/
|
|
|
|
if (local->net_type == ADHOC) {
|
|
|
|
writeb(0, &ptx->mac.frame_ctl_2);
|
|
|
|
memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, 2 * ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
|
|
|
|
}
|
|
|
|
else /* infrastructure */
|
|
|
|
{
|
|
|
|
if (local->sparm.b4.a_acting_as_ap_status)
|
|
|
|
{
|
|
|
|
writeb(FC2_FROM_DS, &ptx->mac.frame_ctl_2);
|
|
|
|
memcpy_toio(ptx->mac.addr_1, ((struct ethhdr *)data)->h_dest, ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_2, local->bss_id, 6);
|
|
|
|
memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_source, ADDRLEN);
|
|
|
|
}
|
|
|
|
else /* Terminal */
|
|
|
|
{
|
|
|
|
writeb(FC2_TO_DS, &ptx->mac.frame_ctl_2);
|
|
|
|
memcpy_toio(ptx->mac.addr_1, local->bss_id, ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_2, ((struct ethhdr *)data)->h_source, ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_3, ((struct ethhdr *)data)->h_dest, ADDRLEN);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} /* end encapsulate_frame */
|
|
|
|
|
|
|
|
|
|
|
|
/*===========================================================================*/
|
|
|
|
|
|
|
|
static void netdev_get_drvinfo(struct net_device *dev,
|
|
|
|
struct ethtool_drvinfo *info)
|
|
|
|
{
|
|
|
|
strcpy(info->driver, "ray_cs");
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct ethtool_ops netdev_ethtool_ops = {
|
|
|
|
.get_drvinfo = netdev_get_drvinfo,
|
|
|
|
};
|
|
|
|
|
|
|
|
/*====================================================================*/
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get protocol name
|
|
|
|
*/
|
|
|
|
static int ray_get_name(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
char *cwrq,
|
|
|
|
char *extra)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
2005-09-03 02:40:39 +08:00
|
|
|
strcpy(cwrq, "IEEE 802.11-FH");
|
|
|
|
return 0;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set frequency
|
|
|
|
*/
|
|
|
|
static int ray_set_freq(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_freq *fwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
int err = -EINPROGRESS; /* Call commit handler */
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/* Setting by channel number */
|
|
|
|
if ((fwrq->m > USA_HOP_MOD) || (fwrq->e > 0))
|
|
|
|
err = -EOPNOTSUPP;
|
|
|
|
else
|
|
|
|
local->sparm.b5.a_hop_pattern = fwrq->m;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get frequency
|
|
|
|
*/
|
|
|
|
static int ray_get_freq(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_freq *fwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
fwrq->m = local->sparm.b5.a_hop_pattern;
|
|
|
|
fwrq->e = 0;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set ESSID
|
|
|
|
*/
|
|
|
|
static int ray_set_essid(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_point *dwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
/* Check if we asked for `any' */
|
|
|
|
if(dwrq->flags == 0) {
|
2005-04-17 06:20:36 +08:00
|
|
|
/* Corey : can you do that ? */
|
2005-09-03 02:40:39 +08:00
|
|
|
return -EOPNOTSUPP;
|
|
|
|
} else {
|
2005-04-17 06:20:36 +08:00
|
|
|
/* Check the size of the string */
|
2005-09-03 02:40:39 +08:00
|
|
|
if(dwrq->length > IW_ESSID_MAX_SIZE + 1) {
|
|
|
|
return -E2BIG;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the ESSID in the card */
|
2005-09-03 02:40:39 +08:00
|
|
|
memset(local->sparm.b5.a_current_ess_id, 0, IW_ESSID_MAX_SIZE);
|
|
|
|
memcpy(local->sparm.b5.a_current_ess_id, extra, dwrq->length);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return -EINPROGRESS; /* Call commit handler */
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get ESSID
|
|
|
|
*/
|
|
|
|
static int ray_get_essid(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_point *dwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
/* Get the essid that was set */
|
|
|
|
memcpy(extra, local->sparm.b5.a_current_ess_id, IW_ESSID_MAX_SIZE);
|
|
|
|
extra[IW_ESSID_MAX_SIZE] = '\0';
|
|
|
|
|
|
|
|
/* Push it out ! */
|
2006-01-13 04:00:58 +08:00
|
|
|
dwrq->length = strlen(extra);
|
2005-09-03 02:40:39 +08:00
|
|
|
dwrq->flags = 1; /* active */
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get AP address
|
|
|
|
*/
|
|
|
|
static int ray_get_wap(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct sockaddr *awrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
memcpy(awrq->sa_data, local->bss_id, ETH_ALEN);
|
|
|
|
awrq->sa_family = ARPHRD_ETHER;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set Bit-Rate
|
|
|
|
*/
|
|
|
|
static int ray_set_rate(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
/* Check if rate is in range */
|
|
|
|
if((vwrq->value != 1000000) && (vwrq->value != 2000000))
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
/* Hack for 1.5 Mb/s instead of 2 Mb/s */
|
|
|
|
if((local->fw_ver == 0x55) && /* Please check */
|
|
|
|
(vwrq->value == 2000000))
|
|
|
|
local->net_default_tx_rate = 3;
|
2005-04-17 06:20:36 +08:00
|
|
|
else
|
2005-09-03 02:40:39 +08:00
|
|
|
local->net_default_tx_rate = vwrq->value/500000;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get Bit-Rate
|
|
|
|
*/
|
|
|
|
static int ray_get_rate(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
if(local->net_default_tx_rate == 3)
|
|
|
|
vwrq->value = 2000000; /* Hum... */
|
|
|
|
else
|
|
|
|
vwrq->value = local->net_default_tx_rate * 500000;
|
|
|
|
vwrq->fixed = 0; /* We are in auto mode */
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set RTS threshold
|
|
|
|
*/
|
|
|
|
static int ray_set_rts(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
int rthr = vwrq->value;
|
|
|
|
|
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
/* if(wrq->u.rts.fixed == 0) we should complain */
|
|
|
|
if(vwrq->disabled)
|
|
|
|
rthr = 32767;
|
|
|
|
else {
|
|
|
|
if((rthr < 0) || (rthr > 2347)) /* What's the max packet size ??? */
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
local->sparm.b5.a_rts_threshold[0] = (rthr >> 8) & 0xFF;
|
|
|
|
local->sparm.b5.a_rts_threshold[1] = rthr & 0xFF;
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return -EINPROGRESS; /* Call commit handler */
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get RTS threshold
|
|
|
|
*/
|
|
|
|
static int ray_get_rts(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
vwrq->value = (local->sparm.b5.a_rts_threshold[0] << 8)
|
|
|
|
+ local->sparm.b5.a_rts_threshold[1];
|
|
|
|
vwrq->disabled = (vwrq->value == 32767);
|
|
|
|
vwrq->fixed = 1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set Fragmentation threshold
|
|
|
|
*/
|
|
|
|
static int ray_set_frag(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
int fthr = vwrq->value;
|
|
|
|
|
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
/* if(wrq->u.frag.fixed == 0) should complain */
|
2005-09-03 02:40:39 +08:00
|
|
|
if(vwrq->disabled)
|
|
|
|
fthr = 32767;
|
|
|
|
else {
|
|
|
|
if((fthr < 256) || (fthr > 2347)) /* To check out ! */
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
local->sparm.b5.a_frag_threshold[0] = (fthr >> 8) & 0xFF;
|
|
|
|
local->sparm.b5.a_frag_threshold[1] = fthr & 0xFF;
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return -EINPROGRESS; /* Call commit handler */
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get Fragmentation threshold
|
|
|
|
*/
|
|
|
|
static int ray_get_frag(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_param *vwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
|
|
|
|
vwrq->value = (local->sparm.b5.a_frag_threshold[0] << 8)
|
|
|
|
+ local->sparm.b5.a_frag_threshold[1];
|
|
|
|
vwrq->disabled = (vwrq->value == 32767);
|
|
|
|
vwrq->fixed = 1;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return 0;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : set Mode of Operation
|
|
|
|
*/
|
|
|
|
static int ray_set_mode(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
__u32 *uwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
int err = -EINPROGRESS; /* Call commit handler */
|
2005-04-17 06:20:36 +08:00
|
|
|
char card_mode = 1;
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/* Reject if card is already initialised */
|
|
|
|
if(local->card_status != CARD_AWAITING_PARAM)
|
|
|
|
return -EBUSY;
|
|
|
|
|
|
|
|
switch (*uwrq)
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
case IW_MODE_ADHOC:
|
2005-09-03 02:40:39 +08:00
|
|
|
card_mode = 0;
|
|
|
|
// Fall through
|
2005-04-17 06:20:36 +08:00
|
|
|
case IW_MODE_INFRA:
|
2005-09-03 02:40:39 +08:00
|
|
|
local->sparm.b5.a_network_type = card_mode;
|
|
|
|
break;
|
2005-04-17 06:20:36 +08:00
|
|
|
default:
|
2005-09-03 02:40:39 +08:00
|
|
|
err = -EINVAL;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return err;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get Mode of Operation
|
|
|
|
*/
|
|
|
|
static int ray_get_mode(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
__u32 *uwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
if(local->sparm.b5.a_network_type)
|
|
|
|
*uwrq = IW_MODE_INFRA;
|
|
|
|
else
|
|
|
|
*uwrq = IW_MODE_ADHOC;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return 0;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Handler : get range info
|
|
|
|
*/
|
|
|
|
static int ray_get_range(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
struct iw_point *dwrq,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
struct iw_range *range = (struct iw_range *) extra;
|
|
|
|
|
|
|
|
memset((char *) range, 0, sizeof(struct iw_range));
|
|
|
|
|
|
|
|
/* Set the length (very important for backward compatibility) */
|
|
|
|
dwrq->length = sizeof(struct iw_range);
|
|
|
|
|
|
|
|
/* Set the Wireless Extension versions */
|
|
|
|
range->we_version_compiled = WIRELESS_EXT;
|
|
|
|
range->we_version_source = 9;
|
|
|
|
|
|
|
|
/* Set information in the range struct */
|
|
|
|
range->throughput = 1.1 * 1000 * 1000; /* Put the right number here */
|
|
|
|
range->num_channels = hop_pattern_length[(int)country];
|
|
|
|
range->num_frequency = 0;
|
|
|
|
range->max_qual.qual = 0;
|
|
|
|
range->max_qual.level = 255; /* What's the correct value ? */
|
|
|
|
range->max_qual.noise = 255; /* Idem */
|
|
|
|
range->num_bitrates = 2;
|
|
|
|
range->bitrate[0] = 1000000; /* 1 Mb/s */
|
|
|
|
range->bitrate[1] = 2000000; /* 2 Mb/s */
|
|
|
|
return 0;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Private Handler : set framing mode
|
|
|
|
*/
|
|
|
|
static int ray_set_framing(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
union iwreq_data *wrqu,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
translate = *(extra); /* Set framing mode */
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
return 0;
|
|
|
|
}
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2005-09-03 02:40:39 +08:00
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Private Handler : get framing mode
|
|
|
|
*/
|
|
|
|
static int ray_get_framing(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
union iwreq_data *wrqu,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
*(extra) = translate;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Wireless Private Handler : get country
|
|
|
|
*/
|
|
|
|
static int ray_get_country(struct net_device *dev,
|
|
|
|
struct iw_request_info *info,
|
|
|
|
union iwreq_data *wrqu,
|
|
|
|
char *extra)
|
|
|
|
{
|
|
|
|
*(extra) = country;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Commit handler : called after a bunch of SET operations
|
|
|
|
*/
|
|
|
|
static int ray_commit(struct net_device *dev,
|
|
|
|
struct iw_request_info *info, /* NULL */
|
|
|
|
void *zwrq, /* NULL */
|
|
|
|
char *extra) /* NULL */
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Stats handler : return Wireless Stats
|
|
|
|
*/
|
2005-04-17 06:20:36 +08:00
|
|
|
static iw_stats * ray_get_wireless_stats(struct net_device * dev)
|
|
|
|
{
|
|
|
|
ray_dev_t * local = (ray_dev_t *) dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
struct status __iomem *p = local->sram + STATUS_BASE;
|
|
|
|
|
|
|
|
if(local == (ray_dev_t *) NULL)
|
|
|
|
return (iw_stats *) NULL;
|
|
|
|
|
|
|
|
local->wstats.status = local->card_status;
|
|
|
|
#ifdef WIRELESS_SPY
|
2005-09-03 02:40:39 +08:00
|
|
|
if((local->spy_data.spy_number > 0) && (local->sparm.b5.a_network_type == 0))
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
|
|
|
/* Get it from the first node in spy list */
|
2005-09-03 02:40:39 +08:00
|
|
|
local->wstats.qual.qual = local->spy_data.spy_stat[0].qual;
|
|
|
|
local->wstats.qual.level = local->spy_data.spy_stat[0].level;
|
|
|
|
local->wstats.qual.noise = local->spy_data.spy_stat[0].noise;
|
|
|
|
local->wstats.qual.updated = local->spy_data.spy_stat[0].updated;
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
#endif /* WIRELESS_SPY */
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if(pcmcia_dev_present(link)) {
|
2005-04-17 06:20:36 +08:00
|
|
|
local->wstats.qual.noise = readb(&p->rxnoise);
|
|
|
|
local->wstats.qual.updated |= 4;
|
|
|
|
}
|
|
|
|
|
|
|
|
return &local->wstats;
|
|
|
|
} /* end ray_get_wireless_stats */
|
2005-09-03 02:40:39 +08:00
|
|
|
|
|
|
|
/*------------------------------------------------------------------*/
|
|
|
|
/*
|
|
|
|
* Structures to export the Wireless Handlers
|
|
|
|
*/
|
|
|
|
|
|
|
|
static const iw_handler ray_handler[] = {
|
2005-09-10 03:40:23 +08:00
|
|
|
[SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) ray_commit,
|
|
|
|
[SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) ray_get_name,
|
|
|
|
[SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) ray_set_freq,
|
|
|
|
[SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) ray_get_freq,
|
|
|
|
[SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) ray_set_mode,
|
|
|
|
[SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) ray_get_mode,
|
|
|
|
[SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) ray_get_range,
|
2005-09-03 02:40:39 +08:00
|
|
|
#ifdef WIRELESS_SPY
|
2005-09-10 03:40:23 +08:00
|
|
|
[SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_set_spy,
|
|
|
|
[SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) iw_handler_get_spy,
|
|
|
|
[SIOCSIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_set_thrspy,
|
|
|
|
[SIOCGIWTHRSPY-SIOCIWFIRST] = (iw_handler) iw_handler_get_thrspy,
|
2005-09-03 02:40:39 +08:00
|
|
|
#endif /* WIRELESS_SPY */
|
2005-09-10 03:40:23 +08:00
|
|
|
[SIOCGIWAP -SIOCIWFIRST] = (iw_handler) ray_get_wap,
|
|
|
|
[SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) ray_set_essid,
|
|
|
|
[SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) ray_get_essid,
|
|
|
|
[SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) ray_set_rate,
|
|
|
|
[SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) ray_get_rate,
|
|
|
|
[SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) ray_set_rts,
|
|
|
|
[SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) ray_get_rts,
|
|
|
|
[SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) ray_set_frag,
|
|
|
|
[SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) ray_get_frag,
|
2005-09-03 02:40:39 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
#define SIOCSIPFRAMING SIOCIWFIRSTPRIV /* Set framing mode */
|
|
|
|
#define SIOCGIPFRAMING SIOCIWFIRSTPRIV + 1 /* Get framing mode */
|
|
|
|
#define SIOCGIPCOUNTRY SIOCIWFIRSTPRIV + 3 /* Get country code */
|
|
|
|
|
|
|
|
static const iw_handler ray_private_handler[] = {
|
2005-09-10 03:40:23 +08:00
|
|
|
[0] = (iw_handler) ray_set_framing,
|
|
|
|
[1] = (iw_handler) ray_get_framing,
|
|
|
|
[3] = (iw_handler) ray_get_country,
|
2005-09-03 02:40:39 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static const struct iw_priv_args ray_private_args[] = {
|
|
|
|
/* cmd, set_args, get_args, name */
|
|
|
|
{ SIOCSIPFRAMING, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 0, "set_framing" },
|
|
|
|
{ SIOCGIPFRAMING, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_framing" },
|
|
|
|
{ SIOCGIPCOUNTRY, 0, IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "get_country" },
|
|
|
|
};
|
|
|
|
|
|
|
|
static const struct iw_handler_def ray_handler_def =
|
|
|
|
{
|
|
|
|
.num_standard = sizeof(ray_handler)/sizeof(iw_handler),
|
|
|
|
.num_private = sizeof(ray_private_handler)/sizeof(iw_handler),
|
|
|
|
.num_private_args = sizeof(ray_private_args)/sizeof(struct iw_priv_args),
|
|
|
|
.standard = ray_handler,
|
|
|
|
.private = ray_private_handler,
|
|
|
|
.private_args = ray_private_args,
|
|
|
|
.get_wireless_stats = ray_get_wireless_stats,
|
|
|
|
};
|
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_open(struct net_device *dev)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link;
|
2006-03-05 17:45:09 +08:00
|
|
|
link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(1, "ray_open('%s')\n", dev->name);
|
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
if (link->open == 0)
|
|
|
|
local->num_multi = 0;
|
2005-04-17 06:20:36 +08:00
|
|
|
link->open++;
|
|
|
|
|
|
|
|
/* If the card is not started, time to start it ! - Jean II */
|
|
|
|
if(local->card_status == CARD_AWAITING_PARAM) {
|
|
|
|
int i;
|
|
|
|
|
|
|
|
DEBUG(1,"ray_open: doing init now !\n");
|
|
|
|
|
|
|
|
/* Download startup parameters */
|
|
|
|
if ( (i = dl_startup_params(dev)) < 0)
|
|
|
|
{
|
|
|
|
printk(KERN_INFO "ray_dev_init dl_startup_params failed - "
|
|
|
|
"returns 0x%x\n",i);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sniffer) netif_stop_queue(dev);
|
|
|
|
else netif_start_queue(dev);
|
|
|
|
|
|
|
|
DEBUG(2,"ray_open ending\n");
|
|
|
|
return 0;
|
|
|
|
} /* end ray_open */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_dev_close(struct net_device *dev)
|
|
|
|
{
|
2006-03-05 17:45:09 +08:00
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link;
|
2006-03-05 17:45:09 +08:00
|
|
|
link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
|
|
|
DEBUG(1, "ray_dev_close('%s')\n", dev->name);
|
|
|
|
|
|
|
|
link->open--;
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
|
|
|
|
/* In here, we should stop the hardware (stop card from beeing active)
|
|
|
|
* and set local->card_status to CARD_AWAITING_PARAM, so that while the
|
|
|
|
* card is closed we can chage its configuration.
|
|
|
|
* Probably also need a COR reset to get sane state - Jean II */
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
} /* end ray_dev_close */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void ray_reset(struct net_device *dev) {
|
|
|
|
DEBUG(1,"ray_reset entered\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Cause a firmware interrupt if it is ready for one */
|
|
|
|
/* Return nonzero if not ready */
|
|
|
|
static int interrupt_ecf(ray_dev_t *local, int ccs)
|
|
|
|
{
|
|
|
|
int i = 50;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs interrupt_ecf - device not present\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
DEBUG(2,"interrupt_ecf(local=%p, ccs = 0x%x\n",local,ccs);
|
|
|
|
|
|
|
|
while ( i &&
|
|
|
|
(readb(local->amem + CIS_OFFSET + ECF_INTR_OFFSET) & ECF_INTR_SET))
|
|
|
|
i--;
|
|
|
|
if (i == 0) {
|
|
|
|
DEBUG(2,"ray_cs interrupt_ecf card not ready for interrupt\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/* Fill the mailbox, then kick the card */
|
|
|
|
writeb(ccs, local->sram + SCB_BASE);
|
|
|
|
writeb(ECF_INTR_SET, local->amem + CIS_OFFSET + ECF_INTR_OFFSET);
|
|
|
|
return 0;
|
|
|
|
} /* interrupt_ecf */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Get next free transmit CCS */
|
|
|
|
/* Return - index of current tx ccs */
|
|
|
|
static int get_free_tx_ccs(ray_dev_t *local)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
struct ccs __iomem *pccs = ccs_base(local);
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs get_free_tx_ccs - device not present\n");
|
|
|
|
return ECARDGONE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (test_and_set_bit(0,&local->tx_ccs_lock)) {
|
|
|
|
DEBUG(1,"ray_cs tx_ccs_lock busy\n");
|
|
|
|
return ECCSBUSY;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i=0; i < NUMBER_OF_TX_CCS; i++) {
|
|
|
|
if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
|
|
|
|
writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
|
|
|
|
writeb(CCS_END_LIST, &(pccs+i)->link);
|
|
|
|
local->tx_ccs_lock = 0;
|
|
|
|
return i;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
local->tx_ccs_lock = 0;
|
|
|
|
DEBUG(2,"ray_cs ERROR no free tx CCS for raylink card\n");
|
|
|
|
return ECCSFULL;
|
|
|
|
} /* get_free_tx_ccs */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Get next free CCS */
|
|
|
|
/* Return - index of current ccs */
|
|
|
|
static int get_free_ccs(ray_dev_t *local)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
struct ccs __iomem *pccs = ccs_base(local);
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs get_free_ccs - device not present\n");
|
|
|
|
return ECARDGONE;
|
|
|
|
}
|
|
|
|
if (test_and_set_bit(0,&local->ccs_lock)) {
|
|
|
|
DEBUG(1,"ray_cs ccs_lock busy\n");
|
|
|
|
return ECCSBUSY;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = NUMBER_OF_TX_CCS; i < NUMBER_OF_CCS; i++) {
|
|
|
|
if (readb(&(pccs+i)->buffer_status) == CCS_BUFFER_FREE) {
|
|
|
|
writeb(CCS_BUFFER_BUSY, &(pccs+i)->buffer_status);
|
|
|
|
writeb(CCS_END_LIST, &(pccs+i)->link);
|
|
|
|
local->ccs_lock = 0;
|
|
|
|
return i;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
local->ccs_lock = 0;
|
|
|
|
DEBUG(1,"ray_cs ERROR no free CCS for raylink card\n");
|
|
|
|
return ECCSFULL;
|
|
|
|
} /* get_free_ccs */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void authenticate_timeout(u_long data)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)data;
|
|
|
|
del_timer(&local->timer);
|
|
|
|
printk(KERN_INFO "ray_cs Authentication with access point failed"
|
|
|
|
" - timeout\n");
|
|
|
|
join_net((u_long)local);
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int asc_to_int(char a)
|
|
|
|
{
|
|
|
|
if (a < '0') return -1;
|
|
|
|
if (a <= '9') return (a - '0');
|
|
|
|
if (a < 'A') return -1;
|
|
|
|
if (a <= 'F') return (10 + a - 'A');
|
|
|
|
if (a < 'a') return -1;
|
|
|
|
if (a <= 'f') return (10 + a - 'a');
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int parse_addr(char *in_str, UCHAR *out)
|
|
|
|
{
|
|
|
|
int len;
|
|
|
|
int i,j,k;
|
|
|
|
int status;
|
|
|
|
|
|
|
|
if (in_str == NULL) return 0;
|
|
|
|
if ((len = strlen(in_str)) < 2) return 0;
|
|
|
|
memset(out, 0, ADDRLEN);
|
|
|
|
|
|
|
|
status = 1;
|
|
|
|
j = len - 1;
|
|
|
|
if (j > 12) j = 12;
|
|
|
|
i = 5;
|
|
|
|
|
|
|
|
while (j > 0)
|
|
|
|
{
|
|
|
|
if ((k = asc_to_int(in_str[j--])) != -1) out[i] = k;
|
|
|
|
else return 0;
|
|
|
|
|
|
|
|
if (j == 0) break;
|
|
|
|
if ((k = asc_to_int(in_str[j--])) != -1) out[i] += k << 4;
|
|
|
|
else return 0;
|
|
|
|
if (!i--) break;
|
|
|
|
}
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static struct net_device_stats *ray_get_stats(struct net_device *dev)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
struct status __iomem *p = local->sram + STATUS_BASE;
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs net_device_stats - device not present\n");
|
|
|
|
return &local->stats;
|
|
|
|
}
|
|
|
|
if (readb(&p->mrx_overflow_for_host))
|
|
|
|
{
|
|
|
|
local->stats.rx_over_errors += ntohs(readb(&p->mrx_overflow));
|
|
|
|
writeb(0,&p->mrx_overflow);
|
|
|
|
writeb(0,&p->mrx_overflow_for_host);
|
|
|
|
}
|
|
|
|
if (readb(&p->mrx_checksum_error_for_host))
|
|
|
|
{
|
|
|
|
local->stats.rx_crc_errors += ntohs(readb(&p->mrx_checksum_error));
|
|
|
|
writeb(0,&p->mrx_checksum_error);
|
|
|
|
writeb(0,&p->mrx_checksum_error_for_host);
|
|
|
|
}
|
|
|
|
if (readb(&p->rx_hec_error_for_host))
|
|
|
|
{
|
|
|
|
local->stats.rx_frame_errors += ntohs(readb(&p->rx_hec_error));
|
|
|
|
writeb(0,&p->rx_hec_error);
|
|
|
|
writeb(0,&p->rx_hec_error_for_host);
|
|
|
|
}
|
|
|
|
return &local->stats;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
int ccsindex;
|
|
|
|
int i;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_update_parm - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0)
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_update_parm - No free ccs\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
writeb(CCS_UPDATE_PARAMS, &pccs->cmd);
|
|
|
|
writeb(objid, &pccs->var.update_param.object_id);
|
|
|
|
writeb(1, &pccs->var.update_param.number_objects);
|
|
|
|
writeb(0, &pccs->var.update_param.failure_cause);
|
|
|
|
for (i=0; i<len; i++) {
|
|
|
|
writeb(value[i], local->sram + HOST_TO_ECF_BASE);
|
|
|
|
}
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(0,"ray_cs associate failed - ECF not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void ray_update_multi_list(struct net_device *dev, int all)
|
|
|
|
{
|
|
|
|
struct dev_mc_list *dmi, **dmip;
|
|
|
|
int ccsindex;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
int i = 0;
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
void __iomem *p = local->sram + HOST_TO_ECF_BASE;
|
|
|
|
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_update_multi_list - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
DEBUG(2,"ray_update_multi_list(%p)\n",dev);
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0)
|
|
|
|
{
|
|
|
|
DEBUG(1,"ray_update_multi - No free ccs\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
writeb(CCS_UPDATE_MULTICAST_LIST, &pccs->cmd);
|
|
|
|
|
|
|
|
if (all) {
|
|
|
|
writeb(0xff, &pccs->var);
|
|
|
|
local->num_multi = 0xff;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* Copy the kernel's list of MC addresses to card */
|
|
|
|
for (dmip=&dev->mc_list; (dmi=*dmip)!=NULL; dmip=&dmi->next) {
|
|
|
|
memcpy_toio(p, dmi->dmi_addr, ETH_ALEN);
|
|
|
|
DEBUG(1,"ray_update_multi add addr %02x%02x%02x%02x%02x%02x\n",dmi->dmi_addr[0],dmi->dmi_addr[1],dmi->dmi_addr[2],dmi->dmi_addr[3],dmi->dmi_addr[4],dmi->dmi_addr[5]);
|
|
|
|
p += ETH_ALEN;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
if (i > 256/ADDRLEN) i = 256/ADDRLEN;
|
|
|
|
writeb((UCHAR)i, &pccs->var);
|
|
|
|
DEBUG(1,"ray_cs update_multi %d addresses in list\n", i);
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
local->num_multi = i;
|
|
|
|
}
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(1,"ray_cs update_multi failed - ECF not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
}
|
|
|
|
} /* end ray_update_multi_list */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void set_multicast_list(struct net_device *dev)
|
|
|
|
{
|
|
|
|
ray_dev_t *local = (ray_dev_t *)dev->priv;
|
|
|
|
UCHAR promisc;
|
|
|
|
|
|
|
|
DEBUG(2,"ray_cs set_multicast_list(%p)\n",dev);
|
|
|
|
|
|
|
|
if (dev->flags & IFF_PROMISC)
|
|
|
|
{
|
|
|
|
if (local->sparm.b5.a_promiscuous_mode == 0) {
|
|
|
|
DEBUG(1,"ray_cs set_multicast_list promisc on\n");
|
|
|
|
local->sparm.b5.a_promiscuous_mode = 1;
|
|
|
|
promisc = 1;
|
|
|
|
ray_update_parm(dev, OBJID_promiscuous_mode, \
|
|
|
|
&promisc, sizeof(promisc));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
if (local->sparm.b5.a_promiscuous_mode == 1) {
|
|
|
|
DEBUG(1,"ray_cs set_multicast_list promisc off\n");
|
|
|
|
local->sparm.b5.a_promiscuous_mode = 0;
|
|
|
|
promisc = 0;
|
|
|
|
ray_update_parm(dev, OBJID_promiscuous_mode, \
|
|
|
|
&promisc, sizeof(promisc));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dev->flags & IFF_ALLMULTI) ray_update_multi_list(dev, 1);
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (local->num_multi != dev->mc_count) ray_update_multi_list(dev, 0);
|
|
|
|
}
|
|
|
|
} /* end set_multicast_list */
|
|
|
|
/*=============================================================================
|
|
|
|
* All routines below here are run at interrupt time.
|
|
|
|
=============================================================================*/
|
|
|
|
static irqreturn_t ray_interrupt(int irq, void *dev_id, struct pt_regs * regs)
|
|
|
|
{
|
|
|
|
struct net_device *dev = (struct net_device *)dev_id;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link;
|
2005-04-17 06:20:36 +08:00
|
|
|
ray_dev_t *local;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
struct rcs __iomem *prcs;
|
|
|
|
UCHAR rcsindex;
|
|
|
|
UCHAR tmp;
|
|
|
|
UCHAR cmd;
|
|
|
|
UCHAR status;
|
|
|
|
|
|
|
|
if (dev == NULL) /* Note that we want interrupts with dev->start == 0 */
|
|
|
|
return IRQ_NONE;
|
|
|
|
|
|
|
|
DEBUG(4,"ray_cs: interrupt for *dev=%p\n",dev);
|
|
|
|
|
|
|
|
local = (ray_dev_t *)dev->priv;
|
2006-03-31 23:21:06 +08:00
|
|
|
link = (struct pcmcia_device *)local->finder;
|
2006-03-05 18:04:33 +08:00
|
|
|
if (!pcmcia_dev_present(link)) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs interrupt from device not present or suspended.\n");
|
|
|
|
return IRQ_NONE;
|
|
|
|
}
|
|
|
|
rcsindex = readb(&((struct scb __iomem *)(local->sram))->rcs_index);
|
|
|
|
|
|
|
|
if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS))
|
|
|
|
{
|
|
|
|
DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
|
|
|
|
clear_interrupt(local);
|
|
|
|
return IRQ_HANDLED;
|
|
|
|
}
|
|
|
|
if (rcsindex < NUMBER_OF_CCS) /* If it's a returned CCS */
|
|
|
|
{
|
|
|
|
pccs = ccs_base(local) + rcsindex;
|
|
|
|
cmd = readb(&pccs->cmd);
|
|
|
|
status = readb(&pccs->buffer_status);
|
|
|
|
switch (cmd)
|
|
|
|
{
|
|
|
|
case CCS_DOWNLOAD_STARTUP_PARAMS: /* Happens in firmware someday */
|
|
|
|
del_timer(&local->timer);
|
|
|
|
if (status == CCS_COMMAND_COMPLETE) {
|
|
|
|
DEBUG(1,"ray_cs interrupt download_startup_parameters OK\n");
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
DEBUG(1,"ray_cs interrupt download_startup_parameters fail\n");
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CCS_UPDATE_PARAMS:
|
|
|
|
DEBUG(1,"ray_cs interrupt update params done\n");
|
|
|
|
if (status != CCS_COMMAND_COMPLETE) {
|
|
|
|
tmp = readb(&pccs->var.update_param.failure_cause);
|
|
|
|
DEBUG(0,"ray_cs interrupt update params failed - reason %d\n",tmp);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CCS_REPORT_PARAMS:
|
|
|
|
DEBUG(1,"ray_cs interrupt report params done\n");
|
|
|
|
break;
|
|
|
|
case CCS_UPDATE_MULTICAST_LIST: /* Note that this CCS isn't returned */
|
|
|
|
DEBUG(1,"ray_cs interrupt CCS Update Multicast List done\n");
|
|
|
|
break;
|
|
|
|
case CCS_UPDATE_POWER_SAVINGS_MODE:
|
|
|
|
DEBUG(1,"ray_cs interrupt update power save mode done\n");
|
|
|
|
break;
|
|
|
|
case CCS_START_NETWORK:
|
|
|
|
case CCS_JOIN_NETWORK:
|
|
|
|
if (status == CCS_COMMAND_COMPLETE) {
|
|
|
|
if (readb(&pccs->var.start_network.net_initiated) == 1) {
|
|
|
|
DEBUG(0,"ray_cs interrupt network \"%s\" started\n",\
|
|
|
|
local->sparm.b4.a_current_ess_id);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
DEBUG(0,"ray_cs interrupt network \"%s\" joined\n",\
|
|
|
|
local->sparm.b4.a_current_ess_id);
|
|
|
|
}
|
|
|
|
memcpy_fromio(&local->bss_id,pccs->var.start_network.bssid,ADDRLEN);
|
|
|
|
|
|
|
|
if (local->fw_ver == 0x55) local->net_default_tx_rate = 3;
|
|
|
|
else local->net_default_tx_rate =
|
|
|
|
readb(&pccs->var.start_network.net_default_tx_rate);
|
|
|
|
local->encryption = readb(&pccs->var.start_network.encryption);
|
|
|
|
if (!sniffer && (local->net_type == INFRA)
|
|
|
|
&& !(local->sparm.b4.a_acting_as_ap_status)) {
|
|
|
|
authenticate(local);
|
|
|
|
}
|
|
|
|
local->card_status = CARD_ACQ_COMPLETE;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
local->card_status = CARD_ACQ_FAILED;
|
|
|
|
|
|
|
|
del_timer(&local->timer);
|
|
|
|
local->timer.expires = jiffies + HZ*5;
|
|
|
|
local->timer.data = (long)local;
|
|
|
|
if (status == CCS_START_NETWORK) {
|
|
|
|
DEBUG(0,"ray_cs interrupt network \"%s\" start failed\n",\
|
|
|
|
local->sparm.b4.a_current_ess_id);
|
|
|
|
local->timer.function = &start_net;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
DEBUG(0,"ray_cs interrupt network \"%s\" join failed\n",\
|
|
|
|
local->sparm.b4.a_current_ess_id);
|
|
|
|
local->timer.function = &join_net;
|
|
|
|
}
|
|
|
|
add_timer(&local->timer);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CCS_START_ASSOCIATION:
|
|
|
|
if (status == CCS_COMMAND_COMPLETE) {
|
|
|
|
local->card_status = CARD_ASSOC_COMPLETE;
|
|
|
|
DEBUG(0,"ray_cs association successful\n");
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_cs association failed,\n");
|
|
|
|
local->card_status = CARD_ASSOC_FAILED;
|
|
|
|
join_net((u_long)local);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CCS_TX_REQUEST:
|
|
|
|
if (status == CCS_COMMAND_COMPLETE) {
|
|
|
|
DEBUG(3,"ray_cs interrupt tx request complete\n");
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
DEBUG(1,"ray_cs interrupt tx request failed\n");
|
|
|
|
}
|
|
|
|
if (!sniffer) netif_start_queue(dev);
|
|
|
|
netif_wake_queue(dev);
|
|
|
|
break;
|
|
|
|
case CCS_TEST_MEMORY:
|
|
|
|
DEBUG(1,"ray_cs interrupt mem test done\n");
|
|
|
|
break;
|
|
|
|
case CCS_SHUTDOWN:
|
|
|
|
DEBUG(1,"ray_cs interrupt Unexpected CCS returned - Shutdown\n");
|
|
|
|
break;
|
|
|
|
case CCS_DUMP_MEMORY:
|
|
|
|
DEBUG(1,"ray_cs interrupt dump memory done\n");
|
|
|
|
break;
|
|
|
|
case CCS_START_TIMER:
|
|
|
|
DEBUG(2,"ray_cs interrupt DING - raylink timer expired\n");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
DEBUG(1,"ray_cs interrupt Unexpected CCS 0x%x returned 0x%x\n",\
|
|
|
|
rcsindex, cmd);
|
|
|
|
}
|
|
|
|
writeb(CCS_BUFFER_FREE, &pccs->buffer_status);
|
|
|
|
}
|
|
|
|
else /* It's an RCS */
|
|
|
|
{
|
|
|
|
prcs = rcs_base(local) + rcsindex;
|
|
|
|
|
|
|
|
switch (readb(&prcs->interrupt_id))
|
|
|
|
{
|
|
|
|
case PROCESS_RX_PACKET:
|
|
|
|
ray_rx(dev, local, prcs);
|
|
|
|
break;
|
|
|
|
case REJOIN_NET_COMPLETE:
|
|
|
|
DEBUG(1,"ray_cs interrupt rejoin net complete\n");
|
|
|
|
local->card_status = CARD_ACQ_COMPLETE;
|
|
|
|
/* do we need to clear tx buffers CCS's? */
|
|
|
|
if (local->sparm.b4.a_network_type == ADHOC) {
|
|
|
|
if (!sniffer) netif_start_queue(dev);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
memcpy_fromio(&local->bss_id, prcs->var.rejoin_net_complete.bssid, ADDRLEN);
|
|
|
|
DEBUG(1,"ray_cs new BSSID = %02x%02x%02x%02x%02x%02x\n",\
|
|
|
|
local->bss_id[0], local->bss_id[1], local->bss_id[2],\
|
|
|
|
local->bss_id[3], local->bss_id[4], local->bss_id[5]);
|
|
|
|
if (!sniffer) authenticate(local);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case ROAMING_INITIATED:
|
|
|
|
DEBUG(1,"ray_cs interrupt roaming initiated\n");
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
local->card_status = CARD_DOING_ACQ;
|
|
|
|
break;
|
|
|
|
case JAPAN_CALL_SIGN_RXD:
|
|
|
|
DEBUG(1,"ray_cs interrupt japan call sign rx\n");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
DEBUG(1,"ray_cs Unexpected interrupt for RCS 0x%x cmd = 0x%x\n",\
|
|
|
|
rcsindex, (unsigned int) readb(&prcs->interrupt_id));
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
writeb(CCS_BUFFER_FREE, &prcs->buffer_status);
|
|
|
|
}
|
|
|
|
clear_interrupt(local);
|
|
|
|
return IRQ_HANDLED;
|
|
|
|
} /* ray_interrupt */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void ray_rx(struct net_device *dev, ray_dev_t *local, struct rcs __iomem *prcs)
|
|
|
|
{
|
|
|
|
int rx_len;
|
|
|
|
unsigned int pkt_addr;
|
|
|
|
void __iomem *pmsg;
|
|
|
|
DEBUG(4,"ray_rx process rx packet\n");
|
|
|
|
|
|
|
|
/* Calculate address of packet within Rx buffer */
|
|
|
|
pkt_addr = ((readb(&prcs->var.rx_packet.rx_data_ptr[0]) << 8)
|
|
|
|
+ readb(&prcs->var.rx_packet.rx_data_ptr[1])) & RX_BUFF_END;
|
|
|
|
/* Length of first packet fragment */
|
|
|
|
rx_len = (readb(&prcs->var.rx_packet.rx_data_length[0]) << 8)
|
|
|
|
+ readb(&prcs->var.rx_packet.rx_data_length[1]);
|
|
|
|
|
|
|
|
local->last_rsl = readb(&prcs->var.rx_packet.rx_sig_lev);
|
|
|
|
pmsg = local->rmem + pkt_addr;
|
|
|
|
switch(readb(pmsg))
|
|
|
|
{
|
|
|
|
case DATA_TYPE:
|
|
|
|
DEBUG(4,"ray_rx data type\n");
|
|
|
|
rx_data(dev, prcs, pkt_addr, rx_len);
|
|
|
|
break;
|
|
|
|
case AUTHENTIC_TYPE:
|
|
|
|
DEBUG(4,"ray_rx authentic type\n");
|
|
|
|
if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
|
|
|
|
else rx_authenticate(local, prcs, pkt_addr, rx_len);
|
|
|
|
break;
|
|
|
|
case DEAUTHENTIC_TYPE:
|
|
|
|
DEBUG(4,"ray_rx deauth type\n");
|
|
|
|
if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
|
|
|
|
else rx_deauthenticate(local, prcs, pkt_addr, rx_len);
|
|
|
|
break;
|
|
|
|
case NULL_MSG_TYPE:
|
|
|
|
DEBUG(3,"ray_cs rx NULL msg\n");
|
|
|
|
break;
|
|
|
|
case BEACON_TYPE:
|
|
|
|
DEBUG(4,"ray_rx beacon type\n");
|
|
|
|
if (sniffer) rx_data(dev, prcs, pkt_addr, rx_len);
|
|
|
|
|
|
|
|
copy_from_rx_buff(local, (UCHAR *)&local->last_bcn, pkt_addr,
|
|
|
|
rx_len < sizeof(struct beacon_rx) ?
|
|
|
|
rx_len : sizeof(struct beacon_rx));
|
|
|
|
|
|
|
|
local->beacon_rxed = 1;
|
|
|
|
/* Get the statistics so the card counters never overflow */
|
|
|
|
ray_get_stats(dev);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
DEBUG(0,"ray_cs unknown pkt type %2x\n", (unsigned int) readb(pmsg));
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
} /* end ray_rx */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void rx_data(struct net_device *dev, struct rcs __iomem *prcs, unsigned int pkt_addr,
|
|
|
|
int rx_len)
|
|
|
|
{
|
|
|
|
struct sk_buff *skb = NULL;
|
|
|
|
struct rcs __iomem *prcslink = prcs;
|
|
|
|
ray_dev_t *local = dev->priv;
|
|
|
|
UCHAR *rx_ptr;
|
|
|
|
int total_len;
|
|
|
|
int tmp;
|
|
|
|
#ifdef WIRELESS_SPY
|
|
|
|
int siglev = local->last_rsl;
|
|
|
|
u_char linksrcaddr[ETH_ALEN]; /* Other end of the wireless link */
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if (!sniffer) {
|
|
|
|
if (translate) {
|
|
|
|
/* TBD length needs fixing for translated header */
|
|
|
|
if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
|
|
|
|
rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else /* encapsulated ethernet */ {
|
|
|
|
if (rx_len < (ETH_HLEN + RX_MAC_HEADER_LENGTH) ||
|
|
|
|
rx_len > (dev->mtu + RX_MAC_HEADER_LENGTH + ETH_HLEN + FCS_LEN))
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_cs invalid packet length %d received \n",rx_len);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
DEBUG(4,"ray_cs rx_data packet\n");
|
|
|
|
/* If fragmented packet, verify sizes of fragments add up */
|
|
|
|
if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
|
|
|
|
DEBUG(1,"ray_cs rx'ed fragment\n");
|
|
|
|
tmp = (readb(&prcs->var.rx_packet.totalpacketlength[0]) << 8)
|
|
|
|
+ readb(&prcs->var.rx_packet.totalpacketlength[1]);
|
|
|
|
total_len = tmp;
|
|
|
|
prcslink = prcs;
|
|
|
|
do {
|
|
|
|
tmp -= (readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
|
|
|
|
+ readb(&prcslink->var.rx_packet.rx_data_length[1]);
|
|
|
|
if (readb(&prcslink->var.rx_packet.next_frag_rcs_index) == 0xFF
|
|
|
|
|| tmp < 0) break;
|
|
|
|
prcslink = rcs_base(local)
|
|
|
|
+ readb(&prcslink->link_field);
|
|
|
|
} while (1);
|
|
|
|
|
|
|
|
if (tmp < 0)
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_cs rx_data fragment lengths don't add up\n");
|
|
|
|
local->stats.rx_dropped++;
|
|
|
|
release_frag_chain(local, prcs);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else { /* Single unfragmented packet */
|
|
|
|
total_len = rx_len;
|
|
|
|
}
|
|
|
|
|
|
|
|
skb = dev_alloc_skb( total_len+5 );
|
|
|
|
if (skb == NULL)
|
|
|
|
{
|
|
|
|
DEBUG(0,"ray_cs rx_data could not allocate skb\n");
|
|
|
|
local->stats.rx_dropped++;
|
|
|
|
if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF)
|
|
|
|
release_frag_chain(local, prcs);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
skb_reserve( skb, 2); /* Align IP on 16 byte (TBD check this)*/
|
|
|
|
skb->dev = dev;
|
|
|
|
|
|
|
|
DEBUG(4,"ray_cs rx_data total_len = %x, rx_len = %x\n",total_len,rx_len);
|
|
|
|
|
|
|
|
/************************/
|
|
|
|
/* Reserve enough room for the whole damn packet. */
|
|
|
|
rx_ptr = skb_put( skb, total_len);
|
|
|
|
/* Copy the whole packet to sk_buff */
|
|
|
|
rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr & RX_BUFF_END, rx_len);
|
|
|
|
/* Get source address */
|
|
|
|
#ifdef WIRELESS_SPY
|
|
|
|
memcpy(linksrcaddr, ((struct mac_header *)skb->data)->addr_2, ETH_ALEN);
|
|
|
|
#endif
|
|
|
|
/* Now, deal with encapsulation/translation/sniffer */
|
|
|
|
if (!sniffer) {
|
|
|
|
if (!translate) {
|
|
|
|
/* Encapsulated ethernet, so just lop off 802.11 MAC header */
|
|
|
|
/* TBD reserve skb_reserve( skb, RX_MAC_HEADER_LENGTH); */
|
|
|
|
skb_pull( skb, RX_MAC_HEADER_LENGTH);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* Do translation */
|
|
|
|
untranslate(local, skb, total_len);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{ /* sniffer mode, so just pass whole packet */ };
|
|
|
|
|
|
|
|
/************************/
|
|
|
|
/* Now pick up the rest of the fragments if any */
|
|
|
|
tmp = 17;
|
|
|
|
if (readb(&prcs->var.rx_packet.next_frag_rcs_index) != 0xFF) {
|
|
|
|
prcslink = prcs;
|
|
|
|
DEBUG(1,"ray_cs rx_data in fragment loop\n");
|
|
|
|
do {
|
|
|
|
prcslink = rcs_base(local)
|
|
|
|
+ readb(&prcslink->var.rx_packet.next_frag_rcs_index);
|
|
|
|
rx_len = (( readb(&prcslink->var.rx_packet.rx_data_length[0]) << 8)
|
|
|
|
+ readb(&prcslink->var.rx_packet.rx_data_length[1]))
|
|
|
|
& RX_BUFF_END;
|
|
|
|
pkt_addr = (( readb(&prcslink->var.rx_packet.rx_data_ptr[0]) << 8)
|
|
|
|
+ readb(&prcslink->var.rx_packet.rx_data_ptr[1]))
|
|
|
|
& RX_BUFF_END;
|
|
|
|
|
|
|
|
rx_ptr += copy_from_rx_buff(local, rx_ptr, pkt_addr, rx_len);
|
|
|
|
|
|
|
|
} while (tmp-- &&
|
|
|
|
readb(&prcslink->var.rx_packet.next_frag_rcs_index) != 0xFF);
|
|
|
|
release_frag_chain(local, prcs);
|
|
|
|
}
|
|
|
|
|
|
|
|
skb->protocol = eth_type_trans(skb,dev);
|
|
|
|
netif_rx(skb);
|
|
|
|
dev->last_rx = jiffies;
|
|
|
|
local->stats.rx_packets++;
|
|
|
|
local->stats.rx_bytes += total_len;
|
|
|
|
|
|
|
|
/* Gather signal strength per address */
|
|
|
|
#ifdef WIRELESS_SPY
|
|
|
|
/* For the Access Point or the node having started the ad-hoc net
|
|
|
|
* note : ad-hoc work only in some specific configurations, but we
|
|
|
|
* kludge in ray_get_wireless_stats... */
|
|
|
|
if(!memcmp(linksrcaddr, local->bss_id, ETH_ALEN))
|
|
|
|
{
|
|
|
|
/* Update statistics */
|
|
|
|
/*local->wstats.qual.qual = none ? */
|
|
|
|
local->wstats.qual.level = siglev;
|
|
|
|
/*local->wstats.qual.noise = none ? */
|
|
|
|
local->wstats.qual.updated = 0x2;
|
|
|
|
}
|
2005-09-03 02:40:39 +08:00
|
|
|
/* Now, update the spy stuff */
|
2005-04-17 06:20:36 +08:00
|
|
|
{
|
2005-09-03 02:40:39 +08:00
|
|
|
struct iw_quality wstats;
|
|
|
|
wstats.level = siglev;
|
|
|
|
/* wstats.noise = none ? */
|
|
|
|
/* wstats.qual = none ? */
|
|
|
|
wstats.updated = 0x2;
|
|
|
|
/* Update spy records */
|
|
|
|
wireless_spy_update(dev, linksrcaddr, &wstats);
|
2005-04-17 06:20:36 +08:00
|
|
|
}
|
|
|
|
#endif /* WIRELESS_SPY */
|
|
|
|
} /* end rx_data */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void untranslate(ray_dev_t *local, struct sk_buff *skb, int len)
|
|
|
|
{
|
|
|
|
snaphdr_t *psnap = (snaphdr_t *)(skb->data + RX_MAC_HEADER_LENGTH);
|
|
|
|
struct mac_header *pmac = (struct mac_header *)skb->data;
|
|
|
|
unsigned short type = *(unsigned short *)psnap->ethertype;
|
|
|
|
unsigned int xsap = *(unsigned int *)psnap & 0x00ffffff;
|
|
|
|
unsigned int org = (*(unsigned int *)psnap->org) & 0x00ffffff;
|
|
|
|
int delta;
|
|
|
|
struct ethhdr *peth;
|
|
|
|
UCHAR srcaddr[ADDRLEN];
|
|
|
|
UCHAR destaddr[ADDRLEN];
|
|
|
|
|
|
|
|
if (pmac->frame_ctl_2 & FC2_FROM_DS) {
|
|
|
|
if (pmac->frame_ctl_2 & FC2_TO_DS) { /* AP to AP */
|
|
|
|
memcpy(destaddr, pmac->addr_3, ADDRLEN);
|
|
|
|
memcpy(srcaddr, ((unsigned char *)pmac->addr_3) + ADDRLEN, ADDRLEN);
|
|
|
|
} else { /* AP to terminal */
|
|
|
|
memcpy(destaddr, pmac->addr_1, ADDRLEN);
|
|
|
|
memcpy(srcaddr, pmac->addr_3, ADDRLEN);
|
|
|
|
}
|
|
|
|
} else { /* Terminal to AP */
|
|
|
|
if (pmac->frame_ctl_2 & FC2_TO_DS) {
|
|
|
|
memcpy(destaddr, pmac->addr_3, ADDRLEN);
|
|
|
|
memcpy(srcaddr, pmac->addr_2, ADDRLEN);
|
|
|
|
} else { /* Adhoc */
|
|
|
|
memcpy(destaddr, pmac->addr_1, ADDRLEN);
|
|
|
|
memcpy(srcaddr, pmac->addr_2, ADDRLEN);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef PCMCIA_DEBUG
|
|
|
|
if (pc_debug > 3) {
|
|
|
|
int i;
|
|
|
|
printk(KERN_DEBUG "skb->data before untranslate");
|
|
|
|
for (i=0;i<64;i++)
|
|
|
|
printk("%02x ",skb->data[i]);
|
|
|
|
printk("\n" KERN_DEBUG "type = %08x, xsap = %08x, org = %08x\n",
|
|
|
|
type,xsap,org);
|
|
|
|
printk(KERN_DEBUG "untranslate skb->data = %p\n",skb->data);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if ( xsap != SNAP_ID) {
|
|
|
|
/* not a snap type so leave it alone */
|
|
|
|
DEBUG(3,"ray_cs untranslate NOT SNAP %x\n", *(unsigned int *)psnap & 0x00ffffff);
|
|
|
|
|
|
|
|
delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
|
|
|
|
peth = (struct ethhdr *)(skb->data + delta);
|
|
|
|
peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
|
|
|
|
}
|
|
|
|
else { /* Its a SNAP */
|
|
|
|
if (org == BRIDGE_ENCAP) { /* EtherII and nuke the LLC */
|
|
|
|
DEBUG(3,"ray_cs untranslate Bridge encap\n");
|
|
|
|
delta = RX_MAC_HEADER_LENGTH
|
|
|
|
+ sizeof(struct snaphdr_t) - ETH_HLEN;
|
|
|
|
peth = (struct ethhdr *)(skb->data + delta);
|
|
|
|
peth->h_proto = type;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
if (org == RFC1042_ENCAP) {
|
|
|
|
switch (type) {
|
|
|
|
case RAY_IPX_TYPE:
|
|
|
|
case APPLEARP_TYPE:
|
|
|
|
DEBUG(3,"ray_cs untranslate RFC IPX/AARP\n");
|
|
|
|
delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
|
|
|
|
peth = (struct ethhdr *)(skb->data + delta);
|
|
|
|
peth->h_proto = htons(len - RX_MAC_HEADER_LENGTH);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
DEBUG(3,"ray_cs untranslate RFC default\n");
|
|
|
|
delta = RX_MAC_HEADER_LENGTH +
|
|
|
|
sizeof(struct snaphdr_t) - ETH_HLEN;
|
|
|
|
peth = (struct ethhdr *)(skb->data + delta);
|
|
|
|
peth->h_proto = type;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
printk("ray_cs untranslate very confused by packet\n");
|
|
|
|
delta = RX_MAC_HEADER_LENGTH - ETH_HLEN;
|
|
|
|
peth = (struct ethhdr *)(skb->data + delta);
|
|
|
|
peth->h_proto = type;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* TBD reserve skb_reserve(skb, delta); */
|
|
|
|
skb_pull(skb, delta);
|
|
|
|
DEBUG(3,"untranslate after skb_pull(%d), skb->data = %p\n",delta,skb->data);
|
|
|
|
memcpy(peth->h_dest, destaddr, ADDRLEN);
|
|
|
|
memcpy(peth->h_source, srcaddr, ADDRLEN);
|
|
|
|
#ifdef PCMCIA_DEBUG
|
|
|
|
if (pc_debug > 3) {
|
|
|
|
int i;
|
|
|
|
printk(KERN_DEBUG "skb->data after untranslate:");
|
|
|
|
for (i=0;i<64;i++)
|
|
|
|
printk("%02x ",skb->data[i]);
|
|
|
|
printk("\n");
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
} /* end untranslate */
|
|
|
|
/*===========================================================================*/
|
|
|
|
/* Copy data from circular receive buffer to PC memory.
|
|
|
|
* dest = destination address in PC memory
|
|
|
|
* pkt_addr = source address in receive buffer
|
|
|
|
* len = length of packet to copy
|
|
|
|
*/
|
|
|
|
static int copy_from_rx_buff(ray_dev_t *local, UCHAR *dest, int pkt_addr, int length)
|
|
|
|
{
|
|
|
|
int wrap_bytes = (pkt_addr + length) - (RX_BUFF_END + 1);
|
|
|
|
if (wrap_bytes <= 0)
|
|
|
|
{
|
|
|
|
memcpy_fromio(dest,local->rmem + pkt_addr,length);
|
|
|
|
}
|
|
|
|
else /* Packet wrapped in circular buffer */
|
|
|
|
{
|
|
|
|
memcpy_fromio(dest,local->rmem+pkt_addr,length - wrap_bytes);
|
|
|
|
memcpy_fromio(dest + length - wrap_bytes, local->rmem, wrap_bytes);
|
|
|
|
}
|
|
|
|
return length;
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void release_frag_chain(ray_dev_t *local, struct rcs __iomem * prcs)
|
|
|
|
{
|
|
|
|
struct rcs __iomem *prcslink = prcs;
|
|
|
|
int tmp = 17;
|
|
|
|
unsigned rcsindex = readb(&prcs->var.rx_packet.next_frag_rcs_index);
|
|
|
|
|
|
|
|
while (tmp--) {
|
|
|
|
writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
|
|
|
|
if (rcsindex >= (NUMBER_OF_CCS + NUMBER_OF_RCS)) {
|
|
|
|
DEBUG(1,"ray_cs interrupt bad rcsindex = 0x%x\n",rcsindex);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
prcslink = rcs_base(local) + rcsindex;
|
|
|
|
rcsindex = readb(&prcslink->var.rx_packet.next_frag_rcs_index);
|
|
|
|
}
|
|
|
|
writeb(CCS_BUFFER_FREE, &prcslink->buffer_status);
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void authenticate(ray_dev_t *local)
|
|
|
|
{
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(0,"ray_cs Starting authentication.\n");
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs authenticate - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
del_timer(&local->timer);
|
|
|
|
if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {
|
|
|
|
local->timer.function = &join_net;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
local->timer.function = &authenticate_timeout;
|
|
|
|
}
|
|
|
|
local->timer.expires = jiffies + HZ*2;
|
|
|
|
local->timer.data = (long)local;
|
|
|
|
add_timer(&local->timer);
|
|
|
|
local->authentication_state = AWAITING_RESPONSE;
|
|
|
|
} /* end authenticate */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
|
|
|
|
unsigned int pkt_addr, int rx_len)
|
|
|
|
{
|
|
|
|
UCHAR buff[256];
|
|
|
|
struct rx_msg *msg = (struct rx_msg *)buff;
|
|
|
|
|
|
|
|
del_timer(&local->timer);
|
|
|
|
|
|
|
|
copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
|
|
|
|
/* if we are trying to get authenticated */
|
|
|
|
if (local->sparm.b4.a_network_type == ADHOC) {
|
|
|
|
DEBUG(1,"ray_cs rx_auth var= %02x %02x %02x %02x %02x %02x\n", msg->var[0],msg->var[1],msg->var[2],msg->var[3],msg->var[4],msg->var[5]);
|
|
|
|
if (msg->var[2] == 1) {
|
|
|
|
DEBUG(0,"ray_cs Sending authentication response.\n");
|
|
|
|
if (!build_auth_frame (local, msg->mac.addr_2, OPEN_AUTH_RESPONSE)) {
|
|
|
|
local->authentication_state = NEED_TO_AUTH;
|
|
|
|
memcpy(local->auth_id, msg->mac.addr_2, ADDRLEN);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else /* Infrastructure network */
|
|
|
|
{
|
|
|
|
if (local->authentication_state == AWAITING_RESPONSE) {
|
|
|
|
/* Verify authentication sequence #2 and success */
|
|
|
|
if (msg->var[2] == 2) {
|
|
|
|
if ((msg->var[3] | msg->var[4]) == 0) {
|
|
|
|
DEBUG(1,"Authentication successful\n");
|
|
|
|
local->card_status = CARD_AUTH_COMPLETE;
|
|
|
|
associate(local);
|
|
|
|
local->authentication_state = AUTHENTICATED;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
DEBUG(0,"Authentication refused\n");
|
|
|
|
local->card_status = CARD_AUTH_REFUSED;
|
|
|
|
join_net((u_long)local);
|
|
|
|
local->authentication_state = UNAUTHENTICATED;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} /* end rx_authenticate */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void associate(ray_dev_t *local)
|
|
|
|
{
|
|
|
|
struct ccs __iomem *pccs;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link = local->finder;
|
2005-04-17 06:20:36 +08:00
|
|
|
struct net_device *dev = link->priv;
|
|
|
|
int ccsindex;
|
2006-03-02 07:09:29 +08:00
|
|
|
if (!(pcmcia_dev_present(link))) {
|
2005-04-17 06:20:36 +08:00
|
|
|
DEBUG(2,"ray_cs associate - device not present\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* If no tx buffers available, return*/
|
|
|
|
if ((ccsindex = get_free_ccs(local)) < 0)
|
|
|
|
{
|
|
|
|
/* TBD should never be here but... what if we are? */
|
|
|
|
DEBUG(1,"ray_cs associate - No free ccs\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
DEBUG(1,"ray_cs Starting association with access point\n");
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
/* fill in the CCS */
|
|
|
|
writeb(CCS_START_ASSOCIATION, &pccs->cmd);
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(1,"ray_cs associate failed - ECF not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
|
|
|
|
del_timer(&local->timer);
|
|
|
|
local->timer.expires = jiffies + HZ*2;
|
|
|
|
local->timer.data = (long)local;
|
|
|
|
local->timer.function = &join_net;
|
|
|
|
add_timer(&local->timer);
|
|
|
|
local->card_status = CARD_ASSOC_FAILED;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
if (!sniffer) netif_start_queue(dev);
|
|
|
|
|
|
|
|
} /* end associate */
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void rx_deauthenticate(ray_dev_t *local, struct rcs __iomem *prcs,
|
|
|
|
unsigned int pkt_addr, int rx_len)
|
|
|
|
{
|
|
|
|
/* UCHAR buff[256];
|
|
|
|
struct rx_msg *msg = (struct rx_msg *)buff;
|
|
|
|
*/
|
|
|
|
DEBUG(0,"Deauthentication frame received\n");
|
|
|
|
local->authentication_state = UNAUTHENTICATED;
|
|
|
|
/* Need to reauthenticate or rejoin depending on reason code */
|
|
|
|
/* copy_from_rx_buff(local, buff, pkt_addr, rx_len & 0xff);
|
|
|
|
*/
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
static void clear_interrupt(ray_dev_t *local)
|
|
|
|
{
|
|
|
|
writeb(0, local->amem + CIS_OFFSET + HCS_INTR_OFFSET);
|
|
|
|
}
|
|
|
|
/*===========================================================================*/
|
|
|
|
#ifdef CONFIG_PROC_FS
|
|
|
|
#define MAXDATA (PAGE_SIZE - 80)
|
|
|
|
|
|
|
|
static char *card_status[] = {
|
|
|
|
"Card inserted - uninitialized", /* 0 */
|
|
|
|
"Card not downloaded", /* 1 */
|
|
|
|
"Waiting for download parameters", /* 2 */
|
|
|
|
"Card doing acquisition", /* 3 */
|
|
|
|
"Acquisition complete", /* 4 */
|
|
|
|
"Authentication complete", /* 5 */
|
|
|
|
"Association complete", /* 6 */
|
|
|
|
"???", "???", "???", "???", /* 7 8 9 10 undefined */
|
|
|
|
"Card init error", /* 11 */
|
|
|
|
"Download parameters error", /* 12 */
|
|
|
|
"???", /* 13 */
|
|
|
|
"Acquisition failed", /* 14 */
|
|
|
|
"Authentication refused", /* 15 */
|
|
|
|
"Association failed" /* 16 */
|
|
|
|
};
|
|
|
|
|
|
|
|
static char *nettype[] = {"Adhoc", "Infra "};
|
|
|
|
static char *framing[] = {"Encapsulation", "Translation"}
|
|
|
|
;
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int ray_cs_proc_read(char *buf, char **start, off_t offset, int len)
|
|
|
|
{
|
|
|
|
/* Print current values which are not available via other means
|
|
|
|
* eg ifconfig
|
|
|
|
*/
|
|
|
|
int i;
|
2006-03-31 23:21:06 +08:00
|
|
|
struct pcmcia_device *link;
|
2005-04-17 06:20:36 +08:00
|
|
|
struct net_device *dev;
|
|
|
|
ray_dev_t *local;
|
|
|
|
UCHAR *p;
|
|
|
|
struct freq_hop_element *pfh;
|
|
|
|
UCHAR c[33];
|
|
|
|
|
2006-03-05 17:45:09 +08:00
|
|
|
link = this_device;
|
2005-04-17 06:20:36 +08:00
|
|
|
if (!link)
|
|
|
|
return 0;
|
|
|
|
dev = (struct net_device *)link->priv;
|
|
|
|
if (!dev)
|
|
|
|
return 0;
|
|
|
|
local = (ray_dev_t *)dev->priv;
|
|
|
|
if (!local)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
len = 0;
|
|
|
|
|
|
|
|
len += sprintf(buf + len, "Raylink Wireless LAN driver status\n");
|
|
|
|
len += sprintf(buf + len, "%s\n", rcsid);
|
|
|
|
/* build 4 does not report version, and field is 0x55 after memtest */
|
|
|
|
len += sprintf(buf + len, "Firmware version = ");
|
|
|
|
if (local->fw_ver == 0x55)
|
|
|
|
len += sprintf(buf + len, "4 - Use dump_cis for more details\n");
|
|
|
|
else
|
|
|
|
len += sprintf(buf + len, "%2d.%02d.%02d\n",
|
|
|
|
local->fw_ver, local->fw_bld, local->fw_var);
|
|
|
|
|
|
|
|
for (i=0; i<32; i++) c[i] = local->sparm.b5.a_current_ess_id[i];
|
|
|
|
c[32] = 0;
|
|
|
|
len += sprintf(buf + len, "%s network ESSID = \"%s\"\n",
|
|
|
|
nettype[local->sparm.b5.a_network_type], c);
|
|
|
|
|
|
|
|
p = local->bss_id;
|
|
|
|
len += sprintf(buf + len,
|
|
|
|
"BSSID = %02x:%02x:%02x:%02x:%02x:%02x\n",
|
|
|
|
p[0],p[1],p[2],p[3],p[4],p[5]);
|
|
|
|
|
|
|
|
len += sprintf(buf + len, "Country code = %d\n",
|
|
|
|
local->sparm.b5.a_curr_country_code);
|
|
|
|
|
|
|
|
i = local->card_status;
|
|
|
|
if (i < 0) i = 10;
|
|
|
|
if (i > 16) i = 10;
|
|
|
|
len += sprintf(buf + len, "Card status = %s\n", card_status[i]);
|
|
|
|
|
|
|
|
len += sprintf(buf + len, "Framing mode = %s\n",framing[translate]);
|
|
|
|
|
|
|
|
len += sprintf(buf + len, "Last pkt signal lvl = %d\n", local->last_rsl);
|
|
|
|
|
|
|
|
if (local->beacon_rxed) {
|
|
|
|
/* Pull some fields out of last beacon received */
|
|
|
|
len += sprintf(buf + len, "Beacon Interval = %d Kus\n",
|
|
|
|
local->last_bcn.beacon_intvl[0]
|
|
|
|
+ 256 * local->last_bcn.beacon_intvl[1]);
|
|
|
|
|
|
|
|
p = local->last_bcn.elements;
|
|
|
|
if (p[0] == C_ESSID_ELEMENT_ID) p += p[1] + 2;
|
|
|
|
else {
|
|
|
|
len += sprintf(buf + len, "Parse beacon failed at essid element id = %d\n",p[0]);
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p[0] == C_SUPPORTED_RATES_ELEMENT_ID) {
|
|
|
|
len += sprintf(buf + len, "Supported rate codes = ");
|
|
|
|
for (i=2; i<p[1] + 2; i++)
|
|
|
|
len += sprintf(buf + len, "0x%02x ", p[i]);
|
|
|
|
len += sprintf(buf + len, "\n");
|
|
|
|
p += p[1] + 2;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
len += sprintf(buf + len, "Parse beacon failed at rates element\n");
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p[0] == C_FH_PARAM_SET_ELEMENT_ID) {
|
|
|
|
pfh = (struct freq_hop_element *)p;
|
|
|
|
len += sprintf(buf + len, "Hop dwell = %d Kus\n",
|
|
|
|
pfh->dwell_time[0] + 256 * pfh->dwell_time[1]);
|
|
|
|
len += sprintf(buf + len, "Hop set = %d \n", pfh->hop_set);
|
|
|
|
len += sprintf(buf + len, "Hop pattern = %d \n", pfh->hop_pattern);
|
|
|
|
len += sprintf(buf + len, "Hop index = %d \n", pfh->hop_index);
|
|
|
|
p += p[1] + 2;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
len += sprintf(buf + len, "Parse beacon failed at FH param element\n");
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
len += sprintf(buf + len, "No beacons received\n");
|
|
|
|
}
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif
|
|
|
|
/*===========================================================================*/
|
|
|
|
static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type)
|
|
|
|
{
|
|
|
|
int addr;
|
|
|
|
struct ccs __iomem *pccs;
|
|
|
|
struct tx_msg __iomem *ptx;
|
|
|
|
int ccsindex;
|
|
|
|
|
|
|
|
/* If no tx buffers available, return */
|
|
|
|
if ((ccsindex = get_free_tx_ccs(local)) < 0)
|
|
|
|
{
|
|
|
|
DEBUG(1,"ray_cs send authenticate - No free tx ccs\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
pccs = ccs_base(local) + ccsindex;
|
|
|
|
|
|
|
|
/* Address in card space */
|
|
|
|
addr = TX_BUF_BASE + (ccsindex << 11);
|
|
|
|
/* fill in the CCS */
|
|
|
|
writeb(CCS_TX_REQUEST, &pccs->cmd);
|
|
|
|
writeb(addr >> 8, pccs->var.tx_request.tx_data_ptr);
|
|
|
|
writeb(0x20, pccs->var.tx_request.tx_data_ptr + 1);
|
|
|
|
writeb(TX_AUTHENTICATE_LENGTH_MSB, pccs->var.tx_request.tx_data_length);
|
|
|
|
writeb(TX_AUTHENTICATE_LENGTH_LSB,pccs->var.tx_request.tx_data_length + 1);
|
|
|
|
writeb(0, &pccs->var.tx_request.pow_sav_mode);
|
|
|
|
|
|
|
|
ptx = local->sram + addr;
|
|
|
|
/* fill in the mac header */
|
|
|
|
writeb(PROTOCOL_VER | AUTHENTIC_TYPE, &ptx->mac.frame_ctl_1);
|
|
|
|
writeb(0, &ptx->mac.frame_ctl_2);
|
|
|
|
|
|
|
|
memcpy_toio(ptx->mac.addr_1, dest, ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_2, local->sparm.b4.a_mac_addr, ADDRLEN);
|
|
|
|
memcpy_toio(ptx->mac.addr_3, local->bss_id, ADDRLEN);
|
|
|
|
|
|
|
|
/* Fill in msg body with protocol 00 00, sequence 01 00 ,status 00 00 */
|
|
|
|
memset_io(ptx->var, 0, 6);
|
|
|
|
writeb(auth_type & 0xff, ptx->var + 2);
|
|
|
|
|
|
|
|
/* Interrupt the firmware to process the command */
|
|
|
|
if (interrupt_ecf(local, ccsindex)) {
|
|
|
|
DEBUG(1,"ray_cs send authentication request failed - ECF not ready for intr\n");
|
|
|
|
writeb(CCS_BUFFER_FREE, &(pccs++)->buffer_status);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
} /* End build_auth_frame */
|
|
|
|
|
|
|
|
/*===========================================================================*/
|
|
|
|
#ifdef CONFIG_PROC_FS
|
|
|
|
static void raycs_write(const char *name, write_proc_t *w, void *data)
|
|
|
|
{
|
|
|
|
struct proc_dir_entry * entry = create_proc_entry(name, S_IFREG | S_IWUSR, NULL);
|
|
|
|
if (entry) {
|
|
|
|
entry->write_proc = w;
|
|
|
|
entry->data = data;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int write_essid(struct file *file, const char __user *buffer, unsigned long count, void *data)
|
|
|
|
{
|
|
|
|
static char proc_essid[33];
|
|
|
|
int len = count;
|
|
|
|
|
|
|
|
if (len > 32)
|
|
|
|
len = 32;
|
|
|
|
memset(proc_essid, 0, 33);
|
|
|
|
if (copy_from_user(proc_essid, buffer, len))
|
|
|
|
return -EFAULT;
|
|
|
|
essid = proc_essid;
|
|
|
|
return count;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int write_int(struct file *file, const char __user *buffer, unsigned long count, void *data)
|
|
|
|
{
|
|
|
|
static char proc_number[10];
|
|
|
|
char *p;
|
|
|
|
int nr, len;
|
|
|
|
|
|
|
|
if (!count)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
if (count > 9)
|
|
|
|
return -EINVAL;
|
|
|
|
if (copy_from_user(proc_number, buffer, count))
|
|
|
|
return -EFAULT;
|
|
|
|
p = proc_number;
|
|
|
|
nr = 0;
|
|
|
|
len = count;
|
|
|
|
do {
|
|
|
|
unsigned int c = *p - '0';
|
|
|
|
if (c > 9)
|
|
|
|
return -EINVAL;
|
|
|
|
nr = nr*10 + c;
|
|
|
|
p++;
|
|
|
|
} while (--len);
|
|
|
|
*(int *)data = nr;
|
|
|
|
return count;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2005-06-28 07:28:24 +08:00
|
|
|
static struct pcmcia_device_id ray_ids[] = {
|
|
|
|
PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000),
|
|
|
|
PCMCIA_DEVICE_NULL,
|
|
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(pcmcia, ray_ids);
|
|
|
|
|
2005-04-17 06:20:36 +08:00
|
|
|
static struct pcmcia_driver ray_driver = {
|
|
|
|
.owner = THIS_MODULE,
|
|
|
|
.drv = {
|
|
|
|
.name = "ray_cs",
|
|
|
|
},
|
2006-03-31 23:26:06 +08:00
|
|
|
.probe = ray_probe,
|
2005-11-15 04:23:14 +08:00
|
|
|
.remove = ray_detach,
|
2005-06-28 07:28:24 +08:00
|
|
|
.id_table = ray_ids,
|
2005-11-15 04:21:18 +08:00
|
|
|
.suspend = ray_suspend,
|
|
|
|
.resume = ray_resume,
|
2005-04-17 06:20:36 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static int __init init_ray_cs(void)
|
|
|
|
{
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
DEBUG(1, "%s\n", rcsid);
|
|
|
|
rc = pcmcia_register_driver(&ray_driver);
|
|
|
|
DEBUG(1, "raylink init_module register_pcmcia_driver returns 0x%x\n",rc);
|
|
|
|
|
|
|
|
#ifdef CONFIG_PROC_FS
|
|
|
|
proc_mkdir("driver/ray_cs", NULL);
|
|
|
|
|
|
|
|
create_proc_info_entry("driver/ray_cs/ray_cs", 0, NULL, &ray_cs_proc_read);
|
|
|
|
raycs_write("driver/ray_cs/essid", write_essid, NULL);
|
|
|
|
raycs_write("driver/ray_cs/net_type", write_int, &net_type);
|
|
|
|
raycs_write("driver/ray_cs/translate", write_int, &translate);
|
|
|
|
#endif
|
|
|
|
if (translate != 0) translate = 1;
|
|
|
|
return 0;
|
|
|
|
} /* init_ray_cs */
|
|
|
|
|
|
|
|
/*===========================================================================*/
|
|
|
|
|
|
|
|
static void __exit exit_ray_cs(void)
|
|
|
|
{
|
|
|
|
DEBUG(0, "ray_cs: cleanup_module\n");
|
|
|
|
|
|
|
|
#ifdef CONFIG_PROC_FS
|
|
|
|
remove_proc_entry("driver/ray_cs/ray_cs", NULL);
|
|
|
|
remove_proc_entry("driver/ray_cs/essid", NULL);
|
|
|
|
remove_proc_entry("driver/ray_cs/net_type", NULL);
|
|
|
|
remove_proc_entry("driver/ray_cs/translate", NULL);
|
|
|
|
remove_proc_entry("driver/ray_cs", NULL);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
pcmcia_unregister_driver(&ray_driver);
|
|
|
|
} /* exit_ray_cs */
|
|
|
|
|
|
|
|
module_init(init_ray_cs);
|
|
|
|
module_exit(exit_ray_cs);
|
|
|
|
|
|
|
|
/*===========================================================================*/
|