forked from Minki/linux
1050 lines
30 KiB
C
1050 lines
30 KiB
C
#ifndef HOSTAP_WLAN_H
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#define HOSTAP_WLAN_H
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#include <linux/wireless.h>
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#include <linux/netdevice.h>
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#include <linux/mutex.h>
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#include <net/iw_handler.h>
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#include <net/ieee80211_radiotap.h>
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#include "hostap_config.h"
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#include "hostap_common.h"
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#define MAX_PARM_DEVICES 8
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#define PARM_MIN_MAX "1-" __MODULE_STRING(MAX_PARM_DEVICES)
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#define DEF_INTS -1, -1, -1, -1, -1, -1, -1
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#define GET_INT_PARM(var,idx) var[var[idx] < 0 ? 0 : idx]
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/* Specific skb->protocol value that indicates that the packet already contains
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* txdesc header.
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* FIX: This might need own value that would be allocated especially for Prism2
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* txdesc; ETH_P_CONTROL is commented as "Card specific control frames".
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* However, these skb's should have only minimal path in the kernel side since
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* prism2_send_mgmt() sends these with dev_queue_xmit() to prism2_tx(). */
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#define ETH_P_HOSTAP ETH_P_CONTROL
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/* ARPHRD_IEEE80211_PRISM uses a bloated version of Prism2 RX frame header
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* (from linux-wlan-ng) */
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struct linux_wlan_ng_val {
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u32 did;
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u16 status, len;
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u32 data;
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} __attribute__ ((packed));
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struct linux_wlan_ng_prism_hdr {
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u32 msgcode, msglen;
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char devname[16];
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struct linux_wlan_ng_val hosttime, mactime, channel, rssi, sq, signal,
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noise, rate, istx, frmlen;
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} __attribute__ ((packed));
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struct linux_wlan_ng_cap_hdr {
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__be32 version;
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__be32 length;
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__be64 mactime;
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__be64 hosttime;
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__be32 phytype;
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__be32 channel;
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__be32 datarate;
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__be32 antenna;
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__be32 priority;
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__be32 ssi_type;
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__be32 ssi_signal;
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__be32 ssi_noise;
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__be32 preamble;
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__be32 encoding;
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} __attribute__ ((packed));
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struct hostap_radiotap_rx {
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struct ieee80211_radiotap_header hdr;
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__le64 tsft;
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u8 rate;
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u8 padding;
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__le16 chan_freq;
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__le16 chan_flags;
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s8 dbm_antsignal;
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s8 dbm_antnoise;
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} __attribute__ ((packed));
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#define LWNG_CAP_DID_BASE (4 | (1 << 6)) /* section 4, group 1 */
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#define LWNG_CAPHDR_VERSION 0x80211001
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struct hfa384x_rx_frame {
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/* HFA384X RX frame descriptor */
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__le16 status; /* HFA384X_RX_STATUS_ flags */
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__le32 time; /* timestamp, 1 microsecond resolution */
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u8 silence; /* 27 .. 154; seems to be 0 */
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u8 signal; /* 27 .. 154 */
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u8 rate; /* 10, 20, 55, or 110 */
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u8 rxflow;
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__le32 reserved;
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/* 802.11 */
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__le16 frame_control;
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__le16 duration_id;
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u8 addr1[6];
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u8 addr2[6];
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u8 addr3[6];
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__le16 seq_ctrl;
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u8 addr4[6];
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__le16 data_len;
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/* 802.3 */
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u8 dst_addr[6];
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u8 src_addr[6];
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__be16 len;
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/* followed by frame data; max 2304 bytes */
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} __attribute__ ((packed));
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struct hfa384x_tx_frame {
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/* HFA384X TX frame descriptor */
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__le16 status; /* HFA384X_TX_STATUS_ flags */
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__le16 reserved1;
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__le16 reserved2;
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__le32 sw_support;
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u8 retry_count; /* not yet implemented */
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u8 tx_rate; /* Host AP only; 0 = firmware, or 10, 20, 55, 110 */
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__le16 tx_control; /* HFA384X_TX_CTRL_ flags */
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/* 802.11 */
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__le16 frame_control; /* parts not used */
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__le16 duration_id;
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u8 addr1[6];
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u8 addr2[6]; /* filled by firmware */
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u8 addr3[6];
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__le16 seq_ctrl; /* filled by firmware */
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u8 addr4[6];
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__le16 data_len;
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/* 802.3 */
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u8 dst_addr[6];
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u8 src_addr[6];
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__be16 len;
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/* followed by frame data; max 2304 bytes */
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} __attribute__ ((packed));
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struct hfa384x_rid_hdr
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{
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__le16 len;
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__le16 rid;
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} __attribute__ ((packed));
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/* Macro for converting signal levels (range 27 .. 154) to wireless ext
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* dBm value with some accuracy */
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#define HFA384X_LEVEL_TO_dBm(v) 0x100 + (v) * 100 / 255 - 100
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#define HFA384X_LEVEL_TO_dBm_sign(v) (v) * 100 / 255 - 100
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struct hfa384x_scan_request {
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__le16 channel_list;
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__le16 txrate; /* HFA384X_RATES_* */
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} __attribute__ ((packed));
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struct hfa384x_hostscan_request {
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__le16 channel_list;
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__le16 txrate;
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__le16 target_ssid_len;
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u8 target_ssid[32];
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} __attribute__ ((packed));
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struct hfa384x_join_request {
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u8 bssid[6];
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__le16 channel;
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} __attribute__ ((packed));
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struct hfa384x_info_frame {
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__le16 len;
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__le16 type;
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} __attribute__ ((packed));
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struct hfa384x_comm_tallies {
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__le16 tx_unicast_frames;
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__le16 tx_multicast_frames;
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__le16 tx_fragments;
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__le16 tx_unicast_octets;
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__le16 tx_multicast_octets;
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__le16 tx_deferred_transmissions;
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__le16 tx_single_retry_frames;
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__le16 tx_multiple_retry_frames;
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__le16 tx_retry_limit_exceeded;
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__le16 tx_discards;
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__le16 rx_unicast_frames;
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__le16 rx_multicast_frames;
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__le16 rx_fragments;
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__le16 rx_unicast_octets;
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__le16 rx_multicast_octets;
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__le16 rx_fcs_errors;
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__le16 rx_discards_no_buffer;
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__le16 tx_discards_wrong_sa;
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__le16 rx_discards_wep_undecryptable;
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__le16 rx_message_in_msg_fragments;
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__le16 rx_message_in_bad_msg_fragments;
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} __attribute__ ((packed));
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struct hfa384x_comm_tallies32 {
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__le32 tx_unicast_frames;
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__le32 tx_multicast_frames;
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__le32 tx_fragments;
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__le32 tx_unicast_octets;
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__le32 tx_multicast_octets;
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__le32 tx_deferred_transmissions;
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__le32 tx_single_retry_frames;
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__le32 tx_multiple_retry_frames;
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__le32 tx_retry_limit_exceeded;
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__le32 tx_discards;
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__le32 rx_unicast_frames;
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__le32 rx_multicast_frames;
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__le32 rx_fragments;
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__le32 rx_unicast_octets;
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__le32 rx_multicast_octets;
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__le32 rx_fcs_errors;
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__le32 rx_discards_no_buffer;
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__le32 tx_discards_wrong_sa;
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__le32 rx_discards_wep_undecryptable;
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__le32 rx_message_in_msg_fragments;
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__le32 rx_message_in_bad_msg_fragments;
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} __attribute__ ((packed));
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struct hfa384x_scan_result_hdr {
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__le16 reserved;
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__le16 scan_reason;
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#define HFA384X_SCAN_IN_PROGRESS 0 /* no results available yet */
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#define HFA384X_SCAN_HOST_INITIATED 1
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#define HFA384X_SCAN_FIRMWARE_INITIATED 2
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#define HFA384X_SCAN_INQUIRY_FROM_HOST 3
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} __attribute__ ((packed));
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#define HFA384X_SCAN_MAX_RESULTS 32
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struct hfa384x_scan_result {
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__le16 chid;
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__le16 anl;
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__le16 sl;
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u8 bssid[6];
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__le16 beacon_interval;
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__le16 capability;
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__le16 ssid_len;
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u8 ssid[32];
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u8 sup_rates[10];
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__le16 rate;
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} __attribute__ ((packed));
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struct hfa384x_hostscan_result {
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__le16 chid;
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__le16 anl;
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__le16 sl;
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u8 bssid[6];
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__le16 beacon_interval;
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__le16 capability;
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__le16 ssid_len;
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u8 ssid[32];
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u8 sup_rates[10];
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__le16 rate;
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__le16 atim;
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} __attribute__ ((packed));
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struct comm_tallies_sums {
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unsigned int tx_unicast_frames;
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unsigned int tx_multicast_frames;
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unsigned int tx_fragments;
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unsigned int tx_unicast_octets;
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unsigned int tx_multicast_octets;
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unsigned int tx_deferred_transmissions;
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unsigned int tx_single_retry_frames;
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unsigned int tx_multiple_retry_frames;
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unsigned int tx_retry_limit_exceeded;
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unsigned int tx_discards;
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unsigned int rx_unicast_frames;
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unsigned int rx_multicast_frames;
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unsigned int rx_fragments;
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unsigned int rx_unicast_octets;
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unsigned int rx_multicast_octets;
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unsigned int rx_fcs_errors;
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unsigned int rx_discards_no_buffer;
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unsigned int tx_discards_wrong_sa;
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unsigned int rx_discards_wep_undecryptable;
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unsigned int rx_message_in_msg_fragments;
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unsigned int rx_message_in_bad_msg_fragments;
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};
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struct hfa384x_regs {
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u16 cmd;
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u16 evstat;
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u16 offset0;
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u16 offset1;
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u16 swsupport0;
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};
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#if defined(PRISM2_PCCARD) || defined(PRISM2_PLX)
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/* I/O ports for HFA384X Controller access */
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#define HFA384X_CMD_OFF 0x00
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#define HFA384X_PARAM0_OFF 0x02
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#define HFA384X_PARAM1_OFF 0x04
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#define HFA384X_PARAM2_OFF 0x06
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#define HFA384X_STATUS_OFF 0x08
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#define HFA384X_RESP0_OFF 0x0A
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#define HFA384X_RESP1_OFF 0x0C
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#define HFA384X_RESP2_OFF 0x0E
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#define HFA384X_INFOFID_OFF 0x10
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#define HFA384X_CONTROL_OFF 0x14
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#define HFA384X_SELECT0_OFF 0x18
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#define HFA384X_SELECT1_OFF 0x1A
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#define HFA384X_OFFSET0_OFF 0x1C
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#define HFA384X_OFFSET1_OFF 0x1E
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#define HFA384X_RXFID_OFF 0x20
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#define HFA384X_ALLOCFID_OFF 0x22
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#define HFA384X_TXCOMPLFID_OFF 0x24
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#define HFA384X_SWSUPPORT0_OFF 0x28
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#define HFA384X_SWSUPPORT1_OFF 0x2A
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#define HFA384X_SWSUPPORT2_OFF 0x2C
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#define HFA384X_EVSTAT_OFF 0x30
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#define HFA384X_INTEN_OFF 0x32
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#define HFA384X_EVACK_OFF 0x34
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#define HFA384X_DATA0_OFF 0x36
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#define HFA384X_DATA1_OFF 0x38
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#define HFA384X_AUXPAGE_OFF 0x3A
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#define HFA384X_AUXOFFSET_OFF 0x3C
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#define HFA384X_AUXDATA_OFF 0x3E
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#endif /* PRISM2_PCCARD || PRISM2_PLX */
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#ifdef PRISM2_PCI
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/* Memory addresses for ISL3874 controller access */
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#define HFA384X_CMD_OFF 0x00
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#define HFA384X_PARAM0_OFF 0x04
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#define HFA384X_PARAM1_OFF 0x08
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#define HFA384X_PARAM2_OFF 0x0C
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#define HFA384X_STATUS_OFF 0x10
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#define HFA384X_RESP0_OFF 0x14
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#define HFA384X_RESP1_OFF 0x18
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#define HFA384X_RESP2_OFF 0x1C
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#define HFA384X_INFOFID_OFF 0x20
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#define HFA384X_CONTROL_OFF 0x28
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#define HFA384X_SELECT0_OFF 0x30
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#define HFA384X_SELECT1_OFF 0x34
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#define HFA384X_OFFSET0_OFF 0x38
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#define HFA384X_OFFSET1_OFF 0x3C
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#define HFA384X_RXFID_OFF 0x40
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#define HFA384X_ALLOCFID_OFF 0x44
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#define HFA384X_TXCOMPLFID_OFF 0x48
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#define HFA384X_PCICOR_OFF 0x4C
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#define HFA384X_SWSUPPORT0_OFF 0x50
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#define HFA384X_SWSUPPORT1_OFF 0x54
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#define HFA384X_SWSUPPORT2_OFF 0x58
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#define HFA384X_PCIHCR_OFF 0x5C
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#define HFA384X_EVSTAT_OFF 0x60
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#define HFA384X_INTEN_OFF 0x64
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#define HFA384X_EVACK_OFF 0x68
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#define HFA384X_DATA0_OFF 0x6C
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#define HFA384X_DATA1_OFF 0x70
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#define HFA384X_AUXPAGE_OFF 0x74
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#define HFA384X_AUXOFFSET_OFF 0x78
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#define HFA384X_AUXDATA_OFF 0x7C
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#define HFA384X_PCI_M0_ADDRH_OFF 0x80
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#define HFA384X_PCI_M0_ADDRL_OFF 0x84
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#define HFA384X_PCI_M0_LEN_OFF 0x88
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#define HFA384X_PCI_M0_CTL_OFF 0x8C
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#define HFA384X_PCI_STATUS_OFF 0x98
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#define HFA384X_PCI_M1_ADDRH_OFF 0xA0
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#define HFA384X_PCI_M1_ADDRL_OFF 0xA4
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#define HFA384X_PCI_M1_LEN_OFF 0xA8
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#define HFA384X_PCI_M1_CTL_OFF 0xAC
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/* PCI bus master control bits (these are undocumented; based on guessing and
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* experimenting..) */
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#define HFA384X_PCI_CTL_FROM_BAP (BIT(5) | BIT(1) | BIT(0))
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#define HFA384X_PCI_CTL_TO_BAP (BIT(5) | BIT(0))
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#endif /* PRISM2_PCI */
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/* Command codes for CMD reg. */
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#define HFA384X_CMDCODE_INIT 0x00
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#define HFA384X_CMDCODE_ENABLE 0x01
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#define HFA384X_CMDCODE_DISABLE 0x02
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#define HFA384X_CMDCODE_ALLOC 0x0A
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#define HFA384X_CMDCODE_TRANSMIT 0x0B
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#define HFA384X_CMDCODE_INQUIRE 0x11
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#define HFA384X_CMDCODE_ACCESS 0x21
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#define HFA384X_CMDCODE_ACCESS_WRITE (0x21 | BIT(8))
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#define HFA384X_CMDCODE_DOWNLOAD 0x22
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#define HFA384X_CMDCODE_READMIF 0x30
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#define HFA384X_CMDCODE_WRITEMIF 0x31
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#define HFA384X_CMDCODE_TEST 0x38
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#define HFA384X_CMDCODE_MASK 0x3F
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/* Test mode operations */
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#define HFA384X_TEST_CHANGE_CHANNEL 0x08
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#define HFA384X_TEST_MONITOR 0x0B
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#define HFA384X_TEST_STOP 0x0F
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#define HFA384X_TEST_CFG_BITS 0x15
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#define HFA384X_TEST_CFG_BIT_ALC BIT(3)
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#define HFA384X_CMD_BUSY BIT(15)
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#define HFA384X_CMD_TX_RECLAIM BIT(8)
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#define HFA384X_OFFSET_ERR BIT(14)
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#define HFA384X_OFFSET_BUSY BIT(15)
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/* ProgMode for download command */
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#define HFA384X_PROGMODE_DISABLE 0
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#define HFA384X_PROGMODE_ENABLE_VOLATILE 1
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#define HFA384X_PROGMODE_ENABLE_NON_VOLATILE 2
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#define HFA384X_PROGMODE_PROGRAM_NON_VOLATILE 3
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#define HFA384X_AUX_MAGIC0 0xfe01
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#define HFA384X_AUX_MAGIC1 0xdc23
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#define HFA384X_AUX_MAGIC2 0xba45
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#define HFA384X_AUX_PORT_DISABLED 0
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#define HFA384X_AUX_PORT_DISABLE BIT(14)
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#define HFA384X_AUX_PORT_ENABLE BIT(15)
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#define HFA384X_AUX_PORT_ENABLED (BIT(14) | BIT(15))
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#define HFA384X_AUX_PORT_MASK (BIT(14) | BIT(15))
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#define PRISM2_PDA_SIZE 1024
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/* Events; EvStat, Interrupt mask (IntEn), and acknowledge bits (EvAck) */
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#define HFA384X_EV_TICK BIT(15)
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#define HFA384X_EV_WTERR BIT(14)
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#define HFA384X_EV_INFDROP BIT(13)
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#ifdef PRISM2_PCI
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#define HFA384X_EV_PCI_M1 BIT(9)
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#define HFA384X_EV_PCI_M0 BIT(8)
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#endif /* PRISM2_PCI */
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#define HFA384X_EV_INFO BIT(7)
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#define HFA384X_EV_DTIM BIT(5)
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#define HFA384X_EV_CMD BIT(4)
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#define HFA384X_EV_ALLOC BIT(3)
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#define HFA384X_EV_TXEXC BIT(2)
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#define HFA384X_EV_TX BIT(1)
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#define HFA384X_EV_RX BIT(0)
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/* HFA384X Information frames */
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#define HFA384X_INFO_HANDOVERADDR 0xF000 /* AP f/w ? */
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#define HFA384X_INFO_HANDOVERDEAUTHADDR 0xF001 /* AP f/w 1.3.7 */
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#define HFA384X_INFO_COMMTALLIES 0xF100
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#define HFA384X_INFO_SCANRESULTS 0xF101
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#define HFA384X_INFO_CHANNELINFORESULTS 0xF102 /* AP f/w only */
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#define HFA384X_INFO_HOSTSCANRESULTS 0xF103
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#define HFA384X_INFO_LINKSTATUS 0xF200
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#define HFA384X_INFO_ASSOCSTATUS 0xF201 /* ? */
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#define HFA384X_INFO_AUTHREQ 0xF202 /* ? */
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#define HFA384X_INFO_PSUSERCNT 0xF203 /* ? */
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#define HFA384X_INFO_KEYIDCHANGED 0xF204 /* ? */
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enum { HFA384X_LINKSTATUS_CONNECTED = 1,
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HFA384X_LINKSTATUS_DISCONNECTED = 2,
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HFA384X_LINKSTATUS_AP_CHANGE = 3,
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HFA384X_LINKSTATUS_AP_OUT_OF_RANGE = 4,
|
|
HFA384X_LINKSTATUS_AP_IN_RANGE = 5,
|
|
HFA384X_LINKSTATUS_ASSOC_FAILED = 6 };
|
|
|
|
enum { HFA384X_PORTTYPE_BSS = 1, HFA384X_PORTTYPE_WDS = 2,
|
|
HFA384X_PORTTYPE_PSEUDO_IBSS = 3, HFA384X_PORTTYPE_IBSS = 0,
|
|
HFA384X_PORTTYPE_HOSTAP = 6 };
|
|
|
|
#define HFA384X_RATES_1MBPS BIT(0)
|
|
#define HFA384X_RATES_2MBPS BIT(1)
|
|
#define HFA384X_RATES_5MBPS BIT(2)
|
|
#define HFA384X_RATES_11MBPS BIT(3)
|
|
|
|
#define HFA384X_ROAMING_FIRMWARE 1
|
|
#define HFA384X_ROAMING_HOST 2
|
|
#define HFA384X_ROAMING_DISABLED 3
|
|
|
|
#define HFA384X_WEPFLAGS_PRIVACYINVOKED BIT(0)
|
|
#define HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED BIT(1)
|
|
#define HFA384X_WEPFLAGS_HOSTENCRYPT BIT(4)
|
|
#define HFA384X_WEPFLAGS_HOSTDECRYPT BIT(7)
|
|
|
|
#define HFA384X_RX_STATUS_MSGTYPE (BIT(15) | BIT(14) | BIT(13))
|
|
#define HFA384X_RX_STATUS_PCF BIT(12)
|
|
#define HFA384X_RX_STATUS_MACPORT (BIT(10) | BIT(9) | BIT(8))
|
|
#define HFA384X_RX_STATUS_UNDECR BIT(1)
|
|
#define HFA384X_RX_STATUS_FCSERR BIT(0)
|
|
|
|
#define HFA384X_RX_STATUS_GET_MSGTYPE(s) \
|
|
(((s) & HFA384X_RX_STATUS_MSGTYPE) >> 13)
|
|
#define HFA384X_RX_STATUS_GET_MACPORT(s) \
|
|
(((s) & HFA384X_RX_STATUS_MACPORT) >> 8)
|
|
|
|
enum { HFA384X_RX_MSGTYPE_NORMAL = 0, HFA384X_RX_MSGTYPE_RFC1042 = 1,
|
|
HFA384X_RX_MSGTYPE_BRIDGETUNNEL = 2, HFA384X_RX_MSGTYPE_MGMT = 4 };
|
|
|
|
|
|
#define HFA384X_TX_CTRL_ALT_RTRY BIT(5)
|
|
#define HFA384X_TX_CTRL_802_11 BIT(3)
|
|
#define HFA384X_TX_CTRL_802_3 0
|
|
#define HFA384X_TX_CTRL_TX_EX BIT(2)
|
|
#define HFA384X_TX_CTRL_TX_OK BIT(1)
|
|
|
|
#define HFA384X_TX_STATUS_RETRYERR BIT(0)
|
|
#define HFA384X_TX_STATUS_AGEDERR BIT(1)
|
|
#define HFA384X_TX_STATUS_DISCON BIT(2)
|
|
#define HFA384X_TX_STATUS_FORMERR BIT(3)
|
|
|
|
/* HFA3861/3863 (BBP) Control Registers */
|
|
#define HFA386X_CR_TX_CONFIGURE 0x12 /* CR9 */
|
|
#define HFA386X_CR_RX_CONFIGURE 0x14 /* CR10 */
|
|
#define HFA386X_CR_A_D_TEST_MODES2 0x1A /* CR13 */
|
|
#define HFA386X_CR_MANUAL_TX_POWER 0x3E /* CR31 */
|
|
#define HFA386X_CR_MEASURED_TX_POWER 0x74 /* CR58 */
|
|
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
#define PRISM2_TXFID_COUNT 8
|
|
#define PRISM2_DATA_MAXLEN 2304
|
|
#define PRISM2_TXFID_LEN (PRISM2_DATA_MAXLEN + sizeof(struct hfa384x_tx_frame))
|
|
#define PRISM2_TXFID_EMPTY 0xffff
|
|
#define PRISM2_TXFID_RESERVED 0xfffe
|
|
#define PRISM2_DUMMY_FID 0xffff
|
|
#define MAX_SSID_LEN 32
|
|
#define MAX_NAME_LEN 32 /* this is assumed to be equal to MAX_SSID_LEN */
|
|
|
|
#define PRISM2_DUMP_RX_HDR BIT(0)
|
|
#define PRISM2_DUMP_TX_HDR BIT(1)
|
|
#define PRISM2_DUMP_TXEXC_HDR BIT(2)
|
|
|
|
struct hostap_tx_callback_info {
|
|
u16 idx;
|
|
void (*func)(struct sk_buff *, int ok, void *);
|
|
void *data;
|
|
struct hostap_tx_callback_info *next;
|
|
};
|
|
|
|
|
|
/* IEEE 802.11 requires that STA supports concurrent reception of at least
|
|
* three fragmented frames. This define can be increased to support more
|
|
* concurrent frames, but it should be noted that each entry can consume about
|
|
* 2 kB of RAM and increasing cache size will slow down frame reassembly. */
|
|
#define PRISM2_FRAG_CACHE_LEN 4
|
|
|
|
struct prism2_frag_entry {
|
|
unsigned long first_frag_time;
|
|
unsigned int seq;
|
|
unsigned int last_frag;
|
|
struct sk_buff *skb;
|
|
u8 src_addr[ETH_ALEN];
|
|
u8 dst_addr[ETH_ALEN];
|
|
};
|
|
|
|
|
|
struct hostap_cmd_queue {
|
|
struct list_head list;
|
|
wait_queue_head_t compl;
|
|
volatile enum { CMD_SLEEP, CMD_CALLBACK, CMD_COMPLETED } type;
|
|
void (*callback)(struct net_device *dev, long context, u16 resp0,
|
|
u16 res);
|
|
long context;
|
|
u16 cmd, param0, param1;
|
|
u16 resp0, res;
|
|
volatile int issued, issuing;
|
|
|
|
atomic_t usecnt;
|
|
int del_req;
|
|
};
|
|
|
|
/* options for hw_shutdown */
|
|
#define HOSTAP_HW_NO_DISABLE BIT(0)
|
|
#define HOSTAP_HW_ENABLE_CMDCOMPL BIT(1)
|
|
|
|
typedef struct local_info local_info_t;
|
|
|
|
struct prism2_helper_functions {
|
|
/* these functions are defined in hardware model specific files
|
|
* (hostap_{cs,plx,pci}.c */
|
|
int (*card_present)(local_info_t *local);
|
|
void (*cor_sreset)(local_info_t *local);
|
|
void (*genesis_reset)(local_info_t *local, int hcr);
|
|
|
|
/* the following functions are from hostap_hw.c, but they may have some
|
|
* hardware model specific code */
|
|
|
|
/* FIX: low-level commands like cmd might disappear at some point to
|
|
* make it easier to change them if needed (e.g., cmd would be replaced
|
|
* with write_mif/read_mif/testcmd/inquire); at least get_rid and
|
|
* set_rid might move to hostap_{cs,plx,pci}.c */
|
|
int (*cmd)(struct net_device *dev, u16 cmd, u16 param0, u16 *param1,
|
|
u16 *resp0);
|
|
void (*read_regs)(struct net_device *dev, struct hfa384x_regs *regs);
|
|
int (*get_rid)(struct net_device *dev, u16 rid, void *buf, int len,
|
|
int exact_len);
|
|
int (*set_rid)(struct net_device *dev, u16 rid, void *buf, int len);
|
|
int (*hw_enable)(struct net_device *dev, int initial);
|
|
int (*hw_config)(struct net_device *dev, int initial);
|
|
void (*hw_reset)(struct net_device *dev);
|
|
void (*hw_shutdown)(struct net_device *dev, int no_disable);
|
|
int (*reset_port)(struct net_device *dev);
|
|
void (*schedule_reset)(local_info_t *local);
|
|
int (*download)(local_info_t *local,
|
|
struct prism2_download_param *param);
|
|
int (*tx)(struct sk_buff *skb, struct net_device *dev);
|
|
int (*set_tim)(struct net_device *dev, int aid, int set);
|
|
int (*read_aux)(struct net_device *dev, unsigned addr, int len,
|
|
u8 *buf);
|
|
|
|
int need_tx_headroom; /* number of bytes of headroom needed before
|
|
* IEEE 802.11 header */
|
|
enum { HOSTAP_HW_PCCARD, HOSTAP_HW_PLX, HOSTAP_HW_PCI } hw_type;
|
|
};
|
|
|
|
|
|
struct prism2_download_data {
|
|
u32 dl_cmd;
|
|
u32 start_addr;
|
|
u32 num_areas;
|
|
struct prism2_download_data_area {
|
|
u32 addr; /* wlan card address */
|
|
u32 len;
|
|
u8 *data; /* allocated data */
|
|
} data[0];
|
|
};
|
|
|
|
|
|
#define HOSTAP_MAX_BSS_COUNT 64
|
|
#define MAX_WPA_IE_LEN 64
|
|
|
|
struct hostap_bss_info {
|
|
struct list_head list;
|
|
unsigned long last_update;
|
|
unsigned int count;
|
|
u8 bssid[ETH_ALEN];
|
|
u16 capab_info;
|
|
u8 ssid[32];
|
|
size_t ssid_len;
|
|
u8 wpa_ie[MAX_WPA_IE_LEN];
|
|
size_t wpa_ie_len;
|
|
u8 rsn_ie[MAX_WPA_IE_LEN];
|
|
size_t rsn_ie_len;
|
|
int chan;
|
|
int included;
|
|
};
|
|
|
|
|
|
/* Per radio private Host AP data - shared by all net devices interfaces used
|
|
* by each radio (wlan#, wlan#ap, wlan#sta, WDS).
|
|
* ((struct hostap_interface *) netdev_priv(dev))->local points to this
|
|
* structure. */
|
|
struct local_info {
|
|
struct module *hw_module;
|
|
int card_idx;
|
|
int dev_enabled;
|
|
int master_dev_auto_open; /* was master device opened automatically */
|
|
int num_dev_open; /* number of open devices */
|
|
struct net_device *dev; /* master radio device */
|
|
struct net_device *ddev; /* main data device */
|
|
struct list_head hostap_interfaces; /* Host AP interface list (contains
|
|
* struct hostap_interface entries)
|
|
*/
|
|
rwlock_t iface_lock; /* hostap_interfaces read lock; use write lock
|
|
* when removing entries from the list.
|
|
* TX and RX paths can use read lock. */
|
|
spinlock_t cmdlock, baplock, lock;
|
|
struct mutex rid_bap_mtx;
|
|
u16 infofid; /* MAC buffer id for info frame */
|
|
/* txfid, intransmitfid, next_txtid, and next_alloc are protected by
|
|
* txfidlock */
|
|
spinlock_t txfidlock;
|
|
int txfid_len; /* length of allocated TX buffers */
|
|
u16 txfid[PRISM2_TXFID_COUNT]; /* buffer IDs for TX frames */
|
|
/* buffer IDs for intransmit frames or PRISM2_TXFID_EMPTY if
|
|
* corresponding txfid is free for next TX frame */
|
|
u16 intransmitfid[PRISM2_TXFID_COUNT];
|
|
int next_txfid; /* index to the next txfid to be checked for
|
|
* availability */
|
|
int next_alloc; /* index to the next intransmitfid to be checked for
|
|
* allocation events */
|
|
|
|
/* bitfield for atomic bitops */
|
|
#define HOSTAP_BITS_TRANSMIT 0
|
|
#define HOSTAP_BITS_BAP_TASKLET 1
|
|
#define HOSTAP_BITS_BAP_TASKLET2 2
|
|
unsigned long bits;
|
|
|
|
struct ap_data *ap;
|
|
|
|
char essid[MAX_SSID_LEN + 1];
|
|
char name[MAX_NAME_LEN + 1];
|
|
int name_set;
|
|
u16 channel_mask; /* mask of allowed channels */
|
|
u16 scan_channel_mask; /* mask of channels to be scanned */
|
|
struct comm_tallies_sums comm_tallies;
|
|
struct net_device_stats stats;
|
|
struct proc_dir_entry *proc;
|
|
int iw_mode; /* operating mode (IW_MODE_*) */
|
|
int pseudo_adhoc; /* 0: IW_MODE_ADHOC is real 802.11 compliant IBSS
|
|
* 1: IW_MODE_ADHOC is "pseudo IBSS" */
|
|
char bssid[ETH_ALEN];
|
|
int channel;
|
|
int beacon_int;
|
|
int dtim_period;
|
|
int mtu;
|
|
int frame_dump; /* dump RX/TX frame headers, PRISM2_DUMP_ flags */
|
|
int fw_tx_rate_control;
|
|
u16 tx_rate_control;
|
|
u16 basic_rates;
|
|
int hw_resetting;
|
|
int hw_ready;
|
|
int hw_reset_tries; /* how many times reset has been tried */
|
|
int hw_downloading;
|
|
int shutdown;
|
|
int pri_only;
|
|
int no_pri; /* no PRI f/w present */
|
|
int sram_type; /* 8 = x8 SRAM, 16 = x16 SRAM, -1 = unknown */
|
|
|
|
enum {
|
|
PRISM2_TXPOWER_AUTO = 0, PRISM2_TXPOWER_OFF,
|
|
PRISM2_TXPOWER_FIXED, PRISM2_TXPOWER_UNKNOWN
|
|
} txpower_type;
|
|
int txpower; /* if txpower_type == PRISM2_TXPOWER_FIXED */
|
|
|
|
/* command queue for hfa384x_cmd(); protected with cmdlock */
|
|
struct list_head cmd_queue;
|
|
/* max_len for cmd_queue; in addition, cmd_callback can use two
|
|
* additional entries to prevent sleeping commands from stopping
|
|
* transmits */
|
|
#define HOSTAP_CMD_QUEUE_MAX_LEN 16
|
|
int cmd_queue_len; /* number of entries in cmd_queue */
|
|
|
|
/* if card timeout is detected in interrupt context, reset_queue is
|
|
* used to schedule card reseting to be done in user context */
|
|
struct work_struct reset_queue;
|
|
|
|
/* For scheduling a change of the promiscuous mode RID */
|
|
int is_promisc;
|
|
struct work_struct set_multicast_list_queue;
|
|
|
|
struct work_struct set_tim_queue;
|
|
struct list_head set_tim_list;
|
|
spinlock_t set_tim_lock;
|
|
|
|
int wds_max_connections;
|
|
int wds_connections;
|
|
#define HOSTAP_WDS_BROADCAST_RA BIT(0)
|
|
#define HOSTAP_WDS_AP_CLIENT BIT(1)
|
|
#define HOSTAP_WDS_STANDARD_FRAME BIT(2)
|
|
u32 wds_type;
|
|
u16 tx_control; /* flags to be used in TX description */
|
|
int manual_retry_count; /* -1 = use f/w default; otherwise retry count
|
|
* to be used with all frames */
|
|
|
|
struct iw_statistics wstats;
|
|
unsigned long scan_timestamp; /* Time started to scan */
|
|
enum {
|
|
PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1,
|
|
PRISM2_MONITOR_CAPHDR = 2, PRISM2_MONITOR_RADIOTAP = 3
|
|
} monitor_type;
|
|
int monitor_allow_fcserr;
|
|
|
|
int hostapd; /* whether user space daemon, hostapd, is used for AP
|
|
* management */
|
|
int hostapd_sta; /* whether hostapd is used with an extra STA interface
|
|
*/
|
|
struct net_device *apdev;
|
|
struct net_device_stats apdevstats;
|
|
|
|
char assoc_ap_addr[ETH_ALEN];
|
|
struct net_device *stadev;
|
|
struct net_device_stats stadevstats;
|
|
|
|
#define WEP_KEYS 4
|
|
#define WEP_KEY_LEN 13
|
|
struct ieee80211_crypt_data *crypt[WEP_KEYS];
|
|
int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
|
|
struct timer_list crypt_deinit_timer;
|
|
struct list_head crypt_deinit_list;
|
|
|
|
int open_wep; /* allow unencrypted frames */
|
|
int host_encrypt;
|
|
int host_decrypt;
|
|
int privacy_invoked; /* force privacy invoked flag even if no keys are
|
|
* configured */
|
|
int fw_encrypt_ok; /* whether firmware-based WEP encrypt is working
|
|
* in Host AP mode (STA f/w 1.4.9 or newer) */
|
|
int bcrx_sta_key; /* use individual keys to override default keys even
|
|
* with RX of broad/multicast frames */
|
|
|
|
struct prism2_frag_entry frag_cache[PRISM2_FRAG_CACHE_LEN];
|
|
unsigned int frag_next_idx;
|
|
|
|
int ieee_802_1x; /* is IEEE 802.1X used */
|
|
|
|
int antsel_tx, antsel_rx;
|
|
int rts_threshold; /* dot11RTSThreshold */
|
|
int fragm_threshold; /* dot11FragmentationThreshold */
|
|
int auth_algs; /* PRISM2_AUTH_ flags */
|
|
|
|
int enh_sec; /* cnfEnhSecurity options (broadcast SSID hide/ignore) */
|
|
int tallies32; /* 32-bit tallies in use */
|
|
|
|
struct prism2_helper_functions *func;
|
|
|
|
u8 *pda;
|
|
int fw_ap;
|
|
#define PRISM2_FW_VER(major, minor, variant) \
|
|
(((major) << 16) | ((minor) << 8) | variant)
|
|
u32 sta_fw_ver;
|
|
|
|
/* Tasklets for handling hardware IRQ related operations outside hw IRQ
|
|
* handler */
|
|
struct tasklet_struct bap_tasklet;
|
|
|
|
struct tasklet_struct info_tasklet;
|
|
struct sk_buff_head info_list; /* info frames as skb's for
|
|
* info_tasklet */
|
|
|
|
struct hostap_tx_callback_info *tx_callback; /* registered TX callbacks
|
|
*/
|
|
|
|
struct tasklet_struct rx_tasklet;
|
|
struct sk_buff_head rx_list;
|
|
|
|
struct tasklet_struct sta_tx_exc_tasklet;
|
|
struct sk_buff_head sta_tx_exc_list;
|
|
|
|
int host_roaming;
|
|
unsigned long last_join_time; /* time of last JoinRequest */
|
|
struct hfa384x_hostscan_result *last_scan_results;
|
|
int last_scan_results_count;
|
|
enum { PRISM2_SCAN, PRISM2_HOSTSCAN } last_scan_type;
|
|
struct work_struct info_queue;
|
|
unsigned long pending_info; /* bit field of pending info_queue items */
|
|
#define PRISM2_INFO_PENDING_LINKSTATUS 0
|
|
#define PRISM2_INFO_PENDING_SCANRESULTS 1
|
|
int prev_link_status; /* previous received LinkStatus info */
|
|
int prev_linkstatus_connected;
|
|
u8 preferred_ap[6]; /* use this AP if possible */
|
|
|
|
#ifdef PRISM2_CALLBACK
|
|
void *callback_data; /* Can be used in callbacks; e.g., allocate
|
|
* on enable event and free on disable event.
|
|
* Host AP driver code does not touch this. */
|
|
#endif /* PRISM2_CALLBACK */
|
|
|
|
wait_queue_head_t hostscan_wq;
|
|
|
|
/* Passive scan in Host AP mode */
|
|
struct timer_list passive_scan_timer;
|
|
int passive_scan_interval; /* in seconds, 0 = disabled */
|
|
int passive_scan_channel;
|
|
enum { PASSIVE_SCAN_WAIT, PASSIVE_SCAN_LISTEN } passive_scan_state;
|
|
|
|
struct timer_list tick_timer;
|
|
unsigned long last_tick_timer;
|
|
unsigned int sw_tick_stuck;
|
|
|
|
/* commsQuality / dBmCommsQuality data from periodic polling; only
|
|
* valid for Managed and Ad-hoc modes */
|
|
unsigned long last_comms_qual_update;
|
|
int comms_qual; /* in some odd unit.. */
|
|
int avg_signal; /* in dB (note: negative) */
|
|
int avg_noise; /* in dB (note: negative) */
|
|
struct work_struct comms_qual_update;
|
|
|
|
/* RSSI to dBm adjustment (for RX descriptor fields) */
|
|
int rssi_to_dBm; /* substract from RSSI to get approximate dBm value */
|
|
|
|
/* BSS list / protected by local->lock */
|
|
struct list_head bss_list;
|
|
int num_bss_info;
|
|
int wpa; /* WPA support enabled */
|
|
int tkip_countermeasures;
|
|
int drop_unencrypted;
|
|
/* Generic IEEE 802.11 info element to be added to
|
|
* ProbeResp/Beacon/(Re)AssocReq */
|
|
u8 *generic_elem;
|
|
size_t generic_elem_len;
|
|
|
|
#ifdef PRISM2_DOWNLOAD_SUPPORT
|
|
/* Persistent volatile download data */
|
|
struct prism2_download_data *dl_pri;
|
|
struct prism2_download_data *dl_sec;
|
|
#endif /* PRISM2_DOWNLOAD_SUPPORT */
|
|
|
|
#ifdef PRISM2_IO_DEBUG
|
|
#define PRISM2_IO_DEBUG_SIZE 10000
|
|
u32 io_debug[PRISM2_IO_DEBUG_SIZE];
|
|
int io_debug_head;
|
|
int io_debug_enabled;
|
|
#endif /* PRISM2_IO_DEBUG */
|
|
|
|
/* Pointer to hardware model specific (cs,pci,plx) private data. */
|
|
void *hw_priv;
|
|
};
|
|
|
|
|
|
/* Per interface private Host AP data
|
|
* Allocated for each net device that Host AP uses (wlan#, wlan#ap, wlan#sta,
|
|
* WDS) and netdev_priv(dev) points to this structure. */
|
|
struct hostap_interface {
|
|
struct list_head list; /* list entry in Host AP interface list */
|
|
struct net_device *dev; /* pointer to this device */
|
|
struct local_info *local; /* pointer to shared private data */
|
|
struct net_device_stats stats;
|
|
struct iw_spy_data spy_data; /* iwspy support */
|
|
struct iw_public_data wireless_data;
|
|
|
|
enum {
|
|
HOSTAP_INTERFACE_MASTER,
|
|
HOSTAP_INTERFACE_MAIN,
|
|
HOSTAP_INTERFACE_AP,
|
|
HOSTAP_INTERFACE_STA,
|
|
HOSTAP_INTERFACE_WDS,
|
|
} type;
|
|
|
|
union {
|
|
struct hostap_interface_wds {
|
|
u8 remote_addr[ETH_ALEN];
|
|
} wds;
|
|
} u;
|
|
};
|
|
|
|
|
|
#define HOSTAP_SKB_TX_DATA_MAGIC 0xf08a36a2
|
|
|
|
/*
|
|
* TX meta data - stored in skb->cb buffer, so this must not be increased over
|
|
* the 48-byte limit.
|
|
* THE PADDING THIS STARTS WITH IS A HORRIBLE HACK THAT SHOULD NOT LIVE
|
|
* TO SEE THE DAY.
|
|
*/
|
|
struct hostap_skb_tx_data {
|
|
unsigned int __padding_for_default_qdiscs;
|
|
u32 magic; /* HOSTAP_SKB_TX_DATA_MAGIC */
|
|
u8 rate; /* transmit rate */
|
|
#define HOSTAP_TX_FLAGS_WDS BIT(0)
|
|
#define HOSTAP_TX_FLAGS_BUFFERED_FRAME BIT(1)
|
|
#define HOSTAP_TX_FLAGS_ADD_MOREDATA BIT(2)
|
|
u8 flags; /* HOSTAP_TX_FLAGS_* */
|
|
u16 tx_cb_idx;
|
|
struct hostap_interface *iface;
|
|
unsigned long jiffies; /* queueing timestamp */
|
|
unsigned short ethertype;
|
|
};
|
|
|
|
|
|
#ifndef PRISM2_NO_DEBUG
|
|
|
|
#define DEBUG_FID BIT(0)
|
|
#define DEBUG_PS BIT(1)
|
|
#define DEBUG_FLOW BIT(2)
|
|
#define DEBUG_AP BIT(3)
|
|
#define DEBUG_HW BIT(4)
|
|
#define DEBUG_EXTRA BIT(5)
|
|
#define DEBUG_EXTRA2 BIT(6)
|
|
#define DEBUG_PS2 BIT(7)
|
|
#define DEBUG_MASK (DEBUG_PS | DEBUG_AP | DEBUG_HW | DEBUG_EXTRA)
|
|
#define PDEBUG(n, args...) \
|
|
do { if ((n) & DEBUG_MASK) printk(KERN_DEBUG args); } while (0)
|
|
#define PDEBUG2(n, args...) \
|
|
do { if ((n) & DEBUG_MASK) printk(args); } while (0)
|
|
|
|
#else /* PRISM2_NO_DEBUG */
|
|
|
|
#define PDEBUG(n, args...)
|
|
#define PDEBUG2(n, args...)
|
|
|
|
#endif /* PRISM2_NO_DEBUG */
|
|
|
|
enum { BAP0 = 0, BAP1 = 1 };
|
|
|
|
#define PRISM2_IO_DEBUG_CMD_INB 0
|
|
#define PRISM2_IO_DEBUG_CMD_INW 1
|
|
#define PRISM2_IO_DEBUG_CMD_INSW 2
|
|
#define PRISM2_IO_DEBUG_CMD_OUTB 3
|
|
#define PRISM2_IO_DEBUG_CMD_OUTW 4
|
|
#define PRISM2_IO_DEBUG_CMD_OUTSW 5
|
|
#define PRISM2_IO_DEBUG_CMD_ERROR 6
|
|
#define PRISM2_IO_DEBUG_CMD_INTERRUPT 7
|
|
|
|
#ifdef PRISM2_IO_DEBUG
|
|
|
|
#define PRISM2_IO_DEBUG_ENTRY(cmd, reg, value) \
|
|
(((cmd) << 24) | ((reg) << 16) | value)
|
|
|
|
static inline void prism2_io_debug_add(struct net_device *dev, int cmd,
|
|
int reg, int value)
|
|
{
|
|
struct hostap_interface *iface = netdev_priv(dev);
|
|
local_info_t *local = iface->local;
|
|
|
|
if (!local->io_debug_enabled)
|
|
return;
|
|
|
|
local->io_debug[local->io_debug_head] = jiffies & 0xffffffff;
|
|
if (++local->io_debug_head >= PRISM2_IO_DEBUG_SIZE)
|
|
local->io_debug_head = 0;
|
|
local->io_debug[local->io_debug_head] =
|
|
PRISM2_IO_DEBUG_ENTRY(cmd, reg, value);
|
|
if (++local->io_debug_head >= PRISM2_IO_DEBUG_SIZE)
|
|
local->io_debug_head = 0;
|
|
}
|
|
|
|
|
|
static inline void prism2_io_debug_error(struct net_device *dev, int err)
|
|
{
|
|
struct hostap_interface *iface = netdev_priv(dev);
|
|
local_info_t *local = iface->local;
|
|
unsigned long flags;
|
|
|
|
if (!local->io_debug_enabled)
|
|
return;
|
|
|
|
spin_lock_irqsave(&local->lock, flags);
|
|
prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_ERROR, 0, err);
|
|
if (local->io_debug_enabled == 1) {
|
|
local->io_debug_enabled = 0;
|
|
printk(KERN_DEBUG "%s: I/O debug stopped\n", dev->name);
|
|
}
|
|
spin_unlock_irqrestore(&local->lock, flags);
|
|
}
|
|
|
|
#else /* PRISM2_IO_DEBUG */
|
|
|
|
static inline void prism2_io_debug_add(struct net_device *dev, int cmd,
|
|
int reg, int value)
|
|
{
|
|
}
|
|
|
|
static inline void prism2_io_debug_error(struct net_device *dev, int err)
|
|
{
|
|
}
|
|
|
|
#endif /* PRISM2_IO_DEBUG */
|
|
|
|
|
|
#ifdef PRISM2_CALLBACK
|
|
enum {
|
|
/* Called when card is enabled */
|
|
PRISM2_CALLBACK_ENABLE,
|
|
|
|
/* Called when card is disabled */
|
|
PRISM2_CALLBACK_DISABLE,
|
|
|
|
/* Called when RX/TX starts/ends */
|
|
PRISM2_CALLBACK_RX_START, PRISM2_CALLBACK_RX_END,
|
|
PRISM2_CALLBACK_TX_START, PRISM2_CALLBACK_TX_END
|
|
};
|
|
void prism2_callback(local_info_t *local, int event);
|
|
#else /* PRISM2_CALLBACK */
|
|
#define prism2_callback(d, e) do { } while (0)
|
|
#endif /* PRISM2_CALLBACK */
|
|
|
|
#endif /* __KERNEL__ */
|
|
|
|
#endif /* HOSTAP_WLAN_H */
|