| #ifndef HOSTAP_WLAN_H |
| #define HOSTAP_WLAN_H |
| |
| #include "hostap_config.h" |
| #include "hostap_common.h" |
| |
| #define MAX_PARM_DEVICES 8 |
| #define PARM_MIN_MAX "1-" __MODULE_STRING(MAX_PARM_DEVICES) |
| #define DEF_INTS -1, -1, -1, -1, -1, -1, -1 |
| #define GET_INT_PARM(var,idx) var[var[idx] < 0 ? 0 : idx] |
| |
| |
| /* Specific skb->protocol value that indicates that the packet already contains |
| * txdesc header. |
| * FIX: This might need own value that would be allocated especially for Prism2 |
| * txdesc; ETH_P_CONTROL is commented as "Card specific control frames". |
| * However, these skb's should have only minimal path in the kernel side since |
| * prism2_send_mgmt() sends these with dev_queue_xmit() to prism2_tx(). */ |
| #define ETH_P_HOSTAP ETH_P_CONTROL |
| |
| #ifndef ARPHRD_IEEE80211 |
| #define ARPHRD_IEEE80211 801 |
| #endif |
| #ifndef ARPHRD_IEEE80211_PRISM |
| #define ARPHRD_IEEE80211_PRISM 802 |
| #endif |
| |
| /* ARPHRD_IEEE80211_PRISM uses a bloated version of Prism2 RX frame header |
| * (from linux-wlan-ng) */ |
| struct linux_wlan_ng_val { |
| u32 did; |
| u16 status, len; |
| u32 data; |
| } __attribute__ ((packed)); |
| |
| struct linux_wlan_ng_prism_hdr { |
| u32 msgcode, msglen; |
| char devname[16]; |
| struct linux_wlan_ng_val hosttime, mactime, channel, rssi, sq, signal, |
| noise, rate, istx, frmlen; |
| } __attribute__ ((packed)); |
| |
| struct linux_wlan_ng_cap_hdr { |
| u32 version; |
| u32 length; |
| u64 mactime; |
| u64 hosttime; |
| u32 phytype; |
| u32 channel; |
| u32 datarate; |
| u32 antenna; |
| u32 priority; |
| u32 ssi_type; |
| s32 ssi_signal; |
| s32 ssi_noise; |
| u32 preamble; |
| u32 encoding; |
| } __attribute__ ((packed)); |
| |
| #define LWNG_CAP_DID_BASE (4 | (1 << 6)) /* section 4, group 1 */ |
| #define LWNG_CAPHDR_VERSION 0x80211001 |
| |
| struct hfa384x_rx_frame { |
| /* HFA384X RX frame descriptor */ |
| u16 status; /* HFA384X_RX_STATUS_ flags */ |
| u32 time; /* timestamp, 1 microsecond resolution */ |
| u8 silence; /* 27 .. 154; seems to be 0 */ |
| u8 signal; /* 27 .. 154 */ |
| u8 rate; /* 10, 20, 55, or 110 */ |
| u8 rxflow; |
| u32 reserved; |
| |
| /* 802.11 */ |
| u16 frame_control; |
| u16 duration_id; |
| u8 addr1[6]; |
| u8 addr2[6]; |
| u8 addr3[6]; |
| u16 seq_ctrl; |
| u8 addr4[6]; |
| u16 data_len; |
| |
| /* 802.3 */ |
| u8 dst_addr[6]; |
| u8 src_addr[6]; |
| u16 len; |
| |
| /* followed by frame data; max 2304 bytes */ |
| } __attribute__ ((packed)); |
| |
| |
| struct hfa384x_tx_frame { |
| /* HFA384X TX frame descriptor */ |
| u16 status; /* HFA384X_TX_STATUS_ flags */ |
| u16 reserved1; |
| u16 reserved2; |
| u32 sw_support; |
| u8 retry_count; /* not yet implemented */ |
| u8 tx_rate; /* Host AP only; 0 = firmware, or 10, 20, 55, 110 */ |
| u16 tx_control; /* HFA384X_TX_CTRL_ flags */ |
| |
| /* 802.11 */ |
| u16 frame_control; /* parts not used */ |
| u16 duration_id; |
| u8 addr1[6]; |
| u8 addr2[6]; /* filled by firmware */ |
| u8 addr3[6]; |
| u16 seq_ctrl; /* filled by firmware */ |
| u8 addr4[6]; |
| u16 data_len; |
| |
| /* 802.3 */ |
| u8 dst_addr[6]; |
| u8 src_addr[6]; |
| u16 len; |
| |
| /* followed by frame data; max 2304 bytes */ |
| } __attribute__ ((packed)); |
| |
| |
| struct hfa384x_rid_hdr |
| { |
| u16 len; |
| u16 rid; |
| } __attribute__ ((packed)); |
| |
| |
| /* Macro for converting signal levels (range 27 .. 154) to wireless ext |
| * dBm value with some accuracy */ |
| #define HFA384X_LEVEL_TO_dBm(v) 0x100 + (v) * 100 / 255 - 100 |
| |
| #define HFA384X_LEVEL_TO_dBm_sign(v) (v) * 100 / 255 - 100 |
| |
| struct hfa384x_scan_request { |
| u16 channel_list; |
| u16 txrate; /* HFA384X_RATES_* */ |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_hostscan_request { |
| u16 channel_list; |
| u16 txrate; |
| u16 target_ssid_len; |
| u8 target_ssid[32]; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_join_request { |
| u8 bssid[6]; |
| u16 channel; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_info_frame { |
| u16 len; |
| u16 type; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_comm_tallies { |
| u16 tx_unicast_frames; |
| u16 tx_multicast_frames; |
| u16 tx_fragments; |
| u16 tx_unicast_octets; |
| u16 tx_multicast_octets; |
| u16 tx_deferred_transmissions; |
| u16 tx_single_retry_frames; |
| u16 tx_multiple_retry_frames; |
| u16 tx_retry_limit_exceeded; |
| u16 tx_discards; |
| u16 rx_unicast_frames; |
| u16 rx_multicast_frames; |
| u16 rx_fragments; |
| u16 rx_unicast_octets; |
| u16 rx_multicast_octets; |
| u16 rx_fcs_errors; |
| u16 rx_discards_no_buffer; |
| u16 tx_discards_wrong_sa; |
| u16 rx_discards_wep_undecryptable; |
| u16 rx_message_in_msg_fragments; |
| u16 rx_message_in_bad_msg_fragments; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_comm_tallies32 { |
| u32 tx_unicast_frames; |
| u32 tx_multicast_frames; |
| u32 tx_fragments; |
| u32 tx_unicast_octets; |
| u32 tx_multicast_octets; |
| u32 tx_deferred_transmissions; |
| u32 tx_single_retry_frames; |
| u32 tx_multiple_retry_frames; |
| u32 tx_retry_limit_exceeded; |
| u32 tx_discards; |
| u32 rx_unicast_frames; |
| u32 rx_multicast_frames; |
| u32 rx_fragments; |
| u32 rx_unicast_octets; |
| u32 rx_multicast_octets; |
| u32 rx_fcs_errors; |
| u32 rx_discards_no_buffer; |
| u32 tx_discards_wrong_sa; |
| u32 rx_discards_wep_undecryptable; |
| u32 rx_message_in_msg_fragments; |
| u32 rx_message_in_bad_msg_fragments; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_scan_result_hdr { |
| u16 reserved; |
| u16 scan_reason; |
| #define HFA384X_SCAN_IN_PROGRESS 0 /* no results available yet */ |
| #define HFA384X_SCAN_HOST_INITIATED 1 |
| #define HFA384X_SCAN_FIRMWARE_INITIATED 2 |
| #define HFA384X_SCAN_INQUIRY_FROM_HOST 3 |
| } __attribute__ ((packed)); |
| |
| #define HFA384X_SCAN_MAX_RESULTS 32 |
| |
| struct hfa384x_scan_result { |
| u16 chid; |
| u16 anl; |
| u16 sl; |
| u8 bssid[6]; |
| u16 beacon_interval; |
| u16 capability; |
| u16 ssid_len; |
| u8 ssid[32]; |
| u8 sup_rates[10]; |
| u16 rate; |
| } __attribute__ ((packed)); |
| |
| struct hfa384x_hostscan_result { |
| u16 chid; |
| u16 anl; |
| u16 sl; |
| u8 bssid[6]; |
| u16 beacon_interval; |
| u16 capability; |
| u16 ssid_len; |
| u8 ssid[32]; |
| u8 sup_rates[10]; |
| u16 rate; |
| u16 atim; |
| } __attribute__ ((packed)); |
| |
| struct comm_tallies_sums { |
| unsigned int tx_unicast_frames; |
| unsigned int tx_multicast_frames; |
| unsigned int tx_fragments; |
| unsigned int tx_unicast_octets; |
| unsigned int tx_multicast_octets; |
| unsigned int tx_deferred_transmissions; |
| unsigned int tx_single_retry_frames; |
| unsigned int tx_multiple_retry_frames; |
| unsigned int tx_retry_limit_exceeded; |
| unsigned int tx_discards; |
| unsigned int rx_unicast_frames; |
| unsigned int rx_multicast_frames; |
| unsigned int rx_fragments; |
| unsigned int rx_unicast_octets; |
| unsigned int rx_multicast_octets; |
| unsigned int rx_fcs_errors; |
| unsigned int rx_discards_no_buffer; |
| unsigned int tx_discards_wrong_sa; |
| unsigned int rx_discards_wep_undecryptable; |
| unsigned int rx_message_in_msg_fragments; |
| unsigned int rx_message_in_bad_msg_fragments; |
| }; |
| |
| |
| struct hfa384x_regs { |
| u16 cmd; |
| u16 evstat; |
| u16 offset0; |
| u16 offset1; |
| u16 swsupport0; |
| }; |
| |
| |
| #if defined(PRISM2_PCCARD) || defined(PRISM2_PLX) |
| /* I/O ports for HFA384X Controller access */ |
| #define HFA384X_CMD_OFF 0x00 |
| #define HFA384X_PARAM0_OFF 0x02 |
| #define HFA384X_PARAM1_OFF 0x04 |
| #define HFA384X_PARAM2_OFF 0x06 |
| #define HFA384X_STATUS_OFF 0x08 |
| #define HFA384X_RESP0_OFF 0x0A |
| #define HFA384X_RESP1_OFF 0x0C |
| #define HFA384X_RESP2_OFF 0x0E |
| #define HFA384X_INFOFID_OFF 0x10 |
| #define HFA384X_CONTROL_OFF 0x14 |
| #define HFA384X_SELECT0_OFF 0x18 |
| #define HFA384X_SELECT1_OFF 0x1A |
| #define HFA384X_OFFSET0_OFF 0x1C |
| #define HFA384X_OFFSET1_OFF 0x1E |
| #define HFA384X_RXFID_OFF 0x20 |
| #define HFA384X_ALLOCFID_OFF 0x22 |
| #define HFA384X_TXCOMPLFID_OFF 0x24 |
| #define HFA384X_SWSUPPORT0_OFF 0x28 |
| #define HFA384X_SWSUPPORT1_OFF 0x2A |
| #define HFA384X_SWSUPPORT2_OFF 0x2C |
| #define HFA384X_EVSTAT_OFF 0x30 |
| #define HFA384X_INTEN_OFF 0x32 |
| #define HFA384X_EVACK_OFF 0x34 |
| #define HFA384X_DATA0_OFF 0x36 |
| #define HFA384X_DATA1_OFF 0x38 |
| #define HFA384X_AUXPAGE_OFF 0x3A |
| #define HFA384X_AUXOFFSET_OFF 0x3C |
| #define HFA384X_AUXDATA_OFF 0x3E |
| #endif /* PRISM2_PCCARD || PRISM2_PLX */ |
| |
| #ifdef PRISM2_PCI |
| /* Memory addresses for ISL3874 controller access */ |
| #define HFA384X_CMD_OFF 0x00 |
| #define HFA384X_PARAM0_OFF 0x04 |
| #define HFA384X_PARAM1_OFF 0x08 |
| #define HFA384X_PARAM2_OFF 0x0C |
| #define HFA384X_STATUS_OFF 0x10 |
| #define HFA384X_RESP0_OFF 0x14 |
| #define HFA384X_RESP1_OFF 0x18 |
| #define HFA384X_RESP2_OFF 0x1C |
| #define HFA384X_INFOFID_OFF 0x20 |
| #define HFA384X_CONTROL_OFF 0x28 |
| #define HFA384X_SELECT0_OFF 0x30 |
| #define HFA384X_SELECT1_OFF 0x34 |
| #define HFA384X_OFFSET0_OFF 0x38 |
| #define HFA384X_OFFSET1_OFF 0x3C |
| #define HFA384X_RXFID_OFF 0x40 |
| #define HFA384X_ALLOCFID_OFF 0x44 |
| #define HFA384X_TXCOMPLFID_OFF 0x48 |
| #define HFA384X_PCICOR_OFF 0x4C |
| #define HFA384X_SWSUPPORT0_OFF 0x50 |
| #define HFA384X_SWSUPPORT1_OFF 0x54 |
| #define HFA384X_SWSUPPORT2_OFF 0x58 |
| #define HFA384X_PCIHCR_OFF 0x5C |
| #define HFA384X_EVSTAT_OFF 0x60 |
| #define HFA384X_INTEN_OFF 0x64 |
| #define HFA384X_EVACK_OFF 0x68 |
| #define HFA384X_DATA0_OFF 0x6C |
| #define HFA384X_DATA1_OFF 0x70 |
| #define HFA384X_AUXPAGE_OFF 0x74 |
| #define HFA384X_AUXOFFSET_OFF 0x78 |
| #define HFA384X_AUXDATA_OFF 0x7C |
| #define HFA384X_PCI_M0_ADDRH_OFF 0x80 |
| #define HFA384X_PCI_M0_ADDRL_OFF 0x84 |
| #define HFA384X_PCI_M0_LEN_OFF 0x88 |
| #define HFA384X_PCI_M0_CTL_OFF 0x8C |
| #define HFA384X_PCI_STATUS_OFF 0x98 |
| #define HFA384X_PCI_M1_ADDRH_OFF 0xA0 |
| #define HFA384X_PCI_M1_ADDRL_OFF 0xA4 |
| #define HFA384X_PCI_M1_LEN_OFF 0xA8 |
| #define HFA384X_PCI_M1_CTL_OFF 0xAC |
| |
| /* PCI bus master control bits (these are undocumented; based on guessing and |
| * experimenting..) */ |
| #define HFA384X_PCI_CTL_FROM_BAP (BIT(5) | BIT(1) | BIT(0)) |
| #define HFA384X_PCI_CTL_TO_BAP (BIT(5) | BIT(0)) |
| |
| #endif /* PRISM2_PCI */ |
| |
| |
| /* Command codes for CMD reg. */ |
| #define HFA384X_CMDCODE_INIT 0x00 |
| #define HFA384X_CMDCODE_ENABLE 0x01 |
| #define HFA384X_CMDCODE_DISABLE 0x02 |
| #define HFA384X_CMDCODE_ALLOC 0x0A |
| #define HFA384X_CMDCODE_TRANSMIT 0x0B |
| #define HFA384X_CMDCODE_INQUIRE 0x11 |
| #define HFA384X_CMDCODE_ACCESS 0x21 |
| #define HFA384X_CMDCODE_ACCESS_WRITE (0x21 | BIT(8)) |
| #define HFA384X_CMDCODE_DOWNLOAD 0x22 |
| #define HFA384X_CMDCODE_READMIF 0x30 |
| #define HFA384X_CMDCODE_WRITEMIF 0x31 |
| #define HFA384X_CMDCODE_TEST 0x38 |
| |
| #define HFA384X_CMDCODE_MASK 0x3F |
| |
| /* Test mode operations */ |
| #define HFA384X_TEST_CHANGE_CHANNEL 0x08 |
| #define HFA384X_TEST_MONITOR 0x0B |
| #define HFA384X_TEST_STOP 0x0F |
| #define HFA384X_TEST_CFG_BITS 0x15 |
| #define HFA384X_TEST_CFG_BIT_ALC BIT(3) |
| |
| #define HFA384X_CMD_BUSY BIT(15) |
| |
| #define HFA384X_CMD_TX_RECLAIM BIT(8) |
| |
| #define HFA384X_OFFSET_ERR BIT(14) |
| #define HFA384X_OFFSET_BUSY BIT(15) |
| |
| |
| /* ProgMode for download command */ |
| #define HFA384X_PROGMODE_DISABLE 0 |
| #define HFA384X_PROGMODE_ENABLE_VOLATILE 1 |
| #define HFA384X_PROGMODE_ENABLE_NON_VOLATILE 2 |
| #define HFA384X_PROGMODE_PROGRAM_NON_VOLATILE 3 |
| |
| #define HFA384X_AUX_MAGIC0 0xfe01 |
| #define HFA384X_AUX_MAGIC1 0xdc23 |
| #define HFA384X_AUX_MAGIC2 0xba45 |
| |
| #define HFA384X_AUX_PORT_DISABLED 0 |
| #define HFA384X_AUX_PORT_DISABLE BIT(14) |
| #define HFA384X_AUX_PORT_ENABLE BIT(15) |
| #define HFA384X_AUX_PORT_ENABLED (BIT(14) | BIT(15)) |
| #define HFA384X_AUX_PORT_MASK (BIT(14) | BIT(15)) |
| |
| #define PRISM2_PDA_SIZE 1024 |
| |
| |
| /* Events; EvStat, Interrupt mask (IntEn), and acknowledge bits (EvAck) */ |
| #define HFA384X_EV_TICK BIT(15) |
| #define HFA384X_EV_WTERR BIT(14) |
| #define HFA384X_EV_INFDROP BIT(13) |
| #ifdef PRISM2_PCI |
| #define HFA384X_EV_PCI_M1 BIT(9) |
| #define HFA384X_EV_PCI_M0 BIT(8) |
| #endif /* PRISM2_PCI */ |
| #define HFA384X_EV_INFO BIT(7) |
| #define HFA384X_EV_DTIM BIT(5) |
| #define HFA384X_EV_CMD BIT(4) |
| #define HFA384X_EV_ALLOC BIT(3) |
| #define HFA384X_EV_TXEXC BIT(2) |
| #define HFA384X_EV_TX BIT(1) |
| #define HFA384X_EV_RX BIT(0) |
| |
| |
| /* HFA384X Information frames */ |
| #define HFA384X_INFO_HANDOVERADDR 0xF000 /* AP f/w ? */ |
| #define HFA384X_INFO_HANDOVERDEAUTHADDR 0xF001 /* AP f/w 1.3.7 */ |
| #define HFA384X_INFO_COMMTALLIES 0xF100 |
| #define HFA384X_INFO_SCANRESULTS 0xF101 |
| #define HFA384X_INFO_CHANNELINFORESULTS 0xF102 /* AP f/w only */ |
| #define HFA384X_INFO_HOSTSCANRESULTS 0xF103 |
| #define HFA384X_INFO_LINKSTATUS 0xF200 |
| #define HFA384X_INFO_ASSOCSTATUS 0xF201 /* ? */ |
| #define HFA384X_INFO_AUTHREQ 0xF202 /* ? */ |
| #define HFA384X_INFO_PSUSERCNT 0xF203 /* ? */ |
| #define HFA384X_INFO_KEYIDCHANGED 0xF204 /* ? */ |
| |
| enum { HFA384X_LINKSTATUS_CONNECTED = 1, |
| HFA384X_LINKSTATUS_DISCONNECTED = 2, |
| HFA384X_LINKSTATUS_AP_CHANGE = 3, |
| 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); |
| int (*dev_open)(local_info_t *local); |
| int (*dev_close)(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 semaphore rid_bap_sem; |
| 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 |
| 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 |
| } monitor_type; |
| int (*saved_eth_header_parse)(struct sk_buff *skb, |
| unsigned char *haddr); |
| 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; |
| 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 40-byte limit |
| */ |
| struct hostap_skb_tx_data { |
| 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 */ |