/*
   * Ultra Wide Band
   * UWB Standard definitions
   *
   * Copyright (C) 2005-2006 Intel Corporation
   * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License version
   * 2 as published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
   * 02110-1301, USA.
   *
   *
   * All these definitions are based on the ECMA-368 standard.
   *
   * Note all definitions are Little Endian in the wire, and we will
   * convert them to host order before operating on the bitfields (that
   * yes, we use extensively).
   */
  
  #ifndef __LINUX__UWB_SPEC_H__
  #define __LINUX__UWB_SPEC_H__
  
  #include <linux/types.h>
  #include <linux/bitmap.h>
  #include <linux/if_ether.h>
  
  #define i1480_FW 0x00000303
  /* #define i1480_FW 0x00000302 */
  
  /**
   * Number of Medium Access Slots in a superframe.
   *
   * UWB divides time in SuperFrames, each one divided in 256 pieces, or
   * Medium Access Slots. See MBOA MAC[5.4.5] for details. The MAS is the
   * basic bandwidth allocation unit in UWB.
   */
  enum { UWB_NUM_MAS = 256 };
  
  /**
   * Number of Zones in superframe.
   *
   * UWB divides the superframe into zones with numbering starting from BPST.
   * See MBOA MAC[16.8.6]
   */
  enum { UWB_NUM_ZONES = 16 };
  
  /*
   * Number of MAS in a zone.
   */
  #define UWB_MAS_PER_ZONE (UWB_NUM_MAS / UWB_NUM_ZONES)
  
  /*
   * Number of MAS required before a row can be considered available.
   */
  #define UWB_USABLE_MAS_PER_ROW (UWB_NUM_ZONES - 1)
  
  /*
   * Number of streams per DRP reservation between a pair of devices.
   *
   * [ECMA-368] section 16.8.6.
   */
  enum { UWB_NUM_STREAMS = 8 };
  
  /*
   * mMasLength
   *
   * The length of a MAS in microseconds.
   *
   * [ECMA-368] section 17.16.
   */
  enum { UWB_MAS_LENGTH_US = 256 };
  
  /*
   * mBeaconSlotLength
   *
   * The length of the beacon slot in microseconds.
   *
   * [ECMA-368] section 17.16
   */
  enum { UWB_BEACON_SLOT_LENGTH_US = 85 };
  
  /*
   * mMaxLostBeacons
   *
   * The number beacons missing in consecutive superframes before a
   * device can be considered as unreachable.
   *
   * [ECMA-368] section 17.16
   */
  enum { UWB_MAX_LOST_BEACONS = 3 };
  
  /*
   * mDRPBackOffWinMin
   *
   * The minimum number of superframes to wait before trying to reserve
   * extra MAS.
   *
   * [ECMA-368] section 17.16
   */
  enum { UWB_DRP_BACKOFF_WIN_MIN = 2 };
  
  /*
   * mDRPBackOffWinMax
   *
   * The maximum number of superframes to wait before trying to reserve
   * extra MAS.
   *
   * [ECMA-368] section 17.16
   */
  enum { UWB_DRP_BACKOFF_WIN_MAX = 16 };
  
  /*
   * Length of a superframe in microseconds.
   */
  #define UWB_SUPERFRAME_LENGTH_US (UWB_MAS_LENGTH_US * UWB_NUM_MAS)
  
  /**
   * UWB MAC address
   *
   * It is *imperative* that this struct is exactly 6 packed bytes (as
   * it is also used to define headers sent down and up the wire/radio).
   */
  struct uwb_mac_addr {
  	u8 data[ETH_ALEN];
  } __attribute__((packed));
  
  
  /**
   * UWB device address
   *
   * It is *imperative* that this struct is exactly 6 packed bytes (as
   * it is also used to define headers sent down and up the wire/radio).
   */
  struct uwb_dev_addr {
  	u8 data[2];
  } __attribute__((packed));
  
  
  /**
   * Types of UWB addresses
   *
   * Order matters (by size).
   */
  enum uwb_addr_type {
  	UWB_ADDR_DEV = 0,
  	UWB_ADDR_MAC = 1,
  };
  
  
  /** Size of a char buffer for printing a MAC/device address */
  enum { UWB_ADDR_STRSIZE = 32 };
  
  
  /** UWB WiMedia protocol IDs. */
  enum uwb_prid {
  	UWB_PRID_WLP_RESERVED   = 0x0000,
  	UWB_PRID_WLP		= 0x0001,
  	UWB_PRID_WUSB_BOT	= 0x0010,
  	UWB_PRID_WUSB		= 0x0010,
  	UWB_PRID_WUSB_TOP	= 0x001F,
  };
  
  
  /** PHY Rate (MBOA MAC[7.8.12, Table 61]) */
  enum uwb_phy_rate {
  	UWB_PHY_RATE_53 = 0,
  	UWB_PHY_RATE_80,
  	UWB_PHY_RATE_106,
  	UWB_PHY_RATE_160,
  	UWB_PHY_RATE_200,
  	UWB_PHY_RATE_320,
  	UWB_PHY_RATE_400,
  	UWB_PHY_RATE_480,
  	UWB_PHY_RATE_INVALID
  };
  
  
  /**
   * Different ways to scan (MBOA MAC[6.2.2, Table 8], WUSB[Table 8-78])
   */
  enum uwb_scan_type {
  	UWB_SCAN_ONLY = 0,
  	UWB_SCAN_OUTSIDE_BP,
  	UWB_SCAN_WHILE_INACTIVE,
  	UWB_SCAN_DISABLED,
  	UWB_SCAN_ONLY_STARTTIME,
  	UWB_SCAN_TOP
  };
  
  
  /** ACK Policy types (MBOA MAC[7.2.1.3]) */
  enum uwb_ack_pol {
  	UWB_ACK_NO = 0,
  	UWB_ACK_INM = 1,
  	UWB_ACK_B = 2,
  	UWB_ACK_B_REQ = 3,
  };
  
  
  /** DRP reservation types ([ECMA-368 table 106) */
  enum uwb_drp_type {
  	UWB_DRP_TYPE_ALIEN_BP = 0,
  	UWB_DRP_TYPE_HARD,
  	UWB_DRP_TYPE_SOFT,
  	UWB_DRP_TYPE_PRIVATE,
  	UWB_DRP_TYPE_PCA,
  };
  
  
  /** DRP Reason Codes ([ECMA-368] table 107) */
  enum uwb_drp_reason {
  	UWB_DRP_REASON_ACCEPTED = 0,
  	UWB_DRP_REASON_CONFLICT,
  	UWB_DRP_REASON_PENDING,
  	UWB_DRP_REASON_DENIED,
  	UWB_DRP_REASON_MODIFIED,
  };
  
  /** Relinquish Request Reason Codes ([ECMA-368] table 113) */
  enum uwb_relinquish_req_reason {
  	UWB_RELINQUISH_REQ_REASON_NON_SPECIFIC = 0,
  	UWB_RELINQUISH_REQ_REASON_OVER_ALLOCATION,
  };
  
  /**
   *  DRP Notification Reason Codes (WHCI 0.95 [3.1.4.9])
   */
  enum uwb_drp_notif_reason {
  	UWB_DRP_NOTIF_DRP_IE_RCVD = 0,
  	UWB_DRP_NOTIF_CONFLICT,
  	UWB_DRP_NOTIF_TERMINATE,
  };
  
  
  /** Allocation of MAS slots in a DRP request MBOA MAC[7.8.7] */
  struct uwb_drp_alloc {
  	__le16 zone_bm;
  	__le16 mas_bm;
  } __attribute__((packed));
  
  
  /** General MAC Header format (ECMA-368[16.2]) */
  struct uwb_mac_frame_hdr {
  	__le16 Frame_Control;
  	struct uwb_dev_addr DestAddr;
  	struct uwb_dev_addr SrcAddr;
  	__le16 Sequence_Control;
  	__le16 Access_Information;
  } __attribute__((packed));
  
  
  /**
   * uwb_beacon_frame - a beacon frame including MAC headers
   *
   * [ECMA] section 16.3.
   */
  struct uwb_beacon_frame {
  	struct uwb_mac_frame_hdr hdr;
  	struct uwb_mac_addr Device_Identifier;	/* may be a NULL EUI-48 */
  	u8 Beacon_Slot_Number;
  	u8 Device_Control;
  	u8 IEData[];
  } __attribute__((packed));
  
  
  /** Information Element codes (MBOA MAC[T54]) */
  enum uwb_ie {
  	UWB_PCA_AVAILABILITY = 2,
  	UWB_IE_DRP_AVAILABILITY = 8,
  	UWB_IE_DRP = 9,
  	UWB_BP_SWITCH_IE = 11,
  	UWB_MAC_CAPABILITIES_IE = 12,
  	UWB_PHY_CAPABILITIES_IE = 13,
  	UWB_APP_SPEC_PROBE_IE = 15,
  	UWB_IDENTIFICATION_IE = 19,
  	UWB_MASTER_KEY_ID_IE = 20,
  	UWB_RELINQUISH_REQUEST_IE = 21,
  	UWB_IE_WLP = 250, /* WiMedia Logical Link Control Protocol WLP 0.99 */
  	UWB_APP_SPEC_IE = 255,
  };
  
  
  /**
   * Header common to all Information Elements (IEs)
   */
  struct uwb_ie_hdr {
  	u8 element_id;	/* enum uwb_ie */
  	u8 length;
  } __attribute__((packed));
  
  
  /** Dynamic Reservation Protocol IE (MBOA MAC[7.8.6]) */
  struct uwb_ie_drp {
  	struct uwb_ie_hdr	hdr;
  	__le16                  drp_control;
  	struct uwb_dev_addr	dev_addr;
  	struct uwb_drp_alloc	allocs[];
  } __attribute__((packed));
  
  static inline int uwb_ie_drp_type(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 0) & 0x7;
  }
  
  static inline int uwb_ie_drp_stream_index(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 3) & 0x7;
  }
  
  static inline int uwb_ie_drp_reason_code(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 6) & 0x7;
  }
  
  static inline int uwb_ie_drp_status(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 9) & 0x1;
  }
  
  static inline int uwb_ie_drp_owner(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 10) & 0x1;
  }
  
  static inline int uwb_ie_drp_tiebreaker(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 11) & 0x1;
  }
  
  static inline int uwb_ie_drp_unsafe(struct uwb_ie_drp *ie)
  {
  	return (le16_to_cpu(ie->drp_control) >> 12) & 0x1;
  }
  
  static inline void uwb_ie_drp_set_type(struct uwb_ie_drp *ie, enum uwb_drp_type type)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x7 << 0)) | (type << 0);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_stream_index(struct uwb_ie_drp *ie, int stream_index)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x7 << 3)) | (stream_index << 3);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_reason_code(struct uwb_ie_drp *ie,
  				       enum uwb_drp_reason reason_code)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (ie->drp_control & ~(0x7 << 6)) | (reason_code << 6);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_status(struct uwb_ie_drp *ie, int status)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x1 << 9)) | (status << 9);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_owner(struct uwb_ie_drp *ie, int owner)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x1 << 10)) | (owner << 10);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_tiebreaker(struct uwb_ie_drp *ie, int tiebreaker)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x1 << 11)) | (tiebreaker << 11);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  static inline void uwb_ie_drp_set_unsafe(struct uwb_ie_drp *ie, int unsafe)
  {
  	u16 drp_control = le16_to_cpu(ie->drp_control);
  	drp_control = (drp_control & ~(0x1 << 12)) | (unsafe << 12);
  	ie->drp_control = cpu_to_le16(drp_control);
  }
  
  /** Dynamic Reservation Protocol IE (MBOA MAC[7.8.7]) */
  struct uwb_ie_drp_avail {
  	struct uwb_ie_hdr	hdr;
  	DECLARE_BITMAP(bmp, UWB_NUM_MAS);
  } __attribute__((packed));
  
  /* Relinqish Request IE ([ECMA-368] section 16.8.19). */
  struct uwb_relinquish_request_ie {
          struct uwb_ie_hdr       hdr;
          __le16                  relinquish_req_control;
          struct uwb_dev_addr     dev_addr;
          struct uwb_drp_alloc    allocs[];
  } __attribute__((packed));
  
  static inline int uwb_ie_relinquish_req_reason_code(struct uwb_relinquish_request_ie *ie)
  {
  	return (le16_to_cpu(ie->relinquish_req_control) >> 0) & 0xf;
  }
  
  static inline void uwb_ie_relinquish_req_set_reason_code(struct uwb_relinquish_request_ie *ie,
  							 int reason_code)
  {
  	u16 ctrl = le16_to_cpu(ie->relinquish_req_control);
  	ctrl = (ctrl & ~(0xf << 0)) | (reason_code << 0);
  	ie->relinquish_req_control = cpu_to_le16(ctrl);
  }
  
  /**
   * The Vendor ID is set to an OUI that indicates the vendor of the device.
   * ECMA-368 [16.8.10]
   */
  struct uwb_vendor_id {
  	u8 data[3];
  } __attribute__((packed));
  
  /**
   * The device type ID
   * FIXME: clarify what this means
   * ECMA-368 [16.8.10]
   */
  struct uwb_device_type_id {
  	u8 data[3];
  } __attribute__((packed));
  
  
  /**
   * UWB device information types
   * ECMA-368 [16.8.10]
   */
  enum uwb_dev_info_type {
  	UWB_DEV_INFO_VENDOR_ID = 0,
  	UWB_DEV_INFO_VENDOR_TYPE,
  	UWB_DEV_INFO_NAME,
  };
  
  /**
   * UWB device information found in Identification IE
   * ECMA-368 [16.8.10]
   */
  struct uwb_dev_info {
  	u8 type;	/* enum uwb_dev_info_type */
  	u8 length;
  	u8 data[];
  } __attribute__((packed));
  
  /**
   * UWB Identification IE
   * ECMA-368 [16.8.10]
   */
  struct uwb_identification_ie {
  	struct uwb_ie_hdr hdr;
  	struct uwb_dev_info info[];
  } __attribute__((packed));
  
  /*
   * UWB Radio Controller
   *
   * These definitions are common to the Radio Control layers as
   * exported by the WUSB1.0 HWA and WHCI interfaces.
   */
  
  /** Radio Control Command Block (WUSB1.0[Table 8-65] and WHCI 0.95) */
  struct uwb_rccb {
  	u8 bCommandType;		/* enum hwa_cet */
  	__le16 wCommand;		/* Command code */
  	u8 bCommandContext;		/* Context ID */
  } __attribute__((packed));
  
  
  /** Radio Control Event Block (WUSB[table 8-66], WHCI 0.95) */
  struct uwb_rceb {
  	u8 bEventType;			/* enum hwa_cet */
  	__le16 wEvent;			/* Event code */
  	u8 bEventContext;		/* Context ID */
  } __attribute__((packed));
  
  
  enum {
  	UWB_RC_CET_GENERAL = 0,		/* General Command/Event type */
  	UWB_RC_CET_EX_TYPE_1 = 1,	/* Extended Type 1 Command/Event type */
  };
  
  /* Commands to the radio controller */
  enum uwb_rc_cmd {
  	UWB_RC_CMD_CHANNEL_CHANGE = 16,
  	UWB_RC_CMD_DEV_ADDR_MGMT = 17,	/* Device Address Management */
  	UWB_RC_CMD_GET_IE = 18,		/* GET Information Elements */
  	UWB_RC_CMD_RESET = 19,
  	UWB_RC_CMD_SCAN = 20,		/* Scan management  */
  	UWB_RC_CMD_SET_BEACON_FILTER = 21,
  	UWB_RC_CMD_SET_DRP_IE = 22,	/* Dynamic Reservation Protocol IEs */
  	UWB_RC_CMD_SET_IE = 23,		/* Information Element management */
  	UWB_RC_CMD_SET_NOTIFICATION_FILTER = 24,
  	UWB_RC_CMD_SET_TX_POWER = 25,
  	UWB_RC_CMD_SLEEP = 26,
  	UWB_RC_CMD_START_BEACON = 27,
  	UWB_RC_CMD_STOP_BEACON = 28,
  	UWB_RC_CMD_BP_MERGE = 29,
  	UWB_RC_CMD_SEND_COMMAND_FRAME = 30,
  	UWB_RC_CMD_SET_ASIE_NOTIF = 31,
  };
  
  /* Notifications from the radio controller */
  enum uwb_rc_evt {
  	UWB_RC_EVT_IE_RCV = 0,
  	UWB_RC_EVT_BEACON = 1,
  	UWB_RC_EVT_BEACON_SIZE = 2,
  	UWB_RC_EVT_BPOIE_CHANGE = 3,
  	UWB_RC_EVT_BP_SLOT_CHANGE = 4,
  	UWB_RC_EVT_BP_SWITCH_IE_RCV = 5,
  	UWB_RC_EVT_DEV_ADDR_CONFLICT = 6,
  	UWB_RC_EVT_DRP_AVAIL = 7,
  	UWB_RC_EVT_DRP = 8,
  	UWB_RC_EVT_BP_SWITCH_STATUS = 9,
  	UWB_RC_EVT_CMD_FRAME_RCV = 10,
  	UWB_RC_EVT_CHANNEL_CHANGE_IE_RCV = 11,
  	/* Events (command responses) use the same code as the command */
  	UWB_RC_EVT_UNKNOWN_CMD_RCV = 65535,
  };
  
  enum uwb_rc_extended_type_1_cmd {
  	UWB_RC_SET_DAA_ENERGY_MASK = 32,
  	UWB_RC_SET_NOTIFICATION_FILTER_EX = 33,
  };
  
  enum uwb_rc_extended_type_1_evt {
  	UWB_RC_DAA_ENERGY_DETECTED = 0,
  };
  
  /* Radio Control Result Code. [WHCI] table 3-3. */
  enum {
  	UWB_RC_RES_SUCCESS = 0,
  	UWB_RC_RES_FAIL,
  	UWB_RC_RES_FAIL_HARDWARE,
  	UWB_RC_RES_FAIL_NO_SLOTS,
  	UWB_RC_RES_FAIL_BEACON_TOO_LARGE,
  	UWB_RC_RES_FAIL_INVALID_PARAMETER,
  	UWB_RC_RES_FAIL_UNSUPPORTED_PWR_LEVEL,
  	UWB_RC_RES_FAIL_INVALID_IE_DATA,
  	UWB_RC_RES_FAIL_BEACON_SIZE_EXCEEDED,
  	UWB_RC_RES_FAIL_CANCELLED,
  	UWB_RC_RES_FAIL_INVALID_STATE,
  	UWB_RC_RES_FAIL_INVALID_SIZE,
  	UWB_RC_RES_FAIL_ACK_NOT_RECEIVED,
  	UWB_RC_RES_FAIL_NO_MORE_ASIE_NOTIF,
  	UWB_RC_RES_FAIL_TIME_OUT = 255,
  };
  
  /* Confirm event. [WHCI] section 3.1.3.1 etc. */
  struct uwb_rc_evt_confirm {
  	struct uwb_rceb rceb;
  	u8 bResultCode;
  } __attribute__((packed));
  
  /* Device Address Management event. [WHCI] section 3.1.3.2. */
  struct uwb_rc_evt_dev_addr_mgmt {
  	struct uwb_rceb rceb;
  	u8 baAddr[ETH_ALEN];
  	u8 bResultCode;
  } __attribute__((packed));
  
  
  /* Get IE Event. [WHCI] section 3.1.3.3. */
  struct uwb_rc_evt_get_ie {
  	struct uwb_rceb rceb;
  	__le16 wIELength;
  	u8 IEData[];
  } __attribute__((packed));
  
  /* Set DRP IE Event. [WHCI] section 3.1.3.7. */
  struct uwb_rc_evt_set_drp_ie {
  	struct uwb_rceb rceb;
  	__le16 wRemainingSpace;
  	u8 bResultCode;
  } __attribute__((packed));
  
  /* Set IE Event. [WHCI] section 3.1.3.8. */
  struct uwb_rc_evt_set_ie {
  	struct uwb_rceb rceb;
  	__le16 RemainingSpace;
  	u8 bResultCode;
  } __attribute__((packed));
  
  /* Scan command. [WHCI] 3.1.3.5. */
  struct uwb_rc_cmd_scan {
  	struct uwb_rccb rccb;
  	u8 bChannelNumber;
  	u8 bScanState;
  	__le16 wStartTime;
  } __attribute__((packed));
  
  /* Set DRP IE command. [WHCI] section 3.1.3.7. */
  struct uwb_rc_cmd_set_drp_ie {
  	struct uwb_rccb rccb;
  	__le16 wIELength;
  	struct uwb_ie_drp IEData[];
  } __attribute__((packed));
  
  /* Set IE command. [WHCI] section 3.1.3.8. */
  struct uwb_rc_cmd_set_ie {
  	struct uwb_rccb rccb;
  	__le16 wIELength;
  	u8 IEData[];
  } __attribute__((packed));
  
  /* Set DAA Energy Mask event. [WHCI 0.96] section 3.1.3.17. */
  struct uwb_rc_evt_set_daa_energy_mask {
  	struct uwb_rceb rceb;
  	__le16 wLength;
  	u8 result;
  } __attribute__((packed));
  
  /* Set Notification Filter Extended event. [WHCI 0.96] section 3.1.3.18. */
  struct uwb_rc_evt_set_notification_filter_ex {
  	struct uwb_rceb rceb;
  	__le16 wLength;
  	u8 result;
  } __attribute__((packed));
  
  /* IE Received notification. [WHCI] section 3.1.4.1. */
  struct uwb_rc_evt_ie_rcv {
  	struct uwb_rceb rceb;
  	struct uwb_dev_addr SrcAddr;
  	__le16 wIELength;
  	u8 IEData[];
  } __attribute__((packed));
  
  /* Type of the received beacon. [WHCI] section 3.1.4.2. */
  enum uwb_rc_beacon_type {
  	UWB_RC_BEACON_TYPE_SCAN = 0,
  	UWB_RC_BEACON_TYPE_NEIGHBOR,
  	UWB_RC_BEACON_TYPE_OL_ALIEN,
  	UWB_RC_BEACON_TYPE_NOL_ALIEN,
  };
  
  /* Beacon received notification. [WHCI] 3.1.4.2. */
  struct uwb_rc_evt_beacon {
  	struct uwb_rceb rceb;
  	u8	bChannelNumber;
  	u8	bBeaconType;
  	__le16	wBPSTOffset;
  	u8	bLQI;
  	u8	bRSSI;
  	__le16	wBeaconInfoLength;
  	u8	BeaconInfo[];
  } __attribute__((packed));
  
  
  /* Beacon Size Change notification. [WHCI] section 3.1.4.3 */
  struct uwb_rc_evt_beacon_size {
  	struct uwb_rceb rceb;
  	__le16 wNewBeaconSize;
  } __attribute__((packed));
  
  
  /* BPOIE Change notification. [WHCI] section 3.1.4.4. */
  struct uwb_rc_evt_bpoie_change {
  	struct uwb_rceb rceb;
  	__le16 wBPOIELength;
  	u8 BPOIE[];
  } __attribute__((packed));
  
  
  /* Beacon Slot Change notification. [WHCI] section 3.1.4.5. */
  struct uwb_rc_evt_bp_slot_change {
  	struct uwb_rceb rceb;
  	u8 slot_info;
  } __attribute__((packed));
  
  static inline int uwb_rc_evt_bp_slot_change_slot_num(
  	const struct uwb_rc_evt_bp_slot_change *evt)
  {
  	return evt->slot_info & 0x7f;
  }
  
  static inline int uwb_rc_evt_bp_slot_change_no_slot(
  	const struct uwb_rc_evt_bp_slot_change *evt)
  {
  	return (evt->slot_info & 0x80) >> 7;
  }
  
  /* BP Switch IE Received notification. [WHCI] section 3.1.4.6. */
  struct uwb_rc_evt_bp_switch_ie_rcv {
  	struct uwb_rceb rceb;
  	struct uwb_dev_addr wSrcAddr;
  	__le16 wIELength;
  	u8 IEData[];
  } __attribute__((packed));
  
  /* DevAddr Conflict notification. [WHCI] section 3.1.4.7. */
  struct uwb_rc_evt_dev_addr_conflict {
  	struct uwb_rceb rceb;
  } __attribute__((packed));
  
  /* DRP notification. [WHCI] section 3.1.4.9. */
  struct uwb_rc_evt_drp {
  	struct uwb_rceb           rceb;
  	struct uwb_dev_addr       src_addr;
  	u8                        reason;
  	u8                        beacon_slot_number;
  	__le16                    ie_length;
  	u8                        ie_data[];
  } __attribute__((packed));
  
  static inline enum uwb_drp_notif_reason uwb_rc_evt_drp_reason(struct uwb_rc_evt_drp *evt)
  {
  	return evt->reason & 0x0f;
  }
  
  
  /* DRP Availability Change notification. [WHCI] section 3.1.4.8. */
  struct uwb_rc_evt_drp_avail {
  	struct uwb_rceb rceb;
  	DECLARE_BITMAP(bmp, UWB_NUM_MAS);
  } __attribute__((packed));
  
  /* BP switch status notification. [WHCI] section 3.1.4.10. */
  struct uwb_rc_evt_bp_switch_status {
  	struct uwb_rceb rceb;
  	u8 status;
  	u8 slot_offset;
  	__le16 bpst_offset;
  	u8 move_countdown;
  } __attribute__((packed));
  
  /* Command Frame Received notification. [WHCI] section 3.1.4.11. */
  struct uwb_rc_evt_cmd_frame_rcv {
  	struct uwb_rceb rceb;
  	__le16 receive_time;
  	struct uwb_dev_addr wSrcAddr;
  	struct uwb_dev_addr wDstAddr;
  	__le16 control;
  	__le16 reserved;
  	__le16 dataLength;
  	u8 data[];
  } __attribute__((packed));
  
  /* Channel Change IE Received notification. [WHCI] section 3.1.4.12. */
  struct uwb_rc_evt_channel_change_ie_rcv {
  	struct uwb_rceb rceb;
  	struct uwb_dev_addr wSrcAddr;
  	__le16 wIELength;
  	u8 IEData[];
  } __attribute__((packed));
  
  /* DAA Energy Detected notification. [WHCI 0.96] section 3.1.4.14. */
  struct uwb_rc_evt_daa_energy_detected {
  	struct uwb_rceb rceb;
  	__le16 wLength;
  	u8 bandID;
  	u8 reserved;
  	u8 toneBmp[16];
  } __attribute__((packed));
  
  
  /**
   * Radio Control Interface Class Descriptor
   *
   *  WUSB 1.0 [8.6.1.2]
   */
  struct uwb_rc_control_intf_class_desc {
  	u8 bLength;
  	u8 bDescriptorType;
  	__le16 bcdRCIVersion;
  } __attribute__((packed));
  
  #endif /* #ifndef __LINUX__UWB_SPEC_H__ */