589 lines
16 KiB
C
589 lines
16 KiB
C
/* $NetBSD: if_iwireg.h,v 1.19 2008/09/08 23:36:54 gmcgarry Exp $ */
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/*-
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* Copyright (c) 2004, 2005
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* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#define IWI_CMD_RING_COUNT 16
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#define IWI_TX_RING_COUNT 64
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#define IWI_RX_RING_COUNT 32
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#define IWI_TX_DESC_SIZE (sizeof (struct iwi_tx_desc))
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#define IWI_CMD_DESC_SIZE (sizeof (struct iwi_cmd_desc))
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#define IWI_CSR_INTR 0x0008
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#define IWI_CSR_INTR_MASK 0x000c
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#define IWI_CSR_INDIRECT_ADDR 0x0010
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#define IWI_CSR_INDIRECT_DATA 0x0014
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#define IWI_CSR_AUTOINC_ADDR 0x0018
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#define IWI_CSR_AUTOINC_DATA 0x001c
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#define IWI_CSR_RST 0x0020
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#define IWI_CSR_CTL 0x0024
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#define IWI_CSR_IO 0x0030
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#define IWI_CSR_CMD_BASE 0x0200
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#define IWI_CSR_CMD_SIZE 0x0204
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#define IWI_CSR_TX1_BASE 0x0208
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#define IWI_CSR_TX1_SIZE 0x020c
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#define IWI_CSR_TX2_BASE 0x0210
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#define IWI_CSR_TX2_SIZE 0x0214
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#define IWI_CSR_TX3_BASE 0x0218
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#define IWI_CSR_TX3_SIZE 0x021c
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#define IWI_CSR_TX4_BASE 0x0220
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#define IWI_CSR_TX4_SIZE 0x0224
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#define IWI_CSR_CMD_RIDX 0x0280
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#define IWI_CSR_TX1_RIDX 0x0284
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#define IWI_CSR_TX2_RIDX 0x0288
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#define IWI_CSR_TX3_RIDX 0x028c
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#define IWI_CSR_TX4_RIDX 0x0290
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#define IWI_CSR_RX_RIDX 0x02a0
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#define IWI_CSR_RX_BASE 0x0500
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#define IWI_CSR_ERRORLOG 0x0610
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#define IWI_CSR_TABLE0_SIZE 0x0700
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#define IWI_CSR_TABLE0_BASE 0x0704
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#define IWI_CSR_CURRENT_TX_RATE IWI_CSR_TABLE0_BASE
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#define IWI_CSR_NODE_BASE 0x0c0c
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#define IWI_CSR_CMD_WIDX 0x0f80
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#define IWI_CSR_TX1_WIDX 0x0f84
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#define IWI_CSR_TX2_WIDX 0x0f88
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#define IWI_CSR_TX3_WIDX 0x0f8c
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#define IWI_CSR_TX4_WIDX 0x0f90
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#define IWI_CSR_RX_WIDX 0x0fa0
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#define IWI_CSR_READ_INT 0x0ff4
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/* flags for IWI_CSR_INTR */
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#define IWI_INTR_RX_DONE 0x00000002
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#define IWI_INTR_CMD_DONE 0x00000800
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#define IWI_INTR_TX1_DONE 0x00001000
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#define IWI_INTR_TX2_DONE 0x00002000
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#define IWI_INTR_TX3_DONE 0x00004000
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#define IWI_INTR_TX4_DONE 0x00008000
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#define IWI_INTR_FW_INITED 0x01000000
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#define IWI_INTR_RADIO_OFF 0x04000000
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#define IWI_INTR_FATAL_ERROR 0x40000000
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#define IWI_INTR_PARITY_ERROR 0x80000000
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#define IWI_INTR_MASK \
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(IWI_INTR_RX_DONE | IWI_INTR_CMD_DONE | \
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IWI_INTR_TX1_DONE | IWI_INTR_TX2_DONE | \
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IWI_INTR_TX3_DONE | IWI_INTR_TX4_DONE | \
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IWI_INTR_FW_INITED | IWI_INTR_RADIO_OFF | \
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IWI_INTR_FATAL_ERROR | IWI_INTR_PARITY_ERROR)
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/* flags for IWI_CSR_RST */
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#define IWI_RST_PRINCETON_RESET 0x00000001
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#define IWI_RST_STANDBY 0x00000004
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#define IWI_RST_LED_ACTIVITY 0x00000010 /* tx/rx traffic led */
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#define IWI_RST_LED_ASSOCIATED 0x00000020 /* station associated led */
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#define IWI_RST_LED_OFDM 0x00000040 /* ofdm/cck led */
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#define IWI_RST_SW_RESET 0x00000080
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#define IWI_RST_MASTER_DISABLED 0x00000100
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#define IWI_RST_STOP_MASTER 0x00000200
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#define IWI_RST_GATE_ODMA 0x02000000
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#define IWI_RST_GATE_IDMA 0x04000000
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#define IWI_RST_GATE_ADMA 0x20000000
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/* flags for IWI_CSR_CTL */
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#define IWI_CTL_CLOCK_READY 0x00000001
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#define IWI_CTL_ALLOW_STANDBY 0x00000002
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#define IWI_CTL_INIT 0x00000004
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/* flags for IWI_CSR_IO */
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#define IWI_IO_RADIO_ENABLED 0x00010000
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/* flags for IWI_CSR_READ_INT */
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#define IWI_READ_INT_INIT_HOST 0x20000000
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/* error log definitions */
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struct iwi_error {
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uint32_t type;
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uint32_t reserved2;
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uint32_t reserved3;
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uint32_t reserved4;
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uint32_t reserved5;
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uint32_t reserved6;
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uint32_t reserved7;
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} __packed;
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/* constants for command blocks */
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#define IWI_CB_DEFAULT_CTL 0x8cea0000
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#define IWI_CB_MAXDATALEN 8191
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/* supported rates */
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#define IWI_RATE_DS1 10
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#define IWI_RATE_DS2 20
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#define IWI_RATE_DS5 55
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#define IWI_RATE_DS11 110
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#define IWI_RATE_OFDM6 13
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#define IWI_RATE_OFDM9 15
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#define IWI_RATE_OFDM12 5
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#define IWI_RATE_OFDM18 7
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#define IWI_RATE_OFDM24 9
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#define IWI_RATE_OFDM36 11
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#define IWI_RATE_OFDM48 1
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#define IWI_RATE_OFDM54 3
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/* firmware binary image header */
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struct iwi_firmware_ohdr {
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uint32_t version;
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uint32_t mode;
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} __packed;
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#define IWI_FW_REQ_MAJOR 3
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#define IWI_FW_REQ_MINOR 0
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#define IWI_FW_GET_MAJOR(ver) (((ver) & 0x00ff0000) >> 16)
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#define IWI_FW_GET_MINOR(ver) (((ver) & 0xff000000) >> 24)
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struct iwi_firmware_hdr {
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uint32_t version; /* version stamp */
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uint32_t bsize; /* size of boot image */
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uint32_t usize; /* size of ucode image */
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uint32_t fsize; /* size of firmware image */
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} __packed;
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struct iwi_hdr {
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uint8_t type;
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#define IWI_HDR_TYPE_DATA 0
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#define IWI_HDR_TYPE_COMMAND 1
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#define IWI_HDR_TYPE_NOTIF 3
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#define IWI_HDR_TYPE_FRAME 9
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uint8_t seq;
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uint8_t flags;
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#define IWI_HDR_FLAG_IRQ 0x04
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uint8_t reserved;
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} __packed;
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struct iwi_notif {
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uint32_t reserved[2];
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uint8_t type;
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#define IWI_NOTIF_TYPE_ASSOCIATION 10
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#define IWI_NOTIF_TYPE_AUTHENTICATION 11
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#define IWI_NOTIF_TYPE_SCAN_CHANNEL 12
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#define IWI_NOTIF_TYPE_SCAN_COMPLETE 13
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#define IWI_NOTIF_TYPE_FRAG_LENGTH 14
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#define IWI_NOTIF_TYPE_LINK_QUALITY 15 /* "link deterioration" */
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#define IWI_NOTIF_TYPE_BEACON 17 /* beacon state, e.g. miss */
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#define IWI_NOTIF_TYPE_TGI_TX_KEY 18 /* WPA transmit key */
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#define IWI_NOTIF_TYPE_CALIBRATION 20
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#define IWI_NOTIF_TYPE_NOISE 25
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uint8_t flags;
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uint16_t len;
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} __packed;
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/* structure for notification IWI_NOTIF_TYPE_AUTHENTICATION */
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struct iwi_notif_authentication {
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uint8_t state;
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#define IWI_AUTH_FAIL 0
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#define IWI_AUTH_SENT_1 1 /* tx first frame */
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#define IWI_AUTH_RECV_2 2 /* rx second frame */
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#define IWI_AUTH_SEQ1_PASS 3 /* 1st exchange passed */
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#define IWI_AUTH_SEQ1_FAIL 4 /* 1st exchange failed */
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#define IWI_AUTH_SUCCESS 9
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} __packed;
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/* structure for notification IWI_NOTIF_TYPE_ASSOCIATION */
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struct iwi_notif_association {
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uint8_t state;
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#define IWI_ASSOC_FAIL 0
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#define IWI_ASSOC_SUCCESS 12
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struct ieee80211_frame frame;
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uint16_t capinfo;
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uint16_t status;
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uint16_t associd;
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} __packed;
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/* structure for notification IWI_NOTIF_TYPE_SCAN_CHANNEL */
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struct iwi_notif_scan_channel {
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uint8_t nchan;
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uint8_t reserved[47];
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} __packed;
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/* structure for notification IWI_NOTIF_TYPE_SCAN_COMPLETE */
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struct iwi_notif_scan_complete {
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uint8_t type;
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uint8_t nchan;
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uint8_t status;
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uint8_t reserved;
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} __packed;
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/* structure for notification IWI_NOTIF_TYPE_BEACON */
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struct iwi_notif_beacon_state {
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uint32_t state;
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#define IWI_BEACON_MISS 1
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uint32_t number;
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} __packed;
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/* received frame header */
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struct iwi_frame {
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uint32_t reserved1[2];
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uint8_t chan;
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uint8_t status;
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uint8_t rate;
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uint8_t rssi; /* receiver signal strength indicator */
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uint8_t agc; /* automatic gain control */
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uint8_t rssi_dbm;
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uint16_t signal;
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uint16_t noise;
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uint8_t antenna;
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uint8_t control;
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uint8_t reserved2[2];
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uint16_t len;
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} __packed;
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/* header for transmission */
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struct iwi_tx_desc {
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struct iwi_hdr hdr;
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uint32_t reserved1;
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uint8_t station;
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uint8_t reserved2[3];
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uint8_t cmd;
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#define IWI_DATA_CMD_TX 0x0b
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uint8_t seq;
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uint16_t len;
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uint8_t priority;
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uint8_t flags;
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#define IWI_DATA_FLAG_SHPREAMBLE 0x04
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#define IWI_DATA_FLAG_NO_WEP 0x20
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#define IWI_DATA_FLAG_NEED_ACK 0x80
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uint8_t xflags;
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#define IWI_DATA_XFLAG_CCK 0x01
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#define IWI_DATA_XFLAG_OFDM 0x00
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#define IWI_DATA_XFLAG_QOS 0x10
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uint8_t wep_txkey;
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#define IWI_DATA_KEY_WEP40 0x40
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#define IWI_DATA_KEY_WEP104 0x80
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uint8_t wepkey[IEEE80211_KEYBUF_SIZE];
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uint8_t rate;
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uint8_t antenna;
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uint8_t reserved3[10];
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struct ieee80211_qosframe_addr4 wh;
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uint32_t iv;
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uint32_t eiv;
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uint32_t nseg;
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#define IWI_MAX_NSEG 6
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uint32_t seg_addr[IWI_MAX_NSEG];
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uint16_t seg_len[IWI_MAX_NSEG];
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} __packed;
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/* command */
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struct iwi_cmd_desc {
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struct iwi_hdr hdr;
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uint8_t type;
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#define IWI_CMD_ENABLE 2
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#define IWI_CMD_SET_CONFIGURATION 6
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#define IWI_CMD_SET_ESSID 8
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#define IWI_CMD_SET_MAC_ADDRESS 11
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#define IWI_CMD_SET_RTS_THRESHOLD 15
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#define IWI_CMD_SET_FRAG_THRESHOLD 16
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#define IWI_CMD_SET_POWER_MODE 17
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#define IWI_CMD_SET_WEP_KEY 18
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#define IWI_CMD_ASSOCIATE 21
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#define IWI_CMD_SET_RATES 22
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#define IWI_CMD_ABORT_SCAN 23
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#define IWI_CMD_SET_WME_PARAMS 25
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#define IWI_CMD_SCAN_V2 26
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#define IWI_CMD_SET_OPTIE 31
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#define IWI_CMD_DISABLE 33
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#define IWI_CMD_SET_IV 34
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#define IWI_CMD_SET_TX_POWER 35
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#define IWI_CMD_SET_SENSITIVITY 42
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#define IWI_CMD_SET_WMEIE 84
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uint8_t len;
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uint16_t reserved;
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uint8_t data[120];
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} __packed;
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/* node information (IBSS) */
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struct iwi_ibssnode {
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uint8_t bssid[IEEE80211_ADDR_LEN];
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uint8_t reserved[2];
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} __packed;
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/* constants for 'mode' fields */
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#define IWI_MODE_11A 0
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#define IWI_MODE_11B 1
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#define IWI_MODE_11G 2
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/* possible values for command IWI_CMD_SET_POWER_MODE */
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#define IWI_POWER_MODE_CAM 0 /* no power save */
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#define IWI_POWER_MODE_PSP 3
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#define IWI_POWER_MODE_MAX 5 /* max power save operation */
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/* structure for command IWI_CMD_SET_RATES */
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struct iwi_rateset {
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uint8_t mode;
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uint8_t nrates;
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uint8_t type;
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#define IWI_RATESET_TYPE_NEGOTIATED 0
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#define IWI_RATESET_TYPE_SUPPORTED 1
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uint8_t reserved;
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#define IWI_RATESET_SIZE 12
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uint8_t rates[IWI_RATESET_SIZE];
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} __packed;
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/* structure for command IWI_CMD_SET_TX_POWER */
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struct iwi_txpower {
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uint8_t nchan;
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uint8_t mode;
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struct {
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uint8_t chan;
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uint8_t power;
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#define IWI_TXPOWER_MAX 20
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#define IWI_TXPOWER_RATIO (IEEE80211_TXPOWER_MAX / IWI_TXPOWER_MAX)
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} __packed chan[37];
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} __packed;
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/* structure for command IWI_CMD_ASSOCIATE */
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struct iwi_associate {
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uint8_t chan; /* channel # */
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uint8_t auth; /* type and key */
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#define IWI_AUTH_OPEN 0
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#define IWI_AUTH_SHARED 1
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#define IWI_AUTH_NONE 3
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uint8_t type; /* request */
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#define IWI_HC_ASSOC 0
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#define IWI_HC_REASSOC 1
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#define IWI_HC_DISASSOC 2
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#define IWI_HC_IBSS_START 3
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#define IWI_HC_IBSS_RECONF 4
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#define IWI_HC_DISASSOC_QUIET 5
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uint8_t reserved1;
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uint16_t policy;
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#define IWI_POLICY_WME 1
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#define IWI_POLICY_WPA 2
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uint8_t plen; /* preamble length */
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#define IWI_ASSOC_SHPREAMBLE (1 << 2) /* ogre */
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uint8_t mode;
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uint8_t bssid[IEEE80211_ADDR_LEN];
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uint8_t tstamp[8];
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uint16_t capinfo;
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uint16_t lintval;
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uint16_t intval;
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uint8_t dst[IEEE80211_ADDR_LEN];
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uint32_t reserved3;
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uint16_t reserved4;
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} __packed;
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#define IWI_SCAN_CHANNELS 54
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#define IWI_SCAN_TYPE_FIRST_BEACON 0
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#define IWI_SCAN_TYPE_PASSIVE 1
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#define IWI_SCAN_TYPE_ACTIVE_DIRECT 2
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#define IWI_SCAN_TYPE_ACTIVE_BROADCAST 3
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#define IWI_SCAN_TYPE_ACTIVE_BDIRECT 4
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#define IWI_SCAN_TYPES 5
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#define iwi_scan_type_set(s, i, t) \
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do { \
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if ((i) % 2 == 0) \
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(s).type[(i) / 2].lsn = (t); \
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else \
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(s).type[(i) / 2].msn = (t); \
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} while(0)
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/* structure for command IWI_CMD_SCAN_V2 */
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struct iwi_scan_v2 {
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u_int32_t fsidx;
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u_int8_t channels[IWI_SCAN_CHANNELS];
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#define IWI_CHAN_5GHZ (0 << 6)
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#define IWI_CHAN_2GHZ (1 << 6)
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struct {
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#if _BYTE_ORDER == _LITTLE_ENDIAN
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u_int8_t msn:4;
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u_int8_t lsn:4;
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#else
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u_int8_t lsn:4;
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u_int8_t msn:4;
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#endif
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} __packed type[IWI_SCAN_CHANNELS / 2];
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u_int8_t reserved1;
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u_int16_t dwelltime[IWI_SCAN_TYPES];
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} __packed;
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/* structure for command IWI_CMD_SET_CONFIGURATION */
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struct iwi_configuration {
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uint8_t bluetooth_coexistence;
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uint8_t reserved1;
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uint8_t answer_pbreq;
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uint8_t allow_invalid_frames;
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uint8_t multicast_enabled;
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uint8_t drop_unicast_unencrypted;
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uint8_t disable_unicast_decryption;
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uint8_t drop_multicast_unencrypted;
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uint8_t disable_multicast_decryption;
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uint8_t antenna;
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#define IWI_ANTENNA_AUTO 0 /* firmware selects best antenna */
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#define IWI_ANTENNA_A 1 /* use antenna A only */
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#define IWI_ANTENNA_B 3 /* use antenna B only */
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#define IWI_ANTENNA_SLOWDIV 2 /* slow diversity algorithm */
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uint8_t include_crc; /* include crc in rx'd frames */
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uint8_t use_protection; /* auto-detect 11g operation */
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uint8_t protection_ctsonly; /* use CTS-to-self protection */
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uint8_t enable_multicast_filtering;
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uint8_t bluetooth_threshold; /* collision threshold */
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uint8_t silence_threshold; /* silence over/under threshold */
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uint8_t allow_beacon_and_probe_resp;
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uint8_t allow_mgt;
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uint8_t noise_reported; /* report noise stats to host */
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uint8_t reserved5;
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} __packed;
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/* structure for command IWI_CMD_SET_WEP_KEY */
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struct iwi_wep_key {
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uint8_t cmd;
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#define IWI_WEP_KEY_CMD_SETKEY 0x08
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uint8_t seq;
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uint8_t idx;
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uint8_t len;
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uint8_t key[IEEE80211_KEYBUF_SIZE];
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} __packed;
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/* EEPROM = Electrically Erasable Programmable Read-Only Memory */
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/* structure for command IWI_CMD_SET_WME_PARAMS */
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struct iwi_wme_params {
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uint16_t cwmin[WME_NUM_AC];
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uint16_t cwmax[WME_NUM_AC];
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uint8_t aifsn[WME_NUM_AC];
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uint8_t acm[WME_NUM_AC];
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uint16_t burst[WME_NUM_AC];
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} __packed;
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#define IWI_MEM_START_ADDR 0x00300000
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#define IWI_MEM_EEPROM_CTL (IWI_MEM_START_ADDR + 0x40)
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#define IWI_MEM_EVENT_CTL (IWI_MEM_START_ADDR + 0x04)
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/*
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* led control bits
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*/
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#define IWI_LED_ACTIVITY 0x00000010
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#define IWI_LED_ASSOCIATED 0x00000020
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#define IWI_LED_OFDM 0x00000040
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#define IWI_LED_MASK (IWI_LED_ACTIVITY | \
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IWI_LED_ASSOCIATED | \
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IWI_LED_OFDM)
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#define IWI_LED_OFF(sc) \
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do { \
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MEM_WRITE_4(sc, IWI_MEM_EVENT_CTL, ~IWI_LED_MASK); \
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} while (/* CONSTCOND */ 0)
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#define IWI_EEPROM_MAC 0x21
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#define IWI_EEPROM_NIC_TYPE 0x25
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#define IWI_EEPROM_DELAY 1 /* minimum hold time (microsecond) */
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#define IWI_EEPROM_C (1 << 0) /* Serial Clock */
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#define IWI_EEPROM_S (1 << 1) /* Chip Select */
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#define IWI_EEPROM_D (1 << 2) /* Serial data input */
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#define IWI_EEPROM_Q (1 << 4) /* Serial data output */
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#define IWI_EEPROM_SHIFT_D 2
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#define IWI_EEPROM_SHIFT_Q 4
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/*
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* control and status registers access macros
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*/
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#define CSR_READ_1(sc, reg) \
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bus_space_read_1((sc)->sc_st, (sc)->sc_sh, (reg))
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#define CSR_READ_2(sc, reg) \
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bus_space_read_2((sc)->sc_st, (sc)->sc_sh, (reg))
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#define CSR_READ_4(sc, reg) \
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bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg))
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#define CSR_READ_REGION_4(sc, offset, datap, count) \
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bus_space_read_region_4((sc)->sc_st, (sc)->sc_sh, (offset), \
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(datap), (count))
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#define CSR_WRITE_1(sc, reg, val) \
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bus_space_write_1((sc)->sc_st, (sc)->sc_sh, (reg), (val))
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#define CSR_WRITE_2(sc, reg, val) \
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bus_space_write_2((sc)->sc_st, (sc)->sc_sh, (reg), (val))
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#define CSR_WRITE_4(sc, reg, val) \
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bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val))
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#define CSR_WRITE_REGION_1(sc, offset, datap, count) \
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bus_space_write_region_1((sc)->sc_st, (sc)->sc_sh, (offset), \
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(datap), (count))
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/*
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* indirect memory space access macros
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*/
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#define MEM_WRITE_1(sc, addr, val) do { \
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CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \
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CSR_WRITE_1((sc), IWI_CSR_INDIRECT_DATA, (val)); \
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} while (/* CONSTCOND */0)
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#define MEM_WRITE_2(sc, addr, val) do { \
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CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \
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CSR_WRITE_2((sc), IWI_CSR_INDIRECT_DATA, (val)); \
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} while (/* CONSTCOND */0)
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#define MEM_WRITE_4(sc, addr, val) do { \
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CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \
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CSR_WRITE_4((sc), IWI_CSR_INDIRECT_DATA, (val)); \
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} while (/* CONSTCOND */0)
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#define MEM_WRITE_MULTI_1(sc, addr, buf, len) do { \
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CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \
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CSR_WRITE_MULTI_1((sc), IWI_CSR_INDIRECT_DATA, (buf), (len)); \
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} while (/* CONSTCOND */0)
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/*
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* EEPROM access macro
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*/
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#define IWI_EEPROM_CTL(sc, val) do { \
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MEM_WRITE_4((sc), IWI_MEM_EEPROM_CTL, (val)); \
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DELAY(IWI_EEPROM_DELAY); \
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} while (/* CONSTCOND */0)
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