FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/rf3000reg.h

     /* $NetBSD */
     
     /*
      * Copyright (c) 2005 David Young.  All rights reserved.
      *
      * This code was written by David Young.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the author nor the names of any co-contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
     * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
     * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL David
     * Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
     * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
     * OF SUCH DAMAGE.
     */
    
    #ifndef _DEV_IC_RF3000REG_H_
    #define _DEV_IC_RF3000REG_H_
    
    /*
     * Registers for RF Microdevices RF3000 spread-spectrum baseband modem.
     */
    #define RF3000_CTL              0x01            /* modem control */
    #define RF3000_RXSTAT           RF3000_CTL      /* RX status */
    #define         RF3000_CTL_MODE_MASK            BITS(7, 4)
    #define         RF3000_RXSTAT_ACQ               BIT(2)
    #define         RF3000_RXSTAT_SFD               BIT(1)
    #define         RF3000_RXSTAT_CRC               BIT(0)
    #define RF3000_CCACTL           0x02            /* CCA control */
    /* CCA mode */
    #define         RF3000_CCACTL_MODE_MASK         BITS(7, 6)
    #define         RF3000_CCACTL_MODE_RSSIT        0       /* RSSI threshold */
    #define         RF3000_CCACTL_MODE_ACQ          1       /* acquisition */
    #define         RF3000_CCACTL_MODE_BOTH         2       /* threshold or acq. */
    /* RSSI threshold for CCA */
    #define         RF3000_CCACTL_RSSIT_MASK        BITS(5, 0)
    #define RF3000_DIVCTL           0x03            /* diversity control */
    #define         RF3000_DIVCTL_ENABLE            BIT(7)  /* enable diversity */
    #define         RF3000_DIVCTL_ANTSEL            BIT(6)  /* if ENABLE = 0, set
                                                             * ANT SEL
                                                             */
    #define RF3000_RSSI             RF3000_DIVCTL   /* RSSI value */
    #define         RF3000_RSSI_MASK                BITS(5, 0)
    #define RF3000_GAINCTL          0x11            /* TX variable gain control */
    #define         RF3000_GAINCTL_TXVGC_MASK       BITS(7, 2)
    #define         RF3000_GAINCTL_SCRAMBLER        BIT(1)
    #define RF3000_LOGAINCAL        0x14            /* low gain calibration */
    #define         RF3000_LOGAINCAL_CAL_MASK       BITS(5, 0)
    #define RF3000_HIGAINCAL        0x15            /* high gain calibration */
    #define         RF3000_HIGAINCAL_CAL_MASK       BITS(5, 0)
    #define         RF3000_HIGAINCAL_DSSSPAD        BIT(6)  /* 6dB gain pad for DSSS
                                                             * modes (meaning?)
                                                             */
    #define RF3000_OPTIONS1         0x1C            /* Options Register 1 */
    /* Saturation threshold is 4 + offset, where -3 <= offset <= 3.
     * SAT_THRESH is the absolute value, SAT_THRESH_SIGN is the sign.
     */
    #define         RF3000_OPTIONS1_SAT_THRESH_SIGN BIT(7)
    #define         RF3000_OPTIONS1_SAT_THRESH      BITS(6,5)
    #define         RF3000_OPTIONS1_ALTAGC          BIT(4)  /* 1: retrigger AGC
                                                             * algorithm on ADC
                                                             * saturation
                                                             */
    #define         RF3000_OPTIONS1_ALTBUS          BIT(3)  /* 1: enable alternate
                                                             * Tx/Rx data bus
                                                             * interface.
                                                             */
    #define         RF3000_OPTIONS1_RESERVED0_MASK  BITS(2,0)/* 0 */
    
    #define RF3000_OPTIONS2         0x1D            /* Options Register 2 */
    /* 1: delay next AGC 2us instead of 1us after a 1->0 LNAGS-pin transition. */
    #define         RF3000_OPTIONS2_LNAGS_DELAY     BIT(7)
    #define         RF3000_OPTIONS2_RESERVED0_MASK  BITS(6,3)       /* 0 */
    /* Threshold for AGC re-trigger. 0: high count, 1: low count. */
    #define         RF3000_OPTIONS2_RTG_THRESH      BIT(2)
    #define         RF3000_OPTIONS2_RESERVED1_MASK  BITS(1,0)       /* 0 */
    
    #endif /* _DEV_IC_RF3000REG_H_ */

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