/*
 *  Hamlib CI-V backend - description of IC-910 (VHF/UHF All-Mode Tranceiver)
 *  Contributed by Francois Retief <fgretief@sun.ac.za>
 *  Copyright (c) 2000-2004 by Stephane Fillod
 *
 *      $Id: ic910.c,v 1.11 2004-09-26 08:35:03 fillods Exp $
 *
 *   This library is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as
 *   published by the Free Software Foundation; either version 2 of
 *   the License, or (at your option) any later version.
 *
 *   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 Library General Public License for more details.
 *
 *   You should have received a copy of the GNU Library General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdlib.h>

#include <hamlib/rig.h>
#include "icom.h"
#include "idx_builtin.h"

/*
 * It seems some IC910 out there have weird firmware. Uncomment the following
 * if your modes are wrong, and please report to hamlib-developer maillist
 * with firmware number. That'd be interesting to have a word from Icom
 * on this subject, and if firmware updates are possible.
 */
#ifdef HAVE_WEIRD_IC910_MODES
static int ic910_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
    /* FIX: The IC-910 has "Set FM" = 4, which is RTTY in for other radios */
    if (mode == RIG_MODE_FM) {
        mode = RIG_MODE_RTTY;
    }
    return icom_set_mode(rig, vfo, mode, width);
}

static int ic910_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width)
{
    /* FIX: The IC-910 has "Set FM" = 4, which is RTTY in for other radios */
    int retval = icom_get_mode(rig, vfo, mode, width);
    if (*mode == RIG_MODE_RTTY) {
        *mode = RIG_MODE_FM;
    }
    return retval;
}
#endif /* HAVE_WEIRD_IC910_MODES */

/* this function compares 2 frequencies
 * returns 1 if they are in the same band
 * returns 0 if they are in different bands
 */

static int compareFrequencies (RIG* rig, freq_t freq1, freq_t freq2) {
    int freq1band=0, freq2band=0;
    freq_range_t noband = RIG_FRNG_END;

    while (rig->caps->rx_range_list1[freq1band].start!=noband.start) {
        if (freq1 >= rig->caps->rx_range_list1[freq1band].start &&
            freq1 <= rig->caps->rx_range_list1[freq1band].end)
            break;
        ++freq1band;
    	//fprintf(stderr, "%i\n", freq1band);
    }

    while (rig->caps->rx_range_list1[freq2band].start!=noband.start) {
        if (freq2 >= rig->caps->rx_range_list1[freq2band].start &&
            freq2 <= rig->caps->rx_range_list1[freq2band].end)
            break;
        ++freq2band;
    }

    if (freq2band == freq1band) return 1;
    else return 0;
}

    /* swaps main and sub band - but preserves PREAMP, MODE
     * they are also exchanged, but we do not want that
     */

static int icom_swap_bands(RIG* rig) {
    /* TODO: actually use retval! */
    int retval=0;
    rmode_t mmode, smode;        /* used to store the mode */
    pbwidth_t mwidth, swidth;    /* used to store the width */
    value_t mpreamp, spreamp;    /* used to store preamp */
    value_t matt, satt;          /* used to store attenuation */

    /* main band get values */
    icom_set_vfo(rig, RIG_VFO_MAIN);
    /* get the mode, width, preamp */
    icom_get_mode(rig, RIG_VFO_CURR, &mmode, &mwidth);
    icom_get_level(rig, RIG_VFO_CURR, RIG_LEVEL_PREAMP, &mpreamp);
    icom_get_level(rig, RIG_VFO_CURR, RIG_LEVEL_ATT, &matt);

    /* sub band get values */
    icom_set_vfo(rig, RIG_VFO_SUB);
    /* get the mode, width, preamp, att */
    icom_get_mode(rig, RIG_VFO_CURR, &smode, &swidth);
    icom_get_level(rig, RIG_VFO_CURR, RIG_LEVEL_PREAMP, &spreamp);
    icom_get_level(rig, RIG_VFO_CURR, RIG_LEVEL_ATT, &satt);

    /* now, we can exchange the bands */
    icom_vfo_op(rig, RIG_VFO_CURR, RIG_OP_XCHG);

    /* restore the sub vales NOTE: sub band is still active */
    /* set the mode, width, preamp */
    icom_set_mode(rig, RIG_VFO_CURR, smode, swidth);
    icom_set_level(rig, RIG_VFO_CURR, RIG_LEVEL_PREAMP, spreamp);
    icom_set_level(rig, RIG_VFO_CURR, RIG_LEVEL_ATT, satt);

    /* restore main band values */
    icom_set_vfo(rig, RIG_VFO_MAIN);
    /* set the mode, width, preamp */
    icom_set_mode(rig, RIG_VFO_CURR, mmode, mwidth);
    icom_set_level(rig, RIG_VFO_CURR, RIG_LEVEL_PREAMP, mpreamp);
    icom_set_level(rig, RIG_VFO_CURR, RIG_LEVEL_ATT, matt);

    return retval;
}

static int ic910_set_freq(RIG* rig, vfo_t vfo, freq_t freq)
 {
    int retval;
    freq_t otherfreq;

    /* get the freq of the other band */
    if (vfo==RIG_VFO_MAIN)
        icom_set_vfo(rig, RIG_VFO_SUB);
    else
        icom_set_vfo(rig, RIG_VFO_MAIN);

    retval=icom_get_freq(rig, RIG_VFO_CURR, &otherfreq);
    if (retval!=RIG_OK) return retval;

    if (compareFrequencies(rig, freq, otherfreq))
         icom_swap_bands(rig);

    icom_set_vfo(rig, vfo);
    return icom_set_freq(rig, RIG_VFO_CURR, freq);
 }


#define IC910_MODES (RIG_MODE_SSB|RIG_MODE_CW|RIG_MODE_FM)

#define IC910_MODES (RIG_MODE_SSB|RIG_MODE_CW|RIG_MODE_FM)

#define IC910_VFO_ALL (RIG_VFO_A|RIG_VFO_C)

#define IC910_SCAN_OPS (RIG_SCAN_MEM)

#define IC910_VFO_OPS      (RIG_OP_FROM_VFO| \
                            RIG_OP_TO_VFO| \
                            RIG_OP_CPY| \
                            RIG_OP_MCL| \
                            RIG_OP_XCHG)

#define IC910_FUNC_ALL     (RIG_FUNC_FAGC| \
                            RIG_FUNC_NB| \
                            RIG_FUNC_NR| \
                            RIG_FUNC_ANF| \
                            RIG_FUNC_TONE| \
                            RIG_FUNC_TSQL| \
                            RIG_FUNC_COMP| \
                            RIG_FUNC_VOX| \
                            RIG_FUNC_FBKIN| \
                            RIG_FUNC_AFC| \
                            RIG_FUNC_SATMODE| \
                            RIG_FUNC_SCOPE)

#define IC910_LEVEL_ALL    (RIG_LEVEL_AF| \
                            RIG_LEVEL_RF| \
                            RIG_LEVEL_SQL| \
                            RIG_LEVEL_IF| \
                            RIG_LEVEL_NR| \
                            RIG_LEVEL_CWPITCH| \
                            RIG_LEVEL_RFPOWER| \
                            RIG_LEVEL_MICGAIN| \
                            RIG_LEVEL_KEYSPD| \
                            RIG_LEVEL_COMP| \
                            RIG_LEVEL_VOXGAIN| \
                            RIG_LEVEL_VOXDELAY| \
                            RIG_LEVEL_ANTIVOX| \
                            RIG_LEVEL_ATT| \
                            RIG_LEVEL_PREAMP)

#define IC910_STR_CAL UNKNOWN_IC_STR_CAL	/* FIXME */

/*
 */
static const struct icom_priv_caps ic910_priv_caps = {
    0x60,           /* default address */
    0,              /* 731 mode */
    ic910_ts_sc_list
};

const struct rig_caps ic910_caps = {
.rig_model =  RIG_MODEL_IC910,
.model_name = "IC-910",
.mfg_name =  "Icom",
.version =  BACKEND_VER,
.copyright =  "LGPL",
.status =  RIG_STATUS_ALPHA,
.rig_type =  RIG_TYPE_TRANSCEIVER,
.ptt_type =  RIG_PTT_NONE,
.dcd_type =  RIG_DCD_RIG,
.port_type =  RIG_PORT_SERIAL,
.serial_rate_min =  300,
.serial_rate_max =  19200,
.serial_data_bits =  8,
.serial_stop_bits =  1,
.serial_parity =  RIG_PARITY_NONE,
.serial_handshake =  RIG_HANDSHAKE_NONE,
.write_delay =  0,
.post_write_delay =  0,
.timeout =  200,
.retry =  3,
.has_get_func =  IC910_FUNC_ALL,
.has_set_func =  IC910_FUNC_ALL | RIG_FUNC_RESUME,
.has_get_level =  IC910_LEVEL_ALL | (RIG_LEVEL_RAWSTR),
.has_set_level =  IC910_LEVEL_ALL,
.has_get_parm =  RIG_PARM_NONE,
.has_set_parm =  RIG_PARM_NONE,
.level_gran = {
	[LVL_RAWSTR] = { .min = { .i = 0 }, .max = { .i = 255 } },
},
.parm_gran =  {},
.ctcss_list =  NULL,
.dcs_list =  NULL,
.preamp =   {20, RIG_DBLST_END, },
.attenuator =   {20, RIG_DBLST_END, },
.max_rit =  Hz(0),     /* SSB,CW: +-1.0kHz  FM: +-5.0kHz */
.max_xit =  Hz(0),
.max_ifshift =  Hz(0),    /* 1.2kHz manual knob */
.targetable_vfo =  0,
.vfo_ops =  IC910_VFO_OPS,
.scan_ops =  IC910_SCAN_OPS,
.transceive =  RIG_TRN_RIG,
.bank_qty =   0,
.chan_desc_sz =  0,

.chan_list =  {
    {   1,  99, RIG_MTYPE_MEM  },
    { 100, 105, RIG_MTYPE_EDGE },
    { 106, 106, RIG_MTYPE_CALL },
    RIG_CHAN_END, },

.rx_range_list1 =   {  /* USA */
    {MHz(144),MHz(148),IC910_MODES,-1,-1,IC910_VFO_ALL},
    {MHz(430),MHz(450),IC910_MODES,-1,-1,IC910_VFO_ALL},
    RIG_FRNG_END, },
.tx_range_list1 =  {
    {MHz(144),MHz(148),IC910_MODES,W(5),W(100),IC910_VFO_ALL},
    {MHz(430),MHz(450),IC910_MODES,W(5),W(75),IC910_VFO_ALL},
    RIG_FRNG_END, },

.rx_range_list2 =   { /* Europe */
    {MHz(144),MHz(146),IC910_MODES,-1,-1,IC910_VFO_ALL},
    {MHz(430),MHz(440),IC910_MODES,-1,-1,IC910_VFO_ALL},
    RIG_FRNG_END, },
.tx_range_list2 =  {
    {MHz(144),MHz(146),IC910_MODES,W(5),W(100),IC910_VFO_ALL},
    {MHz(430),MHz(440),IC910_MODES,W(5),W(75),IC910_VFO_ALL},
    RIG_FRNG_END, },

.tuning_steps =     {
    {RIG_MODE_SSB|RIG_MODE_CW,1},
    {RIG_MODE_SSB|RIG_MODE_CW,10},
    {RIG_MODE_SSB|RIG_MODE_CW,50},
    {RIG_MODE_SSB|RIG_MODE_CW,100},
    {RIG_MODE_FM,kHz(0.1)},
    {RIG_MODE_FM,kHz(5)},
    {RIG_MODE_FM,kHz(6.25)},
    {RIG_MODE_FM,kHz(10)},
    {RIG_MODE_FM,kHz(12.5)},
    {RIG_MODE_FM,kHz(20)},
    {RIG_MODE_FM,kHz(25)},
    {RIG_MODE_FM,kHz(100)},
    RIG_TS_END, },
    /* mode/filter list, remember: order matters! */
.filters =     {
    {RIG_MODE_CW|RIG_MODE_SSB, kHz(2.3)},   /* builtin */
    {RIG_MODE_FM, kHz(15)},                 /* builtin */
     RIG_FLT_END, },
.str_cal = IC910_STR_CAL,

.priv =  (void*)&ic910_priv_caps,
.rig_init =   icom_init,
.rig_cleanup =   icom_cleanup,
.rig_open =  NULL,
.rig_close =  NULL,

.cfgparams =  icom_cfg_params,
.set_conf =  icom_set_conf,
.get_conf =  icom_get_conf,

.get_freq =  icom_get_freq,
.set_freq =  ic910_set_freq,

#ifdef HAVE_WEIRD_IC910_MODES
.get_mode =  ic910_get_mode,
.set_mode =  ic910_set_mode,
#else
.get_mode =  icom_get_mode,
.set_mode =  icom_set_mode,
#endif

.get_vfo =  NULL,
.set_vfo =  icom_set_vfo,
.get_ts =  icom_get_ts,
.set_ts =  icom_set_ts,
.get_func =  icom_get_func,
.set_func =  icom_set_func,
.get_level =  icom_get_level,
.set_level =  icom_set_level,

.set_mem =  icom_set_mem,
.vfo_op =  icom_vfo_op,
.scan =  icom_scan,
.get_dcd =  icom_get_dcd,
.decode_event =  icom_decode_event,
};

/* end of file */
