Hamlib/wj/wj.c

471 wiersze
9.3 KiB
C

/*
* Hamlib Watkins-Johnson backend - main file
* Copyright (c) 2004 by Stephane Fillod
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h> /* String function definitions */
#include <unistd.h> /* UNIX standard function definitions */
#include <math.h>
#include "hamlib/rig.h"
#include "serial.h"
#include "misc.h"
#include "cal.h"
#include "register.h"
#include "token.h"
#include "wj.h"
#define CMDSZ 10
const struct confparams wj_cfg_params[] =
{
{
TOK_RIGID, "receiver_id", "receiver ID", "receiver ID",
"0", RIG_CONF_NUMERIC, { .n = { 0, 15, 1 } }
},
{ RIG_CONF_END, NULL, }
};
/*
* modes
*/
#define MD_AM 0
#define MD_FM 1
#define MD_CW 2
#define MD_VCW 3 /* BFO variable */
#define MD_ISB 4
#define MD_LSB 5
#define MD_USB 6
#define MD_AMNL 7
/*
* wj_transaction
*
* I'm not sure how monitor protocol works, whether you have
* to send the full frame, or just the modal byte. --SF
*
* TODO: decode the whole reply, and maybe do some caching
*/
static int wj_transaction(RIG *rig, int monitor)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
unsigned char buf[CMDSZ] = { 0x8, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
unsigned char rxbuf[CMDSZ];
unsigned char freqbuf[4];
unsigned wj_agc, wj_mode, wj_width, wj_bfo, wj_rfgain;
int retval;
if (monitor)
{
buf[1] |= 0x40; /* Monitor+AGC dump */
}
else
{
buf[0] |= 0x40; /* Command */
}
buf[0] |= priv->receiver_id & 0x0f;
/* tuned frequency */
to_bcd_be(freqbuf, priv->freq / 10, 7);
buf[1] |= freqbuf[0] & 0x3f;
buf[2] |= freqbuf[1] >> 1;
buf[3] |= ((freqbuf[1] & 0x1) << 6) | (freqbuf[2] >> 2);
buf[4] |= ((freqbuf[2] & 0x2) << 5) | (freqbuf[3] >> 3);
/* gain mode */
switch (priv->agc.i)
{
case RIG_AGC_SLOW: wj_agc = 0; break; /* slow, 2s */
case RIG_AGC_OFF: wj_agc = 1; break; /* "not used" */
case RIG_AGC_FAST: wj_agc = 2; break; /* normal, 0.1s */
case RIG_AGC_USER: wj_agc = 3; break; /* manual */
default: return -RIG_EINVAL;
}
buf[4] |= wj_agc & 0x1;
buf[5] |= (wj_agc & 0x2) << 5;
/* IF BW */
switch (priv->width)
{
case 200:
case 1000: wj_width = 0; break; /* spare */
case 500: wj_width = 1; break;
case 2000: wj_width = 2; break;
case 4000: wj_width = 3; break;
case 8000: wj_width = 4; break;
case 3000:
case 6000:
case 12000:
case 16000: wj_width = 5; break; /* spare */
default:
return -RIG_EINVAL;
}
buf[5] |= (wj_width & 0x7) << 3;
/* Detection mode */
switch (priv->mode)
{
case RIG_MODE_CW: wj_mode = (priv->ifshift.i != 0) ? MD_VCW : MD_CW; break;
case RIG_MODE_USB: wj_mode = MD_USB; break;
case RIG_MODE_LSB: wj_mode = MD_LSB; break;
case RIG_MODE_FM: wj_mode = MD_FM; break;
case RIG_MODE_AM: wj_mode = MD_AM; break;
case RIG_MODE_AMS: wj_mode = MD_ISB; break;
default:
rig_debug(RIG_DEBUG_ERR, "%s: unsupported mode %s\n",
__func__, rig_strrmode(priv->mode));
return -RIG_EINVAL;
}
buf[5] |= wj_mode & 0x7;
/* BFO frequency, not sure though */
wj_bfo = (priv->ifshift.i / 10) + 0x400; /* LSBit is 10Hz, +455kHz */
buf[6] |= (wj_bfo >> 5) & 0x3f;
buf[7] |= (wj_bfo & 0x1f) << 2;
/* RF gain */
wj_rfgain = (unsigned)(priv->rfgain.f * 0x7f);
buf[7] |= (wj_rfgain >> 6) & 0x1;
buf[8] |= (wj_rfgain & 0x3f) << 1;
/* buf[9]: not used if command byte, but must be transmitted */
serial_flush(&rig->state.rigport);
retval = write_block(&rig->state.rigport, (char *) buf, CMDSZ);
if (retval != RIG_OK)
{
return retval;
}
if (monitor)
{
/*
* Transceiver sends back ">"
*/
retval = read_block(&rig->state.rigport, (char *) rxbuf, CMDSZ);
if (retval < 0 || retval > CMDSZ)
{
return -RIG_ERJCTED;
}
/*
* TODO: analyze back the reply, and fill in the priv struct
*/
priv->rawstr.i = rxbuf[9] & 0x7f;
}
return retval;
}
int wj_init(RIG *rig)
{
struct wj_priv_data *priv;
if (!rig || !rig->caps)
{
return -RIG_EINVAL;
}
priv = (struct wj_priv_data *)malloc(sizeof(struct wj_priv_data));
if (!priv)
{
/* whoops! memory shortage! */
return -RIG_ENOMEM;
}
rig->state.priv = (void *)priv;
priv->receiver_id = 0;
priv->freq = kHz(500);
priv->mode = RIG_MODE_AM;
priv->width = kHz(8);
priv->agc.i = RIG_AGC_SLOW;
priv->rfgain.f = 1;
priv->ifshift.i = 0;
return RIG_OK;
}
/*
*/
int wj_cleanup(RIG *rig)
{
if (!rig)
{
return -RIG_EINVAL;
}
if (rig->state.priv)
{
free(rig->state.priv);
}
rig->state.priv = NULL;
return RIG_OK;
}
/*
* Assumes rig!=NULL, rig->state.priv!=NULL
*/
int wj_set_conf(RIG *rig, token_t token, const char *val)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
switch (token)
{
case TOK_RIGID:
priv->receiver_id = atoi(val);
break;
default:
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* assumes rig!=NULL,
* Assumes rig!=NULL, rig->state.priv!=NULL
* and val points to a buffer big enough to hold the conf value.
*/
int wj_get_conf(RIG *rig, token_t token, char *val)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
switch (token)
{
case TOK_RIGID:
sprintf(val, "%u", priv->receiver_id);
break;
default:
return -RIG_EINVAL;
}
return RIG_OK;
}
/*
* wj_set_freq
* Assumes rig!=NULL
*/
int wj_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
priv->freq = freq;
return wj_transaction(rig, 0);
}
/*
* wj_get_freq
* Assumes rig!=NULL
*/
int wj_get_freq(RIG *rig, vfo_t vfo, freq_t *freq)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
int retval;
retval = wj_transaction(rig, 1);
if (retval == RIG_OK)
{
return retval;
}
*freq = priv->freq;
return RIG_OK;
}
/*
* wj_set_mode
* Assumes rig!=NULL
*/
int wj_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
priv->mode = mode;
if (width != RIG_PASSBAND_NOCHANGE)
{
if (width == RIG_PASSBAND_NORMAL)
{
width = rig_passband_normal(rig, mode);
}
priv->width = width;
}
return wj_transaction(rig, 0);
}
/*
* wj_get_mode
* Assumes rig!=NULL
*/
int wj_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
int retval;
retval = wj_transaction(rig, 1);
if (retval == RIG_OK)
{
return retval;
}
*mode = priv->mode;
*width = priv->width;
return RIG_OK;
}
/*
* wj_set_level
* Assumes rig!=NULL
*/
int wj_set_level(RIG *rig, vfo_t vfo, setting_t level, value_t val)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
switch (level)
{
case RIG_LEVEL_IF:
priv->ifshift.i = val.i;
break;
case RIG_LEVEL_RF:
priv->rfgain.f = val.f;
break;
case RIG_LEVEL_AGC:
priv->agc.i = val.i;
break;
default:
rig_debug(RIG_DEBUG_ERR, "%s: unsupported %s\n", __func__, rig_strlevel(level));
return -RIG_EINVAL;
}
return wj_transaction(rig, 0);
}
/*
* wj_get_level
* Assumes rig!=NULL
*/
int wj_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val)
{
struct wj_priv_data *priv = (struct wj_priv_data *)rig->state.priv;
int retval = RIG_OK;
retval = wj_transaction(rig, 1);
if (retval == RIG_OK)
{
return retval;
}
switch (level)
{
case RIG_LEVEL_RAWSTR:
val->i = priv->rawstr.i;
break;
case RIG_LEVEL_IF:
val->i = priv->ifshift.i;
break;
case RIG_LEVEL_RF:
val->f = priv->rfgain.f;
break;
case RIG_LEVEL_AGC:
val->i = priv->agc.i;
break;
default:
rig_debug(RIG_DEBUG_ERR, "%s: unsupported %s\n", __func__, rig_strlevel(level));
return -RIG_EINVAL;
}
return retval;
}
/*
* initrigs_wj is called by rig_backend_load
*/
DECLARE_INITRIG_BACKEND(wj)
{
rig_debug(RIG_DEBUG_VERBOSE, "%s: _init called\n", __func__);
rig_register(&wj8888_caps);
return RIG_OK;
}