kopia lustrzana https://github.com/Hamlib/Hamlib
408 wiersze
8.3 KiB
C
408 wiersze
8.3 KiB
C
/*
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* Hamlib Watkins-Johnson backend - main file
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* Copyright (c) 2004 by Stephane Fillod
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*
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* $Id: wj.c,v 1.3 2006-10-07 18:55:19 csete Exp $
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h> /* String function definitions */
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#include <unistd.h> /* UNIX standard function definitions */
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#include <math.h>
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#include "hamlib/rig.h"
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#include "serial.h"
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#include "misc.h"
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#include "cal.h"
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#include "register.h"
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#include "token.h"
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#include "wj.h"
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#define CMDSZ 10
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const struct confparams wj_cfg_params[] = {
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{ TOK_RIGID, "receiver_id", "receiver ID", "receiver ID",
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"0", RIG_CONF_NUMERIC, { .n = { 0, 15, 1 } }
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},
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{ RIG_CONF_END, NULL, }
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};
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/*
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* modes
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*/
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#define MD_AM 0
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#define MD_FM 1
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#define MD_CW 2
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#define MD_VCW 3 /* BFO variable */
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#define MD_ISB 4
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#define MD_LSB 5
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#define MD_USB 6
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#define MD_AMNL 7
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/*
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* wj_transaction
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*
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* I'm not sure how monitor protocol works, whether you have
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* to send the full frame, or just the modal byte. --SF
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*
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* TODO: decode the whole reply, and maybe do some caching
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*/
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static int wj_transaction(RIG *rig, int monitor)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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unsigned char buf[CMDSZ] = { 0x8, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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unsigned char rxbuf[CMDSZ];
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unsigned char freqbuf[4];
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unsigned wj_agc, wj_mode, wj_width, wj_bfo, wj_rfgain;
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int retval;
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if (monitor)
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buf[1] |= 0x40; /* Monitor+AGC dump */
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else
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buf[0] |= 0x40; /* Command */
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buf[0] |= priv->receiver_id & 0x0f;
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/* tuned frequency */
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to_bcd_be(freqbuf, priv->freq/10, 7);
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buf[1] |= freqbuf[0] & 0x3f;
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buf[2] |= freqbuf[1]>>1;
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buf[3] |= ((freqbuf[1]&0x1)<<6) | (freqbuf[2]>>2);
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buf[4] |= ((freqbuf[2]&0x2)<<5) | (freqbuf[3]>>3);
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/* gain mode */
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switch (priv->agc.i) {
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case RIG_AGC_SLOW: wj_agc = 0; break; /* slow, 2s */
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case RIG_AGC_OFF: wj_agc = 1; break; /* "not used" */
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case RIG_AGC_FAST: wj_agc = 2; break; /* normal, 0.1s */
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case RIG_AGC_USER: wj_agc = 3; break; /* manual */
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default: return -RIG_EINVAL;
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}
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buf[4] |= wj_agc & 0x1;
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buf[5] |= (wj_agc & 0x2)<<5;
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/* IF BW */
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switch (priv->width) {
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case 200:
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case 1000: wj_width = 0; break; /* spare */
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case 500: wj_width = 1; break;
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case 2000: wj_width = 2; break;
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case 4000: wj_width = 3; break;
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case 8000: wj_width = 4; break;
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case 3000:
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case 6000:
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case 12000:
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case 16000: wj_width = 5; break; /* spare */
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default:
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return -RIG_EINVAL;
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}
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buf[5] |= (wj_width & 0x2)<<3;
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/* Detection mode */
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switch (priv->mode) {
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case RIG_MODE_CW: wj_mode = (priv->ifshift.i!=0) ? MD_VCW:MD_CW; break;
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case RIG_MODE_USB: wj_mode = MD_USB; break;
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case RIG_MODE_LSB: wj_mode = MD_LSB; break;
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case RIG_MODE_FM: wj_mode = MD_FM; break;
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case RIG_MODE_AM: wj_mode = MD_AM; break;
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case RIG_MODE_AMS: wj_mode = MD_ISB; break;
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default:
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rig_debug(RIG_DEBUG_ERR, "%s: unsupported mode %d\n",
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__FUNCTION__, priv->mode);
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return -RIG_EINVAL;
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}
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buf[5] |= wj_mode & 0x3;
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/* BFO frequency, not sure though */
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wj_bfo = (priv->ifshift.i/10) + 0x400; /* LSBit is 10Hz, +455kHz */
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buf[6] |= (wj_bfo >> 5) & 0x3f;
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buf[7] |= (wj_bfo & 0x1f) << 2;
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/* RF gain */
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wj_rfgain = (unsigned)(priv->rfgain.f * 0x7f);
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buf[7] |= (wj_rfgain >> 6) & 0x1;
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buf[8] |= (wj_rfgain & 0x3f) << 1;
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/* buf[9]: not used if command byte, but must be transmitted */
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serial_flush(&rig->state.rigport);
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retval = write_block(&rig->state.rigport, (char *) buf, CMDSZ);
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if (retval != RIG_OK)
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return retval;
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if (monitor) {
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/*
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* Transceiver sends back ">"
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*/
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retval = read_block(&rig->state.rigport, (char *) rxbuf, CMDSZ);
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if (retval < 0 || retval > CMDSZ)
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return -RIG_ERJCTED;
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/*
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* TODO: analyze back the reply, and fill in the priv struct
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*/
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priv->rawstr.i = rxbuf[9] & 0x7f;
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}
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return retval;
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}
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int wj_init(RIG *rig)
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{
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struct wj_priv_data *priv;
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if (!rig || !rig->caps)
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return -RIG_EINVAL;
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priv = (struct wj_priv_data*)malloc(sizeof(struct wj_priv_data));
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if (!priv) {
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/* whoops! memory shortage! */
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return -RIG_ENOMEM;
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}
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rig->state.priv = (void*)priv;
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priv->receiver_id = 0;
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priv->freq = kHz(500);
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priv->mode = RIG_MODE_AM;
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priv->width = kHz(8);
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priv->agc.i = RIG_AGC_SLOW;
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priv->rfgain.f = 1;
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priv->ifshift.i = 0;
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return RIG_OK;
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}
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/*
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*/
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int wj_cleanup(RIG *rig)
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{
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if (!rig)
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return -RIG_EINVAL;
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if (rig->state.priv)
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free(rig->state.priv);
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rig->state.priv = NULL;
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return RIG_OK;
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}
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/*
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* Assumes rig!=NULL, rig->state.priv!=NULL
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*/
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int wj_set_conf(RIG *rig, token_t token, const char *val)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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switch (token) {
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case TOK_RIGID:
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priv->receiver_id = atoi(val);
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break;
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default:
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return -RIG_EINVAL;
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}
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return RIG_OK;
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}
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/*
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* assumes rig!=NULL,
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* Assumes rig!=NULL, rig->state.priv!=NULL
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* and val points to a buffer big enough to hold the conf value.
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*/
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int wj_get_conf(RIG *rig, token_t token, char *val)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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switch(token) {
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case TOK_RIGID:
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sprintf(val, "%d", priv->receiver_id);
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break;
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default:
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return -RIG_EINVAL;
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}
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return RIG_OK;
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}
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/*
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* wj_set_freq
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* Assumes rig!=NULL
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*/
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int wj_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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priv->freq = freq;
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return wj_transaction (rig, 0);
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}
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/*
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* wj_get_freq
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* Assumes rig!=NULL
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*/
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int wj_get_freq(RIG *rig, vfo_t vfo, freq_t *freq)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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int retval;
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retval = wj_transaction (rig, 1);
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if (retval == RIG_OK)
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return retval;
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*freq = priv->freq;
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return RIG_OK;
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}
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/*
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* wj_set_mode
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* Assumes rig!=NULL
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*/
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int wj_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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priv->mode = mode;
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if (width == RIG_PASSBAND_NORMAL)
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width = rig_passband_normal(rig, mode);
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priv->width = width;
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return wj_transaction (rig, 0);
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}
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/*
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* wj_get_mode
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* Assumes rig!=NULL
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*/
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int wj_get_mode(RIG *rig, vfo_t vfo, rmode_t *mode, pbwidth_t *width)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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int retval;
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retval = wj_transaction (rig, 1);
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if (retval == RIG_OK)
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return retval;
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*mode = priv->mode;
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*width = priv->width;
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return RIG_OK;
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}
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/*
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* wj_set_level
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* Assumes rig!=NULL
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*/
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int wj_set_level(RIG *rig, vfo_t vfo, setting_t level, value_t val)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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switch (level) {
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case RIG_LEVEL_IF:
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priv->ifshift.i = val.i;
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break;
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case RIG_LEVEL_RF:
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priv->rfgain.f = val.f;
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break;
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case RIG_LEVEL_AGC:
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priv->agc.i = val.i;
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break;
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default:
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rig_debug(RIG_DEBUG_ERR,"%s: unsupported %d\n", __FUNCTION__, level);
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return -RIG_EINVAL;
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}
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return wj_transaction (rig, 0);
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}
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/*
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* wj_get_level
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* Assumes rig!=NULL
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*/
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int wj_get_level(RIG *rig, vfo_t vfo, setting_t level, value_t *val)
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{
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struct wj_priv_data *priv = (struct wj_priv_data*)rig->state.priv;
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int retval = RIG_OK;
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retval = wj_transaction (rig, 1);
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if (retval == RIG_OK)
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return retval;
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switch (level) {
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case RIG_LEVEL_RAWSTR:
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val->i = priv->rawstr.i;
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break;
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case RIG_LEVEL_IF:
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val->i = priv->ifshift.i;
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break;
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case RIG_LEVEL_RF:
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val->f = priv->rfgain.f;
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break;
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case RIG_LEVEL_AGC:
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val->i = priv->agc.i;
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break;
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default:
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rig_debug(RIG_DEBUG_ERR,"%s: Unsupported %d\n", __FUNCTION__, level);
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return -RIG_EINVAL;
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}
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return retval;
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}
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/*
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* initrigs_wj is called by rig_backend_load
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*/
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DECLARE_INITRIG_BACKEND(wj)
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{
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rig_debug(RIG_DEBUG_VERBOSE, "wj: _init called\n");
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rig_register(&wj8888_caps);
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return RIG_OK;
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}
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