88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBSIGROK_HARDWARE_AGILENT_DMM_AGILENT_DMM_H
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#define LIBSIGROK_HARDWARE_AGILENT_DMM_AGILENT_DMM_H
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/* Message logging helpers with subsystem-specific prefix string. */
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#define LOG_PREFIX "agilent-dmm: "
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#define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
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#define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
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#define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
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#define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
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#define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
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#define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
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#define AGDMM_BUFSIZE 256
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/* Supported models */
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enum {
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AGILENT_U1231A = 1,
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AGILENT_U1232A,
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AGILENT_U1233A,
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AGILENT_U1251A,
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AGILENT_U1252A,
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AGILENT_U1253A,
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};
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/* Supported device profiles */
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struct agdmm_profile {
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int model;
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const char *modelname;
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const struct agdmm_job *jobs;
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const struct agdmm_recv *recvs;
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};
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/* Private, per-device-instance driver context. */
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struct dev_context {
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const struct agdmm_profile *profile;
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uint64_t limit_samples;
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uint64_t limit_msec;
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/* Opaque pointer passed in by the frontend. */
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void *cb_data;
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/* Runtime. */
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uint64_t num_samples;
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int64_t jobqueue[8];
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unsigned char buf[AGDMM_BUFSIZE];
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int buflen;
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int cur_mq;
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int cur_unit;
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int cur_mqflags;
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int cur_divider;
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int cur_acdc;
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int mode_tempaux;
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int mode_continuity;
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};
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struct agdmm_job {
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int interval;
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int (*send) (const struct sr_dev_inst *sdi);
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};
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struct agdmm_recv {
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const char *recv_regex;
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int (*recv) (const struct sr_dev_inst *sdi, GMatchInfo *match);
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};
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SR_PRIV int agdmm_receive_data(int fd, int revents, void *cb_data);
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#endif
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