70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
/*
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* This file is part of the sigrok 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_FLUKE_DMM_H
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#define LIBSIGROK_FLUKE_DMM_H
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/* Message logging helpers with driver-specific prefix string. */
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#define DRIVER_LOG_DOMAIN "fluke-dmm: "
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#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
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#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
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#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
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#define FLUKEDMM_BUFSIZE 256
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/* Supported models */
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enum {
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FLUKE_187 = 1,
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FLUKE_287,
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};
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/* Supported device profiles */
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struct flukedmm_profile {
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int model;
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const char *modelname;
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/* How often to poll, in ms. */
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int poll_period;
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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 flukedmm_profile *profile;
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uint64_t limit_samples;
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uint64_t limit_msec;
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struct sr_serial_dev_inst *serial;
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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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char buf[FLUKEDMM_BUFSIZE];
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int buflen;
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int64_t cmd_sent_at;
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int expect_response;
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};
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SR_PRIV int fluke_receive_data(int fd, int revents, void *cb_data);
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#endif /* LIBSIGROK_FLUKE_DMM_H */
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