77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/*
|
|
* This file is part of the libsigrok project.
|
|
*
|
|
* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
#ifndef LIBSIGROK_FLUKE_DMM_H
|
|
#define LIBSIGROK_FLUKE_DMM_H
|
|
|
|
/* Message logging helpers with subsystem-specific prefix string. */
|
|
#define LOG_PREFIX "fluke-dmm: "
|
|
#define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
|
|
#define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
|
|
#define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
|
|
#define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
|
|
#define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
|
|
#define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
|
|
|
|
#define FLUKEDMM_BUFSIZE 256
|
|
|
|
/* Supported models */
|
|
enum {
|
|
FLUKE_187 = 1,
|
|
FLUKE_287,
|
|
FLUKE_190,
|
|
};
|
|
|
|
/* Supported device profiles */
|
|
struct flukedmm_profile {
|
|
int model;
|
|
const char *modelname;
|
|
/* How often to poll, in ms. */
|
|
int poll_period;
|
|
/* If no response received, how long to wait before retrying. */
|
|
int timeout;
|
|
};
|
|
|
|
/* Private, per-device-instance driver context. */
|
|
struct dev_context {
|
|
const struct flukedmm_profile *profile;
|
|
uint64_t limit_samples;
|
|
uint64_t limit_msec;
|
|
|
|
/* Opaque pointer passed in by the frontend. */
|
|
void *cb_data;
|
|
|
|
/* Runtime. */
|
|
uint64_t num_samples;
|
|
char buf[FLUKEDMM_BUFSIZE];
|
|
int buflen;
|
|
int64_t cmd_sent_at;
|
|
int expect_response;
|
|
int meas_type;
|
|
int is_relative;
|
|
int mq;
|
|
int unit;
|
|
int mqflags;
|
|
};
|
|
|
|
SR_PRIV int fluke_receive_data(int fd, int revents, void *cb_data);
|
|
|
|
#endif /* LIBSIGROK_FLUKE_DMM_H */
|