103 lines
3.2 KiB
C
103 lines
3.2 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 Martin Ling <martin-git@earth.li>
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* Copyright (C) 2013 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_RIGOL_DS_PROTOCOL_H
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#define LIBSIGROK_HARDWARE_RIGOL_DS_PROTOCOL_H
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#include <stdint.h>
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#include <stdbool.h>
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#include "libsigrok.h"
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#include "libsigrok-internal.h"
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/* Message logging helpers with subsystem-specific prefix string. */
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#define LOG_PREFIX "rigol-ds: "
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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 DS1000_ANALOG_WAVEFORM_SIZE 600
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#define DS2000_ANALOG_WAVEFORM_SIZE 1400
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#define DIGITAL_WAVEFORM_SIZE 1210
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struct rigol_ds_model {
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char *name;
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unsigned int series;
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uint64_t min_timebase[2];
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uint64_t max_timebase[2];
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uint64_t min_vdiv[2];
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bool has_digital;
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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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/* Device model */
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const struct rigol_ds_model *model;
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/* Device properties */
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const uint64_t (*timebases)[2];
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uint64_t num_timebases;
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const uint64_t (*vdivs)[2];
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uint64_t num_vdivs;
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/* Probe groups */
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struct sr_probe_group analog_groups[2];
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struct sr_probe_group digital_group;
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/* Acquisition settings */
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GSList *enabled_analog_probes;
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GSList *enabled_digital_probes;
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uint64_t limit_frames;
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void *cb_data;
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/* Device settings */
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gboolean analog_channels[2];
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gboolean digital_channels[16];
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float timebase;
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float vdiv[2];
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int vert_reference[2];
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float vert_offset[2];
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char *trigger_source;
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float horiz_triggerpos;
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char *trigger_slope;
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char *coupling[2];
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/* Operational state */
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uint64_t num_frames;
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/* FIXME: misnomer, actually this is number of frame samples? */
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uint64_t num_frame_bytes;
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struct sr_probe *channel_frame;
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/* Number of bytes in current data block, if 0 block header expected */
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uint64_t num_block_bytes;
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/* Number of data block bytes already read */
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uint64_t num_block_read;
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/* Trigger waiting status, 0 - don't wait */
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int trigger_wait_status;
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};
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SR_PRIV int rigol_ds2xx2_acquisition_start(const struct sr_dev_inst *sdi, gboolean wait_for_trigger);
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SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data);
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SR_PRIV int rigol_ds_send(const struct sr_dev_inst *sdi, const char *format, ...);
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SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi);
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#endif
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