126 lines
3.4 KiB
C
126 lines
3.4 KiB
C
/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2013 poljar (Damir Jelić) <poljarinho@gmail.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_HAMEG_HMO_PROTOCOL_H
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#define LIBSIGROK_HARDWARE_HAMEG_HMO_PROTOCOL_H
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#include <glib.h>
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#include <stdint.h>
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#include <string.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 "hameg-hmo: "
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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 MAX_INSTRUMENT_VERSIONS 10
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#define MAX_COMMAND_SIZE 31
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SR_PRIV struct sr_dev_driver hameg_hmo_driver_info;
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static struct sr_dev_driver *di = &hameg_hmo_driver_info;
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struct scope_config {
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const char *name[MAX_INSTRUMENT_VERSIONS];
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const uint8_t analog_channels;
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const uint8_t digital_channels;
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const uint8_t digital_pods;
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const char *(*analog_names)[];
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const char *(*digital_names)[];
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const int32_t (*hw_caps)[];
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const uint8_t num_hwcaps;
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const int32_t (*analog_hwcaps)[];
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const uint8_t num_analog_hwcaps;
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const char *(*coupling_options)[];
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const uint8_t num_coupling_options;
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const char *(*trigger_sources)[];
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const uint8_t num_trigger_sources;
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const char *(*trigger_slopes)[];
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const uint64_t (*timebases)[][2];
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const uint8_t num_timebases;
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const uint64_t (*vdivs)[][2];
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const uint8_t num_vdivs;
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const uint8_t num_xdivs;
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const uint8_t num_ydivs;
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const char *(*scpi_dialect)[];
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};
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struct analog_channel_state {
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int coupling;
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float vdiv;
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float vertical_offset;
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gboolean state;
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};
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struct scope_state {
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struct analog_channel_state *analog_channels;
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gboolean *digital_channels;
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gboolean *digital_pods;
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float timebase;
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float horiz_triggerpos;
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int trigger_source;
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int trigger_slope;
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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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void *model_config;
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void *model_state;
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struct sr_probe_group *analog_groups;
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struct sr_probe_group *digital_groups;
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GSList *enabled_probes;
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GSList *current_probe;
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uint64_t num_frames;
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uint64_t frame_limit;
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};
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SR_PRIV int hmo_init_device(struct sr_dev_inst *sdi);
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SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi);
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SR_PRIV int hmo_receive_data(int fd, int revents, void *cb_data);
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SR_PRIV struct sr_dev_inst *hmo_probe_serial_device(const char *serial_device,
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const char *serial_options);
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SR_PRIV struct scope_state *hmo_scope_state_new(struct scope_config *config);
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SR_PRIV void hmo_scope_state_free(struct scope_state *state);
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SR_PRIV int hmo_scope_state_get(struct sr_dev_inst *sdi);
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#endif
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