lecroy-xstream: Add the actual driver implementation

[libsigrok.git] / src / hardware / lecroy-xstream / protocol.h

diff --git a/src/hardware/lecroy-xstream/protocol.h b/src/hardware/lecroy-xstream/protocol.h
index 4fe4400bbf07b43d468798afd99e7e34b50ff073..fd5eb14ea906b532aae2204cf0787620826f539d 100644 (file)
--- a/src/hardware/lecroy-xstream/protocol.h
+++ b/src/hardware/lecroy-xstream/protocol.h
@@ -1,7 +1,7 @@
 /*
  * This file is part of the libsigrok project.
  *
- * Copyright (C) 2017 Sven Schnelle <svens@stackframe.org>
+ * Copyright (C) 2013 poljar (Damir Jelić) <poljarinho@gmail.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
@@ -20,25 +20,90 @@
 #ifndef LIBSIGROK_HARDWARE_LECROY_XSTREAM_PROTOCOL_H
 #define LIBSIGROK_HARDWARE_LECROY_XSTREAM_PROTOCOL_H
 
-#include <stdint.h>
 #include <glib.h>
+#include <stdint.h>
+#include <string.h>
 #include <libsigrok/libsigrok.h>
 #include "libsigrok-internal.h"
 
 #define LOG_PREFIX "lecroy-xstream"
 
+#define MAX_INSTRUMENT_VERSIONS 10
+#define MAX_COMMAND_SIZE 48
+#define MAX_ANALOG_CHANNEL_COUNT 4
+
+struct scope_config {
+       const char *name[MAX_INSTRUMENT_VERSIONS];
+       const uint8_t analog_channels;
+
+       const char *(*analog_names)[];
+
+       const uint32_t (*devopts)[];
+       const uint8_t num_devopts;
+
+       const uint32_t (*analog_devopts)[];
+       const uint8_t num_analog_devopts;
+
+       const char *(*coupling_options)[];
+       const uint8_t num_coupling_options;
+
+       const char *(*trigger_sources)[];
+       const uint8_t num_trigger_sources;
+
+       const char *(*trigger_slopes)[];
+
+       const struct sr_rational *timebases;
+       const uint8_t num_timebases;
+
+       const struct sr_rational *vdivs;
+       const uint8_t num_vdivs;
+
+       const uint8_t num_xdivs;
+       const uint8_t num_ydivs;
+};
+
+struct analog_channel_state {
+       int coupling;
+
+       int vdiv;
+       float vertical_offset;
+
+       gboolean state;
+};
+
+struct scope_state {
+       struct analog_channel_state *analog_channels;
+
+       int timebase;
+       float horiz_triggerpos;
+
+       int trigger_source;
+       int trigger_slope;
+       uint64_t sample_rate;
+};
+
 /** Private, per-device-instance driver context. */
 struct dev_context {
-       /* Model-specific information */
+       const void *model_config;
+       void *model_state;
 
-       /* Acquisition settings */
+       struct sr_channel_group **analog_groups;
 
-       /* Operational state */
+       GSList *enabled_channels;
+       GSList *current_channel;
+       uint64_t num_frames;
 
-       /* Temporary state across callbacks */
+       uint64_t frame_limit;
 
 };
 
+SR_PRIV int lecroy_xstream_init_device(struct sr_dev_inst *sdi);
+SR_PRIV int lecroy_xstream_request_data(const struct sr_dev_inst *sdi);
 SR_PRIV int lecroy_xstream_receive_data(int fd, int revents, void *cb_data);
 
+SR_PRIV struct scope_state *lecroy_xstream_state_new(struct scope_config *config);
+SR_PRIV void lecroy_xstream_state_free(struct scope_state *state);
+SR_PRIV int lecroy_xstream_state_get(struct sr_dev_inst *sdi);
+SR_PRIV int lecroy_xstream_update_sample_rate(const struct sr_dev_inst *sdi);
+
 #endif