* This file is part of the libsigrok project.
*
* Copyright (C) 2013 Marcus Comstedt <marcus@mc.pp.se>
+ * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
+ * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
*
* 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
#include "libsigrok.h"
#include "libsigrok-internal.h"
-/* Message logging helpers with subsystem-specific prefix string. */
-#define LOG_PREFIX "saleae-logic16: "
-#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 LOG_PREFIX "saleae-logic16"
enum voltage_range {
VOLTAGE_RANGE_UNKNOWN,
/** The currently configured samplerate of the device. */
uint64_t cur_samplerate;
- /** The currently configured input voltage of the device */
+ /** Maximum number of samples to capture, if nonzero. */
+ uint64_t limit_samples;
+
+ /** The currently configured input voltage of the device. */
enum voltage_range cur_voltage_range;
- /*
- * EEPROM data from address 8
- */
+ /** The input voltage selected by the user. */
+ enum voltage_range selected_voltage_range;
+
+ /** Channels to use. */
+ uint16_t cur_channels;
+
+ /* EEPROM data from address 8. */
uint8_t eeprom_data[8];
+
+ int64_t num_samples;
+ int submitted_transfers;
+ int empty_transfer_count;
+ int num_channels, cur_channel;
+ uint16_t channel_masks[16];
+ uint16_t channel_data[16];
+ uint8_t *convbuffer;
+ size_t convbuffer_size;
+
+ void *cb_data;
+ unsigned int num_transfers;
+ struct libusb_transfer **transfers;
+ struct sr_context *ctx;
};
-SR_PRIV int saleae_logic16_abort_acquisition(const struct sr_dev_inst *sdi);
-SR_PRIV int saleae_logic16_init_device(const struct sr_dev_inst *sdi);
-SR_PRIV int saleae_logic16_receive_data(int fd, int revents, void *cb_data);
+SR_PRIV int logic16_setup_acquisition(const struct sr_dev_inst *sdi,
+ uint64_t samplerate, uint16_t channels);
+SR_PRIV int logic16_start_acquisition(const struct sr_dev_inst *sdi);
+SR_PRIV int logic16_abort_acquisition(const struct sr_dev_inst *sdi);
+SR_PRIV int logic16_init_device(const struct sr_dev_inst *sdi);
+SR_PRIV void logic16_receive_transfer(struct libusb_transfer *transfer);
#endif