80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 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_UNI_T_UT32X_PROTOCOL_H
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#define LIBSIGROK_HARDWARE_UNI_T_UT32X_PROTOCOL_H
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#include <stdint.h>
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#include <glib.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 "uni-t-ut32x: "
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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 DEFAULT_DATA_SOURCE DATA_SOURCE_LIVE
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#define USB_CONN "1a86.e008"
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#define VENDOR "UNI-T"
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#define MODEL "UT32x"
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#define USB_INTERFACE 0
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#define USB_CONFIGURATION 1
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#define EP_IN 0x80 | 2
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#define EP_OUT 2
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enum {
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DATA_SOURCE_LIVE,
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DATA_SOURCE_MEMORY,
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};
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enum {
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CMD_GET_LIVE = 1,
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CMD_STOP = 2,
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CMD_GET_STORED = 7,
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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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/* Acquisition settings */
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uint64_t limit_samples;
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gboolean data_source;
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/* Operational state */
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uint64_t num_samples;
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int usbfd[10];
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unsigned char buf[8];
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struct libusb_transfer *xfer;
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void *cb_data;
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/* Temporary state across callbacks */
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unsigned char packet[32];
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int packet_len;
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};
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SR_PRIV int uni_t_ut32x_handle_events(int fd, int revents, void *cb_data);
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SR_PRIV void uni_t_ut32x_receive_transfer(struct libusb_transfer *transfer);
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#endif
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