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hantek-dso: minor fixes
[libsigrok.git] / hardware / mic-985xx / protocol.h
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1/*
2 * This file is part of the libsigrok project.
3 *
4 * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#ifndef LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
22#define LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
23
24#include <stdint.h>
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25#include <string.h>
26#include <ctype.h>
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27#include <glib.h>
28#include "libsigrok.h"
29#include "libsigrok-internal.h"
30
31/* Message logging helpers with driver-specific prefix string. */
32#define DRIVER_LOG_DOMAIN "mic-985xx: "
33#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
34#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
35#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
36#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
37#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
38#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
39
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40/* Note: When adding entries here, don't forget to update MIC_DEV_COUNT. */
41enum {
42 MIC_98583,
43};
44
45#define MIC_DEV_COUNT 1
46
47struct mic_dev_info {
48 char *vendor;
49 char *device;
50 char *conn;
51 uint32_t max_sample_points;
52 gboolean has_temperature;
53 gboolean has_humidity;
54 struct sr_dev_driver *di;
55 int (*receive_data)(int, int, void *);
56};
57
58extern SR_PRIV const struct mic_dev_info mic_devs[MIC_DEV_COUNT];
59
60#define SERIAL_BUFSIZE 256
61
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62/** Private, per-device-instance driver context. */
63struct dev_context {
64 /** The current sampling limit (in number of samples). */
65 uint64_t limit_samples;
66
67 /** The current sampling limit (in ms). */
68 uint64_t limit_msec;
69
70 /** Opaque pointer passed in by the frontend. */
71 void *cb_data;
72
73 /** The current number of already received samples. */
74 uint64_t num_samples;
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75
76 int64_t starttime;
77
78 struct sr_serial_dev_inst *serial;
79
80 uint8_t buf[SERIAL_BUFSIZE];
81 int bufoffset;
82 int buflen;
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83};
84
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85SR_PRIV int receive_data_MIC_98583(int fd, int revents, void *cb_data);
86
87SR_PRIV int mic_cmd_get_device_info(struct sr_serial_dev_inst *serial);
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88
89#endif