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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_IKALOGIC_SCANAPLUS_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_IKALOGIC_SCANAPLUS_PROTOCOL_H | |
23 | ||
24 | #include <stdint.h> | |
25 | #include <string.h> | |
26 | #include <glib.h> | |
27 | #include <ftdi.h> | |
28 | #include <libsigrok/libsigrok.h> | |
29 | #include "libsigrok-internal.h" | |
30 | ||
31 | #define LOG_PREFIX "ikalogic-scanaplus" | |
32 | ||
33 | #define COMPRESSED_BUF_SIZE (64 * 1024) | |
34 | ||
35 | /* Private, per-device-instance driver context. */ | |
36 | struct dev_context { | |
37 | /** FTDI device context (used by libftdi). */ | |
38 | struct ftdi_context *ftdic; | |
39 | ||
40 | /** The current sampling limit (in ms). */ | |
41 | uint64_t limit_msec; | |
42 | ||
43 | /** The current sampling limit (in number of samples). */ | |
44 | uint64_t limit_samples; | |
45 | ||
46 | void *cb_data; | |
47 | ||
48 | uint8_t *compressed_buf; | |
49 | uint64_t compressed_bytes_ignored; | |
50 | uint8_t *sample_buf; | |
51 | uint64_t bytes_received; | |
52 | uint64_t samples_sent; | |
53 | ||
54 | /** ScanaPLUS unique device ID (3 bytes). */ | |
55 | uint8_t devid[3]; | |
56 | }; | |
57 | ||
58 | SR_PRIV int scanaplus_close(struct dev_context *devc); | |
59 | SR_PRIV int scanaplus_get_device_id(struct dev_context *devc); | |
60 | SR_PRIV int scanaplus_init(struct dev_context *devc); | |
61 | SR_PRIV int scanaplus_start_acquisition(struct dev_context *devc); | |
62 | SR_PRIV int scanaplus_receive_data(int fd, int revents, void *cb_data); | |
63 | ||
64 | #endif |