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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Bert Vermeulen <bert@biot.com> | |
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 3 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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef LIBSIGROK_HARDWARE_COLEAD_SLM_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_COLEAD_SLM_PROTOCOL_H | |
22 | ||
23 | #include <stdint.h> | |
24 | #include "libsigrok.h" | |
25 | #include "libsigrok-internal.h" | |
26 | ||
27 | /* Message logging helpers with driver-specific prefix string. */ | |
28 | #define DRIVER_LOG_DOMAIN "colead-slm: " | |
29 | #define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) | |
30 | #define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) | |
31 | #define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) | |
32 | #define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) | |
33 | #define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) | |
34 | #define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) | |
35 | ||
36 | enum { | |
37 | IDLE, | |
38 | COMMAND_SENT, | |
39 | }; | |
40 | ||
41 | /** Private, per-device-instance driver context. */ | |
42 | struct dev_context { | |
43 | /** The current sampling limit (in number of samples). */ | |
44 | uint64_t limit_samples; | |
45 | ||
46 | /** The current sampling limit (in ms). */ | |
47 | uint64_t limit_msec; | |
48 | ||
49 | /** Opaque pointer passed in by the frontend. */ | |
50 | void *cb_data; | |
51 | ||
52 | /** The current number of already received samples. */ | |
53 | uint64_t num_samples; | |
54 | struct sr_serial_dev_inst *serial; | |
55 | int state; | |
56 | char buf[10]; | |
57 | int buflen; | |
58 | }; | |
59 | ||
60 | SR_PRIV int colead_slm_receive_data(int fd, int revents, void *cb_data); | |
61 | ||
62 | #endif |