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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 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_KECHENG_KC_330B_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_KECHENG_KC_330B_PROTOCOL_H | |
22 | ||
23 | #include <stdint.h> | |
24 | #include <glib.h> | |
25 | #include <libsigrok/libsigrok.h> | |
26 | #include "libsigrok-internal.h" | |
27 | ||
28 | #define LOG_PREFIX "kecheng-kc-330b" | |
29 | ||
30 | #define EP_IN (0x80 | 1) | |
31 | #define EP_OUT 2 | |
32 | ||
33 | /* 500ms */ | |
34 | #define DEFAULT_SAMPLE_INTERVAL 0 | |
35 | #define DEFAULT_ALARM_LOW 40 | |
36 | #define DEFAULT_ALARM_HIGH 120 | |
37 | #define DEFAULT_WEIGHT_TIME SR_MQFLAG_SPL_TIME_WEIGHT_F | |
38 | #define DEFAULT_WEIGHT_FREQ SR_MQFLAG_SPL_FREQ_WEIGHT_A | |
39 | /* Live */ | |
40 | #define DEFAULT_DATA_SOURCE DATA_SOURCE_LIVE | |
41 | ||
42 | enum { | |
43 | LIVE_SPL_IDLE, | |
44 | LIVE_SPL_WAIT, | |
45 | LOG_DATA_IDLE, | |
46 | LOG_DATA_WAIT, | |
47 | }; | |
48 | ||
49 | enum { | |
50 | CMD_CONFIGURE = 0x01, | |
51 | CMD_IDENTIFY = 0x02, | |
52 | CMD_SET_DATE_TIME = 0x03, | |
53 | CMD_GET_STATUS = 0x04, | |
54 | CMD_GET_LOG_INFO = 0x05, | |
55 | CMD_GET_LOG_DATA = 0x07, | |
56 | CMD_GET_LIVE_SPL = 0x08, | |
57 | }; | |
58 | ||
59 | enum { | |
60 | DATA_SOURCE_LIVE, | |
61 | DATA_SOURCE_MEMORY, | |
62 | }; | |
63 | ||
64 | enum { | |
65 | DEVICE_ACTIVE, | |
66 | DEVICE_INACTIVE, | |
67 | }; | |
68 | ||
69 | /** Private, per-device-instance driver context. */ | |
70 | struct dev_context { | |
71 | /* Acquisition settings */ | |
72 | uint64_t limit_samples; | |
73 | int sample_interval; | |
74 | int alarm_low; | |
75 | int alarm_high; | |
76 | uint64_t mqflags; | |
77 | int data_source; | |
78 | ||
79 | /* Operational state */ | |
80 | int state; | |
81 | gboolean config_dirty; | |
82 | uint64_t num_samples; | |
83 | uint64_t stored_samples; | |
84 | struct libusb_transfer *xfer; | |
85 | unsigned char buf[128]; | |
86 | ||
87 | /* Temporary state across callbacks */ | |
88 | gint64 last_live_request; | |
89 | ||
90 | }; | |
91 | ||
92 | SR_PRIV int kecheng_kc_330b_handle_events(int fd, int revents, void *cb_data); | |
93 | SR_PRIV void LIBUSB_CALL kecheng_kc_330b_receive_transfer(struct libusb_transfer *transfer); | |
94 | SR_PRIV int kecheng_kc_330b_configure(const struct sr_dev_inst *sdi); | |
95 | SR_PRIV int kecheng_kc_330b_set_date_time(struct sr_dev_inst *sdi); | |
96 | SR_PRIV int kecheng_kc_330b_recording_get(const struct sr_dev_inst *sdi, | |
97 | gboolean *tmp); | |
98 | SR_PRIV int kecheng_kc_330b_status_get(const struct sr_dev_inst *sdi, | |
99 | int *status); | |
100 | SR_PRIV int kecheng_kc_330b_log_info_get(const struct sr_dev_inst *sdi, | |
101 | unsigned char *buf); | |
102 | ||
103 | #endif |