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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Martin Ling <martin-git@earth.li> | |
5 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
6 | * | |
7 | * This program is free software: you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation, either version 3 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #ifndef LIBSIGROK_HARDWARE_RIGOL_DS_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_RIGOL_DS_PROTOCOL_H | |
23 | ||
24 | #include <stdint.h> | |
25 | #include <stdbool.h> | |
26 | #include "libsigrok.h" | |
27 | #include "libsigrok-internal.h" | |
28 | ||
29 | /* Message logging helpers with subsystem-specific prefix string. */ | |
30 | #define LOG_PREFIX "rigol-ds: " | |
31 | #define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args) | |
32 | #define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args) | |
33 | #define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args) | |
34 | #define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args) | |
35 | #define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args) | |
36 | #define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args) | |
37 | ||
38 | #define DS1000_ANALOG_WAVEFORM_SIZE 600 | |
39 | #define DS2000_ANALOG_WAVEFORM_SIZE 1400 | |
40 | #define DIGITAL_WAVEFORM_SIZE 1210 | |
41 | ||
42 | struct rigol_ds_model { | |
43 | char *name; | |
44 | unsigned int series; | |
45 | uint64_t min_timebase[2]; | |
46 | uint64_t max_timebase[2]; | |
47 | uint64_t min_vdiv[2]; | |
48 | bool has_digital; | |
49 | }; | |
50 | ||
51 | /** Private, per-device-instance driver context. */ | |
52 | struct dev_context { | |
53 | /* Device model */ | |
54 | const struct rigol_ds_model *model; | |
55 | ||
56 | /* Device properties */ | |
57 | const uint64_t (*timebases)[2]; | |
58 | uint64_t num_timebases; | |
59 | const uint64_t (*vdivs)[2]; | |
60 | uint64_t num_vdivs; | |
61 | ||
62 | /* Probe groups */ | |
63 | struct sr_probe_group analog_groups[2]; | |
64 | struct sr_probe_group digital_group; | |
65 | ||
66 | /* Acquisition settings */ | |
67 | GSList *enabled_analog_probes; | |
68 | GSList *enabled_digital_probes; | |
69 | uint64_t limit_frames; | |
70 | void *cb_data; | |
71 | ||
72 | /* Device settings */ | |
73 | gboolean analog_channels[2]; | |
74 | gboolean digital_channels[16]; | |
75 | float timebase; | |
76 | float vdiv[2]; | |
77 | int vert_reference[2]; | |
78 | float vert_offset[2]; | |
79 | char *trigger_source; | |
80 | float horiz_triggerpos; | |
81 | char *trigger_slope; | |
82 | char *coupling[2]; | |
83 | ||
84 | /* Operational state */ | |
85 | uint64_t num_frames; | |
86 | /* FIXME: misnomer, actually this is number of frame samples? */ | |
87 | uint64_t num_frame_bytes; | |
88 | struct sr_probe *channel_frame; | |
89 | /* Number of bytes in current data block, if 0 block header expected */ | |
90 | uint64_t num_block_bytes; | |
91 | /* Number of data block bytes already read */ | |
92 | uint64_t num_block_read; | |
93 | /* Trigger waiting status, 0 - don't wait */ | |
94 | int trigger_wait_status; | |
95 | }; | |
96 | ||
97 | SR_PRIV int rigol_ds2xx2_acquisition_start(const struct sr_dev_inst *sdi, gboolean wait_for_trigger); | |
98 | SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data); | |
99 | SR_PRIV int rigol_ds_send(const struct sr_dev_inst *sdi, const char *format, ...); | |
100 | SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi); | |
101 | ||
102 | #endif |