]>
Commit | Line | Data |
---|---|---|
ca1a7cb5 BV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2014 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_SCPI_PPS_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_SCPI_PPS_PROTOCOL_H | |
22 | ||
23 | #include <stdint.h> | |
24 | #include <glib.h> | |
25 | #include "libsigrok.h" | |
26 | #include "libsigrok-internal.h" | |
27 | ||
28 | #define LOG_PREFIX "scpi-pps" | |
29 | ||
9e45cd41 BV |
30 | enum pps_scpi_cmds { |
31 | SCPI_CMD_KEY_UNLOCK, | |
32 | SCPI_CMD_GET_MEAS_VOLTAGE, | |
33 | SCPI_CMD_GET_MEAS_CURRENT, | |
34 | SCPI_CMD_GET_MEAS_POWER, | |
35 | SCPI_CMD_GET_VOLTAGE_MAX, | |
36 | SCPI_CMD_SET_VOLTAGE_MAX, | |
37 | SCPI_CMD_GET_CURRENT_MAX, | |
38 | SCPI_CMD_SET_CURRENT_MAX, | |
39 | SCPI_CMD_GET_OUTPUT_ENABLED, | |
40 | SCPI_CMD_SET_OUTPUT_ENABLED, | |
41 | SCPI_CMD_GET_OUTPUT_REGULATION, | |
42 | SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION, | |
43 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION, | |
44 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED, | |
45 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLED, | |
46 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE, | |
47 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, | |
48 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, | |
49 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED, | |
50 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLED, | |
51 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE, | |
52 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD, | |
53 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, | |
54 | SCPI_CMD_GET_OUTPUT_CHANNEL_CONFIG, | |
55 | SCPI_CMD_SET_OUTPUT_CHANNEL_CONFIG, | |
56 | }; | |
57 | ||
58 | /* | |
59 | * These are bit values denoting features a device can have either globally, | |
60 | * in scpi_pps.features, or on a per-channel-group basis in | |
61 | * channel_group_spec.features. | |
62 | */ | |
63 | enum pps_features { | |
64 | PPS_OTP = (1 << 0), | |
65 | PPS_OVP = (1 << 1), | |
66 | PPS_OCP = (1 << 2), | |
67 | PPS_INDEPENDENT = (1 << 3), | |
68 | PPS_SERIES = (1 << 4), | |
69 | PPS_PARALLEL = (1 << 5), | |
70 | }; | |
71 | ||
72 | struct scpi_pps { | |
9e45cd41 BV |
73 | char *idn_vendor; |
74 | char *idn_model; | |
75 | uint64_t features; | |
76 | const int32_t *devopts; | |
77 | unsigned int num_devopts; | |
78 | const int32_t *devopts_cg; | |
79 | unsigned int num_devopts_cg; | |
80 | struct channel_spec *channels; | |
81 | unsigned int num_channels; | |
82 | struct channel_group_spec *channel_groups; | |
83 | unsigned int num_channel_groups; | |
84 | struct scpi_command *commands; | |
85 | unsigned int num_commands; | |
86 | }; | |
87 | ||
88 | struct channel_spec { | |
89 | char *name; | |
90 | /* Min, max, programming resolution. */ | |
91 | float voltage[3]; | |
92 | float current[3]; | |
93 | }; | |
94 | ||
95 | struct scpi_command { | |
96 | int command; | |
97 | char *string; | |
98 | }; | |
99 | ||
100 | struct channel_group_spec { | |
101 | char *name; | |
102 | uint64_t channel_index_mask; | |
103 | uint64_t features; | |
104 | }; | |
105 | ||
106 | struct pps_channel_group { | |
107 | uint64_t features; | |
108 | }; | |
109 | ||
110 | enum acq_states { | |
111 | STATE_VOLTAGE, | |
112 | STATE_CURRENT, | |
113 | STATE_STOP, | |
114 | }; | |
115 | ||
ca1a7cb5 BV |
116 | /** Private, per-device-instance driver context. */ |
117 | struct dev_context { | |
118 | /* Model-specific information */ | |
9e45cd41 | 119 | const struct scpi_pps *device; |
ca1a7cb5 BV |
120 | |
121 | /* Acquisition settings */ | |
9e45cd41 | 122 | void *cb_data; |
ca1a7cb5 BV |
123 | |
124 | /* Operational state */ | |
125 | ||
126 | /* Temporary state across callbacks */ | |
9e45cd41 BV |
127 | int state; |
128 | struct sr_channel *cur_channel; | |
ca1a7cb5 BV |
129 | }; |
130 | ||
22c18b03 | 131 | const char *get_vendor(const char *raw_vendor); |
9e45cd41 | 132 | SR_PRIV int scpi_cmd(const struct sr_dev_inst *sdi, int command, ...); |
ca1a7cb5 BV |
133 | SR_PRIV int scpi_pps_receive_data(int fd, int revents, void *cb_data); |
134 | ||
135 | #endif |