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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> | |
c1aae900 | 25 | #include <libsigrok/libsigrok.h> |
ca1a7cb5 | 26 | #include "libsigrok-internal.h" |
91ef511d | 27 | #include "scpi.h" |
ca1a7cb5 BV |
28 | |
29 | #define LOG_PREFIX "scpi-pps" | |
30 | ||
9e45cd41 | 31 | enum pps_scpi_cmds { |
60475cd7 BV |
32 | SCPI_CMD_REMOTE, |
33 | SCPI_CMD_LOCAL, | |
ee2860ee BV |
34 | SCPI_CMD_BEEPER, |
35 | SCPI_CMD_BEEPER_ENABLE, | |
36 | SCPI_CMD_BEEPER_DISABLE, | |
60475cd7 | 37 | SCPI_CMD_SELECT_CHANNEL, |
9e45cd41 BV |
38 | SCPI_CMD_GET_MEAS_VOLTAGE, |
39 | SCPI_CMD_GET_MEAS_CURRENT, | |
40 | SCPI_CMD_GET_MEAS_POWER, | |
4264f1c0 | 41 | SCPI_CMD_GET_MEAS_FREQUENCY, |
ca95e90f BV |
42 | SCPI_CMD_GET_VOLTAGE_TARGET, |
43 | SCPI_CMD_SET_VOLTAGE_TARGET, | |
4264f1c0 AG |
44 | SCPI_CMD_GET_FREQUENCY_TARGET, |
45 | SCPI_CMD_SET_FREQUENCY_TARGET, | |
ca95e90f BV |
46 | SCPI_CMD_GET_CURRENT_LIMIT, |
47 | SCPI_CMD_SET_CURRENT_LIMIT, | |
9e45cd41 | 48 | SCPI_CMD_GET_OUTPUT_ENABLED, |
53a81803 BV |
49 | SCPI_CMD_SET_OUTPUT_ENABLE, |
50 | SCPI_CMD_SET_OUTPUT_DISABLE, | |
9e45cd41 BV |
51 | SCPI_CMD_GET_OUTPUT_REGULATION, |
52 | SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION, | |
53a81803 BV |
53 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE, |
54 | SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE, | |
9e45cd41 | 55 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED, |
53a81803 BV |
56 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE, |
57 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE, | |
9e45cd41 BV |
58 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE, |
59 | SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD, | |
60 | SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, | |
61 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED, | |
53a81803 BV |
62 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE, |
63 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE, | |
9e45cd41 BV |
64 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE, |
65 | SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD, | |
66 | SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, | |
9e45cd41 BV |
67 | }; |
68 | ||
69 | /* | |
70 | * These are bit values denoting features a device can have either globally, | |
71 | * in scpi_pps.features, or on a per-channel-group basis in | |
72 | * channel_group_spec.features. | |
73 | */ | |
74 | enum pps_features { | |
75 | PPS_OTP = (1 << 0), | |
76 | PPS_OVP = (1 << 1), | |
77 | PPS_OCP = (1 << 2), | |
78 | PPS_INDEPENDENT = (1 << 3), | |
79 | PPS_SERIES = (1 << 4), | |
80 | PPS_PARALLEL = (1 << 5), | |
81 | }; | |
82 | ||
83 | struct scpi_pps { | |
329733d9 UH |
84 | const char *vendor; |
85 | const char *model; | |
9e45cd41 | 86 | uint64_t features; |
584560f1 | 87 | const uint32_t *devopts; |
9e45cd41 | 88 | unsigned int num_devopts; |
584560f1 | 89 | const uint32_t *devopts_cg; |
9e45cd41 | 90 | unsigned int num_devopts_cg; |
329733d9 | 91 | const struct channel_spec *channels; |
9e45cd41 | 92 | unsigned int num_channels; |
329733d9 | 93 | const struct channel_group_spec *channel_groups; |
9e45cd41 | 94 | unsigned int num_channel_groups; |
329733d9 | 95 | const struct scpi_command *commands; |
4a471029 BV |
96 | int (*probe_channels) (struct sr_dev_inst *sdi, struct sr_scpi_hw_info *hwinfo, |
97 | struct channel_spec **channels, unsigned int *num_channels, | |
98 | struct channel_group_spec **channel_groups, unsigned int *num_channel_groups); | |
9e45cd41 BV |
99 | }; |
100 | ||
101 | struct channel_spec { | |
329733d9 | 102 | const char *name; |
6ed709fe AJ |
103 | /* Min, max, programming resolution, spec digits, encoding digits. */ |
104 | float voltage[5]; | |
105 | float current[5]; | |
106 | float power[5]; | |
107 | float frequency[5]; | |
9e45cd41 BV |
108 | }; |
109 | ||
9e45cd41 | 110 | struct channel_group_spec { |
329733d9 | 111 | const char *name; |
9e45cd41 BV |
112 | uint64_t channel_index_mask; |
113 | uint64_t features; | |
114 | }; | |
115 | ||
01b0257a | 116 | struct pps_channel { |
0de290a5 | 117 | enum sr_mq mq; |
01b0257a | 118 | unsigned int hw_output_idx; |
329733d9 | 119 | const char *hwname; |
6ed709fe | 120 | int digits; |
01b0257a BV |
121 | }; |
122 | ||
123 | struct pps_channel_instance { | |
0de290a5 | 124 | enum sr_mq mq; |
01b0257a | 125 | int command; |
329733d9 | 126 | const char *prefix; |
01b0257a BV |
127 | }; |
128 | ||
9e45cd41 BV |
129 | struct pps_channel_group { |
130 | uint64_t features; | |
131 | }; | |
132 | ||
133 | enum acq_states { | |
134 | STATE_VOLTAGE, | |
135 | STATE_CURRENT, | |
136 | STATE_STOP, | |
137 | }; | |
138 | ||
ca1a7cb5 BV |
139 | /** Private, per-device-instance driver context. */ |
140 | struct dev_context { | |
141 | /* Model-specific information */ | |
9e45cd41 | 142 | const struct scpi_pps *device; |
ca1a7cb5 | 143 | |
ca1a7cb5 | 144 | /* Operational state */ |
ee2860ee | 145 | gboolean beeper_was_set; |
4a471029 BV |
146 | struct channel_spec *channels; |
147 | struct channel_group_spec *channel_groups; | |
ca1a7cb5 BV |
148 | |
149 | /* Temporary state across callbacks */ | |
9e45cd41 | 150 | struct sr_channel *cur_channel; |
ca1a7cb5 BV |
151 | }; |
152 | ||
562a3490 UH |
153 | SR_PRIV extern unsigned int num_pps_profiles; |
154 | SR_PRIV extern const struct scpi_pps pps_profiles[]; | |
155 | ||
60475cd7 | 156 | SR_PRIV int select_channel(const struct sr_dev_inst *sdi, struct sr_channel *ch); |
ca1a7cb5 BV |
157 | SR_PRIV int scpi_pps_receive_data(int fd, int revents, void *cb_data); |
158 | ||
159 | #endif |