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adcb9951 JH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
5 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
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 | ||
44b46d70 UH |
21 | #ifndef LIBSIGROK_HARDWARE_DREAMSOURCELAB_DSLOGIC_PROTOCOL_H |
22 | #define LIBSIGROK_HARDWARE_DREAMSOURCELAB_DSLOGIC_PROTOCOL_H | |
adcb9951 JH |
23 | |
24 | #include <glib.h> | |
25 | #include <stdint.h> | |
26 | #include <stdlib.h> | |
27 | #include <string.h> | |
28 | #include <libusb.h> | |
29 | #include <libsigrok/libsigrok.h> | |
30 | #include "libsigrok-internal.h" | |
31 | ||
8dacbcf6 | 32 | #define LOG_PREFIX "dreamsourcelab-dslogic" |
adcb9951 JH |
33 | |
34 | #define USB_INTERFACE 0 | |
35 | #define USB_CONFIGURATION 1 | |
36 | ||
37 | #define MAX_RENUM_DELAY_MS 3000 | |
38 | #define NUM_SIMUL_TRANSFERS 32 | |
39 | #define MAX_EMPTY_TRANSFERS (NUM_SIMUL_TRANSFERS * 2) | |
40 | ||
41 | #define NUM_CHANNELS 16 | |
42 | #define NUM_TRIGGER_STAGES 16 | |
43 | ||
44 | #define DSLOGIC_REQUIRED_VERSION_MAJOR 1 | |
45 | ||
46 | /* 6 delay states of up to 256 clock ticks */ | |
47 | #define MAX_SAMPLE_DELAY (6 * 256) | |
48 | ||
49 | #define DSLOGIC_FPGA_FIRMWARE_5V "dreamsourcelab-dslogic-fpga-5v.fw" | |
50 | #define DSLOGIC_FPGA_FIRMWARE_3V3 "dreamsourcelab-dslogic-fpga-3v3.fw" | |
51 | #define DSCOPE_FPGA_FIRMWARE "dreamsourcelab-dscope-fpga.fw" | |
52 | #define DSLOGIC_PRO_FPGA_FIRMWARE "dreamsourcelab-dslogic-pro-fpga.fw" | |
53 | #define DSLOGIC_PLUS_FPGA_FIRMWARE "dreamsourcelab-dslogic-plus-fpga.fw" | |
54 | #define DSLOGIC_BASIC_FPGA_FIRMWARE "dreamsourcelab-dslogic-basic-fpga.fw" | |
55 | ||
4bd770f5 JH |
56 | enum dslogic_operation_modes { |
57 | DS_OP_NORMAL, | |
58 | DS_OP_INTERNAL_TEST, | |
59 | DS_OP_EXTERNAL_TEST, | |
60 | DS_OP_LOOPBACK_TEST, | |
61 | }; | |
62 | ||
63 | enum dslogic_edge_modes { | |
64 | DS_EDGE_RISING, | |
65 | DS_EDGE_FALLING, | |
66 | }; | |
67 | ||
68 | struct dslogic_version { | |
69 | uint8_t major; | |
70 | uint8_t minor; | |
71 | }; | |
72 | ||
73 | struct dslogic_mode { | |
74 | uint8_t flags; | |
75 | uint8_t sample_delay_h; | |
76 | uint8_t sample_delay_l; | |
77 | }; | |
78 | ||
79 | struct dslogic_trigger_pos { | |
10481ef0 | 80 | uint32_t check_id; |
4bd770f5 JH |
81 | uint32_t real_pos; |
82 | uint32_t ram_saddr; | |
10481ef0 JA |
83 | uint32_t remain_cnt_l; |
84 | uint32_t remain_cnt_h; | |
85 | uint32_t status; | |
86 | uint8_t first_block[488]; | |
4bd770f5 JH |
87 | }; |
88 | ||
adcb9951 JH |
89 | struct dslogic_profile { |
90 | uint16_t vid; | |
91 | uint16_t pid; | |
92 | ||
93 | const char *vendor; | |
94 | const char *model; | |
95 | const char *model_version; | |
96 | ||
97 | const char *firmware; | |
98 | ||
99 | uint32_t dev_caps; | |
100 | ||
101 | const char *usb_manufacturer; | |
102 | const char *usb_product; | |
731fcfb4 JH |
103 | |
104 | /* Memory depth in bits. */ | |
105 | uint64_t mem_depth; | |
adcb9951 JH |
106 | }; |
107 | ||
108 | struct dev_context { | |
109 | const struct dslogic_profile *profile; | |
110 | /* | |
44b46d70 | 111 | * Since we can't keep track of a DSLogic device after upgrading |
adcb9951 JH |
112 | * the firmware (it renumerates into a different device address |
113 | * after the upgrade) this is like a global lock. No device will open | |
114 | * until a proper delay after the last device was upgraded. | |
115 | */ | |
116 | int64_t fw_updated; | |
117 | ||
adcb9951 JH |
118 | const uint64_t *samplerates; |
119 | int num_samplerates; | |
120 | ||
adcb9951 JH |
121 | uint64_t cur_samplerate; |
122 | uint64_t limit_samples; | |
123 | uint64_t capture_ratio; | |
124 | ||
adcb9951 JH |
125 | gboolean acq_aborted; |
126 | ||
127 | unsigned int sent_samples; | |
128 | int submitted_transfers; | |
129 | int empty_transfer_count; | |
130 | ||
131 | unsigned int num_transfers; | |
132 | struct libusb_transfer **transfers; | |
133 | struct sr_context *ctx; | |
134 | ||
f74485b6 JH |
135 | uint16_t *deinterleave_buffer; |
136 | ||
adcb9951 JH |
137 | uint16_t mode; |
138 | uint32_t trigger_pos; | |
139 | gboolean external_clock; | |
140 | gboolean continuous_mode; | |
141 | int clock_edge; | |
1ee70746 | 142 | double cur_threshold; |
adcb9951 JH |
143 | }; |
144 | ||
4bd770f5 | 145 | SR_PRIV int dslogic_fpga_firmware_upload(const struct sr_dev_inst *sdi); |
1ee70746 | 146 | SR_PRIV int dslogic_set_voltage_threshold(const struct sr_dev_inst *sdi, double threshold); |
adcb9951 JH |
147 | SR_PRIV int dslogic_dev_open(struct sr_dev_inst *sdi, struct sr_dev_driver *di); |
148 | SR_PRIV struct dev_context *dslogic_dev_new(void); | |
4bd770f5 JH |
149 | SR_PRIV int dslogic_acquisition_start(const struct sr_dev_inst *sdi); |
150 | SR_PRIV int dslogic_acquisition_stop(struct sr_dev_inst *sdi); | |
adcb9951 JH |
151 | |
152 | #endif |