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c463dcf0 MC |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Marcus Comstedt <marcus@mc.pp.se> | |
fec7aa6a MC |
5 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
6 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
c463dcf0 MC |
7 | * |
8 | * This program is free software: you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation, either version 3 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
20 | */ | |
21 | ||
22 | #ifndef LIBSIGROK_HARDWARE_SALEAE_LOGIC16_PROTOCOL_H | |
23 | #define LIBSIGROK_HARDWARE_SALEAE_LOGIC16_PROTOCOL_H | |
24 | ||
25 | #include <stdint.h> | |
26 | #include <glib.h> | |
27 | #include "libsigrok.h" | |
28 | #include "libsigrok-internal.h" | |
29 | ||
3544f848 | 30 | #define LOG_PREFIX "saleae-logic16" |
c463dcf0 | 31 | |
15abcf0f MC |
32 | enum voltage_range { |
33 | VOLTAGE_RANGE_UNKNOWN, | |
34 | VOLTAGE_RANGE_18_33_V, /* 1.8V and 3.3V logic */ | |
35 | VOLTAGE_RANGE_5_V, /* 5V logic */ | |
36 | }; | |
37 | ||
6f479a0a PZ |
38 | enum fpga_variant { |
39 | FPGA_VARIANT_ORIGINAL, | |
40 | FPGA_VARIANT_MCUPRO /* mcupro clone v4.6 with Actel FPGA */ | |
41 | }; | |
42 | ||
c463dcf0 MC |
43 | /** Private, per-device-instance driver context. */ |
44 | struct dev_context { | |
6f479a0a PZ |
45 | /** Distinguishing between original Logic16 and clones */ |
46 | enum fpga_variant fpga_variant; | |
47 | ||
5eea4305 MC |
48 | /* |
49 | * Since we can't keep track of a Logic16 device after upgrading | |
50 | * the firmware (it renumerates into a different device address | |
51 | * after the upgrade) this is like a global lock. No device will open | |
52 | * until a proper delay after the last device was upgraded. | |
53 | */ | |
54 | int64_t fw_updated; | |
55 | ||
f6a21fa5 MC |
56 | /** The currently configured samplerate of the device. */ |
57 | uint64_t cur_samplerate; | |
15abcf0f | 58 | |
96484e22 | 59 | /** Maximum number of samples to capture, if nonzero. */ |
7b5daad4 MC |
60 | uint64_t limit_samples; |
61 | ||
96484e22 | 62 | /** The currently configured input voltage of the device. */ |
15abcf0f MC |
63 | enum voltage_range cur_voltage_range; |
64 | ||
96484e22 | 65 | /** The input voltage selected by the user. */ |
db11d7d2 MC |
66 | enum voltage_range selected_voltage_range; |
67 | ||
96484e22 | 68 | /** Channels to use. */ |
7b5daad4 MC |
69 | uint16_t cur_channels; |
70 | ||
96484e22 | 71 | /* EEPROM data from address 8. */ |
15abcf0f | 72 | uint8_t eeprom_data[8]; |
7b5daad4 | 73 | |
863357fb | 74 | int64_t sent_samples; |
7b5daad4 MC |
75 | int submitted_transfers; |
76 | int empty_transfer_count; | |
a989cdbe BV |
77 | int num_channels; |
78 | int cur_channel; | |
7b5daad4 MC |
79 | uint16_t channel_masks[16]; |
80 | uint16_t channel_data[16]; | |
81 | uint8_t *convbuffer; | |
82 | size_t convbuffer_size; | |
863357fb BV |
83 | struct soft_trigger_logic *stl; |
84 | gboolean trigger_fired; | |
7b5daad4 MC |
85 | |
86 | void *cb_data; | |
87 | unsigned int num_transfers; | |
88 | struct libusb_transfer **transfers; | |
6c60facc | 89 | struct sr_context *ctx; |
c463dcf0 MC |
90 | }; |
91 | ||
96484e22 UH |
92 | SR_PRIV int logic16_setup_acquisition(const struct sr_dev_inst *sdi, |
93 | uint64_t samplerate, uint16_t channels); | |
94 | SR_PRIV int logic16_start_acquisition(const struct sr_dev_inst *sdi); | |
95 | SR_PRIV int logic16_abort_acquisition(const struct sr_dev_inst *sdi); | |
96 | SR_PRIV int logic16_init_device(const struct sr_dev_inst *sdi); | |
97 | SR_PRIV void logic16_receive_transfer(struct libusb_transfer *transfer); | |
c463dcf0 MC |
98 | |
99 | #endif |