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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> | |
c1aae900 | 27 | #include <libsigrok/libsigrok.h> |
c463dcf0 MC |
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, | |
c8681396 | 40 | FPGA_VARIANT_ORIGINAL_NEW_BITSTREAM, |
6f479a0a PZ |
41 | FPGA_VARIANT_MCUPRO /* mcupro clone v4.6 with Actel FPGA */ |
42 | }; | |
43 | ||
c463dcf0 | 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 | ||
5a971f66 AJ |
62 | /** Percent of the samples that should be captured before the trigger. */ |
63 | uint64_t capture_ratio; | |
64 | ||
96484e22 | 65 | /** The currently configured input voltage of the device. */ |
15abcf0f MC |
66 | enum voltage_range cur_voltage_range; |
67 | ||
96484e22 | 68 | /** The input voltage selected by the user. */ |
db11d7d2 MC |
69 | enum voltage_range selected_voltage_range; |
70 | ||
96484e22 | 71 | /** Channels to use. */ |
7b5daad4 MC |
72 | uint16_t cur_channels; |
73 | ||
96484e22 | 74 | /* EEPROM data from address 8. */ |
15abcf0f | 75 | uint8_t eeprom_data[8]; |
7b5daad4 | 76 | |
863357fb | 77 | int64_t sent_samples; |
7b5daad4 MC |
78 | int submitted_transfers; |
79 | int empty_transfer_count; | |
a989cdbe BV |
80 | int num_channels; |
81 | int cur_channel; | |
7b5daad4 MC |
82 | uint16_t channel_masks[16]; |
83 | uint16_t channel_data[16]; | |
84 | uint8_t *convbuffer; | |
85 | size_t convbuffer_size; | |
863357fb BV |
86 | struct soft_trigger_logic *stl; |
87 | gboolean trigger_fired; | |
7b5daad4 | 88 | |
7b5daad4 MC |
89 | unsigned int num_transfers; |
90 | struct libusb_transfer **transfers; | |
6c60facc | 91 | struct sr_context *ctx; |
c8681396 MC |
92 | |
93 | const uint8_t *fpga_register_map; | |
94 | const uint8_t *fpga_status_control_bit_map; | |
95 | const uint8_t *fpga_mode_bit_map; | |
c463dcf0 MC |
96 | }; |
97 | ||
96484e22 UH |
98 | SR_PRIV int logic16_setup_acquisition(const struct sr_dev_inst *sdi, |
99 | uint64_t samplerate, uint16_t channels); | |
100 | SR_PRIV int logic16_start_acquisition(const struct sr_dev_inst *sdi); | |
101 | SR_PRIV int logic16_abort_acquisition(const struct sr_dev_inst *sdi); | |
102 | SR_PRIV int logic16_init_device(const struct sr_dev_inst *sdi); | |
55462b8b | 103 | SR_PRIV void LIBUSB_CALL logic16_receive_transfer(struct libusb_transfer *transfer); |
c463dcf0 MC |
104 | |
105 | #endif |