projects / libsigrok.git / blame
| Commit | Line | Data |
|---|---|---|
| f594b3b0 GS |
1 | /* |
| 2 | * This file is part of the libsigrok project. | |
| 3 | * | |
| 208fcedc GS |
4 | * Copyright (C) 2019 Katherine J. Temkin <k@ktemkin.com> |
| 5 | * Copyright (C) 2019 Mikaela Szekely <qyriad@gmail.com> | |
| f594b3b0 GS |
6 | * Copyright (C) 2023 Gerhard Sittig <gerhard.sittig@gmx.net> |
| 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_GREATFET_PROTOCOL_H | |
| 23 | #define LIBSIGROK_HARDWARE_GREATFET_PROTOCOL_H | |
| 24 | ||
| f594b3b0 GS |
25 | #include <glib.h> |
| 26 | #include <libsigrok/libsigrok.h> | |
| 208fcedc GS |
27 | #include <stdint.h> |
| 28 | ||
| f594b3b0 GS |
29 | #include "libsigrok-internal.h" |
| 30 | ||
| 31 | #define LOG_PREFIX "greatfet" | |
| 32 | ||
| 33 | struct dev_context { | |
| 208fcedc GS |
34 | struct sr_dev_inst *sdi; |
| 35 | GString *usb_comm_buffer; | |
| 36 | char *firmware_version; | |
| 37 | char *serial_number; | |
| 38 | size_t channel_count; | |
| 39 | char **channel_names; | |
| 40 | struct sr_sw_limits sw_limits; | |
| 41 | uint64_t samplerate; | |
| 42 | struct dev_acquisition_t { | |
| 43 | uint64_t bandwidth_threshold; | |
| 44 | size_t unit_size; | |
| 45 | struct feed_queue_logic *feed_queue; | |
| 46 | size_t capture_channels; | |
| 70c9a254 | 47 | gboolean use_upper_pins; |
| 208fcedc GS |
48 | size_t channel_shift; |
| 49 | size_t points_per_byte; | |
| 50 | uint64_t capture_samplerate; | |
| 51 | size_t firmware_bufsize; | |
| 52 | uint8_t samples_endpoint; | |
| 53 | uint8_t control_interface; | |
| 54 | uint8_t samples_interface; | |
| 55 | enum { | |
| 56 | ACQ_IDLE, | |
| 57 | ACQ_PREPARE, | |
| 58 | ACQ_RECEIVE, | |
| 59 | ACQ_SHUTDOWN, | |
| 60 | } acquisition_state; | |
| 61 | gboolean frame_begin_sent; | |
| 62 | gboolean control_interface_claimed; | |
| 63 | gboolean samples_interface_claimed; | |
| 64 | gboolean start_req_sent; | |
| 65 | } acquisition; | |
| 66 | struct dev_transfers_t { | |
| 67 | size_t transfer_bufsize; | |
| 68 | size_t transfers_count; | |
| 69 | uint8_t *transfer_buffer; | |
| 70 | struct libusb_transfer **transfers; | |
| 71 | size_t active_transfers; | |
| 72 | size_t capture_bufsize; | |
| 73 | } transfers; | |
| f594b3b0 GS |
74 | }; |
| 75 | ||
| 208fcedc GS |
76 | SR_PRIV int greatfet_get_serial_number(const struct sr_dev_inst *sdi); |
| 77 | SR_PRIV int greatfet_get_version_number(const struct sr_dev_inst *sdi); | |
| 78 | ||
| 79 | SR_PRIV int greatfet_setup_acquisition(const struct sr_dev_inst *sdi); | |
| 80 | SR_PRIV int greatfet_start_acquisition(const struct sr_dev_inst *sdi); | |
| 81 | SR_PRIV void greatfet_abort_acquisition(const struct sr_dev_inst *sdi); | |
| 82 | SR_PRIV int greatfet_stop_acquisition(const struct sr_dev_inst *sdi); | |
| 83 | SR_PRIV void greatfet_release_resources(const struct sr_dev_inst *sdi); | |
| 84 | ||
| f594b3b0 GS |
85 | SR_PRIV int greatfet_receive_data(int fd, int revents, void *cb_data); |
| 86 | ||
| 87 | #endif |