2 * This file is part of the libsigrok project.
4 * Copyright (C) 2017 Jan Luebbe <jluebbe@lasnet.de>
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.
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.
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/>.
20 #ifndef LIBSIGROK_HARDWARE_SALEAE_LOGIC_PRO_PROTOCOL_H
21 #define LIBSIGROK_HARDWARE_SALEAE_LOGIC_PRO_PROTOCOL_H
25 #include <libsigrok/libsigrok.h>
26 #include "libsigrok-internal.h"
28 #define LOG_PREFIX "saleae-logic-pro"
30 /* 16 channels * 32 samples */
31 #define CONV_BATCH_SIZE (2 * 32)
34 * One packet + one partial conversion: Worst case is only one active
35 * channel converted to 2 bytes per sample, with 8 * 16384 samples per packet.
37 #define CONV_BUFFER_SIZE (2 * 8 * 16384 + CONV_BATCH_SIZE)
40 unsigned int dig_channel_cnt;
41 uint16_t dig_channel_mask;
42 uint16_t dig_channel_masks[16];
43 uint64_t dig_samplerate;
47 unsigned int num_transfers;
48 unsigned int submitted_transfers;
49 struct libusb_transfer **transfers;
52 unsigned int conv_size;
53 unsigned int batch_index;
56 SR_PRIV int saleae_logic_pro_init(const struct sr_dev_inst *sdi);
57 SR_PRIV int saleae_logic_pro_prepare(const struct sr_dev_inst *sdi);
58 SR_PRIV int saleae_logic_pro_start(const struct sr_dev_inst *sdi);
59 SR_PRIV int saleae_logic_pro_stop(const struct sr_dev_inst *sdi);
60 SR_PRIV void LIBUSB_CALL saleae_logic_pro_receive_data(struct libusb_transfer *transfer);