2 * This file is part of the sigrok project.
4 * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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/>.
23 #ifndef LIBSIGROK_HARDWARE_FX2LAFW_FX2LAFW_H
24 #define LIBSIGROK_HARDWARE_FX2LAFW_FX2LAFW_H
26 #define USB_INTERFACE 0
27 #define USB_CONFIGURATION 1
28 #define NUM_TRIGGER_STAGES 4
29 #define TRIGGER_TYPES "01"
31 #define MAX_RENUM_DELAY_MS 3000
32 #define NUM_SIMUL_TRANSFERS 32
33 #define MAX_EMPTY_TRANSFERS (NUM_SIMUL_TRANSFERS * 2)
35 #define FX2LAFW_REQUIRED_VERSION_MAJOR 1
37 #define MAX_8BIT_SAMPLE_RATE SR_MHZ(24)
38 #define MAX_16BIT_SAMPLE_RATE SR_MHZ(12)
40 /* 6 delay states of up to 256 clock ticks */
41 #define MAX_SAMPLE_DELAY (6 * 256)
43 /* Software trigger implementation: positive values indicate trigger stage. */
44 #define TRIGGER_FIRED -1
46 #define DEV_CAPS_16BIT_POS 0
48 #define DEV_CAPS_16BIT (1 << DEV_CAPS_16BIT_POS)
50 struct fx2lafw_profile {
56 const char *model_version;
64 const struct fx2lafw_profile *profile;
67 * Since we can't keep track of an fx2lafw device after upgrading
68 * the firmware (it re-enumerates into a different device address
69 * after the upgrade) this is like a global lock. No device will open
70 * until a proper delay after the last device was upgraded.
74 /* Device/capture settings */
75 uint64_t cur_samplerate;
76 uint64_t limit_samples;
80 uint16_t trigger_mask[NUM_TRIGGER_STAGES];
81 uint16_t trigger_value[NUM_TRIGGER_STAGES];
83 uint16_t trigger_buffer[NUM_TRIGGER_STAGES];
86 int submitted_transfers;
87 int empty_transfer_count;
91 struct sr_usb_dev_inst *usb;
93 unsigned int num_transfers;
94 struct libusb_transfer **transfers;