00001 /* 00002 * This file is part of the sigrok project. 00003 * 00004 * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> 00005 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> 00006 * 00007 * This program is free software: you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation, either version 3 of the License, or 00010 * (at your option) any later version. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program. If not, see <http://www.gnu.org/licenses/>. 00019 */ 00020 00021 #include <glib.h> 00022 00023 #ifndef LIBSIGROK_HARDWARE_FX2LAFW_FX2LAFW_H 00024 #define LIBSIGROK_HARDWARE_FX2LAFW_FX2LAFW_H 00025 00026 #define USB_INTERFACE 0 00027 #define USB_CONFIGURATION 1 00028 #define NUM_TRIGGER_STAGES 4 00029 #define TRIGGER_TYPES "01" 00030 00031 #define MAX_RENUM_DELAY_MS 3000 00032 #define NUM_SIMUL_TRANSFERS 32 00033 #define MAX_EMPTY_TRANSFERS (NUM_SIMUL_TRANSFERS * 2) 00034 00035 #define FX2LAFW_REQUIRED_VERSION_MAJOR 1 00036 00037 /* 6 delay states of up to 256 clock ticks */ 00038 #define MAX_SAMPLE_DELAY (6 * 256) 00039 00040 /* Software trigger implementation: positive values indicate trigger stage. */ 00041 #define TRIGGER_FIRED -1 00042 00043 struct fx2lafw_profile { 00044 uint16_t vid; 00045 uint16_t pid; 00046 00047 const char *vendor; 00048 const char *model; 00049 const char *model_version; 00050 00051 const char *firmware; 00052 00053 int num_probes; 00054 }; 00055 00056 struct context { 00057 const struct fx2lafw_profile *profile; 00058 00059 /* 00060 * Since we can't keep track of an fx2lafw device after upgrading 00061 * the firmware (it re-enumerates into a different device address 00062 * after the upgrade) this is like a global lock. No device will open 00063 * until a proper delay after the last device was upgraded. 00064 */ 00065 int64_t fw_updated; 00066 00067 /* Device/capture settings */ 00068 uint64_t cur_samplerate; 00069 uint64_t limit_samples; 00070 00071 uint8_t trigger_mask[NUM_TRIGGER_STAGES]; 00072 uint8_t trigger_value[NUM_TRIGGER_STAGES]; 00073 int trigger_stage; 00074 uint8_t trigger_buffer[NUM_TRIGGER_STAGES]; 00075 00076 int num_samples; 00077 int submitted_transfers; 00078 00079 void *session_dev_id; 00080 00081 struct sr_usb_dev_inst *usb; 00082 }; 00083 00084 #endif