/* * This file is part of the libsigrok project. * * Copyright (C) 2013 Bert Vermeulen * Copyright (C) 2012 Joel Holdsworth * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ /* Modified protocol commands & flags used by DSLogic */ #define DS_CMD_GET_FW_VERSION 0xb0 #define DS_CMD_GET_REVID_VERSION 0xb1 #define DS_CMD_START 0xb2 #define DS_CMD_FPGA_FW 0xb3 #define DS_CMD_CONFIG 0xb4 #define DS_NUM_TRIGGER_STAGES 16 #define DS_START_FLAGS_STOP (1 << 7) #define DS_START_FLAGS_CLK_48MHZ (1 << 6) #define DS_START_FLAGS_SAMPLE_WIDE (1 << 5) enum dslogic_operation_modes { DS_OP_NORMAL, DS_OP_INTERNAL_TEST, DS_OP_EXTERNAL_TEST, DS_OP_LOOPBACK_TEST, }; struct dslogic_version { uint8_t major; uint8_t minor; }; struct dslogic_mode { uint8_t flags; uint8_t sample_delay_h; uint8_t sample_delay_l; }; struct dslogic_trigger_pos { uint32_t real_pos; uint32_t ram_saddr; uint8_t first_block[504]; }; /* * The FPGA is configured with TLV tuples. Length is specified as the * number of 16-bit words, and the (type, length) header is in some * cases padded with 0xffff. */ #define _DS_CFG(variable, wordcnt) ((variable << 8) | wordcnt) #define _DS_CFG_PAD(variable, wordcnt) ((_DS_CFG(variable, wordcnt) << 16) | 0xffff) #define DS_CFG_START 0xffffffff #define DS_CFG_MODE _DS_CFG(0, 1) #define DS_CFG_DIVIDER _DS_CFG_PAD(1, 2) #define DS_CFG_COUNT _DS_CFG_PAD(3, 2) #define DS_CFG_TRIG_POS _DS_CFG_PAD(5, 2) #define DS_CFG_TRIG_GLB _DS_CFG(7, 1) #define DS_CFG_TRIG_ADP _DS_CFG_PAD(10, 2) #define DS_CFG_TRIG_SDA _DS_CFG_PAD(12, 2) #define DS_CFG_TRIG_MASK0 _DS_CFG_PAD(16, 16) #define DS_CFG_TRIG_MASK1 _DS_CFG_PAD(17, 16) #define DS_CFG_TRIG_VALUE0 _DS_CFG_PAD(20, 16) #define DS_CFG_TRIG_VALUE1 _DS_CFG_PAD(21, 16) #define DS_CFG_TRIG_EDGE0 _DS_CFG_PAD(24, 16) #define DS_CFG_TRIG_EDGE1 _DS_CFG_PAD(25, 16) #define DS_CFG_TRIG_COUNT0 _DS_CFG_PAD(28, 16) #define DS_CFG_TRIG_COUNT1 _DS_CFG_PAD(29, 16) #define DS_CFG_TRIG_LOGIC0 _DS_CFG_PAD(32, 16) #define DS_CFG_TRIG_LOGIC1 _DS_CFG_PAD(33, 16) #define DS_CFG_END 0x00000000 struct dslogic_fpga_config { uint32_t sync; uint16_t mode_header; uint16_t mode; uint32_t divider_header; uint32_t divider; uint32_t count_header; uint32_t count; uint32_t trig_pos_header; uint32_t trig_pos; uint16_t trig_glb_header; uint16_t trig_glb; uint32_t trig_adp_header; uint32_t trig_adp; uint32_t trig_sda_header; uint32_t trig_sda; uint32_t trig_mask0_header; uint16_t trig_mask0[DS_NUM_TRIGGER_STAGES]; uint32_t trig_mask1_header; uint16_t trig_mask1[DS_NUM_TRIGGER_STAGES]; uint32_t trig_value0_header; uint16_t trig_value0[DS_NUM_TRIGGER_STAGES]; uint32_t trig_value1_header; uint16_t trig_value1[DS_NUM_TRIGGER_STAGES]; uint32_t trig_edge0_header; uint16_t trig_edge0[DS_NUM_TRIGGER_STAGES]; uint32_t trig_edge1_header; uint16_t trig_edge1[DS_NUM_TRIGGER_STAGES]; uint32_t trig_count0_header; uint16_t trig_count0[DS_NUM_TRIGGER_STAGES]; uint32_t trig_count1_header; uint16_t trig_count1[DS_NUM_TRIGGER_STAGES]; uint32_t trig_logic0_header; uint16_t trig_logic0[DS_NUM_TRIGGER_STAGES]; uint32_t trig_logic1_header; uint16_t trig_logic1[DS_NUM_TRIGGER_STAGES]; uint32_t end_sync; }; int dslogic_fpga_firmware_upload(const struct sr_dev_inst *sdi, const char *filename); int dslogic_start_acquisition(const struct sr_dev_inst *sdi); int dslogic_stop_acquisition(const struct sr_dev_inst *sdi); int dslogic_fpga_configure(const struct sr_dev_inst *sdi);