+++ /dev/null
-/* -*- c++ -*- */
-/*
- * Copyright 2007,2008 Free Software Foundation, Inc.
- *
- * This file is part of GNU Radio
- *
- * GNU Radio 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, or (at your option)
- * any later version.
- *
- * GNU Radio 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, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#ifndef INCLUDED_USRP_INBAND_USB_PACKET_H_
-#define INCLUDED_USRP_INBAND_USB_PACKET_H_
-
-#include <usrp_bytesex.h>
-#include <mblock/mblock.h>
-#include <pmt.h>
-#include <iostream>
-
-#include <symbols_usrp_low_level_cs.h>
-
-static const int USB_PKT_SIZE = 512; // bytes
-static const int MAX_PAYLOAD = USB_PKT_SIZE-2*sizeof(uint32_t);
-static const int CONTROL_CHAN = 0x1f;
-
-class usrp_inband_usb_packet {
- //
- // keep raw packet in USRP-endian order
- //
- uint32_t d_word0;
- uint32_t d_timestamp;
- unsigned char d_payload[MAX_PAYLOAD];
-
-public:
-
- enum opcodes {
- OP_PING_FIXED = 0x00,
- OP_PING_FIXED_REPLY = 0x01,
- OP_WRITE_REG = 0x02,
- OP_WRITE_REG_MASKED = 0x03,
- OP_READ_REG = 0x04,
- OP_READ_REG_REPLY = 0x05,
- OP_I2C_WRITE = 0x06,
- OP_I2C_READ = 0x07,
- OP_I2C_READ_REPLY = 0x08,
- OP_SPI_WRITE = 0x09,
- OP_SPI_READ = 0x0a,
- OP_SPI_READ_REPLY = 0x0b,
- OP_DELAY = 0x0c
- };
-
- enum flags {
- FL_OVERRUN = 0x80000000,
- FL_UNDERRUN = 0x40000000,
- FL_DROPPED = 0x20000000,
- FL_START_OF_BURST = 0x10000000,
- FL_END_OF_BURST = 0x08000000,
- FL_CARRIER_SENSE = 0x04000000,
-
- FL_ALL_FLAGS = 0xfc000000
- };
-
- static const int FL_OVERRUN_SHIFT = 31;
- static const int FL_UNDERRUN_SHIFT = 30;
- static const int FL_DROPPED_SHIFT = 29;
- static const int FL_END_OF_BURST_SHIFT = 27;
- static const int FL_START_OF_BURST_SHIFT = 28;
-
- static const int RSSI_MASK = 0x3f;
- static const int RSSI_SHIFT = 21;
-
- static const int CHAN_MASK = 0x1f;
- static const int CHAN_SHIFT = 16;
-
- static const int TAG_MASK = 0xf;
- static const int TAG_SHIFT = 9;
-
- static const int PAYLOAD_LEN_MASK = 0x1ff;
- static const int PAYLOAD_LEN_SHIFT = 0;
-
- // Fixed size for opcode and length fields
- static const int CS_FIXED_LEN = 2;
-
- static const int CS_OPCODE_MASK = 0xff;
- static const int CS_OPCODE_SHIFT = 24;
-
- static const int CS_LEN_MASK = 0xff;
- static const int CS_LEN_SHIFT = 16;
-
- static const int CS_RID_MASK = 0x3f;
- static const int CS_RID_SHIFT = 10;
-
- static const int CS_PING_LEN = 2;
- static const int CS_PINGVAL_MASK = 0x3ff;
- static const int CS_PINGVAL_SHIFT = 0;
-
- static const int CS_WRITEREG_LEN = 6;
- static const int CS_WRITEREGMASKED_LEN = 10;
- static const int CS_READREG_LEN = 2;
- static const int CS_READREGREPLY_LEN = 6;
- static const int CS_REGNUM_MASK = 0x3ff;
- static const int CS_REGNUM_SHIFT = 0;
-
- static const int CS_DELAY_LEN = 2;
- static const int CS_DELAY_MASK = 0xffff;
- static const int CS_DELAY_SHIFT = 0;
-
- static const int CS_I2CADDR_MASK = 0x7f;
- static const int CS_I2CADDR_SHIFT = 0;
-
- static const int CS_I2CREAD_LEN = 3;
- static const int CS_I2CREADBYTES_MASK = 0x7f;
- static const int CS_I2CREADBYTES_SHIFT = 24;
-
- static const int CS_SPIOPT_MASK = 0xffff;
- static const int CS_SPIOPT_SHIFT = 0;
- static const int CS_SPIFORMAT_MASK = 0xff;
- static const int CS_SPIFORMAT_SHIFT = 16;
- static const int CS_SPIENABLES_MASK = 0xff;
- static const int CS_SPIENABLES_SHIFT = 24;
- static const int CS_SPIREAD_LEN = 7;
- static const int CS_SPINBYTES_MASK = 0xff;
- static const int CS_SPINBYTES_SHIFT = 24;
-
-public:
-
- void set_timestamp(uint32_t timestamp){
- d_timestamp = host_to_usrp_u32(timestamp);
- }
-
- void set_end_of_burst() {
- uint32_t word0 = usrp_to_host_u32(d_word0);
- word0 |= 1<<FL_END_OF_BURST_SHIFT;
- d_word0 = host_to_usrp_u32(word0);
- }
-
- void set_header(int flags, int chan, int tag, int payload_len){
- uint32_t word0 = ((flags & FL_ALL_FLAGS)
- | ((chan & CHAN_MASK) << CHAN_SHIFT)
- | ((tag & TAG_MASK) << TAG_SHIFT)
- | ((payload_len & PAYLOAD_LEN_MASK) << PAYLOAD_LEN_SHIFT));
- d_word0 = host_to_usrp_u32(word0);
- }
-
- void incr_header_len(int val) {
- set_header(flags(), chan(), tag(), payload_len() + val);
- }
-
- uint32_t timestamp() const {
- return usrp_to_host_u32(d_timestamp);
- }
-
- int rssi() const {
- uint32_t word0 = usrp_to_host_u32(d_word0);
- return (word0 >> RSSI_SHIFT) & RSSI_MASK;
- }
-
- int chan() const {
- uint32_t word0 = usrp_to_host_u32(d_word0);
- return (word0 >> CHAN_SHIFT) & CHAN_MASK;
- }
-
- int tag() const {
- uint32_t word0 = usrp_to_host_u32(d_word0);
- return (word0 >> TAG_SHIFT) & TAG_MASK;
- }
-
- int payload_len() const {
- uint32_t word0 = usrp_to_host_u32(d_word0);
- return (word0 >> PAYLOAD_LEN_SHIFT) & PAYLOAD_LEN_MASK;
- }
-
- int flags() const {
- return usrp_to_host_u32(d_word0) & FL_ALL_FLAGS;
- }
-
- int overrun() const {
- return (usrp_to_host_u32(d_word0) & FL_OVERRUN) >> FL_OVERRUN_SHIFT;
- }
-
-
- int underrun() const {
- return (usrp_to_host_u32(d_word0) & FL_UNDERRUN) >> FL_UNDERRUN_SHIFT;
- }
-
-
- int start_of_burst() const {
- return (usrp_to_host_u32(d_word0) & FL_START_OF_BURST) >> FL_START_OF_BURST_SHIFT;
- }
-
- int end_of_burst() const {
- return (usrp_to_host_u32(d_word0) & FL_END_OF_BURST) >> FL_END_OF_BURST_SHIFT;
- }
-
- int dropped() const {
- return (usrp_to_host_u32(d_word0) & FL_DROPPED) >> FL_DROPPED_SHIFT;
- }
-
- unsigned char *payload() {
- return d_payload;
- }
-
- static int max_payload() {
- return MAX_PAYLOAD;
- }
-
- static int max_pkt_size() {
- return USB_PKT_SIZE;
- }
-
- // C/S methods
- bool align32();
- bool cs_ping(long rid, long ping_val);
- bool cs_ping_reply(long rid, long ping_val);
- bool cs_write_reg(long reg_num, long val);
- bool cs_write_reg_masked(long reg_num, long val, long mask);
- bool cs_read_reg(long rid, long reg_num);
- bool cs_read_reg_reply(long rid, long reg_num, long reg_val);
- bool cs_delay(long ticks);
- bool cs_i2c_write(long i2c_addr, uint8_t *i2c_data, size_t data_len);
- bool cs_i2c_read(long rid, long i2c_addr, long n_bytes);
- bool cs_i2c_read_reply(long rid, long i2c_addr, uint8_t *i2c_data, long i2c_data_len);
- bool cs_spi_write(long enables, long format, long opt_header_bytes, uint8_t *spi_data, long spi_data_len);
- bool cs_spi_read(long rid, long enables, long format, long opt_header_bytes, long n_bytes);
- bool cs_spi_read_reply(long rid, uint8_t *spi_data, long spi_data_len);
- int cs_len(int payload_offset);
- pmt_t read_subpacket(int payload_offset);
-};
-
-#endif
projects / debian / gnuradio / blobdiff