/usr/include/uhd/usrp/gpio_defs.hpp is in libuhd-dev 3.10.3.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright 2011,2014,2015 Ettus Research LLC
//
// 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 <http://www.gnu.org/licenses/>.
//
#ifndef INCLUDED_LIBUHD_USRP_GPIO_DEFS_HPP
#define INCLUDED_LIBUHD_USRP_GPIO_DEFS_HPP
#include <uhd/config.hpp>
#include <boost/assign.hpp>
#include <boost/utility.hpp>
#include <map>
namespace uhd { namespace usrp { namespace gpio_atr {
enum gpio_atr_reg_t {
ATR_REG_IDLE = int('i'),
ATR_REG_TX_ONLY = int('t'),
ATR_REG_RX_ONLY = int('r'),
ATR_REG_FULL_DUPLEX = int('f')
};
enum gpio_atr_mode_t {
MODE_ATR = 0, //Output driven by the auto-transmit-receive engine
MODE_GPIO = 1 //Output value is static
};
enum gpio_ddr_t {
DDR_INPUT = 0,
DDR_OUTPUT = 1
};
enum gpio_attr_t {
GPIO_CTRL,
GPIO_DDR,
GPIO_OUT,
GPIO_ATR_0X,
GPIO_ATR_RX,
GPIO_ATR_TX,
GPIO_ATR_XX
};
typedef std::map<gpio_attr_t, std::string> gpio_attr_map_t;
static const gpio_attr_map_t gpio_attr_map =
boost::assign::map_list_of
(GPIO_CTRL, "CTRL")
(GPIO_DDR, "DDR")
(GPIO_OUT, "OUT")
(GPIO_ATR_0X, "ATR_0X")
(GPIO_ATR_RX, "ATR_RX")
(GPIO_ATR_TX, "ATR_TX")
(GPIO_ATR_XX, "ATR_XX")
;
}}} //namespaces
#endif /* INCLUDED_LIBUHD_USRP_GPIO_DEFS_HPP */
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