1 /***********************license start*************** 2 * Author: Cavium Networks 3 * 4 * Contact: support@caviumnetworks.com 5 * This file is part of the OCTEON SDK 6 * 7 * Copyright (c) 2003-2008 Cavium Networks 8 * 9 * This file is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License, Version 2, as 11 * published by the Free Software Foundation. 12 * 13 * This file is distributed in the hope that it will be useful, but 14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty 15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or 16 * NONINFRINGEMENT. See the GNU General Public License for more 17 * details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this file; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 22 * or visit http://www.gnu.org/licenses/. 23 * 24 * This file may also be available under a different license from Cavium. 25 * Contact Cavium Networks for more information 26 ***********************license end**************************************/ 27 28 /** 29 * @file 30 * 31 * Functions for NPI initialization, configuration, 32 * and monitoring. 33 * 34 */ 35 #ifndef __CVMX_HELPER_NPI_H__ 36 #define __CVMX_HELPER_NPI_H__ 37 38 /** 39 * Probe a NPI interface and determine the number of ports 40 * connected to it. The NPI interface should still be down after 41 * this call. 42 * 43 * @interface: Interface to probe 44 * 45 * Returns Number of ports on the interface. Zero to disable. 46 */ 47 extern int __cvmx_helper_npi_probe(int interface); 48 #define __cvmx_helper_npi_enumerate __cvmx_helper_npi_probe 49 50 /** 51 * Bringup and enable a NPI interface. After this call packet 52 * I/O should be fully functional. This is called with IPD 53 * enabled but PKO disabled. 54 * 55 * @interface: Interface to bring up 56 * 57 * Returns Zero on success, negative on failure 58 */ 59 extern int __cvmx_helper_npi_enable(int interface); 60 61 #endif 62
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