1*af866496SDavid Daney /***********************license start*************** 2*af866496SDavid Daney * Author: Cavium Networks 3*af866496SDavid Daney * 4*af866496SDavid Daney * Contact: support@caviumnetworks.com 5*af866496SDavid Daney * This file is part of the OCTEON SDK 6*af866496SDavid Daney * 7*af866496SDavid Daney * Copyright (c) 2003-2008 Cavium Networks 8*af866496SDavid Daney * 9*af866496SDavid Daney * This file is free software; you can redistribute it and/or modify 10*af866496SDavid Daney * it under the terms of the GNU General Public License, Version 2, as published by 11*af866496SDavid Daney * the Free Software Foundation. 12*af866496SDavid Daney * 13*af866496SDavid Daney * This file is distributed in the hope that it will be useful, 14*af866496SDavid Daney * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of 15*af866496SDavid Daney * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 16*af866496SDavid Daney * See the GNU General Public License for more details. 17*af866496SDavid Daney * 18*af866496SDavid Daney * You should have received a copy of the GNU General Public License 19*af866496SDavid Daney * along with this file; if not, write to the Free Software 20*af866496SDavid Daney * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 21*af866496SDavid Daney * or visit http://www.gnu.org/licenses/. 22*af866496SDavid Daney * 23*af866496SDavid Daney * This file may also be available under a different license from Cavium. 24*af866496SDavid Daney * Contact Cavium Networks for more information 25*af866496SDavid Daney ***********************license end**************************************/ 26*af866496SDavid Daney 27*af866496SDavid Daney /** 28*af866496SDavid Daney * @file 29*af866496SDavid Daney * 30*af866496SDavid Daney * Functions for LOOP initialization, configuration, 31*af866496SDavid Daney * and monitoring. 32*af866496SDavid Daney * 33*af866496SDavid Daney */ 34*af866496SDavid Daney #ifndef __CVMX_HELPER_LOOP_H__ 35*af866496SDavid Daney #define __CVMX_HELPER_LOOP_H__ 36*af866496SDavid Daney 37*af866496SDavid Daney /** 38*af866496SDavid Daney * Probe a LOOP interface and determine the number of ports 39*af866496SDavid Daney * connected to it. The LOOP interface should still be down after 40*af866496SDavid Daney * this call. 41*af866496SDavid Daney * 42*af866496SDavid Daney * @interface: Interface to probe 43*af866496SDavid Daney * 44*af866496SDavid Daney * Returns Number of ports on the interface. Zero to disable. 45*af866496SDavid Daney */ 46*af866496SDavid Daney extern int __cvmx_helper_loop_probe(int interface); 47*af866496SDavid Daney 48*af866496SDavid Daney /** 49*af866496SDavid Daney * Bringup and enable a LOOP interface. After this call packet 50*af866496SDavid Daney * I/O should be fully functional. This is called with IPD 51*af866496SDavid Daney * enabled but PKO disabled. 52*af866496SDavid Daney * 53*af866496SDavid Daney * @interface: Interface to bring up 54*af866496SDavid Daney * 55*af866496SDavid Daney * Returns Zero on success, negative on failure 56*af866496SDavid Daney */ 57*af866496SDavid Daney extern int __cvmx_helper_loop_enable(int interface); 58*af866496SDavid Daney 59*af866496SDavid Daney #endif 60