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60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/***********************license start***************
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* Author: Cavium Networks
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*
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* Contact: support@caviumnetworks.com
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* This file is part of the OCTEON SDK
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*
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* Copyright (c) 2003-2008 Cavium Networks
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, Version 2, as published by
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* the Free Software Foundation.
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*
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* This file is distributed in the hope that it will be useful,
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* but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this file; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* or visit http://www.gnu.org/licenses/.
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*
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* This file may also be available under a different license from Cavium.
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* Contact Cavium Networks for more information
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***********************license end**************************************/
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/**
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* @file
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*
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* Functions for LOOP initialization, configuration,
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* and monitoring.
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*
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*/
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#ifndef __CVMX_HELPER_LOOP_H__
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#define __CVMX_HELPER_LOOP_H__
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/**
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* Probe a LOOP interface and determine the number of ports
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* connected to it. The LOOP interface should still be down after
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* this call.
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*
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* @interface: Interface to probe
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*
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* Returns Number of ports on the interface. Zero to disable.
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*/
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extern int __cvmx_helper_loop_probe(int interface);
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static inline int __cvmx_helper_loop_enumerate(int interface) {return 4; }
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/**
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* Bringup and enable a LOOP interface. After this call packet
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* I/O should be fully functional. This is called with IPD
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* enabled but PKO disabled.
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*
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* @interface: Interface to bring up
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*
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* Returns Zero on success, negative on failure
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*/
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extern int __cvmx_helper_loop_enable(int interface);
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#endif
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