1 /***********************license start********* 1 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 redistr 10 * it under the terms of the GNU General Publi 11 * published by the Free Software Foundation. 12 * 13 * This file is distributed in the hope that i 14 * AS-IS and WITHOUT ANY WARRANTY; without eve 15 * of MERCHANTABILITY or FITNESS FOR A PARTICU 16 * NONINFRINGEMENT. See the GNU General Publi 17 * details. 18 * 19 * You should have received a copy of the GNU 20 * along with this file; if not, write to the 21 * Foundation, Inc., 51 Franklin St, Fifth Flo 22 * or visit http://www.gnu.org/licenses/. 23 * 24 * This file may also be available under a dif 25 * Contact Cavium Networks for more informatio 26 ***********************license end*********** 27 28 /** 29 * @file 30 * 31 * Functions for RGMII/GMII/MII initialization 32 * and monitoring. 33 * 34 */ 35 #ifndef __CVMX_HELPER_RGMII_H__ 36 #define __CVMX_HELPER_RGMII_H__ 37 38 /** 39 * Probe RGMII ports and determine the number 40 * 41 * @interface: Interface to probe 42 * 43 * Returns Number of RGMII/GMII/MII ports (0-4 44 */ 45 extern int __cvmx_helper_rgmii_probe(int inter 46 #define __cvmx_helper_rgmii_enumerate __cvmx_h 47 48 /** 49 * Put an RGMII interface in loopback mode. In 50 * out will be received back again on the same 51 * received packets will echo back out. 52 * 53 * @port: IPD port number to loop. 54 */ 55 extern void cvmx_helper_rgmii_internal_loopbac 56 57 /** 58 * Configure all of the ASX, GMX, and PKO regi 59 * to get RGMII to function on the supplied in 60 * 61 * @interface: PKO Interface to configure (0 o 62 * 63 * Returns Zero on success 64 */ 65 extern int __cvmx_helper_rgmii_enable(int inte 66 67 /** 68 * Return the link state of an IPD/PKO port as 69 * auto negotiation. The result of this functi 70 * Octeon's link config if auto negotiation ha 71 * the last call to cvmx_helper_link_set(). 72 * 73 * @ipd_port: IPD/PKO port to query 74 * 75 * Returns Link state 76 */ 77 extern union cvmx_helper_link_info __cvmx_help 78 79 /** 80 * Configure an IPD/PKO port for the specified 81 * function does not influence auto negotiatio 82 * The passed link state must always match the 83 * by cvmx_helper_link_get(). 84 * 85 * @ipd_port: IPD/PKO port to configure 86 * @link_info: The new link state 87 * 88 * Returns Zero on success, negative on failur 89 */ 90 extern int __cvmx_helper_rgmii_link_set(int ip 91 union 92 93 #endif 94
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