cvmx-ixf18201.h revision 215976
1/***********************license start*************** 2 * Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights 3 * reserved. 4 * 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * * Redistributions in binary form must reproduce the above 14 * copyright notice, this list of conditions and the following 15 * disclaimer in the documentation and/or other materials provided 16 * with the distribution. 17 18 * * Neither the name of Cavium Networks nor the names of 19 * its contributors may be used to endorse or promote products 20 * derived from this software without specific prior written 21 * permission. 22 23 * This Software, including technical data, may be subject to U.S. export control 24 * laws, including the U.S. Export Administration Act and its associated 25 * regulations, and may be subject to export or import regulations in other 26 * countries. 27 28 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" 29 * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS OR 30 * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO 31 * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR 32 * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM 33 * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE, 34 * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF 35 * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR 36 * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR 37 * PERFORMANCE OF THE SOFTWARE LIES WITH YOU. 38 ***********************license end**************************************/ 39 40 41 42#ifndef __CVMX_IXF18201_H__ 43#define __CVMX_IXF18201_H__ 44 45#ifdef __cplusplus 46extern "C" { 47#endif 48 49/** 50 * Initialize the IXF18201 SPI<->XAUI MAC. 51 * @return 1 on success 52 * 0 on failure 53 */ 54int cvmx_ixf18201_init(void); 55 56/** 57 * Read a 16 bit register from the IXF18201 58 * 59 * @param reg_addr Register address 60 * 61 * @return 16 bit register value 62 */ 63uint16_t cvmx_ixf18201_read16(uint16_t reg_addr); 64/** 65 * Write a 16 bit IXF18201 register 66 * 67 * @param reg_addr Register address 68 * @param data Value to write 69 * 70 */ 71void cvmx_ixf18201_write16(uint16_t reg_addr, uint16_t data); 72/** 73 * Write a 16 bit IXF18201 register 74 * 75 * @param reg_addr Register address (must be 4 byte aligned) 76 * 77 * @return 32 bit register value 78 */ 79uint32_t cvmx_ixf18201_read32(uint16_t reg_addr); 80/** 81 * Write a 32 bit IXF18201 register 82 * 83 * @param reg_addr Register address (must be 4 byte aligned) 84 * @param data Value to write 85 * 86 */ 87void cvmx_ixf18201_write32(uint16_t reg_addr, uint32_t data); 88 89/** 90 * Performs an MII clause 45 write using the MII block in IXF18201. 91 * 92 * @param mii_addr Device MII address 93 * @param mmd MMD address (block within device) 94 * @param reg Register address 95 * @param val Value to write 96 */ 97void cvmx_ixf18201_mii_write(int mii_addr, int mmd, uint16_t reg, uint16_t val); 98/** 99 * Performs an MII clause 45 read using the MII block in IXF18201. 100 * 101 * @param mii_addr Device MII address 102 * @param mmd MMD address (block within device) 103 * @param reg Register address 104 * @return register value read from device 105 */ 106int cvmx_ixf18201_mii_read(int mii_addr, int mmd, uint16_t reg); 107 108#ifdef __cplusplus 109} 110#endif 111 112#endif /* __CVMX_IXF18201_H__ */ 113