/***********************license start*************** * Copyright (c) 2003-2008 Cavium Networks (support@cavium.com). All rights * reserved. * * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * * Neither the name of Cavium Networks nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS * OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH * RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY * REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT * DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES * OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR * PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET * POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT * OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU. * * * For any questions regarding licensing please contact marketing@caviumnetworks.com * ***********************license end**************************************/ /** * @file * * Helper functions for FPA setup. * *
$Revision: 41586 $
*/ #ifndef __CVMX_HELPER_H_FPA__ #define __CVMX_HELPER_H_FPA__ /** * Allocate memory and initialize the FPA pools using memory * from cvmx-bootmem. Sizes of each element in the pools is * controlled by the cvmx-config.h header file. Specifying * zero for any parameter will cause that FPA pool to not be * setup. This is useful if you aren't using some of the * hardware and want to save memory. * * @param packet_buffers * Number of packet buffers to allocate * @param work_queue_entries * Number of work queue entries * @param pko_buffers * PKO Command buffers. You should at minimum have two per * each PKO queue. * @param tim_buffers * TIM ring buffer command queues. At least two per timer bucket * is recommened. * @param dfa_buffers * DFA command buffer. A relatively small (32 for example) * number should work. * @return Zero on success, non-zero if out of memory */ extern int cvmx_helper_initialize_fpa(int packet_buffers, int work_queue_entries, int pko_buffers, int tim_buffers, int dfa_buffers); #endif /* __CVMX_HELPER_H__ */