/***********************license start*************** * Author: Cavium Networks * * Contact: support@caviumnetworks.com * This file is part of the OCTEON SDK * * Copyright (c) 2003-2008 Cavium Networks * * This file is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, Version 2, as * published by the Free Software Foundation. * * This file is distributed in the hope that it will be useful, but * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or * NONINFRINGEMENT. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with this file; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * or visit http://www.gnu.org/licenses/. * * This file may also be available under a different license from Cavium. * Contact Cavium Networks for more information ***********************license end**************************************/ /** * @file * * Helper functions for FPA setup. * */ #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. * * @packet_buffers: * Number of packet buffers to allocate * @work_queue_entries: * Number of work queue entries * @pko_buffers: * PKO Command buffers. You should at minimum have two per * each PKO queue. * @tim_buffers: * TIM ring buffer command queues. At least two per timer bucket * is recommened. * @dfa_buffers: * DFA command buffer. A relatively small (32 for example) * number should work. * Returns 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__ */