#ifndef __CB_BDK_INIT_H__ #define __CB_BDK_INIT_H__ /***********************license start*********************************** * Copyright (c) 2003-2017 Cavium Inc. (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 Inc. nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * * This Software, including technical data, may be subject to U.S. export * control laws, including the U.S. Export Administration Act and its * associated regulations, and may be subject to export or import * regulations in other countries. * * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" * AND WITH ALL FAULTS AND CAVIUM INC. 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. ***********************license end**************************************/ /** * @file * * Core initialization functions * *
$Revision: 49448 $
* * @defgroup thread Threading library * @{ */ /** * Call this function to take secondary cores out of reset and have * them start running threads * * @param node Node to use in a Numa setup. Can be an exact ID or a special * value. * @param coremask Cores to start. Zero is a shortcut for all. * * @return Zero on success, negative on failure. */ extern int bdk_init_cores(bdk_node_t node, uint64_t coremask); /** * Put cores back in reset and power them down * * @param node Node to update * @param coremask Each bit will be a core put in reset. Cores already in reset are unaffected * * @return Zero on success, negative on failure */ extern int bdk_reset_cores(bdk_node_t node, uint64_t coremask); /** * Get the coremask of the cores actively running the BDK. Doesn't count cores * that aren't booted. * * @param node Node to coremask the count for * * @return 64bit bitmask */ uint64_t bdk_get_running_coremask(bdk_node_t node); /** * Return the number of cores actively running in the BDK for the given node * * @param node Node to get the core count for * * @return Number of cores running. Doesn't count cores that aren't booted */ int bdk_get_num_running_cores(bdk_node_t node); /** @} */ #endif /* !__CB_BDK_INIT_H__ */