1/*- 2 * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights 3 * reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * NETLOGIC_BSD 29 * $FreeBSD: releng/10.3/sys/mips/nlm/msgring.h 233545 2012-03-27 14:05:12Z jchandra $ 30 */ 31 32#ifndef _NLM_MSGRING_H 33#define _NLM_MSGRING_H 34#define CMS_DEFAULT_CREDIT 50 35/* 36 * packets are sent to VC 0 of a thread 37 * freebacks are sent to VC 3 of a thread 38 */ 39#define XLPGE_RX_VC 0 40#define XLPGE_FB_VC 3 41 42extern uint32_t xlp_msg_thread_mask; 43 44struct nlm_fmn_msg; 45typedef void (*msgring_handler)(int, int, int, int, struct nlm_fmn_msg *, void *); 46 47int register_msgring_handler(int startb, int endb, msgring_handler action, 48 void *arg); 49int xlp_handle_msg_vc(u_int vcmask, int max_msgs); 50void xlp_msgring_cpu_init(int, int, int); 51void xlp_cms_enable_intr(int , int , int , int); 52#endif /* _NLM_MSGRING_H */ 53