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freebsd/sys/mips/nlm/msgring.h
Jayachandran C. 35011d20cb xlpge : driver for XLP network accelerator
Features:
- network driver for the four 10G interfaces and two management ports
  on XLP 8xx.
- Support 4xx and 3xx variants of the processor.
- Source code and firmware building for the 16 mips32r2 micro-code engines
  in the Network Accelerator.
- Basic initialization code for Packet ordering Engine.

Submitted by:	Prabhath Raman (prabhath at netlogicmicro com)
		[refactored and fixed up for style by jchandra]
2012-03-27 14:05:12 +00:00

53 lines
2.0 KiB
C

/*-
* Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
* NETLOGIC_BSD
* $FreeBSD$
*/
#ifndef _NLM_MSGRING_H
#define _NLM_MSGRING_H
#define CMS_DEFAULT_CREDIT 50
/*
* packets are sent to VC 0 of a thread
* freebacks are sent to VC 3 of a thread
*/
#define XLPGE_RX_VC 0
#define XLPGE_FB_VC 3
extern uint32_t xlp_msg_thread_mask;
struct nlm_fmn_msg;
typedef void (*msgring_handler)(int, int, int, int, struct nlm_fmn_msg *, void *);
int register_msgring_handler(int startb, int endb, msgring_handler action,
void *arg);
int xlp_handle_msg_vc(u_int vcmask, int max_msgs);
void xlp_msgring_cpu_init(int, int, int);
void xlp_cms_enable_intr(int , int , int , int);
#endif /* _NLM_MSGRING_H */