freebsd-dev/sys/mips/nlm/msgring.h
Jayachandran C. 452f22c389 Merge XLP 3XX updates and related rework.
* Update message station (CMS) code, read queue ids from PCI header.
* Use interrupts to wakeup message handling threads on 3XX
* Update PIC code, read interrupt information from PCI header instead
  of using fixed values.
* Update PCI interrupt handling for the PIC change.
* Update code for getting chip frequency, new code support XLP 3XX
* Misc style(9) fixes

In collaboration with: prabhath at netlogicmicro com (CMS/PIC)
                       venkatesh at netlogicmicro.com (PCI)
2011-11-21 08:12:36 +00:00

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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
* $FreeBSD$
*/
#define CMS_DEFAULT_CREDIT 50
extern uint32_t xlp_msg_thread_mask;
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);