1/*-
2 * Copyright (c) 2003-2009 RMI Corporation
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * RMI_BSD
30 * $FreeBSD: head/sys/mips/rmi/msgring.h 211996 2010-08-30 13:26:07Z jchandra $
31 */
32#ifndef _RMI_MSGRING_H_
33#define _RMI_MSGRING_H_
34
35#include <sys/types.h>
36#include <mips/rmi/rmi_mips_exts.h>
37
38#define MSGRNG_TX_BUF_REG 0

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369 msgrng_load_tx_msg3(msg->msg3);
370
371 dest = ((size - 1) << 16) | (code << 8) | (stid);
372
373 msgrng_send(dest);
374
375 for (i = 0; i < 16; i++) {
376 status = msgrng_read_status();
377
378 if (status & 0x6) {
379 continue;
380 } else
381 break;
382 }
383 return msgrng_read_status() & 0x06;
384}
385
386static __inline__ int
387message_send_retry(unsigned int size, unsigned int code,
388 unsigned int stid, struct msgrng_msg *msg)
389{
390 int res = 0;

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406
407 return 0;
408}
409
410static __inline__ int
411message_receive(int pri, int *size, int *code, int *src_id,
412 struct msgrng_msg *msg)
413{
414 int res;
415
416 res = message_receive_fast(pri, *size, *code, *src_id,
417 msg->msg0, msg->msg1, msg->msg2, msg->msg3);
418 return res;
419}
420
421#define MSGRNG_STN_RX_QSIZE 256
422
423struct stn_cc {
424 unsigned short counters[16][8];
425};

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