source: rtems/c/src/lib/libbsp/shmdr/cnvpkt.c @ 8c99365

Last change on this file since 8c99365 was 8c99365, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 4, 2003 at 6:53:36 PM

2003-09-04 Joel Sherrill <joel@…>

  • addlq.c, cnvpkt.c, dump.c, fatal.c, getlq.c, getpkt.c, init.c, initlq.c, intr.c, mpci.h, mpisr.c, poll.c, receive.c, retpkt.c, send.c, setckvec.c, shm_driver.h: URL for license changed.
  • Property mode set to 100644
File size: 1.0 KB
Line 
1/*  void Shm_Convert_packet( &packet )
2 *
3 *  This routine is the shared memory locked queue MPCI driver routine
4 *  used to convert the RTEMS's information in a packet from non-native
5 *  format to processor native format.
6 *
7 *  Input parameters:
8 *    packet  - pointer to a packet
9 *
10 *  Output parameters:
11 *    *packet - packet in native format
12 *
13 *  NOTE: Message buffers are not manipulated.
14 *        Endian conversion is currently the only conversion.
15 *
16 *  COPYRIGHT (c) 1989-1999.
17 *  On-Line Applications Research Corporation (OAR).
18 *
19 *  The license and distribution terms for this file may be
20 *  found in the file LICENSE in this distribution or at
21 *  http://www.rtems.com/license/LICENSE.
22 *
23 *  $Id$
24 */
25
26#include <rtems.h>
27#include "shm_driver.h"
28
29void Shm_Convert_packet(
30  rtems_packet_prefix *packet
31)
32{
33  rtems_unsigned32 *pkt, i;
34
35  pkt = (rtems_unsigned32 *) packet;
36  for ( i=RTEMS_MINIMUN_HETERO_CONVERSION ; i ; i--, pkt++ )
37    *pkt = CPU_swap_u32( *pkt );
38
39  for ( i=packet->to_convert ; i ; i--, pkt++ )
40    *pkt = CPU_swap_u32( *pkt );
41}
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