source: rtems/c/src/lib/libbsp/shmdr/cnvpkt.c @ 48bfd992

4.104.114.84.95
Last change on this file since 48bfd992 was 48bfd992, checked in by Joel Sherrill <joel.sherrill@…>, on Nov 30, 1999 at 7:58:02 PM

Renamed shm.h to shm_driver.h to avoid conflicts with POSIX shm.h.

Renamed file shmsupp/intr.c in some BSPs to shmsupp/cause_intr.c to
avoid conflict with rtems/src/intr.c (Classic API Interrupt Manager).

  • Property mode set to 100644
File size: 1.1 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.OARcorp.com/rtems/license.html.
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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