/* Shm_Convert_address * * This routine takes into account the peculiar short VME address * of the CVME961 board. The CVME961 maps short address space * 0xffffxxxx to 0xb400xxxx. * * Input parameters: * address - address to convert * * Output parameters: * returns - converted address * * COPYRIGHT (c) 1989-1997. * On-Line Applications Research Corporation (OAR). * Copyright assigned to U.S. Government, 1994. * * The license and distribution terms for this file may in * the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id$ */ #include #include #include "shm.h" void *Shm_Convert_address( void *address ) { rtems_unsigned32 workaddr = (rtems_unsigned32) address; if ( workaddr >= 0xffff0000 ) workaddr = (workaddr & 0xffff) | 0xb4000000; return ( (rtems_unsigned32 *)workaddr ); }