Return to getenaddr.c CVS log

Up to [local] / sys / arch / aviion / stand / libprom

Annotation of sys/arch/aviion/stand/libprom/getenaddr.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: getenaddr.c,v 1.1 2006/05/16 22:48:18 miod Exp $      */
                      2: /*
                      3:  * Copyright (c) 2006, Miodrag Vallat
                      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
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  *
                     14:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     15:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
                     16:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
                     17:  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
                     18:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
                     19:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
                     20:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     21:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
                     22:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
                     23:  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     24:  * POSSIBILITY OF SUCH DAMAGE.
                     25:  */
                     26:
                     27: #include <sys/types.h>
                     28:
                     29: #include "prom.h"
                     30:
                     31: void
                     32: scm_getenaddr(u_char *ea)
                     33: {
                     34:        u_char *addr;
                     35:
                     36:        SCM_CALL(SCM_COMMID);
                     37:        __asm__ __volatile__ ("or %0, r0, r2" : "=r" (addr));
                     38:
                     39:        ea[0] = addr[0];
                     40:        ea[1] = addr[1];
                     41:        ea[2] = addr[2];
                     42:        ea[3] = addr[3];
                     43:        ea[4] = addr[4];
                     44:        ea[5] = addr[5];
                     45: }