Return to diskwr.c CVS log

Up to [local] / sys / arch / mvme88k / stand / libbug

Annotation of sys/arch/mvme88k/stand/libbug/diskwr.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: diskwr.c,v 1.3 2003/09/07 21:35:35 miod Exp $ */
                      2:
                      3: /*
                      4:  * bug routines -- assumes that the necessary sections of memory
                      5:  * are preserved.
                      6:  */
                      7: #include <sys/types.h>
                      8: #include <machine/prom.h>
                      9: #include "prom.h"
                     10:
                     11: /* returns 0: success, nonzero: error */
                     12: int
                     13: mvmeprom_diskwr(arg)
                     14:        struct mvmeprom_dskio *arg;
                     15: {
                     16:        int ret;
                     17:
                     18:        asm volatile ("or r2,r0,%0": : "r" (arg) );
                     19:        MVMEPROM_CALL(MVMEPROM_DSKWR);
                     20:        asm volatile ("or %0,r0,r2" :  "=r" (ret));
                     21:        return (!(ret & 0x4));
                     22: }