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Annotation of sys/arch/mvme88k/stand/libbug/diskrd.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: diskrd.c,v 1.4 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_diskrd(arg)
        !            14:        struct mvmeprom_dskio *arg;
        !            15: {
        !            16:        int ret;
        !            17:
        !            18:        asm volatile ("or r2,r0,%0": : "r" (arg));
        !            19:        MVMEPROM_CALL(MVMEPROM_DSKRD);
        !            20:        asm volatile ("or %0,r0,r2" :  "=r" (ret));
        !            21:        return ((ret & 0x8));
        !            22: }