minix: lib/syslib/sys_voutb.c Source File

00001 #include "syslib.h"
00002 
00003 /*===========================================================================*
00004  *                                sys_voutb                                  *
00005  *===========================================================================*/
00006 PUBLIC int sys_voutb(pvb_pairs, nr_ports)
00007 pvb_pair_t *pvb_pairs;                  /* (port,byte-value)-pairs */
00008 int nr_ports;                           /* nr of pairs to be processed */
00009 {
00010     message m_io;
00011     m_io.DIO_TYPE = DIO_BYTE;
00012     m_io.DIO_REQUEST = DIO_OUTPUT;
00013     m_io.DIO_VEC_ADDR = (char *) pvb_pairs;
00014     m_io.DIO_VEC_SIZE = nr_ports;
00015     return _taskcall(SYSTASK, SYS_VDEVIO, &m_io);
00016 }
00017 
00018