minix/lib/libsys/sys_out.c
2012-03-05 22:32:55 +01:00

19 lines
553 B
C

#include "syslib.h"
/*===========================================================================*
* sys_out *
*===========================================================================*/
PUBLIC int sys_out(port, value, type)
int port; /* port address to write to */
u32_t value; /* value to write */
int type; /* byte, word, long */
{
message m_io;
m_io.DIO_REQUEST = _DIO_OUTPUT | type;
m_io.DIO_PORT = port;
m_io.DIO_VALUE = value;
return _kernel_call(SYS_DEVIO, &m_io);
}