minix3/lib/libsys/arch/i386/sys_out.c

20 lines
597 B
C

#include "syslib.h"
/*===========================================================================*
* sys_out *
*===========================================================================*/
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.m_lsys_krn_sys_devio.request = _DIO_OUTPUT | type;
m_io.m_lsys_krn_sys_devio.port = port;
m_io.m_lsys_krn_sys_devio.value = value;
return _kernel_call(SYS_DEVIO, &m_io);
}