opencbm: ppwrite.c Source File

00001 /*
00002  *  This program is free software; you can redistribute it and/or
00003  *  modify it under the terms of the GNU General Public License
00004  *  as published by the Free Software Foundation; either version
00005  *  2 of the License, or (at your option) any later version.
00006  *
00007  *  Copyright 1999-2004 Michael Klein <michael(dot)klein(at)puffin(dot)lb(dot)shuttle(dot)de>
00008  *  Copyright 2001-2004 Spiro Trikaliotis
00009  *
00010  */
00011 
00023 #include <wdm.h>
00024 #include "cbm_driver.h"
00025 #include "i_iec.h"
00026 
00042 NTSTATUS
00043 cbmiec_pp_write(IN PDEVICE_EXTENSION Pdx, IN UCHAR Value)
00044 {
00045     FUNC_ENTER();
00046 
00047     FUNC_PARAM((DBG_PREFIX "value = 0x%02x", (int)Value));
00048 
00049     if (Pdx->IecOutBits & PP_LP_BIDIR)
00050     {
00051         CBMIEC_RELEASE(PP_LP_BIDIR);
00052     }
00053     WRITE_PORT_UCHAR(PAR_PORT, Value);
00054 
00055     FUNC_LEAVE_NTSTATUS_CONST(STATUS_SUCCESS);
00056 }