wait.c File Reference

Wait for listener to signal that it is ready to receive. More...

#include <wdm.h>
#include "cbm_driver.h"
#include "i_iec.h"

Go to the source code of this file.

Functions
NTSTATUS	cbmiec_iec_wait (IN PDEVICE_EXTENSION Pdx, IN UCHAR Line, IN UCHAR State, OUT PUCHAR Result)
	Wait for a line to have a specific value.

---

Detailed Description

Wait for listener to signal that it is ready to receive.

**************************************************************

Author:

Spiro Trikaliotis

Version:

Id

wait.c,v 1.16 2006/02/24 12:01:24 trikalio Exp

Authors:

Based on code from Michael Klein <michael(dot)klein(at)puffin(dot)lb(dot)shuttle(dot)de>

Definition in file wait.c.

---

Function Documentation

NTSTATUS cbmiec_iec_wait (  IN PDEVICE_EXTENSION  Pdx, IN UCHAR  Line, IN UCHAR  State, OUT PUCHAR  Result )

Wait for a line to have a specific value. This function waits until a listener is ready. Parameters: Pdx  Pointer to the device extension. Line  Which line has to be monitored (one of IEC_DATA, IEC_CLOCK, IEC_ATN) State  Type of wait =1: Wait until that line is set =0: Wait until that line is unset Result  Pointer to a variable which will hold the value of the IEC bus Definition at line 46 of file wait.c. References cbmiec_iec_poll(), cbmiec_schedule_timeout(), cbmiec_udelay(), DBG_PREFIX, FUNC_ENTER, FUNC_PARAM, IEC_LINE_ATN, IEC_LINE_CLOCK, IEC_LINE_DATA, IN_PORT, libiec_global_timeouts, PP_ATN_IN, PP_CLK_IN, PP_DATA_IN, QueueShouldCancelCurrentIrp(), IEC_TIMEOUTS::T_8_IEC_WAIT_LONG_DELAY, and IEC_TIMEOUTS::T_8_IEC_WAIT_SHORT_DELAY. Referenced by cbm_execute_devicecontrol().

---