NT4/private/ntos/dd/qic117/0x1104a.c
2020-09-30 17:12:29 +02:00

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/*****************************************************************************
*
* COPYRIGHT 1993 - COLORADO MEMORY SYSTEMS, INC.
* ALL RIGHTS RESERVED.
*
******************************************************************************
*
* FILE: \SE\DRIVER\DEVICE\JUMBO\SRC\0X1104A.C
*
* FUNCTION: cqd_WaitCommandComplete
*
* PURPOSE: Wait a specified amount of time for the tape drive to become
* ready after executing a command.
*
* Read the Drive dStatus byte from the tape drive.
*
* If the drive is not ready then wait 1/2 second and try again
* until the specified time has elapsed.
*
* HISTORY:
* $Log: J:\se.vcs\driver\q117cd\src\0x1104a.c $
*
* Rev 1.7 17 Feb 1994 16:42:32 KEVINKES
* Reversed the less than sign.
*
* Rev 1.6 17 Feb 1994 11:34:00 KEVINKES
* Removed an extra parentheses.
*
* Rev 1.5 17 Feb 1994 11:33:16 KEVINKES
* Rewrote to use GetSystme time and to take a non_interruptible parameter
* for commands that can't be aborted.
*
* Rev 1.4 15 Dec 1993 11:36:56 KEVINKES
* Removed code for returning a new tape error.
*
* Rev 1.3 15 Nov 1993 16:21:04 KEVINKES
* Added abort handling.
*
* Rev 1.2 08 Nov 1993 14:06:34 KEVINKES
* Removed all bit-field structures, removed all enumerated types, changed
* all defines to uppercase, and removed all signed data types wherever
* possible.
*
* Rev 1.1 25 Oct 1993 14:33:24 KEVINKES
* Changed sleep time from 2 ticks to 110ms.
*
* Rev 1.0 18 Oct 1993 17:20:14 KEVINKES
* Initial Revision.
*
*****************************************************************************/
#define FCT_ID 0x1104a
#include "include\public\adi_api.h"
#include "include\public\frb_api.h"
#include "include\private\kdi_pub.h"
#include "include\private\cqd_pub.h"
#include "q117cd\include\cqd_defs.h"
#include "q117cd\include\cqd_strc.h"
#include "q117cd\include\cqd_hdr.h"
/*endinclude*/
dStatus cqd_WaitCommandComplete
(
/* INPUT PARAMETERS: */
CqdContextPtr cqd_context,
dUDWord wait_time,
dBoolean non_interruptible
/* UPDATE PARAMETERS: */
/* OUTPUT PARAMETERS: */
)
/* COMMENTS: *****************************************************************
*
* DEFINITIONS: *************************************************************/
{
/* DATA: ********************************************************************/
dStatus status; /* dStatus or error condition.*/
dUDWord wait_start = 0l;
dUDWord wait_current = 0l;
/* CODE: ********************************************************************/
wait_start = kdi_GetSystemTime();
do {
kdi_Sleep(cqd_context->kdi_context, kdi_wt100ms, dFALSE);
status = cqd_GetDeviceError(cqd_context);
if (kdi_GetErrorType(status) != ERR_DRV_NOT_READY) {
return status;
}
if (!non_interruptible && (kdi_ReportAbortStatus(cqd_context->kdi_context) !=
NO_ABORT_PENDING)) {
return kdi_Error(ERR_ABORT, FCT_ID, ERR_SEQ_1);
}
wait_current = kdi_GetSystemTime();
} while (wait_time > (wait_current - wait_start));
if (kdi_ReportAbortStatus(cqd_context->kdi_context) !=
NO_ABORT_PENDING) {
status = kdi_Error(ERR_ABORT, FCT_ID, ERR_SEQ_1);
} else {
status = kdi_Error(ERR_KDI_TO_EXPIRED, FCT_ID, ERR_SEQ_1);
}
return status;
}