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