mirror of https://github.com/lianthony/NT4.0
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
109 lines
2.7 KiB
109 lines
2.7 KiB
/*****************************************************************************
|
|
*
|
|
* COPYRIGHT 1993 - COLORADO MEMORY SYSTEMS, INC.
|
|
* ALL RIGHTS RESERVED.
|
|
*
|
|
******************************************************************************
|
|
*
|
|
* FILE: \SE\DRIVER\DEVICE\JUMBO\SRC\0X11043.C
|
|
*
|
|
* FUNCTION: cqd_SetBack
|
|
*
|
|
* PURPOSE: Reset any tape drive head offset due to off-track retries.
|
|
*
|
|
* HISTORY:
|
|
* $Log: J:\se.vcs\driver\q117cd\src\0x11043.c $
|
|
*
|
|
* Rev 1.4 17 Feb 1994 11:35:34 KEVINKES
|
|
* Added an extra parameter to WaitCC.
|
|
*
|
|
* Rev 1.3 11 Jan 1994 14:49:58 KEVINKES
|
|
* Changed all kdi_wtxxxx to INTERVAL_xxxxx
|
|
*
|
|
* Rev 1.2 08 Nov 1993 14:06:06 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 14:51:38 KEVINKES
|
|
* Changed kdi_wt2ticks to kdi_wt004ms.
|
|
*
|
|
* Rev 1.0 18 Oct 1993 17:32:26 KEVINKES
|
|
* Initial Revision.
|
|
*
|
|
*****************************************************************************/
|
|
#define FCT_ID 0x11043
|
|
#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_SetBack
|
|
(
|
|
/* INPUT PARAMETERS: */
|
|
|
|
CqdContextPtr cqd_context,
|
|
dUWord command
|
|
|
|
/* UPDATE PARAMETERS: */
|
|
|
|
/* OUTPUT PARAMETERS: */
|
|
|
|
)
|
|
/* COMMENTS: *****************************************************************
|
|
*
|
|
* DEFINITIONS: *************************************************************/
|
|
{
|
|
|
|
/* DATA: ********************************************************************/
|
|
|
|
dStatus status=DONT_PANIC; /* dStatus or error condition.*/
|
|
|
|
/* CODE: ********************************************************************/
|
|
|
|
if (command == CMD_READ_HEROIC) {
|
|
|
|
if (cqd_context->rd_wr_op.log_fwd == dTRUE) {
|
|
|
|
status = cqd_GetDeviceError(cqd_context);
|
|
|
|
if ((status != DONT_PANIC) &&
|
|
(kdi_GetErrorType(status) != ERR_DRV_NOT_READY)) {
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
if ((status = cqd_PauseTape(cqd_context)) != DONT_PANIC) {
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ((status = cqd_SendByte(cqd_context, FW_CMD_SEEK_TRACK)) != DONT_PANIC) {
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
kdi_Sleep(cqd_context->kdi_context, INTERVAL_CMD, dFALSE);
|
|
|
|
if ((status = cqd_SendByte(cqd_context,
|
|
(dUByte)(cqd_context->operation_status.current_track + CMD_OFFSET))) !=
|
|
DONT_PANIC) {
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
status = cqd_WaitCommandComplete(cqd_context, INTERVAL_TRK_CHANGE, dFALSE);
|
|
}
|
|
|
|
return status;
|
|
}
|