Windows NT 4.0 source code leak
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250 lines
6.7 KiB

/*****************************************************************************
*
* COPYRIGHT 1993 - COLORADO MEMORY SYSTEMS, INC.
* ALL RIGHTS RESERVED.
*
******************************************************************************
*
* FILE: \SE\DRIVER\DEVICE\JUMBO\SRC\0X1100F.C
*
* FUNCTION: cqd_CmdFormat
*
* PURPOSE:
*
* HISTORY:
* $Log: J:\se.vcs\driver\q117cd\src\0x1100f.c $
*
* Rev 1.11 03 Jun 1994 15:40:08 KEVINKES
* Changed drive_parm.drive_select to device_cfg.drive_select.
*
* Rev 1.10 09 Mar 1994 09:46:12 KEVINKES
* Added code so that an abort error wouldn't be lost.
*
* Rev 1.9 21 Jan 1994 18:22:12 KEVINKES
* Fixed compiler warnings.
*
* Rev 1.8 18 Jan 1994 16:20:54 KEVINKES
* Updated debug code.
*
* Rev 1.7 20 Dec 1993 14:50:04 KEVINKES
* Added an argument to LogicalBOT.
*
* Rev 1.6 13 Dec 1993 16:14:08 KEVINKES
* Added code to support double buffering of the segment data.
*
* Rev 1.5 30 Nov 1993 18:29:40 CHETDOUG
* Fixed call to setdmadirection
*
* Rev 1.4 23 Nov 1993 18:50:20 KEVINKES
* Modified CHECKED_DUMP calls for debugging over the serial port.
*
* Rev 1.3 19 Nov 1993 16:25:18 CHETDOUG
* Added call to setdmadirection
*
* Rev 1.2 11 Nov 1993 17:16:10 KEVINKES
* Added initialization for fmt_op.phy_ptr and fmt_op.hdr_ptr.
*
* Rev 1.1 08 Nov 1993 14:02:06 KEVINKES
* Removed all bit-field structures, removed all enumerated types, changed
* all defines to uppercase, and removed all signed data types wherever
* possible.
*
* Rev 1.0 18 Oct 1993 17:17:54 KEVINKES
* Initial Revision.
*
*****************************************************************************/
#define FCT_ID 0x1100f
#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_CmdFormat
(
/* INPUT PARAMETERS: */
CqdContextPtr cqd_context,
/* UPDATE PARAMETERS: */
/* OUTPUT PARAMETERS: */
FormatRequestPtr fmt_request
)
/* COMMENTS: *****************************************************************
*
* DEFINITIONS: *************************************************************/
{
/* DATA: ********************************************************************/
dStatus status; /* dStatus or error condition.*/
dStatus abort_status=DONT_PANIC; /* dStatus or error condition.*/
dUWord trk; /* current track counter */
dUWord end_track; /* last track to format */
/* CODE: ********************************************************************/
if ((status = cqd_PrepareTape(cqd_context, fmt_request)) == DONT_PANIC) {
cqd_context->fmt_op.phy_ptr = fmt_request->adi_hdr.drv_physical_ptr;
cqd_context->fmt_op.hdr_offset[HDR_1] = 0l;
cqd_context->fmt_op.hdr_ptr[HDR_1] =
(dUDWord *)(fmt_request->adi_hdr.drv_logical_ptr);
cqd_context->fmt_op.hdr_offset[HDR_2] = CQD_DMA_PAGE_SIZE;
cqd_context->fmt_op.hdr_ptr[HDR_2] =
(dUDWord *)((dUBytePtr)fmt_request->adi_hdr.drv_logical_ptr +
CQD_DMA_PAGE_SIZE);
/* Now set up the FDC format command data. This is */
/* done now since it only needs to be done once and */
/* we don't want to use up any more time between */
/* segments than we have to. */
trk = fmt_request->start_track;
end_track = (dUWord)(fmt_request->start_track + fmt_request->tracks);
cqd_context->operation_status.current_track = ILLEGAL_TRACK;
cqd_context->controller_data.fmt_cmd.command = 0x4d;
cqd_context->controller_data.fmt_cmd.N = FMT_BPS;
cqd_context->controller_data.fmt_cmd.SC = FSC_SEG;
cqd_context->controller_data.fmt_cmd.drive =
(dUByte)cqd_context->device_cfg.drive_select;
cqd_context->controller_data.fmt_cmd.D = FMT_DATA_PATTERN;
switch (cqd_context->device_descriptor.drive_class) {
case QIC3010_DRIVE:
cqd_context->controller_data.fmt_cmd.GPL = FMT_GPL_3010;
break;
case QIC3020_DRIVE:
cqd_context->controller_data.fmt_cmd.GPL = FMT_GPL_3020;
break;
default:
cqd_context->controller_data.fmt_cmd.GPL = FMT_GPL;
}
/* call the KDI routine to check for and set up an FC20 */
if (kdi_SetDMADirection(cqd_context->kdi_context,DMA_READ)) {
/* An FC20 was present and the direction was changed.
* Need to reset the fdc since changing directions screws up
* the DMA */
cqd_ResetFDC(cqd_context);
}
if (status == DONT_PANIC) {
do {
/* Enable Perpendicular Mode */
if ((status = cqd_EnablePerpendicularMode(
cqd_context,
dTRUE)) == DONT_PANIC) {
status = cqd_FormatTrack(cqd_context,
trk);
kdi_CheckedDump(
QIC117INFO,
"Q117i: Format track return %08x\n",
status);
}
if ((kdi_GetErrorType(status) == ERR_BAD_FORMAT) ||
(kdi_GetErrorType(status) == ERR_FORMAT_TIMED_OUT)) {
if ((status = cqd_SetDeviceMode(
cqd_context,
PRIMARY_MODE)) == DONT_PANIC) {
if ((status = cqd_LogicalBOT(cqd_context, trk)) == DONT_PANIC) {
status = cqd_SetDeviceMode(cqd_context, FORMAT_MODE);
}
}
if (status == DONT_PANIC) {
/* Enable Perpendicular Mode */
if ((status = cqd_EnablePerpendicularMode(
cqd_context,
dTRUE)) == DONT_PANIC) {
*(dUWordPtr)fmt_request->adi_hdr.drv_logical_ptr = trk;
status = cqd_FormatTrack(cqd_context,
trk);
kdi_CheckedDump(
QIC117INFO,
"Q117i: Format track retry return %08x\n",
status);
}
}
}
} while (++trk < end_track && status == DONT_PANIC);
}
/* Finish up the format by putting the tape drive */
/* back into primary mode, and ejecting the tape. */
if ((status == DONT_PANIC) ||
(kdi_GetErrorType(status) == ERR_ABORT)) {
if (kdi_GetErrorType(status) == ERR_ABORT) {
abort_status = status;
}
cqd_ResetFDC(cqd_context);
if ((status = cqd_SetDeviceMode(
cqd_context,
PRIMARY_MODE)) == DONT_PANIC) {
status = cqd_CmdUnloadTape(cqd_context);
}
}
}
/* Disable Perpendicular Mode */
if (status == DONT_PANIC) {
status = cqd_EnablePerpendicularMode(cqd_context, dFALSE);
}
if (abort_status != DONT_PANIC) {
status = abort_status;
}
return status;
}