90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
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/*****************************************************************************
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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\0X1102F.C
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*
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* FUNCTION: cqd_NextGoodSectors
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*
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* PURPOSE: Determine the next block of good sectors to read/write/verify.
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*
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* HISTORY:
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* $Log: J:\se.vcs\driver\q117cd\src\0x1102f.c $
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*
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* Rev 1.2 17 Nov 1993 16:48:54 KEVINKES
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* Fixed a bug in the good sector counting loop where it was looking
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* for set bsm bits. Also added the SINGLE_SHIFT define.
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*
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* Rev 1.1 09 Nov 1993 11:44:18 KEVINKES
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* Commented code and changed conditionals to make explicit comparisons.
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*
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* Rev 1.0 18 Oct 1993 17:19:24 KEVINKES
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* Initial Revision.
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*
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*****************************************************************************/
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#define FCT_ID 0x1102f
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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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dVoid cqd_NextGoodSectors
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(
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/* INPUT PARAMETERS: */
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CqdContextPtr cqd_context
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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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/* CODE: ********************************************************************/
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cqd_context->rd_wr_op.data_amount = 0; /* set data amount to zero */
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/*
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*
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* Skip past any bad sectors and increment the desired sector.
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*
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*/
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while ((cqd_context->rd_wr_op.cur_lst & 1) != 0l) {
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cqd_context->rd_wr_op.cur_lst >>= SINGLE_SHIFT;
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cqd_context->rd_wr_op.d_sect++;
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}
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/*
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* For every good sector increase the data amount by one and decrease
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* the sector count. Do this as long as there are good sectors.
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*
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*/
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do {
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cqd_context->rd_wr_op.data_amount++;
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cqd_context->rd_wr_op.s_count--;
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cqd_context->rd_wr_op.cur_lst >>= SINGLE_SHIFT;
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} while (((cqd_context->rd_wr_op.cur_lst & 1) == 0l) &&
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(cqd_context->rd_wr_op.s_count != 0));
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return;
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}
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