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cdrtools/scgcheck/dmaresid.c
Yezzi Hsueh 7c6bd698f9 Initial commit
2025-06-15 04:19:58 +08:00

252 lines
7.8 KiB
C
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/* @(#)dmaresid.c 1.12 10/12/19 Copyright 1998-2010 J. Schilling */
#include <schily/mconfig.h>
#ifndef lint
static UConst char sccsid[] =
"@(#)dmaresid.c 1.12 10/12/19 Copyright 1998-2010 J. Schilling";
#endif
/*
* Copyright (c) 1998-2010 J. Schilling
*/
/*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* See the file CDDL.Schily.txt in this distribution for details.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file CDDL.Schily.txt from this distribution.
*/
#include <schily/stdio.h>
#include <schily/stdlib.h>
#include <schily/unistd.h>
#include <schily/string.h>
#include <schily/schily.h>
#include <schily/nlsdefs.h>
#include <schily/standard.h>
#include <schily/utypes.h>
#include <schily/btorder.h>
#include <scg/scgcmd.h>
#include <scg/scsidefs.h>
#include <scg/scsireg.h>
#include <scg/scsitransp.h>
#include "cdrecord.h"
#include "scgcheck.h"
EXPORT void dmaresid __PR((SCSI *scgp));
LOCAL int xtinquiry __PR((SCSI *scgp, int cnt, int dmacnt));
LOCAL int tinquiry __PR((SCSI *scgp, caddr_t bp, int cnt, int dmacnt));
extern char *buf; /* The transfer buffer */
extern long bufsize; /* The size of the transfer buffer */
extern FILE *logfile;
extern char unavail[];
EXPORT void
dmaresid(scgp)
SCSI *scgp;
{
char abuf[2];
int cnt = sizeof (struct scsi_inquiry);
int dmacnt;
int ret;
BOOL passed;
printf(_("Ready to start test for working DMA residual count? Enter <CR> to continue: "));
(void) chkgetline(abuf, sizeof (abuf));
chkprint(_("**********> Testing for working DMA residual count.\n"));
chkprint(_("**********> Testing for working DMA residual count == 0.\n"));
passed = TRUE;
dmacnt = cnt;
ret = xtinquiry(scgp, cnt, dmacnt);
if (ret == dmacnt) {
chkprint(_("----------> Wanted %d bytes, got it.\n"), dmacnt);
}
if (ret != dmacnt) {
chkprint(_("----------> Wanted %d bytes, got (%d)\n"), dmacnt, ret);
}
if (ret != scg_getdmacnt(scgp)) {
passed = FALSE;
chkprint(_("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
}
if (passed && ret == dmacnt) {
chkprint(_("----------> SCSI DMA residual count == 0 test PASSED\n"));
} else {
chkprint(_("----------> SCSI DMA residual count == 0 test FAILED\n"));
}
printf(_("Ready to start test for working DMA residual count == DMA count? Enter <CR> to continue: "));
fprintf(logfile, _("**********> Testing for working DMA residual count == DMA count.\n"));
flushit();
(void) getline(abuf, sizeof (abuf));
passed = TRUE;
dmacnt = cnt;
ret = xtinquiry(scgp, 0, dmacnt);
if (ret == 0) {
printf(_("----------> Wanted 0 bytes, got it.\n"));
fprintf(logfile, _("----------> Wanted 0 bytes, got it.\n"));
}
if (ret != 0) {
printf(_("----------> Wanted %d bytes, got (%d)\n"), 0, ret);
fprintf(logfile, _("----------> Wanted %d bytes, got (%d)\n"), 0, ret);
}
if (ret != scg_getdmacnt(scgp)) {
passed = FALSE;
printf(_("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
fprintf(logfile, _("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
}
if (passed && ret == 0) {
printf(_("----------> SCSI DMA residual count == DMA count test PASSED\n"));
fprintf(logfile, _("----------> SCSI DMA residual count == DMA count test PASSED\n"));
} else {
passed = FALSE;
printf(_("----------> SCSI DMA residual count == DMA count test FAILED\n"));
fprintf(logfile, _("----------> SCSI DMA residual count == DMA count test FAILED\n"));
}
if (!passed) {
printf(_("----------> SCSI DMA residual count not working - no further tests\n"));
fprintf(logfile, _("----------> SCSI DMA residual count not working - no further tests\n"));
return;
}
printf(_("Ready to start test for working DMA residual count == 1? Enter <CR> to continue: "));
flushit();
(void) getline(abuf, sizeof (abuf));
chkprint(_("**********> Testing for working DMA residual count == 1.\n"));
passed = TRUE;
dmacnt = cnt+1;
ret = xtinquiry(scgp, cnt, dmacnt);
if (ret == cnt) {
printf(_("----------> Wanted %d bytes, got it.\n"), cnt);
fprintf(logfile, _("----------> Wanted %d bytes, got it.\n"), cnt);
}
if (ret != cnt) {
printf(_("----------> Wanted %d bytes, got (%d)\n"), cnt, ret);
fprintf(logfile, _("----------> Wanted %d bytes, got (%d)\n"), cnt, ret);
}
if (ret != scg_getdmacnt(scgp)) {
passed = FALSE;
printf(_("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
fprintf(logfile, _("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
}
if (passed && ret == cnt) {
printf(_("----------> SCSI DMA residual count == 1 test PASSED\n"));
fprintf(logfile, _("----------> SCSI DMA residual count == 1 test PASSED\n"));
} else {
passed = FALSE;
printf(_("----------> SCSI DMA residual count == 1 test FAILED\n"));
fprintf(logfile, _("----------> SCSI DMA residual count == 1 test FAILED\n"));
}
printf(_("Ready to start test for working DMA overrun detection? Enter <CR> to continue: "));
flushit();
(void) getline(abuf, sizeof (abuf));
chkprint(_("**********> Testing for working DMA overrun detection.\n"));
passed = TRUE;
dmacnt = cnt-1;
ret = xtinquiry(scgp, cnt, dmacnt);
if (ret == cnt) {
passed = FALSE;
printf(_("----------> Wanted %d bytes, got it - DMA overrun not blocked.\n"), cnt);
fprintf(logfile, _("----------> Wanted %d bytes, got it - DMA overrun not blocked.\n"), cnt);
}
if (ret != dmacnt) {
passed = FALSE;
printf(_("----------> Wanted %d bytes, got (%d)\n"), dmacnt, ret);
fprintf(logfile, _("----------> Wanted %d bytes, got (%d)\n"), dmacnt, ret);
}
if (ret != scg_getdmacnt(scgp)) {
passed = FALSE;
printf(_("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
fprintf(logfile, _("----------> Libscg says %d bytes but got (%d)\n"), scg_getdmacnt(scgp), ret);
}
if (passed && scg_getresid(scgp) < 0) {
printf(_("----------> SCSI DMA overrun test PASSED\n"));
fprintf(logfile, _("----------> SCSI DMA overrun test PASSED\n"));
} else {
printf(_("----------> SCSI DMA overrun test FAILED\n"));
fprintf(logfile, _("----------> SCSI DMA overrun test FAILED\n"));
}
}
LOCAL int
xtinquiry(scgp, cnt, dmacnt)
SCSI *scgp;
int cnt;
int dmacnt;
{
Uchar ibuf[1024];
struct scsi_inquiry *ip;
int maxcnt;
int rescnt;
int i;
ip = (struct scsi_inquiry *)ibuf;
fillbytes(ibuf, sizeof (ibuf), '\0');
tinquiry(scgp, (caddr_t)ibuf, cnt, dmacnt);
for (i = sizeof (ibuf)-1; i >= 0; i--) {
if (ibuf[i] != '\0') {
break;
}
}
i++;
maxcnt = i;
rescnt = dmacnt - scg_getresid(scgp);
printf(_("CDB cnt: %d DMA cnt: %d got really: %d (System says: RDMA cnt: %d resid %d)\n"),
cnt, dmacnt, i, rescnt, scg_getresid(scgp));
fillbytes(ibuf, sizeof (ibuf), 0xFF);
tinquiry(scgp, (caddr_t)ibuf, cnt, dmacnt);
for (i = sizeof (ibuf)-1; i >= 0; i--) {
if (ibuf[i] != 0xFF) {
break;
}
}
i++;
if (i > maxcnt)
maxcnt = i;
rescnt = dmacnt - scg_getresid(scgp);
printf(_("CDB cnt: %d DMA cnt: %d got really: %d (System says: RDMA cnt: %d resid %d)\n"),
cnt, dmacnt, i, rescnt, scg_getresid(scgp));
return (maxcnt);
}
LOCAL int
tinquiry(scgp, bp, cnt, dmacnt)
SCSI *scgp;
caddr_t bp;
int cnt;
int dmacnt;
{
register struct scg_cmd *scmd = scgp->scmd;
/* fillbytes(bp, cnt, '\0');*/
fillbytes((caddr_t)scmd, sizeof (*scmd), '\0');
scmd->addr = bp;
scmd->size = dmacnt;
scmd->flags = SCG_RECV_DATA|SCG_DISRE_ENA;
scmd->cdb_len = SC_G0_CDBLEN;
scmd->sense_len = CCS_SENSE_LEN;
scmd->cdb.g0_cdb.cmd = SC_INQUIRY;
scmd->cdb.g0_cdb.lun = scg_lun(scgp);
scmd->cdb.g0_cdb.count = cnt;
scgp->cmdname = "inquiry";
if (scg_cmd(scgp) < 0)
return (-1);
if (scgp->verbose)
scg_prbytes(_("Inquiry Data :"), (Uchar *)bp, cnt - scg_getresid(scgp));
return (0);
}
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