scsilib.html

Vxworks API操作系统和驱动程序设计API。压缩的HTML文件

invoked directly, usually from the shell.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
N/A
<p>
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>, <b><a href="./scsiLib.html#scsiShow">scsiShow</a>(&nbsp;)</b>

<hr>
<a name="scsiBusReset"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiBusReset(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiBusReset(&nbsp;)</strong> - pulse the reset signal on the SCSI bus</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiBusReset
    (
    SCSI_CTRL * pScsiCtrl     /* ptr to SCSI controller info */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine calls a controller-specific routine to reset a specified
controller's SCSI bus.  If no controller is specified (<i>pScsiCtrl</i> is 0),
the value in the global variable <b>pSysScsiCtrl</b> is used.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if there is no controller or controller-specific
routine.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiIoctl"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiIoctl(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiIoctl(&nbsp;)</strong> - perform a device-specific I/O control function</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiIoctl
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI block device info */
    int             function,     /* function code */
    int             arg           /* argument to pass called function */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine performs a specified <b>ioctl</b> function using a specified SCSI 
block device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
The status of the request, or ERROR if the request is unsupported.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiFormatUnit"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiFormatUnit(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiFormatUnit(&nbsp;)</strong> - issue a <b>FORMAT_UNIT</b> command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiFormatUnit
    (
    SCSI_PHYS_DEV * pScsiPhysDev,  /* ptr to SCSI physical device */
    BOOL            cmpDefectList, /* whether defect list is complete */
    int             defListFormat, /* defect list format */
    int             vendorUnique,  /* vendor unique byte */
    int             interleave,    /* interleave factor */
    char *          buffer,        /* ptr to input data buffer */
    int             bufLength      /* length of buffer in bytes */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>FORMAT_UNIT</b> command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiModeSelect"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiModeSelect(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiModeSelect(&nbsp;)</strong> - issue a <b>MODE_SELECT</b> command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiModeSelect
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI physical device */
    int             pageFormat,   /* value of the page format bit (0-1) */
    int             saveParams,   /* value of the save parameters bit (0-1) */
    char *          buffer,       /* ptr to output data buffer */
    int             bufLength     /* length of buffer in bytes */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>MODE_SELECT</b> command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiModeSense"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiModeSense(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiModeSense(&nbsp;)</strong> - issue a <b>MODE_SENSE</b> command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiModeSense
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI physical device */
    int             pageControl,  /* value of the page control field (0-3) */
    int             pageCode,     /* value of the page code field (0-0x3f) */
    char *          buffer,       /* ptr to input data buffer */
    int             bufLength     /* length of buffer in bytes */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>MODE_SENSE</b> command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiReadCapacity"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiReadCapacity(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiReadCapacity(&nbsp;)</strong> - issue a <b>READ_CAPACITY</b> command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiReadCapacity
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI physical device */
    int *           pLastLBA,     /* where to return last logical block */
                                  /* address */ 
    int *           pBlkLength    /* where to return block length */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>READ_CAPACITY</b> command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiRdSecs"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiRdSecs(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiRdSecs(&nbsp;)</strong> - read sector(s) from a SCSI block device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiRdSecs
    (
    SCSI_BLK_DEV * pScsiBlkDev, /* ptr to SCSI block device info */
    int            sector,      /* sector number to be read */
    int            numSecs,     /* total sectors to be read */
    char *         buffer       /* ptr to input data buffer */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine reads the specified physical sector(s) from a specified
physical device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the sector(s) cannot be read.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiWrtSecs"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiWrtSecs(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiWrtSecs(&nbsp;)</strong> - write sector(s) to a SCSI block device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiWrtSecs
    (
    SCSI_BLK_DEV * pScsiBlkDev, /* ptr to SCSI block device info */
    int            sector,      /* sector number to be written */
    int            numSecs,     /* total sectors to be written */
    char *         buffer       /* ptr to input data buffer */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine writes the specified physical sector(s) to a specified physical
device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the sector(s) cannot be written.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiTestUnitRdy"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiTestUnitRdy(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiTestUnitRdy(&nbsp;)</strong> - issue a <b>TEST_UNIT_READY</b> command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiTestUnitRdy
    (
    SCSI_PHYS_DEV * pScsiPhysDev /* ptr to SCSI physical device */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>TEST_UNIT_READY</b> command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiInquiry"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiInquiry(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiInquiry(&nbsp;)</strong> - issue an INQUIRY command to a SCSI device</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiInquiry
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI physical device */
    char *          buffer,       /* ptr to input data buffer */
    int             bufLength     /* length of buffer in bytes */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues an INQUIRY command to a specified SCSI device.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

<hr>
<a name="scsiReqSense"></a>
<p align=right>
<a href="rtnIndex.htm"><i>OS Libraries :  Routines</i></a></p>

</blockquote><h1>scsiReqSense(&nbsp;)</h1> <blockquote></a></blockquote><h4>NAME</h4><blockquote>  
<p><strong>scsiReqSense(&nbsp;)</strong> - issue a <b>REQUEST_SENSE</b> command to a SCSI device and read results</p>

</blockquote><h4>SYNOPSIS</h4><blockquote><p>
<pre>STATUS scsiReqSense
    (
    SCSI_PHYS_DEV * pScsiPhysDev, /* ptr to SCSI physical device */
    char *          buffer,       /* ptr to input data buffer */
    int             bufLength     /* length of buffer in bytes */
    )
</pre>

</blockquote><h4>DESCRIPTION</h4><blockquote><p>
This routine issues a <b>REQUEST_SENSE</b> command to a specified SCSI device and
reads the results.
<p>
</blockquote><h4>RETURNS</h4><blockquote><p>
OK, or ERROR if the command fails.
</blockquote><h4>SEE ALSO</h4><blockquote><p>
<b><a href="./scsiLib.html#top">scsiLib</a></b>

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