[prev in list] [next in list] [prev in thread] [next in thread] 

List:       opensolaris-driver-discuss
Subject:    Re: [driver-discuss] scsi pass thru
From:       minskey guo <Minskey.Guo () Sun ! COM>
Date:       2008-05-22 3:04:01
Message-ID: 4834E2A1.30303 () sun ! com
[Download RAW message or body]

uddaraju varma 写道:
> Hi Everybody,
>
> 1) Im trying to implement scsi pass thru within my driver using USCSI.
> 2) How do we get the file descriptor for the target from within the 
> driver using USCSI?
>
> In LINUX we are sending scsi_dev structure to 
> scsi_execute_req(pdevice->pScsi_dev, cdb, DMA_FROM_DEVICE,kbuf, 
> buf_size,&sshdr , 8*Hz,3).
If you just want to send some scsi commands to your scsi device, instead of
developing a scsi passthru driver, you can use LDI interface to open 
sd/st/sgen,
refer to "write device driver" or manpage ldi_open_by_devid(9f).


-minskey


>
> Thanks,
> Varma.
> ------------------------------------------------------------------------
>
> _______________________________________________
> driver-discuss mailing list
> driver-discuss@opensolaris.org
> http://mail.opensolaris.org/mailman/listinfo/driver-discuss
>   

_______________________________________________
driver-discuss mailing list
driver-discuss@opensolaris.org
http://mail.opensolaris.org/mailman/listinfo/driver-discuss

[prev in list] [next in list] [prev in thread] [next in thread]