Hi Douglas Thanks! I am using MIPs CPU on embedded system, after cross-compliled sg3_utils package, I will try to use sg_senddiag to send ses command. > I'm not sure what you expect from the ses driver > in the kernel. If it likes an SES device (and it > doesn't like some of them) then you will get a > small, but useful, set of "knobs" to twiddle and > read in sysfs. As far as I can see the ses driver does > not create any device nodes (as found in /dev). This > means there is no way to extend it by using the SG_IO > ioctl to send SCSI commands to the enclosure via > the ses driver. And there is no need since the sg and > bsg drivers already give you that capability. > > Your question is vague, if by "send SES commands" you > are referring to SCSI commands then again my advice is > to look at what sg_senddiag and sg_ses do. If that is not > what you want then write something yourself using the > SG_IO ioctl on a bsg or sg device node. > > Doug Gilbert > > > On 13-12-02 02:12 AM, Newtech Tan wrote: > > Hi Douglas > > > > Thanks for your kind reply. > > > > sg_senddiag is the sg_ses utility. But i want to use SES driver(linux/driver/scsi/ses.c), do you have any advice? > > > > > >> On 13-11-29 05:07 AM, Newtech Tan wrote: > >>> Hi friends > >>> > >>> I subscribed the mailing list just now. Would you please to give me help? > >>> > >>> Who can tell me how to use SES driver(linux/driver/scsi/ses.c) to send SES command(SEND DIAGNOSTIC, RECEIVE DIAGNOSTIC RESULTS) in my linux program? > >>> (I don't want to use sg_ses.) > >> > >> Then look at the source for sg_senddiag (sg_senddiag.c). > >> Your SES device is either /dev/sg2 or /dev/bsg/4:0:0:0 > >> > >>> The following is my system info. /dev/sg2 is my SES device. > >>> > >>> [root@tan-sl dev]# lsscsi -g > >>> [0:0:0:0] cd/dvd HL-DT-ST DVD+-RW GSA-H53N B104 /dev/sr0 /dev/sg0 > >>> [3:0:0:0] disk ATA TOSHIBA MK8061GS ME0A /dev/sda /dev/sg1 > >>> [4:0:0:0] enclosu LSI SAS616x 0502 - /dev/sg2 > >>> > >>> [root@tan-sl enclosure]# pwd > >>> /sys/class/enclosure > >>> [root@tan-sl enclosure]# ls -l > >>> total 0 > >>> lrwxrwxrwx 1 root root 0 Nov 29 14:51 4:0:0:0 -> ../../devices/pci0000:00/0000:00:1c.0/0000:02:00.0/host4/port-4:0/expan > >>> der-4:0/port-4:0:0/end_device-4:0:0/target4:0:0/4:0:0:0/enclosure/4:0:0:0 > >>> > >>> in linux, I can't find ses device. Under /sys/class/enclosure, folder 4:0:0:0 existed. > >>> > >>> I will apprectiate for your help. お疲れ様です。譚です。 以上、よろしくお願いいたします。 -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
