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| PT(4) | FreeBSD Kernel Interfaces Manual | PT(4) |
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pt — SCSI
?ץ????å????ɥ饤??
????
device pt0 at scbus?
????
pt ?ɥ饤?Ф? SCSI
?ץ????å????ǥХ????ݡ??Ȥ??ޤ???
???Τ褦?ʵ????ϡ????????ʤʤɤΥǥХ????Ǥ??ꡢ
?ǡ??????ȥ???˵?????ͭ??̿???????????ळ?Ȥˤ??ꡢ
SCSI
??³???̿????ե??????Ȥ??ƻ??Ѥ??ޤ???
SCSI ?ɥ饤?Ф????Ѥ??????ˡ??? SCSI ?????ץ????ƥ????Ф??????ꤹ?? ɬ?פ??????ޤ???
???ΥǥХ?????
read(2),
write(2)
?????ӡ?????Ū?? SCSI
ioctl(2)
?????ƥॳ?????Τߤ????Ѳ?ǽ?Ǥ???
‘at scbus?’
?Ȥ??????Ҥ??????ƥ??????????뤿?????????ե?????????ɬ?פȤʤ??ޤ???
?????ϡ??ǥХ????? SCSI
?ǥХ????Ǥ??뤳?Ȥ??ƥ??????Τ???
Ŭ?ڤʥơ??֥????????????Τ?ɬ?פȤʤ??ޤ???
?????ե????????? ‘pt0’
?ˤ? ‘0’
?????ꤹ??ɬ?פ??????ޤ??? ??????
config(8)
?η??٤Ǥ???
IOCTL
pt ?ɥ饤?Ф??ȼ???
ioctl ?ϻ????ޤ???????Ū??
scsi(4)
???ޥ??ɤؤ????Ȥ???ư??ޤ???
???????˴ؤ??Ƥϡ?
sys/scsiio.h
?˵??Ҥ????Ƥ??ޤ???
scsi(4)
?????ƤΥǥХå??? ioctl ??
pt
?ǥХ????????Ѳ?ǽ?Ǥ???
??Ϣ?ե?????
- /dev/ptN
- N ???ܤγ????????ؤΥɥ饤??
??Ϣ????
????
pt ?ɥ饤?Ф?
FreeBSD 2.1 ???о줷?ޤ?????
| March 2, 1995 | FreeBSD |
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