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boot0cfg — ?֡??ȥޥ͡??????Υ??󥹥ȡ??????????桼?ƥ????ƥ?

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boot0cfg [-Bv] [-b boot0] [-d drive] [-f file] [-m mask] [-o options] [-s slice] [-t ticks] disk

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FreeBSD ?? ‘boot0’ ?֡??ȥޥ͡??????ϡ? i386 ?ޥ??? (PC) ???ɤΥǥ??????ΤɤΥ??饤?????鵯ư???뤫???? ?????Ԥ??????Ǥ????褦?ˤ??ޤ???

?????ǡ? “???饤??” ?ȸ??ڤ??Ƥ??????Τϡ? BSD ?ʳ??? PC ??Ϣʸ???ˤ????Ƥϰ???Ū?? “?ѡ??ƥ???????” ?ȸƤФ??뤳?Ȥ????դ??Ƥ????????? ŵ??Ū?ˤϡ????ࡼ?Х֥??ǥ??????ʳ??Τߡ????饤?????????ޤ???

???ץ??????Ȥ??ơ? boot0cfg ?桼?ƥ????ƥ??? ‘boot0’ ?֡??ȥޥ͡??????????ꤷ?? disk ?إ??󥹥ȡ??뤷?ޤ?; ?????ơ??͡?????????ǽ?ʥѥ??᡼???????????????ޤ???

PC ?Ǥϡ??֡??ȥޥ͡???????ŵ??Ū?˥ǥ??????Υ????? 0 ?ˤ??ꡢ ?ޥ????֡??ȥ쥳???? (Master Boot Record; MBR) ?Ȥ????Τ????Ƥ??ޤ??? MBR ?ϡ??????? (PC BIOS ???????????Ϥ????ޤ?) ?? ?ǡ??? (???????줿???饤???˴ؤ????Ȥ߹??ߤ?ɽ) ?Ρ?ξ?????ޤߤޤ???

???ץ??????ϼ????̤??Ǥ?:

-B

‘boot0’ ?֡??ȥޥ͡??????򥤥󥹥ȡ??뤷?ޤ??? ???Υ??ץ??????ϡ?MBR ?????ɤ??򴹤??ޤ????? ?Ȥ߹??ߺѤΥ??饤??ɽ?ˤϱƶ????ޤ?????

-b boot0

?ɤ? ‘boot0’ ???᡼???????Ѥ??뤫?????ꤷ?ޤ??? ?ǥե????Ȥϥӥǥ??????ɤ????Ϥ????Ѥ??? /boot/boot0 ?Ǥ????????뤤?ϡ?COM1 ?ݡ??Ȥ˽??Ϥ??? /boot/boot0sio ???Ȥ????Ȥ??Ǥ??ޤ? (???ǥॷ???ʥ??? DSR ?? CTS ??ư??ʤ??????ϡ? COM1 ?ݡ??Ȥˤϲ??????Ϥ????ʤ????Ȥ????դ??Ʋ?????)??

-d drive

???ꤷ?? disk ???ޤ??ɥ饤?֤򻲾Ȥ??뤿???? PC BIOS ?????Ѥ??롢?ɥ饤???ֹ??????ꤷ?ޤ??? ŵ??Ū?ˤϡ??ǽ??Υϡ??ɥɥ饤?֤? 0x80 ?Ǥ??ꡢ 2 ???ܤΥϡ??ɥɥ饤?֤? 0x81 ?ʤɤȤʤ??ޤ?; 0 ???? 0xff ?ޤǤδ֤?Ǥ?դ????????????դ???ǽ?Ǥ???

-f file

???????ä? MBR ?ΥХå????åץ??ԡ??? file ?˽񤭹????٤??Ǥ??뤳?Ȥ????ꤷ?ޤ??? ???Υե??????ϡ?¸?ߤ??ʤ??????ˤϺ??????졢 ¸?ߤ????????ˤ??ִ??????ޤ???

-m mask

???饤????ͭ??/̵???????ꤷ?ޤ??? mask ?? 0 (?????饤????̵??) ???? 0xf (4 ???????Υ??饤????ͭ??) ?δ֤??????Ǥ???

-o options

?????ޤǶ??ڤ??줿ʸ?????Ǥ??ꡢ???Υ??ץ?????????????ǽ?Ǥ? (ɬ?פ˱????? “no” ???????դ??뤳?Ȥ???ǽ?Ǥ?):

packet

?ǥ???????Ϣ BIOS ?????ӥ??˥????????????Ȥ??ˡ? ????Ū?? (CHS) ???󥿥ե??????ǤϤʤ??? ?ǥ??????ѥ??å? (BIOS INT 0x13 ??ĥ) ???󥿥ե???????ɬ?פ˱????ƻ??Ѥ??ޤ??? ?????ˤ??ꡢ1023 ????????Ķ?????֡??Ȳ?ǽ?Ȥʤ??ޤ????? ??????BIOS ???ݡ??Ȥ?ɬ?פǤ??? ?ǥե????Ȥ? ‘nopacket’ ?Ǥ???

setdrv

?ǥ????????ޤ??ɥ饤?֤λ??Ȥˡ?-d ???ץ??????ˤ??? ??????ǽ?ʥɥ饤???ֹ??????Ѥ??뤳?Ȥ????????ޤ??? ?ǥե????Ȥ? ‘nosetdrv’ ?Ǥ???

update

?֡??ȥޥ͡????㤬 MBR ?򹹿????뤳?Ȥ????Ĥ??ޤ???(???饤???? ‘??ư’ ???֤Ȥ??뤿???䡢???饤????????????????¸???뤿???ˡ?MBR ???????????ޤ???) ???줬?ǥե????ȤǤ?; ‘noupdate’ ???ץ??????????ꤹ???ȡ?MBR ???ɤ߹??????Ѥǰ??????ޤ???

-s slice

?ǥե????ȤΥ֡????????? slice ?????ꤷ?ޤ??? 1 ???? 4 ?ޤǤ??ͤϡ????饤???򼨤??ޤ??? ?? 5 ?ϡ?2 ???ܤΥǥ??????????Υ֡??Ȥ򼨤??ޤ???

-t ticks

?????ॢ?????ͤ? ticks ?????ꤷ?ޤ? (1 ?ä??????? tick ?????? 18.2 ?ĤǤ?)??

-v

??Ĺ: ???????줿???饤???˴ؤ????????ʤɤ?ɽ?????ޤ???

??Ϣ?ե?????

/boot/boot0

?ǥե????Ȥ? ‘boot0’ ???᡼??

/boot/boot0sio

???ꥢ?륳?󥽡????ѤΥ??᡼?? (COM1,9600,8,N,1,MODEM)

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?????֡??Ȼ??˥??饤?? 2 ?????֡??Ȥ??ޤ?:

???˥塼?ǡ????饤?? 1 ?? 2 ??????ͭ???ˤ??ޤ?:

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The boot0cfg utility exits 0 on success, and >0 if an error occurs.

??Ϣ????

boot(8), fdisk(8)

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Robert Nordier ⟨rnordier@FreeBSD.org⟩

?Х?

‘packet’ ???ץ??????????Ѥ????ȡ? ‘boot0’ ?????Ԥ??뤳?Ȥ??????ޤ??? ?????? BIOS ???ݡ??Ȥ??????˰?¸???Ƥ??ޤ???

???ä? -d ???ڥ????ɤȤȤ??? ‘setdrv’ ???ץ??????????Ѥ????ȡ?MBR ?????ä??ǥ??????ؽ񤭹??ळ?Ȥˤʤ??ޤ??? ???դ??Ƥ??????? !