RDEV

NAME
æ»è§ SYNOPSIS
æè¿° DESCRIPTION
é项 OPTIONS
BUGS
åå² HISTORY
ä½è AUTHORS
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ãä¸å½linux论åmanæå页翻è¯è®¡åã:
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NAME

rdev - æ¥è¯¢/设置åæ ¸æ åæ件ç根设å¤ï¼RAM ç£ç大å°æè§é¢æ¨¡å¼

æ»è§ SYNOPSIS

rdev [ -rvh ] [ -o offset ] [ image [ value [ offset ] ] ]
rdev [ -o offset ] [ image [ root_device [ offset ] ] ]
ramsize [ -o offset ] [ image [ size [ offset ] ] ]
vidmode [ -o offset ] [ image [ mode [ offset ] ] ]
rootflags [ -o offset ] [ image [ flags [ offset ] ] ]

æè¿° DESCRIPTION

ä¸å¸¦ä»»ä½åæ°ç rdev å½ä»¤å°è¾åºå½åæ ¹æ件系ç»ç /etc/mtab æ件è¡ãä¸å¸¦ä»»ä½åæ°ç ramsize, vidmode, å rootflags å°æ¾ç¤ºå¸®å©ä¿¡æ¯ã

å¨ä¸ä¸ª i386 ä¸ç linux å¯å¼å¯¼åæ ¸æ åæ件ä¸ï¼æå å¯¹å- èç¨æ¥æå®æ ¹è®¾å¤ï¼è§é¢æ¨¡å¼å RAM ç£çç大å°ãè¿äºå- è对ï¼å¨é»è®¤æåµä¸èµ·å§å¨åæ ¸æ åçå移é504 (åè¿å¶) å¤ã

498 Root flags (æ ¹æ å¿)
(500 å 502 ä¿ç)
504 RAM Disk Size RAM (ç£ç大å°)
506 VGA Mode (VGA 模å¼)
508 Root Device (根设å¤)
(510 Boot Signature (å¯å¨æ è®°))

rdev å¯ä»¥æ¹åè¿äºå¼ã

å¸åç image åæ°çå¼æ¯ä¸ä¸ªå¯å¯å¨ç linux åæ ¸æ åï¼å¯è½æ¯

/vmlinux
/vmunix
/boot/bzImage-2.4.0
/dev/fd0
/dev/fd1

å½ä½¿ç¨ rdev å½ä»¤æ¶ï¼ root_device åæ°æ¯ç±»ä¼¼å¦ä¸æ示çå¼ï¼

/dev/hda1
/dev/hdf13
/dev/sda2
/dev/sdc4
/dev/ida/c0d0p1

ä¹å¯ä»¥éè¿ä½¿ç¨ä¸ä¸ªéå· (comma) åéçåè¿å¶æ´æ°å¯¹ major,minor æ¥æå®è¿ä¸ªè®¾å¤ã

å¯¹äº ramsize å½ä»¤ï¼ size åæ°æå®äº RAM ç£çç大å°ï¼ä»¥ååè为åä½ã

å¯¹äº rootflags å½ä»¤ï¼ flags åæ°åå«å¨æè½½ root æ件系ç»æ¶é¢å¤çä¿¡æ¯ãå½åè¿äºæ å¿çå¯ä¸ä½ç¨æ¯å½ flags éé¶æ¶ï¼å¼ºå¶å核以åªè¯»æ¨¡å¼æ¥æè½½ root æ件系ç»ã

å¯¹äº vidmode å½ä»¤ï¼ mode åæ°æå®äºè§é¢æ¨¡å¼ã

-3 = Prompt (æ示)
-2 = Extended VGA (æ©å±çVGA)
-1 = Normal VGA (æ®éVGA)
0 = as if "0" was pressed at the prompt (å设å¨æ示æ¶æä¸äº"0")
1 = as if "1" was pressed at the prompt
2 = as if "2" was pressed at the prompt
n = as if "n" was pressed at the prompt

å¦æ没ææå® value ï¼å°æ£æµ image æ¥å¾å°å½åç设置ã

é项 OPTIONS

	-r		ä½¿å¾ rdev ä½ä¸º ramsize è¿è¡ã
	-R		ä½¿å¾ rdev ä½ä¸º rootflags è¿è¡ã
	-v		ä½¿å¾ rdev ä½ä¸º vidmode è¿è¡ã
	-h		æä¾å¸®å©ã

BUGS

rdev å·¥å·ï¼å¦æä¸æ¯ç¨åæ¥æ¾å½å根设å¤çå称ï¼é£ä¹å°±æ¯ä¸ç§å¤èç破解 (hack) ï¼ä¾é å¯¹åæ ¸çä¸ä¸ªç¹å® (magic) ä½ç§»ä»¥ç¹æ® (magic) æ°å- è¿è¡ä¿®æ¹æ¥å·¥ä½ãå®å¨ i386 ä¹å¤çä½ç³»ä¸- ä¸è½å·¥ä½ãä¸é¼å±ä½¿ç¨å®ã使ç¨ä¸ä¸ªå¯å¨ç®¡çå¨ï¼ä¾å¦ SysLinux , LILO æè grub æ¥æ¿ä»£å®ã

åå² HISTORY

å移 502 ä»åæ¯äº¤æ¢è®¾å¤ç设å¤å· (å¨ linux 0.12 ä¸)ï¼è¿è¡ "rdev -s" æè "swapdev" å°è®¾ç½®å®ãä½æ¯ï¼ä» linux 0.95 èµ·ï¼è¿ä¸ªå¸¸éä¸å使ç¨ï¼äº¤æ¢è®¾å¤æ¯ä»¥ swapon() ç³»ç»è°ç¨æ¥æå®çã

ä½è AUTHORS

åä½èæ¯ Werner Almesberger (almesber@nessie.cs.id.ethz.ch)ï¼
Peter MacDonald (pmacdona@sanjuan.UVic.CA) è¿è¡äºä¿®æ¹ï¼
Stephen Tweedie (sct@dcs.ed.ac.uk) å å¥äº rootflags æ¯æã

[ä¸æçç»´æ¤äºº]

æç½é¨ <solomen@email.com.cn>

[ä¸æçææ°æ´æ°]

Nov 21 2000

ãä¸å½linux论åmanæå页翻è¯è®¡åã:

http://cmpp.linuxforum.net

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æ¬é¡µé¢ä¸æçç±ä¸æ man æå页计åæä¾ã
ä¸æ man æå页计åï¼https://github.com/man-pages-zh/manpages-zh

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