¸®´ª½º ¾Æ½Ã´Â ºÐ...DMA °ü·Ã

¼­¿øÅà  
   Á¶È¸ 4963   Ãßõ 13    

Á¦°¡ ¸®´ª½º¿¡ ´ëÇÑ Áö½ÄÀÌ ¾ø¾î¼­ ¹®ÀÇ µå¸³´Ï´Ù..

( <<----- )Ç¥½ÃµÈ ºÎºÐÀÇ DMA ±â´ÉÀ» »ç¿ëÇÏ°í ½ÍÀ¸³ª, Çϵå¿þ¾î Áö¿ø ¶Ç´Â ¼ÒÇÁÆ®¿þ¾î ¿É¼Ç ¼³Á¤°ª ¹®Á¦ÀÎÁö ¾Ë ¼ö ¾ø½À´Ï´Ù...


Ȥ½Ã ¾Æ·¡ ¸®´ª½º ¿î¿µ È­¸éÀ» º¸°í Á¶¾ðÀ» ÇØ ÁÖ½Ã¸é °¨»çµå¸®°Ú½À´Ï´Ù....


=====================================================================================
etc/rc.d/init.d # lsmod
Module                  Size  Used by    Not tainted
nsawdt                  3220   0  (unused)
panel                  20158   0  (unused)
sk98lin               204708   1
/etc/rc.d/init.d # hdparm -c1 /dev/hda

/dev/hda:
 setting 32-bit IO_support flag to 1
 IO_support   =  1 (32-bit)
/etc/rc.d/init.d # hdparm -d1 /dev/hda

/dev/hda:
 setting using_dma to 1 (on)
 HDIO_SET_DMA failed: Operation not permitted
 using_dma    =  0 (off) <<---------------------------------À̺κÐÀ» 1(on)À¸·Î º¯°æÇÏ°í ½ÃÆÛ¿ä....
/etc/rc.d/init.d # hdparm -it /dev/hda

/dev/hda:

 Model=ST380011A, FwRev=8.01, SerialNo=4JV0VX4L
 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>.5% }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
 BuffType=unknown, BuffSize=2048kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488
 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio1 pio2 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
 AdvancedPM=no WriteCache=enabled
 Drive conforms to: ATA/ATAPI-6 T13 1410D revision 2:  1 2 3 4 5 6

 Timing buffered disk reads:  64 MB in 14.77 seconds =  4.33 MB/sec


ªÀº±Û Àϼö·Ï ½ÅÁßÇÏ°Ô.


QnA
Á¦¸ñPage 2948/5688
2014-05   5003721   Á¤ÀºÁØ1
2015-12   1539523   ¹é¸Þ°¡
2017-11   4964   ÆíÇѼ¼»ó
2011-12   4964   À嵿°Ç2014
2020-07   4964   µå¸®µ¥ÀÌ
2006-02   4964   °­¿µ½Ä
2006-09   4964   ±è°æ¶ô
2012-10   4964   ¹«¾Æ
2013-03   4964   ÀÌ´ëÈñ
2006-01   4964   ¼­¿øÅÃ
2016-02   4964   ³ë¾Æ
2007-06   4964   ÃÖâÇö
2008-04   4964   ÃÖÀ±±Ô
2006-09   4964   ÀÌÇö±Ô
2018-08   4964   µÎ¹ß·Î
2007-05   4964   ½Åµ¿À±
2015-01   4964   2CPUÃÖÁÖÈñ
2006-08   4964   ¿À»óÈÆ
2006-09   4964   Á¤¸íÇö
2006-10   4964   ÃÖ°æ¹Î
2007-10   4964   Áøº´ÀÏ
2021-03   4964   À±ÇϹÀÀ