gsc
—
?ϥ??ǥ??????????ѥǥХ????ɥ饤??
#include <machine/gsc.h>
?ޥ????ֹ??ӥå?:
uu d g p ...
- uu
- ???˥å? gsc0 .. gsc3
- d
- ?ǥХå?
???å??????ε?Ͽ??????
- g
- ?ӥåȥޥå? ?ޤ???
???졼?ޥå? ???Ϥ?????
- p
- raw ?ޤ??? portable pnm
???Ϥ?????
gsc
?????饯???ǥХ????ɥ饤?Фϡ????ΤȤ???
Genius GS-4500 ?ϥ??ǥ?????????
?ΤߤäƤ??ޤ??????Υɥ饤?Фϥϡ??ɥ???????
irq ?????Ѥ???
ư????ǽ?Ǥ??äƤ⡢?????? dma
?????????????Ԥʤ??ޤ???
???ˤϳ??????߶?ư???ΥǥХ????ɥ饤?Ф??Τ˽?ʬ??
?ɥ????????Ȥ??и??⤢???ޤ?????
?ǥХ????ϡ????? 4
?Ĥΰۤʤä? ??????
??ư????ǽ?Ǥ?: 100, 200, 300,
400dpi???ǥХ????ϺǾ??̤ΥӥåȤ????ˤ??륷???ץ??ʥӥåȥޥåפ?
???????ޤ????ɥ饤?Ф? Jef Poskanzer
?ˤ??롢
?褯?Τ????Ƥ???Ŭ?٤˥????ץ??ʥݡ????֥??ӥåȥޥåץե?????????
pbm(5)
?ǽ??Ϥ??뤳?Ȥ??Ǥ??ޤ???
???????äƥ????????η??̤Ϥ????դˤ????ɤΤ褦?ʥ????ե??å??ѥå?????
(??????̾???????ʤ?
xpaint(1),
xv(1),
xli(1)
?ʤ?)
?Ǵ?ñ?˽??????뤳?Ȥ??Ǥ??ޤ???
raw
?⡼?ɤǤϡ????????ʤ????ξ??ι??????Ф??뤿?ᡢ
???åȤ??줿?ӥåȤϹ????ԥ?????????̣???ޤ???
?դˡ?pnm
?ե????ޥåȤϥӥǥ????̤??Żҥӡ????θ??٤Ҥ??뤿?ᡢ
pbm
?⡼?ɤˤ????Ƥϡ????åȤ??줿?ӥåȤ??ԥ?????????̣???ޤ???
???Ϥ??줿?ӥåȥޥåפ?
??
??Ϳ?????줿???????ͤˤ??äƸ??ꤵ???ޤ??????????ʤ???
pnm
?⡼?ɤǤϡ??ɥ饤?ФϤ???
'?ե??????ν?????'
?????Ф??줿?????ΤäƤ???
?Ϥ??ʤΤǡ??ӥåȥޥåפ?
?⤵ ?ϼ?ư?????ꤵ???ޤ???
???ε?ǽ?ˤ??ꡢ
cat
???Ѥ??ƥ??????ʽ??Ϥ? pbm
?ե???????ľ?ܥ??ԡ????뤳?Ȥ??Ǥ??ޤ???
???????? ?ɥ饤?Ф? raw
?⡼?ɤǻ??Ѥ?
dd(1)
???Ѥ??ƻ??????̤????뤳?ȤϤǤ??ޤ???
???졼?ޥå?
???ϥ⡼?ɤϤޤ??ɥ饤?Ф˼????????Ƥ??ޤ?????
?????ץ??????ब???κ??Ȥ????ꤦ?ޤ??Ǥ??뤫?ɤ????ϲ??????Ǥ?????
???η??̥????ͥ????礭???????뤫?ɤ????ϵ????˻פäƤ??ޤ???
???????Ȥ??????Ǥ??ä??Ȥ??Ƥ⡢????Ĵ?ӥåȥޥåפ??饰?졼?ޥåפ?
?????????ġ??????????Τ??ޤ?????
gsc
?????????? ioctl
?ꥯ?????Ȥϰʲ????????Ƥ??ޤ???
sgsc(1)
?ȸƤФ????桼?ƥ????ƥ????Ȥ??ȡ??????뤫?餳??????
?ꥯ?????Ȥ˥????????Ǥ??ޤ???
- GSC_SRES int
- ??????
???ͤ????ꤷ?ޤ????ǥХ????ؤκǽ????ɤ߹??ߥ????????θ??ˡ?
???θƤӽФ????Ԥʤä??????ϡ??ǥХ????????????ƺƤӥ????ץʤ??¤?
???̤??????ޤ?????
- GSC_GRES int
- ???ߤβ????٤? 1
?????????????Υɥåȿ? (dpi)
?Ǽ??????ޤ???
- GSC_SRESSSW void
- ?????٤??ͤ쥯???????å??????ꤷ?ޤ????ɥ饤?Фϥ????ץ??Ƥ??뤬
?????????Ƥ??ʤ????֤Ǥ???ɬ?פ??????ޤ????????Ǥʤ??????ϥꥯ?????Ȥ?
???Ԥ???
errno(2)
?ˤ? EBUSY ???????ޤ???
- GSC_SWIDTH int
- ?ӥåȥޥåפ? ??
?????ꤷ?ޤ????ɤΤ褦????????ǽ?ʲ????٤??ޤ????????Ĥ??????б??????Τǡ?
?ºݤϤ??Υꥯ?????Ȥϲ????٤????ꤹ?????????μ??ʤȤʤ??ޤ???
??????ǽ???ͤϲ???ɽ???????Ƥ??ޤ???
- ??????
- ??
- 100 dpi
- 424 ?ԥ?????
- 200 dpi
- 840 ?ԥ?????
- 300 dpi
- 1264 ?ԥ?????
- 400 dpi
- 1648 ?ԥ?????
- ?
- 1696 ?ԥ?????
- ?
- 2544 ?ԥ?????
- ?
- 3648 ?ԥ?????
????ɽ?˽??Ƥ??ʤ??ͤ?
ioctl ?ƤӽФ??˼??Ԥ???
errno(2)
?ˤ? EINVAL
???????ޤ???
?????Ȥ??ꡢ1696
???????礭???????ͤ??????ޤ??????????????Τ??Ȥ?
???????ʤ?????????Ĺ???饤?????????Ǥ????ꡢ
???äȹ⤤?????٤ǥ????????Ǥ????ꤹ?뤳?Ȥ???̣?????櫓?ǤϤ????ޤ?????
?ºݡ??????٤ϥϡ??ɥ??????????å??Τߤˤ??ä??????ޤ???
?ºݤβ????٤??????????Ƥ????ʾ???Ĺ???Υ饤???ǡ?ɸ???Υ饤????Ĺ?????ۤ???
????ʬ???????????Ƥ??ޤ???
(?̾??????ˤʤ??ޤ?)??
- GSC_GWIDTH int
- ???ߤΥӥåȥޥåפ??????ԥ????????Ǽ??????ޤ???
- GSC_SHEIGHT int
- pnm
?⡼?ɤǤΥӥåȥޥåפ?
?⤵ ?????ꤷ?ޤ???
?ºݤˤϤ??Υꥯ?????ȤϺǽ????ɤ߹????????θ塢?????????Ǥ????饤?????ι??פ?
???¤??ޤ????????ͤ?ã?????????ɤ߹??ߤ?
0 ???֤??ޤ???
????????(?ƤӽФ??ץ??????ν?λ???ˡ?????Ū???뤤?ϰ???Ū??)
?ǥХ????????????????줿???ˤΤߡ??Ÿ??????Ǥ????ޤ???
- GSC_GHEIGHT int
- ???ߤΥӥåȥޥåפι⤵?????????ޤ???
- GSC_SBLEN int
- DMA
ž?????????ǻ??Ѥ????Хåե???Ĺ???????ꤷ?ޤ???
?Хåե???Ĺ???ϥӥåȥޥåפΥ饤??????Ϳ???????ޤ???
?Хåե??Υ??????? (????) 0x3000
?Х??Ȥ????¤????Ƥ????Τǡ?
?????????饤???κ??????ϳƥ饤???????ˤ??ä??Ѳ????ޤ???
???ξ??¤ϡ????ߤ??ͤ?????
errno(2)
?ѿ??? ENOMEM
???????Ƥ??ޤ????˥????å??????ޤ???
?????????Хåե??饤???????????????ӥåȥޥåפ??????ѹ????뤳?Ȥ?
?Ǥ????Τǡ??Хåե??饤???????礭?????뤳?Ȥ??狼?ä??????ɤ߹??ߥꥯ?????Ȥ?
ENOMEM
?Ǽ??Ԥ??뤫?⤷???ޤ?????Ū?ˤϤ????ɤ????Ϥ????뤿???ˤϡ?
??????????Ĺ???Хåե????????????????Ǥ???
- GSC_GBLEN int
- ???ߤΥХåե???Ĺ?????饤?????Ǽ??????ޤ???
- GSC_SBTIME int
- 1
?ĤΥХåե????ɤ߹??߽??????ޤǤΥ????ॢ???Ȼ??֤????ꤷ?ޤ???
?ϥ??ǥ????????ʤϥե??åȥ??????ʤ????⡢?ʹ?
/ ?????ԥ塼??
???ե??????Υ????ॢ???Ȼ??֤?Ĺ???Τǡ??ǥե????ȤǤ?
15 ?ä?
?ʤäƤ??ޤ????????ॢ???Ȼ??ָ??ϡ??ɤ߹?????????
EBUSY ?Ǽ??Ԥ??ޤ???
?????ॢ???ȥ????ޤϤ??줾???ΥХåե????ɤ߹??ޤ????٤?
?????˳??Ϥ??????Τǡ?Ĺ???????????????????Ǥ????褦?ˤʤ?
?櫓?ǤϤʤ????Ȥ????դ??Ƥ?????????BLEN/BTIME
?? termios(4) ?? MIN/TIME ?Ȼ??Ƥ??ޤ???
- GSC_GBTIME int
- ???ߤΥХåե??Υ????ॢ???Ȼ??֤????????ޤ???
?ѥ???????ѹ????? GSC_SBTIME
?ʳ??Τ??٤Ƥ? ioctl ?ꥯ?????Ȥϡ?
???߿ʹ????Υ????????ץ??????ˤϱƶ????ޤ????ʤ????ǽ????ɤ߹???
?ꥯ?????Ȼ??????꤬?ǥХ????Υ????ץ?????³???ޤ????ƶ????ڤܤ??ˤ?
?ǥХ????????????ƥ????ץ???ľ??ɬ?פ??????ޤ??????????äơ?
?????ϥǥХ????????????뤫?????ץ??ޤǥꥻ?åȤ????ޤ?????
Ʊ?ͤˡ??????ͤ??ɤ??ꥯ?????Ȥϸ??߿ʹ????Υ????????ץ???????
?Ȥ????Ƥ????ͤ????𤷤ޤ??????????ץ???????ɬ?פȤ????ͤ?
???ϻ?????¸?????Ƥ????Τǡ?ioctl
?ꥯ?????ȤǤϥ????????Ǥ??ޤ?????
?????? BTIME
?ͤϸ??߿ʹ????Υ????????ˤ?????ȿ?Ǥ????ޤ???
???????äƥ????ॢ???Ȼ??֤ϡ??㤨?Х桼?????????????Ϥ????ޤǤ?
Ĺ?????֤????ꤹ?뤳?Ȥ??Ǥ??ޤ???
?ޤ??桼???????ߤ????? (?ۤ?)
??????ȿ???Ǥ????褦??û?????֤?
???ꤹ?뤳?Ȥ??Ǥ??ޤ???
?桼???????Ƥ뤳?Ȥʤ????ĤΥХåե??????????????????λ??֤ϡ??????Ǥ??Ĥ?
ɬ?פ????뤳?Ȥ????դ??Ƥ?????????
pbm ?? raw
?Υ⡼???????ϡ?ioctl
?ꥯ?????ȤǤϤʤ????ޥ????ֹ??ˤ??äƹԤʤ?????
???Ȥ????դ??Ƥ????????? raw
?⡼?ɤǤϡ????줿?ӥåȥޥåפι⤵?Ϥʤ??θ??̤??????ޤ?????
- /dev/gsc0
- raw
???ϤΤ????ΥǥХ????Ρ??ɤǡ??ޥ????ֹ???
0 ?Ǥ???
- /dev/gsc0d
- raw
???ϤΤ????ΥǥХ????Ρ??ɤǡ?
?????ѥ??????? GSCDEBUG
???ץ??????????ꤵ???Ƥ????顢
?ǥХå?
???å??????????Ϥ??ޤ????ޥ????ֹ??? 32
?Ǥ???
- /dev/gsc0p
- pbm
?ե??????ե????ޥåȽ??ϤΤ????ΥǥХ????Ρ??ɤǡ??ޥ????ֹ???
8 ?Ǥ???
- /dev/gsc0pd
- pbm ?? debug
?⡼?ɤΤ????ΥǥХ????Ρ??ɤǡ??ޥ????ֹ???
40 ?Ǥ???
dd if=/dev/gsc0 of=rawfile bs=(width/8) count=(height)
cat /dev/gsc0p > pbmfile
- GSCDEBUG
- ?????ͥ??????Ǥ???̾?Τ? `option'
?Ȥ????????????ȡ?
?ǥХå??ӥå? (???ʤ??? 7
?ӥå????Υӥå? 5)
?????åȤ??줿?ޥ????ֹ?
?ǥɥ饤?Ф˥????????????????ǥХå????Ϥ????뤳?Ȥ??Ǥ??ޤ???
cat(1),
dd(1),
pbmtopgm(1),
pnm(1),
sgsc(1),
close(2),
intro(2),
ioctl(2),
open(2),
read(2),
termios(4),
pbm(5)
Gunther Schadow
⟨gusw@fub46.zedat.fu-berlin.de⟩
???Ȥ????????ʥǥХ????ˡ?4
?Ĥβ????٤Τ??? 1
?Ĥ??????Ǥ????褦??
?ʤäƤ??뾮???ʥ????å??????ä??Ȥ??Ƥ⡢???ˤϤޤ????ξ??֤??Τ???ˡ??
?狼?äƤ??ޤ?????
???????꤬???褵???ʤ??¤ꡢ?ϡ??ɥ????????????????٤Ȱ??פ????ݾ?
?Τʤ? ioctl(2)
???Ϥ????ͤ˥ɥ饤?Фϰ?¸???ޤ???