̾??

cx, if_cx —

Ʊ??/??Ʊ?? Cronyx-Sigma ?????ץ??ɥ饤??

????

device cx0 at isa? port 0x240 irq 15 drq 7 device cx1 at isa? port 0x260 irq 12 drq 6 pseudo-device sppp

i/o ?١??????ɥ쥹?ϡ??ܡ??ɾ??Υ??????Ѥ????ꤵ???ޤ??? DMA ?????ͥ??ȳ??????ߥꥯ???????ֹ??ϡ? ?????ץ??????????˥??եȥ??????????ꤵ???ޤ??? ?̾????ͤϰʲ????̤??Ǥ???

Port: 0x240, 0x260, 0x280, 0x300, 0x320, 0x380
IRQ: 3, 5, 7, 10, 11, 12, 15
DMA: 5, 6, 7

????

Cronyx-Sigma ?ɥ饤?Фϥ??ǥ? 100, 400, 500, 401, 404, 410, 440, 703, 801, 810, 840 ?򥵥ݡ??Ȥ??ޤ??? ???ǥ뤬?ۤʤ??ȡ??????ͥ??Υ??åȤ??ۤʤ??ޤ???

???ǥ?: ?????ͥ?
Cronyx-Sigma-100: 0
Cronyx-Sigma-400: 4, 5, 6, 7
Cronyx-Sigma-500: 0, 4, 5, 6, 7
Cronyx-Sigma-401: 0, 1, 2, 3
Cronyx-Sigma-404: 0, 1, 2, 3
Cronyx-Sigma-410: 0, 1, 2, 3
Cronyx-Sigma-440: 0, 1, 2, 3
Cronyx-Sigma-703: 0, 1, 2, 4, 5, 6, 7
Cronyx-Sigma-801: 0, 1, 2, 3, 4, 5, 6, 7
Cronyx-Sigma-810: 0, 1, 2, 3, 4, 5, 6, 7
Cronyx-Sigma-840: 0, 1, 2, 3, 4, 5, 6, 7

?դ??ĤΥ????ץ??ϡ??ܡ??ɴ???³?Ѥ?û?????ѥ????֥?????³???뤳?Ȥ??Ǥ??ޤ??? ?դ??Ĥ???³???줿?????ץ??ϡ?Ʊ?? IRQ ?? DMA ?????ͥ??????Ѥ??? ?ɥ饤?Ф??鸫???ФҤȤĤ? 16 ?????ͥ??ޥ????ץ쥯???Ȥ???ư??ޤ??? ??³???줿?ܡ??ɤ??????? ``?ޥ???'' ?ˡ??⤦?????? ``???졼??'' ?ˤʤ??ޤ???

???졼?֤ˤʤä??ܡ??ɤΥ????ͥ??ϡ? ?ɥ饤?Фˤ??ä? 8 ?????Ϥޤ??ֹ椬???????Ƥ????ޤ??? ???Ȥ??Х??ǥ? 100 ?? ???ǥ? 500 ????³?????ȡ? 0, 8, 12, 13, 14, 15 ?֤Υ????ͥ??ֹ椬???????Ƥ????ޤ???

RS-232C ???󥿥ե??????????ĥ????ͥ??ϡ? Ʊ???⡼?ɤ???Ʊ???⡼?ɤΤɤ????Ǥ?ư??뤳?Ȥ???ǽ (cxconfig ?桼?ƥ????ƥ??ˤ??äƥ??եȥ?????Ū?????򤷤ޤ?) ?Ǥ??ꡢ ???Τ??? ``???˥С??????????ͥ?'' ?ȸƤФ??ޤ???

Cronyx-Sigma ?????ץ??ѤΥǥХ??????ü??ե????? /dev/* ?ϡ? MAKEDEV(8) ?ˤ??äƺ??????ޤ??? ???Ȥ??С??ʲ??Τ褦?˺????ޤ?:

cd /dev
sh MAKEDEV cronyx ttyx0 ttyx1 ttyy0

??Ʊ???ɥ饤??

??Ʊ???????ͥ??ΥǥХ????ե??????ˤϼ??Τ褦??̾?????դ??????ޤ?: /dev/ttyx# - ?ϥ????ץ? cx0 ?ˡ? /dev/ttyy# - ?ϥ????ץ? cx1 ?ˡ? /dev/ttyz# - ?ϥ????ץ? cx2 ???դ??????ޤ??? ?????? # ?? 0-9-a-f ?Ρ?16 ?ʿ??ǤΥ????ͥ??ֹ??Ǥ???

?ɥ饤?Фϰʲ???ɸ?? ioctl ???????դ??ޤ? ( ioctl ?򻲾?):

TIOCSBRK

BREAK ?????????Ϥ??ޤ???

TIOCCBRK

BREAK ???????????ߤ??ޤ???

TIOCSDTR

DTR ?????򥻥åȤ??ޤ? (DTR := 1)?? DTR ?????Ϻǽ??? open(2) ??ɬ?????åȤ??졢 TIOCCDTR, TIOCSDTR, TIOCMSET, TIOCMBIS, TIOCMBIC ?? ioctl ?ˤ????ѹ???ǽ?Ǥ???

TIOCCDTR

DTR ?????򥯥ꥢ???ޤ? (DTR := 0)??

TIOCMSET

DTR ?????? RTS ?????ˡ????ꤷ???ͤ򥻥åȤ??ޤ? (<DTR:RTS> := data)?? DTR ?????? RTS ?????ϡ? ioctl ?????ƥॳ?????ΰ??????? TIOCM_DTR ?? TIOCM_RTS ?ΥӥåȤˤ?????????ǽ?Ǥ???

TIOCMBIS

DTR ?????? RTS ?????򥻥åȤ??ޤ? (<DTR:RTS> |= data)?? DTR ?????? RTS ?????ϡ? ioctl ?????ƥॳ?????ΰ??????? TIOCM_DTR ?? TIOCM_RTS ?ΥӥåȤˤ?????????ǽ?Ǥ???

TIOCMBIC

DTR ?????? RTS ?????򥯥ꥢ???ޤ? (<DTR:RTS> &= ~data)?? DTR ?????? RTS ?????ϡ? ioctl ?????ƥॳ?????ΰ??????? TIOCM_DTR ?? TIOCM_RTS ?ΥӥåȤˤ?????????ǽ?Ǥ???

TIOCMGET

?饤?????Υ??ǥ࿮???ξ??֤?Ƚ?ꤷ?ޤ??? ?ƤӽФ??Τ??ȡ??????Υǡ????ϲ????ΥӥåȤ??ݻ????Ƥ??ޤ?:

TIOCM_LE: ???˥??å? (?饤?󥤥͡??֥?????)
TIOCM_DSR: ?ǡ??????åȥ??ǥ????? (DSR) ??????
TIOCM_CTS: ??????ǽ???? (CTS) ??????
TIOCM_CD: ?ǡ????????ꥢ???п??? (CD) ??????
TIOCM_DTR: ?ǡ???ü?????ǥ? (DTR) ??????????
TIOCM_RTS: ?????׵? (RTS) ??????

Ʊ???ɥ饤??

Ʊ???????ͥ??ȥ??˥С??????????ͥ??ϡ? cxconfig(8) ?桼?ƥ????ƥ??ˤ??ä?Ʊ???⡼?ɤ????ꤹ???ȡ? ?ͥåȥ?????󥿥ե????? ``cx#'' (# ?? 0 ???? 47 ?ޤǤΥ????ͥ??ֹ?) ?Ȥ??ƥ?????????ǽ?Ǥ??? ???٤Ƥ?ɸ??Ū?ʥͥåȥ?????󥿥ե??????ѥ??᡼???ϡ? ifconfig(8) ?ˤ??ä???????ǽ?Ǥ??? ?ޤ? cxconfig(8) ???ޥ??ɤϡ???ĥ???줿?????ͥ륪?ץ????????ѹ??䡢 ???̥??٥??Υ??եȥ??????ץ??ȥ??? (PpP ?? Cisco HDLC ?ʤ?) ???????˻??Ѥ????ޤ???

???˥С??????????ͥ???Ʊ???⡼?ɤǤ???Ʊ???⡼?ɤǤ????Ѥ??뤳?Ȥ??Ǥ??ޤ??? ?ǥե????ȤǤ???Ʊ???⡼?ɤ????ꤵ???Ƥ??ꡢ?⡼?ɤ? cxconfig(8) ?桼?ƥ????ƥ??ˤ??ä??ѹ???ǽ?Ǥ??? ?????ͥ뤬?ӥ??????? (??Ʊ???????ͥ뤬?????ץ????֤ξ????䡢 ?ͥåȥ?????󥿥ե???????ư???? (up) ?ξ???) ?δ֡??⡼?ɤϥ֥??å??????ޤ???

Ʊ???ݥ????ȥġ??ݥ????ȥץ??ȥ???

Cronyx-Sigma ?ɥ饤?Фϡ??Ȥ߹??ߤ?Ʊ???ݥ????ȥġ??ݥ????ȥץ??ȥ??? (sppp) ?????Ѥ??ޤ??? ?ܥץ??ȥ????ˤϡ?PpP/HDLC ?? Cisco/HDLC??keepalive ?ѥ??åȤˤ??? ??ưŪ?ʥ??ͥ??????????????Ф⥵?ݡ??Ȥ??Ƥ??ޤ??? sppp ?ץ??ȥ??륻?åȤ???Ω?????⥸?塼???Ȥ??Ƽ??????졢 ¾??Ʊ?????ꥢ???????ͥ??Υɥ饤?Фˤ??äƻ??Ѥ??뤳?Ȥ???ǽ?Ǥ??? BSD/386 (BSDI) ?Ѥ? ?ɥ饤?ФǤϡ?OS ¦?Ǽ????????Ƥ???????Ū??Ʊ???ץ??ȥ????Υ??åȤ????? ??ǽ?Ǥ????????ץ??ȥ??륻?åȤϡ?``cxconfig ext'' ???ޥ??? ( cxconfig(8) ?򻲾?) ?ˤ??ä???????ǽ?Ǥ???

?????ͥ륪?ץ??????δ???

cxconfig(8) ?桼?ƥ????ƥ??ϡ??????ͥ륪?ץ??????????ꤹ???Τ˻??Ѥ????ޤ??? ?????ͥ륪?ץ??????ϡ??̾???ڥ졼?ƥ??󥰥????ƥब??ư?????ݤ? (???Ȥ??? /etc/rc ?ե??????ʤɤ?) ???ꤵ???ޤ??? ???٤Ƥξ????ˤ????ơ? ???٤ƤΥ??ץ????󤬰?̣?????ĤȤϸ¤??ʤ????Ȥ????դ??Ƥ????????? ?ޤ??? ???ץ????????????ˤ??äƤϡ? ?????ͥ??⤷???ϥ????ץ????ΤΥϥ󥰥??åפθ????ˤʤ??ޤ???

?ºݤΥ????ͥ륪?ץ??????????浡ǽ?ϡ? ?ǥХ??????ü??ե????? /dev/cronyx ???Ф??? ?????Ĥ??? ioctl ????ͳ???????Ǽ????????Ƥ??ꡢ?ʲ??? ioctl ?????ѤǤ??ޤ???

CXIOCGETMODE: ?????ͥ륪?ץ????????ͤ????????ޤ???
CXIOCSETMODE: ?????ͥ륪?ץ????????ͤ????ꤷ?ޤ???

ioctl ???????Υǡ????????ϰʲ??Υ??ץ???????¤?ΤΥ??ɥ쥹???????ޤ?:

typedef struct {
    unsigned char board;   /* ?????ץ??ֹ??Ǥ??ꡢ0..2 */
    unsigned char channel; /* ?????ͥ??ֹ??Ǥ??ꡢ0..15 */
    unsigned char type;    /* ?????ͥ륿???? (?ɤ߹???????) */
    unsigned char iftype;  /* chan0 ???󥿥ե????? */
    unsigned long rxbaud;  /* ????®?? */
    unsigned long txbaud;  /* ž??®?? */
    cx_chan_mode_t mode;   /* ?????ͥ??⡼?? */
    cx_chan_opt_t opt;     /* ???̤Υ????ͥ륪?ץ????? */
    cx_opt_async_t aopt;   /* ??Ʊ???⡼?ɥ??ץ????? */
    cx_opt_hdlc_t hopt;    /* hdlc ?⡼?ɥ??ץ????? */
    cx_opt_bisync_t bopt;  /* bisync ?⡼?ɥ??ץ????? */
    cx_opt_x21_t xopt;     /* x.21 ?⡼?ɥ??ץ????? */
    cx_soft_opt_t sopt;    /* ???եȥ????????ץ??????Ⱦ??֥ե饰 */
} cx_options_t;            /* ?桼??????????ǽ?ʥ??ץ????? */

board: 0..2 ?Ρ??????ץ??ֹ?
channel: 0..15 ?Ρ??????ͥ??ֹ?
type: ?????ͥ??Υ????? (?ɤ߼??????Ѥΰ???)
iftype: 0 ?? (?? 8 ??) ?????ͥ??Υ??󥿥ե??????????ס? 0 - RS-232, 1 - RS-449/V.35??
rxbaud: ?????ܡ??졼??
txbaud: ?????ܡ??졼??
mode: ?????ͥ??⡼??: ??Ʊ??/HDLC/Bisync/X.21
opt: ???̤Υ????ͥ륪?ץ?????
aopt: ??Ʊ???⡼?ɥ??ץ?????
hopt: HDLC ?⡼?ɥ??ץ?????
bopt: Bisync ?⡼?ɥ??ץ?????
xopt: X.21 ?⡼?ɥ??ץ?????
sopt: ???եȥ??????ץ??ȥ??륪?ץ?????

??Ϣ?ե?????

/dev/cx??: ??Ʊ???????ͥ?
/dev/cronyx: ?????ͥ륪?ץ??????????ѤΥǥХ??????ü??ե?????

?ɥ饤?Ф??ޤ??Ǥ??륽?????ե??????ϰʲ????̤??Ǥ?:

/sys/i386/isa/cronyx.c
/sys/i386/isa/cx.c
/sys/i386/isa/if_cx.c
/sys/i386/isa/cronyx.h
/sys/i386/isa/cxreg.h
/sys/net/if_spppsubr.c
/sys/net/if_sppp.h

??Ϣ????

cxconfig(8), ifconfig(8)