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[FreeBSD] Патч для преодаления ограничения в 32 порта в sio (patch bsd port async kernel tty)


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Ключевые слова: patch, bsd, port, async, kernel, tty,  (найти похожие документы)
Date: Mon, 25 Mar 2002 07:44:09 +0000 (UTC) From: Valentin Davydov <val@sqdp.trc-net.co.jp> Newsgroups: fido7.ru.unix.bsd Subject: [FreeBSD] Патч для преодаления ограничения в 32 порта в sio >У меня уже стоит четыре восьмипортовки в тачке (Zelax MAK-82) (FreeBSD 3.5). >Хотел вставить еще одну, но напоролся на ограничение: 32 порта в sio. >Можно как-нибудь побороть это ограничение? Попробуй пропатчить три файла (результат не гарантирую!!!): *** /usr/src/sys/isa/sio.c Thu Dec 6 16:32:33 2001 --- sio.c Fri Mar 22 16:14:26 2002 *************** *** 106,115 **** #define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */ ! #define CALLOUT_MASK 0x80 ! #define CONTROL_MASK 0x60 ! #define CONTROL_INIT_STATE 0x20 ! #define CONTROL_LOCK_STATE 0x40 #define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev))) #define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK) #define MINOR_TO_UNIT(mynor) ((mynor) & ~MINOR_MAGIC_MASK) --- 106,115 ---- #define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */ ! #define CALLOUT_MASK (0x80*2) ! #define CONTROL_MASK (0x60*2) ! #define CONTROL_INIT_STATE (0x20*2) ! #define CONTROL_LOCK_STATE (0x40*2) #define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev))) #define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK) #define MINOR_TO_UNIT(mynor) ((mynor) & ~MINOR_MAGIC_MASK) *************** *** 119,125 **** * for a given card */ #define COM_ISMULTIPORT(flags) ((flags) & 0x01) ! #define COM_MPMASTER(flags) (((flags) >> 8) & 0x0ff) #define COM_NOTAST4(flags) ((flags) & 0x04) #endif /* COM_MULTIPORT */ --- 119,125 ---- * for a given card */ #define COM_ISMULTIPORT(flags) ((flags) & 0x01) ! #define COM_MPMASTER(flags) (((flags) >> 8) & (0x0ff|0x100)) #define COM_NOTAST4(flags) ((flags) & 0x04) #endif /* COM_MULTIPORT */ *** /usr/src/share/man/man4/sio.4 Wed Mar 1 17:50:19 2000 --- sio.4 Fri Mar 22 17:04:39 2002 *************** *** 86,92 **** device is reserved for low-level IO (e. g. for remote kernel debugging) .It 0x00080 use this port for remote kernel debugging ! .It 0x0 Ns Em ?? Ns 00 minor number of master port .It 0x20000 device is assumed to use a 16650A-type (extended FIFO) chip --- 86,92 ---- device is reserved for low-level IO (e. g. for remote kernel debugging) .It 0x00080 use this port for remote kernel debugging ! .It 0x Ns Em ??? Ns 00 minor number of master port .It 0x20000 device is assumed to use a 16650A-type (extended FIFO) chip *************** *** 94,100 **** .Pp Minor numbering: .br ! 0b\fIOLIMMMMM\fR .br call\fBO\fRut .br --- 94,100 ---- .Pp Minor numbering: .br ! 0b\fIOLIMMMMMM\fR .br call\fBO\fRut .br *************** *** 191,197 **** .Nm sio driver can be used for both `callin' and `callout'. For each port there is a callin device and a callout device. ! The minor number of the callout device is 128 higher than that of the corresponding callin port. The callin device is general purpose. Processes opening it normally wait for carrier --- 191,197 ---- .Nm sio driver can be used for both `callin' and `callout'. For each port there is a callin device and a callout device. ! The minor number of the callout device is 256 higher than that of the corresponding callin port. The callin device is general purpose. Processes opening it normally wait for carrier *************** *** 209,217 **** .Nm sio driver also supports an initial-state and a lock-state control device for each of the callin and the callout "data" devices. ! The minor number of the initial-state device is 32 higher than that of the corresponding data device. ! The minor number of the lock-state device is 64 higher than that of the corresponding data device. The termios settings of a data device are copied from those of the corresponding initial-state device --- 209,217 ---- .Nm sio driver also supports an initial-state and a lock-state control device for each of the callin and the callout "data" devices. ! The minor number of the initial-state device is 64 higher than that of the corresponding data device. ! The minor number of the lock-state device is 128 higher than that of the corresponding data device. The termios settings of a data device are copied from those of the corresponding initial-state device *************** *** 266,272 **** examples of setting the initial-state and lock-state devices .El .Pp ! The devices numbers are made from the set [0-9a-v] so that more than 10 ports can be supported. .Sh DIAGNOSTICS .Bl -diag --- 266,272 ---- examples of setting the initial-state and lock-state devices .El .Pp ! The devices numbers are made from the set [0-9a-zA-Z@_] so that more than 10 ports can be supported. .Sh DIAGNOSTICS .Bl -diag *** /usr/src/etc/MAKEDEV Thu Dec 6 16:16:40 2001 --- MAKEDEV Fri Mar 22 16:47:43 2002 *************** *** 206,212 **** a) m=10;; b) m=11;; c) m=12;; d) m=13;; e) m=14;; f) m=15;; g) m=16;; h) m=17;; i) m=18;; j) m=19;; k) m=20;; l) m=21;; m) m=22;; n) m=23;; o) m=24;; p) m=25;; q) m=26;; r) m=27;; s) m=28;; t) m=29;; u) m=30;; ! v) m=31;; *) m="?";; esac echo $m --- 206,216 ---- a) m=10;; b) m=11;; c) m=12;; d) m=13;; e) m=14;; f) m=15;; g) m=16;; h) m=17;; i) m=18;; j) m=19;; k) m=20;; l) m=21;; m) m=22;; n) m=23;; o) m=24;; p) m=25;; q) m=26;; r) m=27;; s) m=28;; t) m=29;; u) m=30;; ! v) m=31;; w) m=32;; x) m=33;; y) m=34;; z) m=35;; A) m=36;; B) m=37;; ! C) m=38;; D) m=39;; E) m=40;; F) m=41;; G) m=42;; H) m=43;; I) m=44;; ! J) m=45;; K) m=46;; L) m=47;; M) m=48;; N) m=49;; O) m=50;; P) m=51;; ! Q) m=52;; R) m=53;; S) m=54;; T) m=55;; U) m=56;; V) m=57;; W) m=58;; ! X) m=59;; Y) m=60;; Z) m=61;; @) m=62;; _) m=63;; *) m="?";; esac echo $m *************** *** 991,999 **** umask 7 unit=`expr $i : 'cua.*\(.\)$'` m=`ttyminor $unit` ! mknod cuaa$unit c 28 `expr $m + 128` uucp:dialer ! mknod cuaia$unit c 28 `expr $m + 32 + 128` uucp:dialer ! mknod cuala$unit c 28 `expr $m + 64 + 128` uucp:dialer umask 77 ;; --- 995,1003 ---- umask 7 unit=`expr $i : 'cua.*\(.\)$'` m=`ttyminor $unit` ! mknod cuaa$unit c 28 `expr $m + 2 \* 128 ` uucp:dialer ! mknod cuaia$unit c 28 `expr $m + 2 \* \( 32 + 128 \)` uucp:dialer ! mknod cuala$unit c 28 `expr $m + 2 \* \( 64 + 128 \)` uucp:dialer umask 77 ;; *************** *** 1001,1008 **** unit=`expr $i : 'tty.*\(.\)$'` m=`ttyminor $unit` mknod ttyd$unit c 28 $m ! mknod ttyid$unit c 28 `expr $m + 32` ! mknod ttyld$unit c 28 `expr $m + 64` ;; cuac?) --- 1005,1012 ---- unit=`expr $i : 'tty.*\(.\)$'` m=`ttyminor $unit` mknod ttyd$unit c 28 $m ! mknod ttyid$unit c 28 `expr $m + 2 \* 32` ! mknod ttyld$unit c 28 `expr $m + 2 \* 64` ;; cuac?) Вал. Дав.

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