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7. 问题与回答

Q:

Token Ring 驱动程序能编译成 module(模块) 吗?

A:

可以, 它工作地相当好.在编译成 module 时有个额外的参数可用. 如果你有 "spoof(欺骗)" 软件安装程序的需要,例如 redhat boot disks 把 token ring 网路卡看成 ethernet(乙太网路) 装置 (用 NFS/FTP 安装等等),你可以用 "device" 这个参数强行指定设备不用 tr0 这个名称. 但当你有多张网路卡时这个方法可能会出错. 大多时候就是这里有些不兼容性要克服.例:

/sbin/insmod ibmtr device=eth0
        

Q:

我一直遇到错误信息 "0011". 这是甚么意思?

A:

确定你的网路连接没有问题或是你的 token ring 网路卡有 loopback connector.这个错误信息是指它无法开启 token ring. 这种情形;有 99.99% 是因为它没有被插入.

C:

如果你有装声卡且它的 IO 0x220,那很有可能 token ring 网路卡会和 0xa20 的 IO 有冲突.

如果你发现有被支持的网路卡无法工作而你又有声卡,请试著把你的网路卡设定成 0xa24 或是 更改/移除 声卡.

除此之外...

这里有一些我收到关于 Token Ring 和 Linux 的 email. 为了不占空间,我把其中一些 email 不重要的内容删去.

Q:

From: "Mr. Chuck Rickard" <chuck@gl.umbc.edu>
Subject: Re: Token Ring Kernel patch.

我已加入核心并重新编译.当开机时它说,"tr0: Can't assign device to adapter"
and again for tr1".您有何看法呢?
(以下为原文...)

I d/l'd the patch, applied it, and re-compiled. When booting it said,
"tr0: Can't assign device to adapter" and again for tr1.  Any ideas?

Thanks!

Chuck Rickard
(chuck@umbc8.umbc.edu)
              

A:

From: David Morris <dwm@shell.portal.com>
              
如果只有这个信息,它表示有关网路卡信息的 PIO request (参考 segment = inb(PIOaddr) in ibmtr.c) 已超出 Token Ring 网路卡所在的 IO address 的范围了. (以下为原文...)

When this is the only message issued, it means that the PIO request for adapter information (see segment = inb(PIOaddr) in ibmtr.c) was so out of range that there is no TR card at that IO address.

Q:

From: Mike Glover <glover@credit.erin.utoronto.ca>
Subject: Token ring problems.
感谢您的回答.我想我之前问的不对题,现在重新说明一遍.不论如何,以下剪辑是开机后从
/var/adm/messages 抄出来的.
(以下原文未删...)

Thanks for responding. I was starting to thing that I posted incorrectly, 
and I was about to post again. Anyway, the following  clip is part of my
/var/adm/messages file from when I boot up.

May  2 10:03:14 linux kernel: tr0: Unable to assign adapter to device.
May  2 10:03:14 linux kernel: tr1: Unable to assign adapter to device.

这段中, tr0: Unable to assign adapter device.著实困扰著我.这信息简短至极使的我
不知如何处理.我只知道我没有指定任何 token ring 的信息,但我不知如何下手.
The section, tr0: Unable to assign adapter device. is what kinda confuses 
me. The documentation is slim at best so I didn't know what to do with 
the message. I know I didn't assign any token ring information,
and I didn't know where to do it.

The hardware(硬件):
            Its a PC clone (Dell OMNIPLEX 560 to be exact)
            The token ring card is a Olicom 16/4 Adapter.

我有 DOS 环境的 token ring 驱动程序而且它马上连上网路,所以不是这张网路卡的问题.
我想可能是我在 Linux 下设定时忽略了甚么小东西.
I have DOS token ring drivers and it snaps into the network, so there is 
nothing wrong with the card. I think, I am just missing something really 
small in the config on the Linux side.
              

A:

Olicom 16/4 网路卡并不使用 Tropic 蕊片.试著去用上面 HOWTO 所列的网路卡. (以下为原文...)

The Olicom 16/4 Adapter does not use the Tropic Chipset. Try using one of the cards that are listed at the top of the HOWTO.

Q:

From: Mike Glover <glover@credit.erin.utoronto.ca>
Subject: Found an IBM card...

我发现一张 IBM token ring 网路卡并且更进一步,但似乎不怎么好运.(在
/etc/rc.d/rc.inet1 中 ifconfig 项目我有把 eth0 改成 tr0)
(原文...)
I found myself an IBM token ring card and I got a little further,
but still not luck. (I did change /etc/rc.d/rc.inet1 ifconfig entry
from eth0 to tr0)

不管怎样,以下是 /var/adm/messages 的内容:
Anyway, here is part of the /var/adm/messages file:
May  2 16:23:07 linux kernel: IPX Portions Copyright (c) 1995 Caldera, Inc.
May  2 16:23:07 linux kernel: tr0: PIOaddr:  a20 seg/intr: b8 mmio base:
   000dc000 intr: 0
May  2 16:23:07 linux kernel: tr0: Channel ID string not found for PIOaddr: a20
May  2 16:23:07 linux kernel: tr0: Expected for ISA: 5049434f3631313039393020
May  2 16:23:07 linux kernel: tr0:            found: 000902003021111000182000
May  2 16:23:07 linux kernel: tr0: Expected for MCA: 4d4152533633583435313820
May  2 16:23:07 linux kernel: tr0: Unable to assign adapter to device.
May  2 16:23:07 linux kernel: tr1: Unable to assign adapter to device.
May  2 16:23:07 linux kernel: PPP: version 0.2.7 (4 channels) NEW_TTY_DRIVERS
   OPTIMIZE_FLAGS


这有说甚么吗?我看不出来.
Does this tell you anything. It tells me little.
              

A:

From: David Morris <dwm@shell.portal.com>
              
这信息代表 MMTO area 或是 TR 网路卡有内存冲突造成和网路卡的不兼容 (至少这信号未知).

This message means either a memory conflict with the MMIO area or a TR card which is not compatible with the driver (at least the signature isn't known).

Q:

From: Mike Glover <glover@credit.erin.utoronto.ca>
Subject: Almost there...

The following sample is what I'm getting on my messages file:

May  3 14:50:24 linux kernel: tr0: now opening the board...
May  3 14:50:24 linux kernel: tr0: board opened...
May  3 15:11:47 linux kernel: tr0: Arrg. Transmitter busy for more than 50 msec.
   Donald resets adapter, but resetting
May  3 15:11:47 linux kernel:  the IBM tokenring adapter takes a long time.
   It might not even help when the
May  3 15:11:47 linux kernel:  ring is very busy, so we just wait a little longer
   and hope for the best.
May  3 15:11:47 linux kernel: tr0: Arrg. Transmitter busy for more than 50 msec.
   Donald resets adapter, but resetting
May  3 15:11:47 linux kernel:  the IBM tokenring adapter takes a long time.
   It might not even help when the
May  3 15:11:47 linux kernel:  ring is very busy, so we just wait a little longer
   and hope for the best.
May  3 15:11:47 linux kernel: tr0: Arrg. Transmitter busy for more than 50 msec.
   Donald resets adapter, but resetting

Arrg 项目只有当我 telnet ,rlogin 或 ftp 到硬件机器时才会产生.当有上述情形时,网路会当掉一阵子.
我移除其他硬件装置(我的 SCSI 卡)让网路卡单独工作.一样有问题,这排除了硬件间 IRQ 冲突的情形.
以下是此卡的 DIP switches:
The Arrg entry only comes when I telnet, rlogin or ftp to a remote 
machine. Once that happens, the connection hangs big time. I took out all 
the other hardware (which was 1 SCSI card) and tried running the card all 
by itself. Same thing, so it eliminates hardware IRQ's from getting into 
a yelling match. The following are the DIP switches on the card:

1       Up      |
2       Down    |
3       Down    |       According to the manual this sets the 
4       Up      |       base address to CC000 Which is fine for
5       Up      |       my machine.
6       Down    |
7       Down    +       This sets the IRQ to 2. Which is also fine      
8       Down    +
9       Up      X       Primary Lan adapter. Which it is.
10      Up      =       16 KB shared RAM size. This OK? 
11      Down    =
12      Up      #       16 Mbps Data rate.

我怀疑这是否真的是 dip switches,或是我设定网路时的 route table 有问题.
I was wondering if it is in fact the dip switches, or the way I have 
configured my route table and other network info.

ttfn,
Mike
              

A:

在 2.0 版核心中 Arrg 的问题值得留意.所有的修补程序都没有回朔到 1.2 版,现在我在想这必要性了.如果你有过多 Arrg 信息的问题,你愿意升级到 2.0 版的核心吗? The Arrg problem is pretty much taken care of in the 2.0 kernels. All of the patches have not been ported back to 1.2, and I doubt that they will be. If you get excessive Arrg messages, do yourself a favour and move to Linux 2.0.


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