From: "John G. Heim" <jheim@math.wisc.edu>
To: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: speakup bug
Date: Sat, 3 Mar 2012 20:03:48 -0600 [thread overview]
Message-ID: <D9E4F6D133A2410EA4A56217E18CBAD7@hinkle> (raw)
In-Reply-To: <20120303173916.7eca9391@pyramind.ukuu.org.uk>
From: Alan Cox
Sent: Saturday, March 03, 2012 11:39 AM
Subject: Re: speakup bug
>> returns an error code. But it looks as if the region for a serial port,
>> 0x3f8 - 0x3ff, in ioport_resource cannot be reserved because the entire
>> range from 0x000 through 0xcf7 is already taken by something named "PCI
>> Bus
>> 0000:00". Therefore calling request_resource always fails and the driver
> f>or the speech synth errors out.
>
>It's a heirarchical space, so you can allocate things within it. Look
>at /proc/ioports.
# file /proc/ioports
/proc/ioports: empty
>From looking at the code in resource.c, I don't know how you'd get a piece
of an already allocated range.
It looks like fixing the speakup code to do serial ports right is a lot of
work. Maybe we can just fix this problem in the mean time.
next prev parent reply other threads:[~2012-03-04 2:03 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-03 17:18 John G. Heim
2012-03-03 17:39 ` Alan Cox
2012-03-03 22:01 ` Ted Ts'o
2012-03-04 0:01 ` John G. Heim
2012-03-04 0:18 ` Samuel Thibault
2012-03-04 0:21 ` Samuel Thibault
2012-03-04 0:41 ` Ted Ts'o
2012-03-04 0:43 ` Samuel Thibault
2012-03-04 0:44 ` Samuel Thibault
2012-03-04 1:41 ` Ted Ts'o
2012-03-04 0:26 ` Ted Ts'o
2012-03-04 2:03 ` John G. Heim [this message]
2012-03-04 21:06 ` Alan Cox
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