http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #93 from [EMAIL PROTECTED] 2008-06-25 08:19 ---
For the record,
bios v1.40 seems to have resolved the allegedly overcooling issue I described
previously. I don't get those ridiculously low temp. readings anymore.
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--- Comment #92 from [EMAIL PROTECTED] 2008-06-13 04:53 ---
I confirm new bios 1.40 (and maybe also 1.34... I didn't test) resolves the
problem!Fan is correctly started and stopped! I propose to close the bug and
mark it as resolved if
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--- Comment #91 from [EMAIL PROTECTED] 2008-05-28 02:31 ---
(In reply to comment #90)
I have seen this symptom with a different model of Acer (an old Travelmate
291), and obviously a different BIOS. For me, it started after I switched
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--- Comment #87 from [EMAIL PROTECTED] 2008-05-13 09:14 ---
(In reply to comment #86)
The new address is correct, but the script is not usable because I observe a
different behaviour now (I suppose it started with 1.3x series of BIOSes
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--- Comment #88 from [EMAIL PROTECTED] 2008-05-13 15:40 ---
(In reply to comment #86)
The script could be adapted to your use case. Essentially, believing coretemp,
and switching the fan on and off with two operations, high/low for
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--- Comment #84 from [EMAIL PROTECTED] 2008-05-12 07:42 ---
(In reply to comment #83)
You would have to increment the address by 1 (ie. B0 rather than AF at the
end).
However, on my machine, which is an Acer 5720 with 2GB, the
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--- Comment #85 from [EMAIL PROTECTED] 2008-05-12 08:27 ---
(In reply to comment #84)
I have suspended the thing to RAM, and I have hibernated it, and the fan has
continued to work more or less as I would expect it to on each
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--- Comment #86 from [EMAIL PROTECTED] 2008-05-12 10:22 ---
(In reply to comment #85)
Does the script (with the corrected address) help in this case?
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--- Comment #83 from [EMAIL PROTECTED] 2008-05-11 15:18 ---
(In reply to comment #80)
Created an attachment (id=15734)
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Updated Archive containing Acer 5720
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--- Comment #82 from [EMAIL PROTECTED] 2008-04-30 23:58 ---
I don't do any work on the linux kernel myself, i'm merely a humble user like
yourself :)
But, it's probably due to bigger priorities i guess.
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--- Comment #81 from [EMAIL PROTECTED] 2008-04-30 14:27 ---
Can someone explain to me how with the Comment #80 attachment why this can not
be fixed in the kernel? It appears we know the problem and the fix.
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--- Comment #78 from [EMAIL PROTECTED] 2008-03-31 23:47 ---
Thank you David!
I'm going to install it immediately and update my blog with the new link (I've
talked about it and put a link to your comment here).
Just one note: I had to
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--- Comment #79 from [EMAIL PROTECTED] 2008-04-01 19:10 ---
FYI, on a machine with 1GiB of memory, the address is x3F6BCEAF.
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--- Comment #71 from [EMAIL PROTECTED] 2008-03-26 11:57 ---
My experience with BIOS v1.32 and Ubuntu Hardy (Kernel 2.6.24-12-generic
x86_64) is as follows.
1. The DSDT is compiled with the Microsoft ASL compiler, and has all the errors
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #72 from [EMAIL PROTECTED] 2008-03-26 13:40 ---
Bug as it was responded to by Acer America:
Customer (Jeffrey Hundstad) 03/25/2008 11:21 PM
I've installed Linux 64-bit. The fans do not start and the system gets hot
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #73 from [EMAIL PROTECTED] 2008-03-26 20:43 ---
OK, first sorry for the noise; but obviously, I'm anxious to get my laptop
working...
The status of this bug is NEEDINFO. What specifically are we waiting on?
I'm willing to
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--- Comment #74 from [EMAIL PROTECTED] 2008-03-26 22:00 ---
BIOS v1.33 is available at
http://support.acer-euro.com/drivers/notebook/as_5720.html
or
ftp://ftp.work.acer-euro.com/notebook/aspire_5720/vista/Bios/
File: v1.33.zip
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #70 from [EMAIL PROTECTED] 2008-03-25 20:57 ---
BIOS question. I see that the US site has v1.25 but it seems that the European
site has v1.32.
First question: does anyone know if the European BIOS is OK with US machines?
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--- Comment #69 from [EMAIL PROTECTED] 2008-03-19 02:59 ---
Created an attachment (id=15344)
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Archive containing Acer 5720 Fan Control Script + Binary Patcher
This is
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--- Comment #67 from [EMAIL PROTECTED] 2008-03-18 15:19 ---
I confirm that even with BIOS 1.18 + Linux 2.6.25-rc4 I can control the fan by
writing into 0x7F6BCEAF:
0x40 to switch ON
0x28 to switch OFF
This is going to help in the
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--- Comment #68 from [EMAIL PROTECTED] 2008-03-18 18:27 ---
This works for me too.
Thanks David Edwards, you are the guy! :D
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--- Comment #64 from [EMAIL PROTECTED] 2008-03-17 07:09 ---
How did you do this?
Thanks!
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--- Comment #65 from [EMAIL PROTECTED] 2008-03-17 13:35 ---
Using a binary patch utility, something that takes as arguments the value that
I want to write in (eg. x2828), the offset (x7F6BCEAF), and the file
(/dev/mem). I use one I
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #66 from [EMAIL PROTECTED] 2008-03-17 18:47 ---
I have the same system and BIOs that you.
Can you send me this?
Thanks.
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--- Comment #62 from [EMAIL PROTECTED] 2008-03-15 08:09 ---
I have a workaround that works for me, with x86_64 2.6.22-14-generic (Ubuntu
Gutsy) and 2.6.24-12-generic (Ubuntu Hardy). Here is what I did.
1. I installed BIOS v1.31. I don't
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--- Comment #58 from [EMAIL PROTECTED] 2008-03-06 00:53 ---
Yesterday after an over heating shut down, my PC thermal/cooling control (on 64
kernel) was working fine. This is the first time I saw that. Temperature in
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #60 from [EMAIL PROTECTED] 2008-03-06 01:24 ---
- Value /proc/acpi/thermal_zone/temperature was going up and down as per real
temperature (But by step of 5 °C, at least this was my feeling)
- Fan was controlled properly ...
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--- Comment #59 from [EMAIL PROTECTED] 2008-03-06 01:18 ---
Stephane,
what do you mean by Temperature in /proc/acpi/thermal_zone/temperature was
updated? Did it change continuously during use or was it just different from
0 C after
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--- Comment #61 from [EMAIL PROTECTED] 2008-03-06 02:52 ---
What did you do to this??? I need to use my notebook :
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--- Comment #57 from [EMAIL PROTECTED] 2008-03-05 09:20 ---
some news
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--- Comment #55 from [EMAIL PROTECTED] 2008-02-29 05:22 ---
Nops rui.
Here a video that show this:
http://www.youtube.com/watch?v=QX9t0u6-rfU
Thanks!
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--- Comment #56 from [EMAIL PROTECTED] 2008-02-29 13:43 ---
I filled a support ticket here (for EMEA) :
http://support.acer-euro.com/request/index.html
Maybe it could worth if every body who wants this is issue being solved to fill
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #52 from [EMAIL PROTECTED] 2008-02-28 14:26 ---
New BIOS 1.29 is released on Acer site ...
We can see: 1). Update Tj85 cpu fan-table for Thermal request.
Maybe it could worth tring it but myself i can not since I only
notice that fan isnt work.
After, when at the BIOS, fan works...
- Original Message -
From: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Thursday, February 28, 2008 7:26 PM
Subject: [Bug 9167] No TZ.temp update, no fan control (64-bit only) - Acer
Aspire 5720, 7720Z - Santa Rosa, T7300
http://bugzilla.kernel.org/show_bug.cgi?id=9167
--- Comment #54 from [EMAIL PROTECTED] 2008-02-28 22:21 ---
does boot parameter ec_intr=0 help?
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--- Comment #51 from [EMAIL PROTECTED] 2008-02-12 03:19 ---
Is it a linux problem, or an Acer one? Or both? I'm not sure myself. Does
anyone know, or would like to hazard a guess?
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--- Comment #49 from [EMAIL PROTECTED] 2008-02-04 13:48 ---
I am using the 32 bit kernel 2.6.22-14-generic compiled by ubuntu on my Aspire
7720z with bios version 1.19 and are experiencing the same problem after a
hibernate or suspend.
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--- Comment #48 from [EMAIL PROTECTED] 2008-01-30 00:49 ---
I also have this problem with my Acer Aspire 5720. 64bit linux. Have just
upgraded BIOS to v1.21 and problem remains.
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--- Comment #47 from [EMAIL PROTECTED] 2008-01-11 03:03 ---
Created an attachment (id=14412)
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dmesg, lspci, dmidecode outputs
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--- Comment #45 from [EMAIL PROTECTED] 2008-01-11 03:02 ---
My kernel version is 2.6.23.9
I am attaching the requested outputs + additional
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--- Comment #46 from [EMAIL PROTECTED] 2008-01-11 03:02 ---
Created an attachment (id=14411)
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My kernel config
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--- Comment #38 from [EMAIL PROTECTED] 2008-01-09 03:10 ---
Created an attachment (id=14378)
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Working .config for kernel 2.6.23 (gentoo-r3)
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--- Comment #39 from [EMAIL PROTECTED] 2008-01-09 04:51 ---
(In reply to comment #37)
64-bit:
Latest kernel that works: 2.6.19 (comment #34)
2.6.19 of livecd of gentoo. But I think that be 32 bits.
Because after installation
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--- Comment #40 from [EMAIL PROTECTED] 2008-01-09 05:16 ---
Hi Len,
i would like to confirm that fan/temp control is NOT working (at least on my
machine) from/to kernel 2.6.18-2.6.23 64bit.
I'm attaching kernel config, but it should
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--- Comment #41 from [EMAIL PROTECTED] 2008-01-09 05:17 ---
Created an attachment (id=14379)
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2.6.23-gentoo-r3 working kernel.
Working config for 2.6.23-gentoo-r3
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