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SubjectRe: patch : hdaps on Thinkpad R52
On Sat, Apr 01, 2006 at 05:04:22PM +0200, Jean Delvare wrote:
> Hi Frank,
>
> > > I have some doubt about this. The Thinkpad R52 is already supported
> > > (with identifier string "ThinkPad R52", unsuprisingly) and "ThinkPad H"
> > > doesn't exactly sound sane. Looks like your DMI data is corrupted or
> > > something. Could you please provide the output of dmidecode and
> > > vpddecode on your laptop?
> >
> > They are attached.
>
> > # dmidecode 2.8
> > (...)
> > System Information
> > Manufacturer: IBM
> > Product Name: 1846AQG
> > Version: ThinkPad H
>
> OK, so as strange as it sounds, that's really the string as stored in
> the DMI table.

Yes. That's where I looked when I made the patch.

> How odd... You have to understand that I'm a bit
> reluctant to adding it officially to the hdaps driver, given that it
> clearly looks like a bogus table in your laptop.

If I am the only one with that entry, it obviously makes more sense that
I apply the patch locally.

> I guess that you only have one laptop with this string?

It's the only thinkpad I have, so yes. I'll ask around on the thinkwiki
mailing list and irc channels

> Can you please check for a BIOS update for your laptop? Maybe that will
> fix the string.

I updated the bios and embedded controller program to the latest
version, and that didn't help. The dmidecode output changed as follows:

--- dmidecode.old 2006-04-01 23:21:46.000000000 +0200
+++ dmidecode.new 2006-04-01 23:21:39.000000000 +0200
@@ -6,8 +6,8 @@
Handle 0x0000, DMI type 0, 20 bytes
BIOS Information
Vendor: IBM
- Version: 76ET58WW (1.18 )
- Release Date: 07/19/2005
+ Version: 76ET63WW (1.23 )
+ Release Date: 02/14/2006
Address: 0xDC000
Runtime Size: 144 kB
ROM Size: 1024 kB
@@ -361,7 +361,7 @@

Handle 0x0029, DMI type 11, 5 bytes
OEM Strings
- String 1: IBM ThinkPad Embedded Controller -[76HT14WW-1.04 ]-
+ String 1: IBM ThinkPad Embedded Controller -[76HT15WW-1.05 ]-

Handle 0x002A, DMI type 13, 22 bytes
BIOS Language Information
@@ -516,7 +516,7 @@
Handle 0x003B, DMI type 134, 13 bytes
OEM-specific Type
Header and Data:
- 86 0D 3B 00 0B 00 04 02 0B 00 17 02 0B
+ 86 0D 3B 00 02 0B 00 09 02 0B 00 12 02

Handle 0x003C, DMI type 135, 13 bytes
OEM-specific Type
Frank

> Thanks,
> --
> Jean Delvare

--
"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan
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