On 6/5/09, Jean Delvare <khali at linux-fr.org> wrote:
>> AMD-specific functions
>> Version 00060fb1:
>> Family: 15 Model: 11 []
> This is a BH-G1 core, family 0Fh, it does have 6 VID pins, so VRM
> version "25" (in hwmon-vid's terms) is correct. Is it the value
> returned in /sys/bus/platform/devices/it87.552/vrm? I suppose the value
> returned in that file in kernel 2.6.26 was "24" instead?
@globus-debian:~$ cat /sys/bus/platform/devices/it87.552/vrm
25
yes, with 2.6.26 it was 24
>> >> Module hwmon_vid (drivers/hwmon/hwmon-vid.c) from linux-2.6.29(.3)
>> >> returns
>> >>
>> >> incorrect voltage for my CPU from it8716f sensor (real/2).
>> >> With module from 2.6.26 voltage is correct.
> What was the voltage value before, and what is it now?
cpu freq | 2.6.26 | 2.6.29
---------------------------------
1 GHz | 1.1 V | 0.54 V
2.1 GHz | 1.25 V | 0,61 V
> The hwmon-vid code looks correct, and I think you are the first person
> complaining since the code was changed (while we did have success
> reports.) It could be that VID5 pin is not properly wired on your
> system. Or a bug in the it87 driver.
Is it wired on motherboard? It's Gigabyte GA-MA69VM-S2 (amd rs690v based)
> Please provide a dump of your IT8716F chip:
>
> isadump 0x22d 0x22e
@globus-debian:~$ sudo isadump 0x22d 0x22e
WARNING! Running this program can cause system crashes, data loss and worse!
I will probe address register 0x22d and data register 0x22e.
Continue? [Y/n] y
0 1 2 3 4 5 6 7 8 9 a b c d e f
00: 11 10 00 00 ff ff 00 37 ff 87 32 09 07 11 ff 00
10: ff ff ff 31 d7 82 7f c2 02 ff 00 ff ff ff ff ff
20: 44 79 d2 bb c3 ca 46 b8 be 29 20 16 7e 8d 8d 8d
30: ff 00 ff 00 ff 00 ff 00 ff 00 ff 00 ff 00 ff 00
40: 7f 7f 7f 7f 7f 7f 00 0d 2d ff ff ff ff ff ff ff
50: ff 1c 7f 7f 7f 50 eb eb 90 eb 00 12 60 00 00 00
60: ff 14 7f 27 90 03 ff ff 7f 7f 7f 00 00 7f ff ff
70: ff 14 7f 20 90 03 ff ff ff ff ff ff ff ff ff ff
80: 00 00 00 00 ff ff ff ff 00 00 ff c0 02 00 99 99
90: 7f 7f 7f 00 00 7f ff ff 7f 7f 7f 00 00 7f ff ff
a0: 00 00 00 00 00 00 00 ff ff ff ff ff ff ff ff ff
b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> As well as a dump of the Super-I/O config space:
> isadump -k 0x87,0x01,0x55,0x55 0x2e 0x2f 4
@globus-debian:~$ sudo isadump -k 0x87,0x01,0x55,0x55 0x2e 0x2f 4
WARNING! Running this program can cause system crashes, data loss and worse!
I will probe address register 0x2e and data register 0x2f.
Probing bank 4 using bank register 0x07.
Continue? [Y/n] y
0 1 2 3 4 5 6 7 8 9 a b c d e f
00: 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 87 16 00 10 1a 00 00 00 80 00 00 00 1f 00 00 00
30: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 02 28 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 02 00 00 04 04 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 80 00 0e 00 88 00 ff 00 00 00 00 00 00 00 00 00
> Also, if you use the powernow-k8 driver, it should print the available
> VIDs when the driver is loaded, please report what the driver says.
powernow-k8: Found 1 AMD Athlon(tm) X2 Dual Core Processor BE-2350
processors (2 cpu cores) (version 2.20.00)
powernow-k8: 0 : fid 0xd (2100 MHz), vid 0xc
powernow-k8: 1 : fid 0xc (2000 MHz), vid 0xd
powernow-k8: 2 : fid 0xa (1800 MHz), vid 0xf
powernow-k8: 3 : fid 0x2 (1000 MHz), vid 0x12
(To make test I compiled hwmod-vid from 26 for 29 and everything was ok)
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