Jean Delvare wrote:
> Hi Krzysztof,
>
> The high bits of register 0xfc say that this VID value is the "initial"
> value and not the "current" value. You may try writing 0x01 or 0x40 to
> this register to update the VID value, in case it changes anything:
>
> isaset -y -f 0x2e 0x87
> isaset -y -f 0x2e 0x01
> isaset -y -f 0x2e 0x55
> isaset -y -f 0x2e 0x55
> isaset -y 0x2e 0x2f 0x07 7
> isaset -y 0x2e 0x2f 0xfc 0x01 # or 0x40
> isaset -y 0x2e 0x2f 0x02 0x02
>
> isadump -k 0x87,0x01,0x55,0x55 0x2e 0x2f 7
>
Here is a dump after typing the above commands:
(with isaset -y 0x2e 0x2f 0xfc 0x01)
ubuntu at ubuntu:~$ sudo isadump -k 0x87,0x01,0x55,0x55 0x2e 0x2f 7
WARNING! Running this program can cause system crashes, data loss and worse!
I will probe address register 0x2e and data register 0x2f.
Probing bank 7 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 07 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 01 01 00 00 00 00 00 00 00 00 1f 00 00 00
30: 00 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: 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 38 00 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 20 00 00 00 00 00 00 00
c0: 01 00 00 40 00 00 00 00 01 00 00 40 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: 00 00 00 00 00 00 00 00 00 00 00 00 3f 00 00 00
(with isaset -y 0x2e 0x2f 0xfc 0x40)
ubuntu at ubuntu:~$ sudo isadump -k 0x87,0x01,0x55,0x55 0x2e 0x2f 7
WARNING! Running this program can cause system crashes, data loss and worse!
I will probe address register 0x2e and data register 0x2f.
Probing bank 7 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 07 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 01 01 00 00 00 00 00 00 00 00 1f 00 00 00
30: 00 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: 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 38 00 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 20 00 00 00 00 00 00 00
c0: 01 00 00 40 00 00 00 00 01 00 00 40 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: 00 00 00 00 00 00 00 00 00 00 00 00 7f 00 00 00
This seems like a hardware is not wired correctly.
Regards,
Krzysztof
