Krzysztof Halasa wrote:
> Ok. I just put a program on something like
> http://www.kernel.org/~chris/vt6307ohciver.c
>
> Anybody with OHCI-1.0 VT6307* Firewire chip may want to try. Obviously
> it's based on undocumented features, it may blow your machine etc.
>
> Please remove your ohci1394 or firewire-ohci driver before using this
> program.
>
> Compile with the usual spell: gcc -Wall -O2 vt6307ohciver.c -o vt6307ohciver
I also had to specify "-lpci" on Mandrake 10.1, "-lpci -lz" on Gentoo.
...
> If you have a VT6306-based card and you run this program, I'd
> appreciate it if you let me know the EEPROM contents (make sure
> you mention chip type)
# lspci|grep 1394
00:0a.3 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394
Host Controller (rev 46)
00:0c.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394
Host Controller (rev 46)
These are both VT6306, one on the motherboard and one on a PCI card.
# ./a.out 00:0a.3
I/O region #1 is at C800
It seems your VT6307 chip is connected to 93c46 EEPROM
Page size is 4096 (0x1000) bytes
GUID PROM register address is 0xec101004
Mapping 8 (0x8) bytes of memory at 0xec101000
Mapped mem region #0 at virtual address 0xb7f3a000
GUID PROM register is at virtual address 0xb7f3a004
EEPROM dump:
00: 00 11 06 00 00 00 E3 32 00 88 00 08 44 00 00 00
10: A1 E4 2F 00 06 11 44 30 03 DF 40 00 00 20 00 73
20: 3C 10 00 00 00 00 FF FF FF FF FF FF D7 57 55 75
Your VT6307 chip is in OHCI 1.0 mode
# ./a.out 00:0c.0
I/O region #1 is at D000
It seems your VT6307 chip is connected to 93c46 EEPROM
Page size is 4096 (0x1000) bytes
GUID PROM register address is 0xec103004
Mapping 8 (0x8) bytes of memory at 0xec103000
Mapped mem region #0 at virtual address 0xb7f1a000
GUID PROM register is at virtual address 0xb7f1a004
EEPROM dump:
00: 00 30 1B AC 00 00 2B A4 04 04 32 55 F8 00 A2 02
10: A1 00 40 63 06 11 44 30 03 DF 40 00 00 20 00 73
20: 3C 10 00 00 00 00 FF FF FF FF FF FF FF FF FF FF
Your VT6307 chip is in OHCI 1.0 mode
On another PC:
# lspci | grep 1394
02:02.0 FireWire (IEEE 1394): Texas Instruments TSB82AA2
IEEE-1394b Link Layer Controller (rev 01)
05:04.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394
Host Controller (rev 80)
06:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394
Host Controller (rev 46)
The "rev 80" chip is a VT6307 on the motherboard.
# ./a.out 05:04.0
I/O region #1 is at ED00
It seems your VT6307 chip is connected to I^2C (24c01 or
similar) EEPROM
Page size is 4096 (0x1000) bytes
GUID PROM register address is 0xfbffd004
Mapping 8 (0x8) bytes of memory at 0xfbffd000
Mapped mem region #0 at virtual address 0xb7f76000
GUID PROM register is at virtual address 0xb7f76004
EEPROM dump:
00: 00 10 DC 56 00 FE D2 D4 04 04 32 55 F8 00 A2 02
10: A1 00 40 63 20 63 62 14 03 DF 40 80 00 20 00 73
20: 3C 10 08 00 00 00 FF FF FF FF FF FF FF FF FF FF
Your VT6307 chip is in OHCI 1.1 mode
The "rev 46" chip is on a CardBus card. So far I believed it to be a
VT6306 but I can't easily open the card's casing...
# ./a.out 06:00.0
I/O region #1 is at E000
It seems your VT6307 chip is connected to I^2C (24c01 or
similar) EEPROM
Page size is 4096 (0x1000) bytes
GUID PROM register address is 0x80000004
Mapping 8 (0x8) bytes of memory at 0x80000000
Mapped mem region #0 at virtual address 0xb7f2f000
GUID PROM register is at virtual address 0xb7f2f004
EEPROM dump:
00: 00 11 06 00 00 00 41 CC 04 04 32 55 F8 00 92 02
10: A1 00 40 63 06 11 44 30 03 DF 40 80 00 20 00 73
20: 3C 10 00 00 00 00 A0 00 FF FF FF FF FF FF FF FF
Your VT6307 chip is in OHCI 1.0 mode
> and, if you tried "upgrading" or "downgrading", if it worked.
I haven't tried it yet.
--
Stefan Richter
-=====-=-=== =-=- ===--
http://arcgraph.de/sr/
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