Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-21 Thread Martin Rogge
On Saturday 20 October 2007 19:11:56 Sergei Shtylyov wrote: What I don't like is that both PIIX4 and PCI-648 are sharing IRQ15 (PIIX4 is in legacy mode, so it uses edge-triggered IRQ15 which is not shareable). You don't have drives connected to PIIX4, do you? However, it doesn't look like

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-20 Thread Sergei Shtylyov
Hello. Martin Rogge wrote: 00:04.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) (prog-if 80 [Master]) Flags: medium devsel [virtual] Memory at 01f0 (32-bit, non-prefetchable) [disabled] [size=8] [virtual] Memory at 03f0 (type 3,

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-20 Thread Sergei Shtylyov
Martin Rogge wrote: 00:04.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) (prog-if 80 [Master]) Flags: medium devsel [virtual] Memory at 01f0 (32-bit, non-prefetchable) [disabled] [size=8] [virtual] Memory at 03f0 (type 3, non-prefetchable)

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-19 Thread Martin Rogge
On Friday 19 October 2007 22:26:23 Sergei Shtylyov wrote: Hello. Martin Rogge wrote: BTW, can you try adding #define DEBUG to the driver meanwhile?.. Yoda said: Try not. Do or do not. There is no try. :-) So I did it. To be precise, I #defined both DEBUG and CMD_DEBUG.

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-19 Thread Sergei Shtylyov
Hello. Martin Rogge wrote: BTW, can you try adding #define DEBUG to the driver meanwhile?.. Yoda said: Try not. Do or do not. There is no try. :-) So I did it. To be precise, I #defined both DEBUG and CMD_DEBUG. However, I am not sure the result is conclusive. On a good kernel

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-19 Thread Martin Rogge
On Wednesday 17 October 2007 22:40:21 Sergei Shtylyov wrote: BTW, can you try adding #define DEBUG to the driver meanwhile?.. Yoda said: Try not. Do or do not. There is no try. So I did it. To be precise, I #defined both DEBUG and CMD_DEBUG. However, I am not sure the result is conclusive.

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-17 Thread Martin Rogge
On Wednesday 17 October 2007 00:14:26 Bartlomiej Zolnierkiewicz wrote: Martin, could you run git-bisect (http://kerneltrap.org/node/11753 - sorry for not explaining the procudure myself but Linus did it really well) starting with: git bisect good

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-17 Thread Sergei Shtylyov
Hello. Martin Rogge wrote: Martin, could you run git-bisect (http://kerneltrap.org/node/11753 - sorry for not explaining the procudure myself but Linus did it really well) starting with: git bisect good 688a87d145e04f6761c63e7f2e19fd9b3e4ca060 git bisect bad

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-16 Thread Sergei Shtylyov
Martin Rogge wrote: Could you git-bisect this? Although I have a couple of patch suspects (dealing with interrupts), all worked fine with PCI-649 just fine. PCI-648 is not really much different from 649 according to specs... Yes, I found the same when I managed to send the CMD 648 into

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-16 Thread Mark Lord
Sergei Shtylyov wrote: Martin Rogge wrote: Could you git-bisect this? Although I have a couple of patch suspects (dealing with interrupts), all worked fine with PCI-649 just fine. PCI-648 is not really much different from 649 according to specs... Yes, I found the same when I managed

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-16 Thread Sergei Shtylyov
Hello. Mark Lord wrote: Could you git-bisect this? Although I have a couple of patch suspects (dealing with interrupts), all worked fine with PCI-649 just fine. PCI-648 is not really much different from 649 according to specs... Yes, I found the same when I managed to send the CMD

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-16 Thread Bartlomiej Zolnierkiewicz
Hi, On Tuesday 16 October 2007, Mark Lord wrote: Sergei Shtylyov wrote: Martin Rogge wrote: Could you git-bisect this? Although I have a couple of patch suspects (dealing with interrupts), all worked fine with PCI-649 just fine. PCI-648 is not really much different from 649

Re: Fwd: CMD 64x regression from 2.6.21 to 2.6.22 and 2.6.23?

2007-10-15 Thread Sergei Shtylyov
Martin Rogge wrote: Hi Sergei and Bartlomiej, I have read in the changelog that both of you got linux kernel patches into 2.6.22-rc1 for the cmd64x driver. I found that some patches introduced in 2.6.22-rc1 break the CMD648 operation of one of my machines. (Actually I discovered it in