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SubjectRe: [LinuxBIOS] #57: libusb host program for PLX NET20DC debug device
Date
yhlu <yinghailu@gmail.com> writes:

> On 12/2/06, Eric W. Biederman <ebiederm@xmission.com> wrote:
>> Please yank the direct out of the filename if you are making something
>> like this out of it. That was my note I was going direct to hardware
>> which is pretty much assumed if you are in LinuxBIOS.
>
> Yes, I adapted the code to used in LinuxBIOS, including CAR stage code
> and RAM satge code.
>
> I didn't have debug cable plugged yet.

Even if you did it wouldn't work right now. My initial
version does initialize the ehci properly so it won't
find any usb devices. I almost have that fixed,
but it looks like for the usb device reset I need
a usable delay function, so I can delay 50ms. Grr...

> BTW in kernel earlyprintk or prink, you could use
> read_pci_config/write_pci_config before PCI system is loaded.

Yep thanks that seems to be working. Now I just need
to find an early delay and I can try this mess out!

Eric

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