linux-kernel - Re: [LinuxBIOS] #57: libusb host program for PLX NET20DC debug device

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Date:	Sun, 3 Dec 2006 13:01:30 +0100
From:	Stefan Reinauer <stepan@...esystems.de>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	yhlu <yinghailu@...il.com>, Peter Stuge <stuge-linuxbios@....org>,
	linux-kernel@...r.kernel.org, linuxbios@...uxbios.org
Subject: Re: [LinuxBIOS] #57: libusb host program for PLX NET20DC debug device

* Eric W. Biederman <ebiederm@...ssion.com> [061203 12:51]:
> > 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!

you could use io delay, one outb uses roughly 1us iirc.

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