[SeaBIOS] Issues with ASRock E350M1

mbuschman at lucidmachines.com mbuschman at lucidmachines.com
Sat Jun 4 06:46:23 CEST 2011


I can confirm that this is working properly now!

I would also like to say that my USB keyboard performs significantly  
better now in GRUB under SeaBIOS on my ASRock E350M1 than it does with  
the stock Intel BIOS on my main workstation (Core 2 Quad, Intel board)

Very impressive - Thanks!
-Marshall Buschman

Quoting Kevin O'Connor <kevin at koconnor.net>:

> On Sun, May 29, 2011 at 03:17:40AM -0500, Scott Duplichan wrote:
>> I decided to try and debug this myself. The attached patch is what I
>> came up with. Within the limitations of typing abilities, it is now
>> perfect. No sluggishness and no dropped keys. The head == next check
>> was failing when it should have passed. The reason is that the
>> toggleCarry bit is often set in endpoint descriptor dword #2, at least
>> on AMD hardware.
> Thanks.  I slightly modified the patch and committed it.
>> Hopefully this change is compatible with qemu, Intel,
>> and other OHCI controllers.
> I don't think there are any Intel OHCI controllers.  I tested it on
> qemu and it looks fine.  If you're curious, testing on qemu looks
> like:
> qemu -L biosdir -chardev stdio,id=seabios -device  
> isa-debugcon,iobase=0x402,chardev=seabios -fda odin1440.img -device  
> pci-ohci -device usb-kbd
> -Kevin
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