Re: Problem booting 2 USB devices
- From: "David Liao \(MS\)" <davli@xxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 31 May 2005 11:18:35 -0700
You probably use CEPC. The one device is used during the boot by BIOS. This
is why CE does not detect it.
If you can disable the Legacy USB support on BIOS, it may solve your
problem.
David Liao.
"chuckl" <chuckl@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:82B0AB3F-33C0-4E45-B9BB-80E3CC449CE5@xxxxxxxxxxxxxxxx
> When I have two USB devices plugged in at boot time (say a USB keyboard
> and a
> Mass Storage Device), only one will enumerate. The second will install
> properly if I plug it in after boot.
>
> It doesn't seem to matter which USB devices are used - I get the same
> behavior with two MSC devices, for example.
>
> I'm puzzled because the devices I'm using are pretty generic, and the BSP
> that I'm sysgenning uses unmodified, generic drivers. Shouldn't I expect
> that generic devices with generic code should work?
>
> I've searched this forum quite a bit on this problem, but haven't found
> any
> clear direction to address this.
>
> Thanks,
> Chuck
.
- References:
- Problem booting 2 USB devices
- From: chuckl
- Problem booting 2 USB devices
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