Hi,
I probably found the reason of this bad behavior.
Try patch included in ML thread "[PATCH] EHCI/USBMS corrections".
BR,
Ales
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I think you should plug a USB snooper and look at the flow.
This is initial stuff, so it shouldn't be that much data to look at.
Also, dump the device descriptors using linux (lsusb) for example.
It should help with quirk-searching.
> I am trying to boot a USB flash drive in GRUB2, when used as a
> Premise: me and phcoder think its a bad/slow USB drive.
Of course, the USB device could be "bad" - I met some devices which have
not good implementation of USB mass storage class (or SCSI) specification.
What is surprising, most of these devices were able to work correctly in
Linux or Windows (at
I am trying to boot a USB flash drive in GRUB2, when used as a payload
for coreboot.
This is on a Lenovo Thinkpad X60.
I am using this config to boot from a Trisquel live USB (the config in
correct; it has worked on occasion):
menuentry 'Boot Trisquel USB' {
linux (usb0)/casper/vmlinuz boo
