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Re: [PATCH] EHCI driver - USB 2.0 support
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From: |
Szymon Janc |
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Subject: |
Re: [PATCH] EHCI driver - USB 2.0 support |
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Date: |
Sat, 25 Jun 2011 21:51:12 +0200 |
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User-agent: |
KMail/1.13.7 (Linux/2.6.39-2-686-pae; KDE/4.6.4; i686; ; ) |
On Saturday 25 June 2011 21:13:19 Aleš Nesrsta wrote:
> Hi,
Hi Aleš,
> because I still see no EHCI driver in GRUB for long time, I slowly
> prepared myself something what looks to be working...
> EHCI driver code is based on UHCI (OHCI) GRUB driver, no other source
> code was used (copied).
This is a really cool news :)
> I shortly tested main functions:
> - high speed device connected directly to EHCI port - working, OK
> - low/full speed device connected directly to EHCI port - not working
> but it is OK (it cannot work according to specification)
In such case EHCI should handover port to a companion 1.1 controller.
(see section 4.2 of EHCI specification)
--
Szymon K. Janc
address@hidden // GG: 1383435