Re: [SeaBIOS] error in write and read from usb hid device

[Kevin O'Connor]

On Mon, Mar 16, 2015 at 08:47:13AM +0330, Navid Movahedi wrote:
> Hi
> Is there a mechanism to save log messages at boot time?

See http://seabios.org/Debugging
> I tested again and found that ehci_wait_td function timeouts in all
> execution of for loop including first.
> which registers you want to know?
> i got these information from log messages:
>
> pipe->qh.current = 0x1eff8d80
> pipe->qh.token = 0x00400141
> pipe->qh.qtd_next = 0x1efff140
> td->token = 0x00400c80
> pipe->qh.info1 = 0x00400202
> pipe->qh.info2 = 0x00400202

I need to see a copy of the full log in order to help.
> for uhci i used vmware workstation and it works perfectly and i can send
> and receive data from hid device, but my real hardware does not have uhci
> controller , instead it has 2 EHCI controller with rate matching hub, so i
> should use ehci driver for this kind of controller.

So, you are using coreboot+seabios on vmware and coreboot+seabios on
real hardware as well?

-Kevin

error in write and read from usb hid device

[Navid Movahedi]

> See http://seabios.org/Debugging

I couldn't add the physical EHCI controller to qemu using pass through. how
to do that?

So, you are using coreboot+seabios on vmware and coreboot+seabios on
> real hardware as well?

no, i have developed a boot loader and for usb detection and enumeration i
have used the seabios source base and i test this bootloader with vmware
and real hardware