[U-Boot] About PCI of U-BOOT of CANYONLANDS

Kazuaki Ichinohe
2009-03-20T10:50:02Z

Hi Anatolij, Stefan,

I confirmed the video output.

>> However, the video output cannot be confirmed.
Sorry, my fault.
We wish to express our gratitude.

Regards,
Kazuaki Ichinohe

Anatolij Gustschin ????????:
> Kazuaki Ichinohe wrote:
>>> Try to set VIDEO_IO_OFFSET to 0xD8000000, it should work. The
>>> value of 0xD0800000 is wrong, now I see it after double-checking
>>> the PCI/IO map in the PPC460EX manual. Sorry, my fault.
>> The PCI memory space is accessible.
>> However, the video output cannot be confirmed.
>> Why ?
>
> It is hard to guess. Does the driver recognize video RAM size
> correctly? Is the video RAM accessible? You can test it using
> 'md 0x80000000', 'mw 0x80000000 0xaa55aa55 1', 'md 0x80000000'
> commands. If the video RAM access doesn't work, than the VGA BIOS
> boot failed for some reason. Does your ATI card have two display
> output connectors? Are these DVI or VGA output connectors? Try to
> connect the display to another VGA connector if any.
>
> Best regards,
> Anatolij
>