[U-Boot] [PATCH 1/6] h2200: Add support for iPAQ h2200

Marek Vasut
2012-09-19T23:25:11Z

Dear ?ukasz Da?ek,

> On 20.09.2012 01:09, Marek Vasut wrote:
> > Dear ?ukasz Da?ek,
> >
> >> On 20.09.2012 00:56, Marek Vasut wrote:
> >>>> That's why I use directive .word 0xea0003fe
> >>>
> >>> Check some arm instruction quick ref for what 0xea0003fe really is and
> >>> if it really is necessary or anything else work just fine as well.
> >>
> >> 0xea0003fe is a branch instruction. 0x3fe is an offset (0x3fe<< 2 + 8 =
> >> 0x1000)
> >> And I will left it. Bootloader checks for 4 bytes which have to be equal
> >> 0xfe, 0x03, 0x00, 0xea and for 4 bytes at the offset 0x40 which have to
> >> be equal E, C, E, C
> >
> > It checks the branch instruction? What a piece of crap ... can't you
> > replace it as well?
>
> I can't. I would have to prepare sth like x-loader used in ti omap
> processors.

What? Why?

> And I want to add driver for sdcard and flash and keyboard and lcd would be
> nice... So I will left it as it is for now.

these drivers are already in uboot

> ?ukasz Da?ek

Best regards,
Marek Vasut