[ros-dev] Short announce: My Serial port-on-MMIO implementation works - allowing debug logging on laptops

[Aleksey Bragin]

Minas,
that's just great!

Do you mind including that to trunk?


Regards,
Aleksey Bragin

On 06.04.2014 22:37, Minas Abrahamyan wrote:
> Hi all,
>
> With this few words I would like to share the joyous event of 
> MMIO-based serial port implementation
> has finally worked for me.
>
> This is the equivalent of earlycon serial port implementation in Linux 
> with some extension
> (so now it is even better then Linux one)
> Some work yet is needed to be done to transform the work into the 
> normal patch, but the good news is
> it is working, and still doesn't require PNPmanager for work, i.e. it 
> starts very early in kernel and writes kernel log messages.
>
> I use ExpressCard 34 extension board Serial RS232 port, on laptop,
> but think it will work fro PC Cards too (former name PCMCIA).
>
> ==Importance: Touching the hardware==
> For the more developers we need more working PC models ( Real Hardware)
> Almost all modern PCs are laptops with PCIe bus (the rest are desktops)
> (but few of them able to boot the ReactOS)
> Modern serial ports are recommended to use /often use MMIO-based data 
> transfer instead of former I/O ports.
>
> So now possibility appears to debug these new computers and force the 
> ReactOS to work on this important part of new PCs.
>
> Thanks for attention
>
> -Minas Abrahamyan
>
> PS Curious note: for catching the debug logs I use the (small and 
> cheap) soap box-sized microcontroller board with LCD (ready-unit), and 
> I call it "ReactOS debug logger" appliance. It doesn't take space and 
> doesn't produce any noise
>
>

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