Using RTEMS kernel on arm based board - bare bsp

xi yang hiyangxi at gmail.com
Tue May 6 03:18:33 UTC 2008


On Tue, May 6, 2008 at 12:36 PM, Vinod Kulkarni <vinodk at tataelxsi.co.in> wrote:
>
>
>
> Hi,
>      Even the kernel compiled with bare BSP would print that?
>  I have one more question. Which is the suitable BSP for PXA255 based board?
Rrtems does not have PXA255 BSP, I will submit it in this month.
>
>  Regards
>  Vinod
>
>
>
>
>  -----Original Message-----
>  From: xu ray [mailto:rayx.cn at gmail.com]
>
>  Sent: Mon 5/5/2008 4:37 PM
>  To: Vinod Kulkarni
>  Cc: rtems-users at rtems.com
>  Subject: Re: Using RTEMS kernel on arm based board - bare bsp
>
>  BSP by default will not out put anything.
>  You serial port should get:
>
>  *** HELLO WORLD TEST ***
>  Hello World
>  END OF HELLO WORLD TEST
>  press any key to restart
>
>
>  That is the same for all ARM ports, some BSP might output debug info when
>  loading driver. However, I believe yours does not. You might need to check
>  your console driver's code.
>
>
>  2008/5/5 Vinod Kulkarni <vinodk at tataelxsi.co.in>:
>
>  >  Hi,
>  >
>  >     My serial port settings are:
>  >
>  > Baud - 115200
>  >
>  > Data - 8
>  >
>  > Stop - 1
>  >
>  > Parity - None
>  >
>  > Hardware flow control - None
>  >
>  > Software flow control - None
>  >
>  >
>  >
>  > Could you please tell me what is the expected behavior (I have loaded
>  > hello.exe file)?
>  >
>  >
>  >
>  > Regards
>  >
>  > Vinod
>  >  ------------------------------
>  >
>  > *From:* xu ray [mailto:rayx.cn at gmail.com]
>  > *Sent:* Monday, May 05, 2008 2:09 PM
>  > *To:* vinodk at tataelxsi.co.in
>  > *Cc:* rtems-users at rtems.com
>  > *Subject:* Re: Using RTEMS kernel on arm based board - bare bsp
>  >
>  >
>  >
>  > It is not the expected behavior.
>  > How about your serial port's setting, Rate/Nor/7bit.....
>  >
>  > 2008/5/5 Vinod Kulkarni <vinodk at tataelxsi.co.in>:
>  >
>  > Hi,
>  >
>  >     I am using arm based board (PXA255 based). I have built RTEMS kernel
>  > with bare bsp. I have my own boot-loader which is capable of loading the
>  > kernel. Once I load the kernel I am getting a dot (.) as the output.
> Could
>  > you please let me know whether this is the expected behavior?
>  >
>  >
>  >
>  > Regards
>  >
>  > Vinod
>  >
>  >
>  >
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>  >
>  > --
>  > Thanks & Best Regards!
>  >
>  > Ray, Xu
>  >
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>
>  Ray, Xu
>
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