On 2/17/2014 1:10 PM, Peter Dufault wrote:
> On Feb 16, 2014, at 21:19 , Chris Johns <chr...@rtems.org> wrote:
>
>> On 17/02/2014 10:44 am, Peter Dufault wrote:
>>> - Is the serial port mixup output expected?  I understand if it is, but if 
>>> it's unexpected I'd like to fix it.
>> No it is not expected. I wonder if it is a printk, printf with polled 
>> and interrupt driven IO and something not correct.
>>
> Looking at the source for SP0[1-7] the output is a mixture of printf() and 
> puts(), no printk().
>
> I think the console output for all eSCI based mpc55xxevb BSPS is under 
> interrupt control, there isn't a specific option for console interrupt I/O 
> and I set a breakpoint in mpc55xx_esci_poll_write() and didn't get any hits, 
> while there are breaks in mpc55xx_esci_interrupt_handler().  TERMIOS 
> interrupts is set to TERMIOS_IRQ_DRIVEN and as far as I can tell that's 
> unconditionally set to 1, does console I/O go through termios?
Yep. Everything but printk()
> Peter
> -----------------
> Peter Dufault
> HD Associates, Inc.      Software and System Engineering
>
>
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