[PATCH] or1ksim: Console: implement uart_read_polled

[Hesham Moustafa]

On Mon, Sep 29, 2014 at 10:02 PM, Joel Sherrill <joel.sherrill at oarcorp.com>
wrote:

>
> On 9/29/2014 2:53 PM, Hesham Moustafa wrote:
>
> Thanks for committing.
>
>  There are some other few pending patches. This one [1] adds
> qemu-system-or32 script to sim-scripts, and this [2] adds a new RTEMS
> tester script to test or1ksim BSP running on qemu.
>
>  [1] http://lists.rtems.org/pipermail/devel/2014-September/008064.html
>
> This is now committed.
>
>  [2] http://lists.rtems.org/pipermail/devel/2014-September/008047.html
>
>  As is this.
>
> Anything else missing?
>
No that's all. Anyone can run RTEMS tester now and get the latest results I
submitted.

>
>
> --joel
>
>
>  On Mon, Sep 29, 2014 at 9:38 PM, Joel Sherrill <joel.sherrill at oarcorp.com
> > wrote:
>
>>  Sorry. This is now committed.
>>
>> Anything else besides the task stack initialization patch?
>>
>> --joel
>>
>> On 9/29/2014 12:57 AM, Hesham Moustafa wrote:
>>
>> Hi,
>>
>>  This patch is needed for capture, pppd and any other tests that prompt
>> users to input data interactively.
>>
>>  Regards,
>> Hesham
>>
>> On Fri, Sep 19, 2014 at 9:20 PM, Hesham ALMatary <
>> heshamelmatary at gmail.com> wrote:
>>
>>> Implement uart_read_polled which is needed for any application that
>>> reads input from users. It works fine with pppd, capture, and all
>>> termios tests.
>>> ---
>>>  c/src/lib/libbsp/or1k/or1ksim/console/uart.c | 13 +++++++++++--
>>>  1 file changed, 11 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
>>> b/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
>>> index f1cfa09..c0ee618 100644
>>> --- a/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
>>> +++ b/c/src/lib/libbsp/or1k/or1ksim/console/uart.c
>>> @@ -86,9 +86,18 @@ static int uart_last_close(int major, int minor, void
>>> *arg)
>>>    return 0;
>>>  }
>>>
>>> -static int uart_read_polled(int minor)
>>> +static char uart_read_polled(int minor)
>>>  {
>>> -   return -1;
>>> +  unsigned char lsr;
>>> +  char c;
>>> +
>>> + /* Get a character when avaiable */
>>> +  do {
>>> +       lsr = OR1KSIM_REG(OR1KSIM_BSP_UART_REG_LINE_STATUS);
>>> +  } while ((lsr & OR1KSIM_BSP_UART_REG_LINE_STATUS_DR)
>>> +           != OR1KSIM_BSP_UART_REG_LINE_STATUS_DR);
>>> +
>>> +  return OR1KSIM_REG(OR1KSIM_BSP_UART_REG_RX);
>>>  }
>>>
>>>  static void uart_write_polled(int minor, char c)
>>> --
>>> 1.9.3
>>>
>>>
>>
>>   --
>> Joel Sherrill, Ph.D.             Director of Research & Developmentjoel.sherrill at OARcorp.com        On-Line Applications Research
>> Ask me about RTEMS: a free RTOS  Huntsville AL 35805
>> Support Available                (256) 722-9985
>>
>>
>
> --
> Joel Sherrill, Ph.D.             Director of Research & Developmentjoel.sherrill at OARcorp.com        On-Line Applications Research
> Ask me about RTEMS: a free RTOS  Huntsville AL 35805
> Support Available                (256) 722-9985
>
>
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